Game analysis for SonarQube (#5)

Reviewed-on: #5
Co-authored-by: Romain BOULLARD <romain.boullard@protonmail.com>

.clang-format

@@ -127,22 +127,37 @@ IncludeCategories:
     Priority:        2
   - Regex:           '^<Utils/'
     Priority:        3
-  - Regex:           '^<EngineTests/'
+  - Regex:           '^<SasquatchBaker/'
     Priority:        4
-  - Regex:           '^<SystemTests/'
+  - Regex:           '^<EngineTests/'
     Priority:        5
-  - Regex:           '^<UtilsTests/'
+  - Regex:           '^<SystemTests/'
     Priority:        6
-  - Regex:           '^<AssetsForTesting/'
+  - Regex:           '^<UtilsTests/'
     Priority:        7
-  - Regex:           '^<EngineBenchmarks/'
+  - Regex:           '^<AssetsForTesting/'
     Priority:        8
-  - Regex:           '^<AssetsForBenchmarking/'
+  - Regex:           '^<SasquatchBakerTests/'
     Priority:        9
-  - Regex:           '^<[a-zA-Z0-9_/]+\.h>'
+  - Regex:           '^<EngineBenchmarks/'
     Priority:        10
-  - Regex:           '^<[a-zA-Z0-9_/]+\.hpp>'
-    Priority:        10
-  - Regex:           '^<[a-zA-Z0-9_/]+>'
+  - Regex:           '^<AssetsForBenchmarking/'
     Priority:        11
-MainIncludeChar: AngleBracket
+  - Regex:           '^<SasquatchBakerBenchmarks/'
+    Priority:        12
+  - Regex:           '^<[a-zA-Z0-9_/]+\.h>'
+    Priority:        13
+  - Regex:           '^<[a-zA-Z0-9_/]+\.hpp>'
+    Priority:        13
+  - Regex:           '^<[a-zA-Z0-9_/]+>'
+    Priority:        14
+MainIncludeChar: AngleBracket
+Macros:
+  - 'BIGFOOT_OPTIMIZED_ONLY(x)=x'
+  - 'BIGFOOT_OPTIMIZED_ONLY(x,y)=x,y'
+  - 'BIGFOOT_NOT_OPTIMIZED_ONLY(x)=x'
+  - 'BIGFOOT_NOT_OPTIMIZED_ONLY(x,y)=x,y'
+  - 'BIGFOOT_TOOLMODE_ONLY(x)=x'
+  - 'BIGFOOT_TOOLMODE_ONLY(x,y)=x,y'
+  - 'BIGFOOT_GAME_ONLY(x)=x'
+  - 'BIGFOOT_GAME_ONLY(x,y)=x,y'

.clang-tidy

@@ -11,9 +11,13 @@ Checks: >
   portability-*,
   
   -modernize-use-trailing-return-type,
+  -modernize-use-auto,
   -readability-avoid-const-params-in-decls,
   -cppcoreguidelines-macro-usage,
-  -cppcoreguidelines-avoid-do-while
+  -cppcoreguidelines-avoid-do-while,
+  -cppcoreguidelines-pro-bounds-avoid-unchecked-container-access,
+  -cppcoreguidelines-pro-bounds-pointer-arithmetic,
+  -cppcoreguidelines-pro-type-reinterpret-cast
 
 ExcludeHeaderFilterRegex: '_generated.*'
 

.gitea/workflows/ci.yml

@@ -18,10 +18,10 @@ jobs:
         build_type: ["Debug", "RelWithDebInfo", "Release"]
         unity_build: ["ON", "OFF"]
         conan_profile: ["./ConanProfiles/host/clang", "./ConanProfiles/host/clang_asan"]
-        toolmode:
+        variant:
           - { value: "True", name: "toolmode" }
           - { value: "False", name: "game" }
-    name: "Build & Test ${{ matrix.build_type }} with ${{ matrix.conan_profile }} (Unity Build: ${{ matrix.unity_build }}, Variant: ${{ matrix.toolmode.name }})"
+    name: "Build & Test ${{ matrix.build_type }} with ${{ matrix.conan_profile }} (Unity Build: ${{ matrix.unity_build }}, Variant: ${{ matrix.variant.name }})"
     steps:
       - name: Install Node.js
         run: apt-get update && apt-get install -y nodejs
@@ -33,18 +33,18 @@ jobs:
 
       - name: Build
         run: |
-            conan install . --remote=bigfootpackages -pr:h=${{ matrix.conan_profile }} -pr:b=./ConanProfiles/build/clang  --build=missing -s build_type=${{ matrix.build_type }} -o bigfoot/*:build_tests=True -o bigfoot/*:build_benchmarks=True -o bigfoot/*:tracy=False -o bigfoot/*:vulkan=True -o bigfoot/*:toolmode=${{ matrix.toolmode.value }} -of build-${{ matrix.toolmode.name }}
-            . ./build-${{ matrix.toolmode.name }}/build/${{ matrix.build_type }}/generators/conanbuild.sh
-            cmake -S . -B ./build-${{ matrix.toolmode.name }}/${{ matrix.build_type }} --toolchain ./build-${{ matrix.toolmode.name }}/build/${{ matrix.build_type }}/generators/conan_toolchain.cmake -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} -DCMAKE_UNITY_BUILD=${{ matrix.unity_build }} -G "Ninja"
-            cmake --build build-${{ matrix.toolmode.name }}/${{ matrix.build_type }} --parallel $(nproc)
-            . ./build-${{ matrix.toolmode.name }}/build/${{ matrix.build_type }}/generators/deactivate_conanbuild.sh
+            conan install . --remote=bigfootpackages -pr:h=${{ matrix.conan_profile }} -pr:b=./ConanProfiles/build/clang  --build=missing -s build_type=${{ matrix.build_type }} -o bigfoot/*:build_tests=True -o bigfoot/*:build_benchmarks=True -o bigfoot/*:tracy=False -o bigfoot/*:vulkan=True -o bigfoot/*:toolmode=${{ matrix.variant.value }} -of build-${{ matrix.variant.name }}
+            . ./build-${{ matrix.variant.name }}/build/${{ matrix.build_type }}/generators/conanbuild.sh
+            cmake -S . -B ./build-${{ matrix.variant.name }}/${{ matrix.build_type }} --toolchain ./build-${{ matrix.variant.name }}/build/${{ matrix.build_type }}/generators/conan_toolchain.cmake -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} -DCMAKE_UNITY_BUILD=${{ matrix.unity_build }} -G "Ninja"
+            cmake --build build-${{ matrix.variant.name }}/${{ matrix.build_type }} --parallel $(nproc)
+            . ./build-${{ matrix.variant.name }}/build/${{ matrix.build_type }}/generators/deactivate_conanbuild.sh
 
       - name: Unit Tests
         run: |
-            cd ./build-${{ matrix.toolmode.name }}/${{ matrix.build_type }}
-            . ../../build-${{ matrix.toolmode.name }}/build/${{ matrix.build_type }}/generators/conanbuild.sh
+            cd ./build-${{ matrix.variant.name }}/${{ matrix.build_type }}
+            . ../../build-${{ matrix.variant.name }}/build/${{ matrix.build_type }}/generators/conanbuild.sh
             xvfb-run ctest . --output-on-failure
-            . ../../build-${{ matrix.toolmode.name }}/build/${{ matrix.build_type }}/generators/deactivate_conanbuild.sh
+            . ../../build-${{ matrix.variant.name }}/build/${{ matrix.build_type }}/generators/deactivate_conanbuild.sh
 
   clang-format:
     runs-on: ubuntu-latest
@@ -60,6 +60,6 @@ jobs:
         uses: actions/checkout@v6
         with:
           submodules: recursive
-          
+
       - name: Clang Format Checks
-        run: chmod +x format.sh && ./format.sh --check Bigfoot
+        run: chmod +x format.sh && ./format.sh --check Bigfoot

.gitea/workflows/sonarqube.yml

@@ -5,6 +5,10 @@ on:
     branches:
       - main
       - Development
+  pull_request:
+    branches:
+      - main
+      - Development
 
 jobs:
   build-and-test:
@@ -13,7 +17,14 @@ jobs:
     container:
       image: git.romainboullard.com/bigfootdev/linuxcppbuilder:development
 
-    name: "Sonarqube"
+    strategy:
+      fail-fast: false
+      matrix:
+        variant:
+          - { value: "True", name: "toolmode", projectKey: "Bigfoot-Tool", projectName: "Bigfoot Tool" }
+          - { value: "False", name: "game", projectKey: "Bigfoot-Game", projectName: "Bigfoot Game" }
+
+    name: "Sonarqube (${{ matrix.variant.name }})"
     steps:
       - name: Install Node.js
         run: apt-get update && apt-get install -y nodejs
@@ -23,28 +34,64 @@ jobs:
         with:
           fetch-depth: 0
           submodules: recursive
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+
+      - name: Read version
+        id: version
+        run: echo "version=$(cat VERSION)" >> "$GITHUB_OUTPUT"
 
       - name: Build
         run: |
-            conan install . --remote=bigfootpackages -pr:h=./ConanProfiles/host/clang_coverage -pr:b=./ConanProfiles/build/clang  --build=missing -s build_type=Debug -o bigfoot/*:build_tests=True -o bigfoot/*:build_benchmarks=True -o bigfoot/*:tracy=False -o bigfoot/*:build_tools=True -o bigfoot/*:vulkan=True
-            . ./build/Debug/generators/conanbuild.sh
-            cmake -S . -B ./build/Debug --toolchain ./build/Debug/generators/conan_toolchain.cmake -DCMAKE_BUILD_TYPE=Debug -G "Ninja"
-            cmake --build build/Debug --parallel $(nproc)
-            . ./build/Debug/generators/deactivate_conanbuild.sh
+            conan install . --remote=bigfootpackages -pr:h=./ConanProfiles/host/clang_coverage -pr:b=./ConanProfiles/build/clang  --build=missing -s build_type=Debug -o bigfoot/*:build_tests=True -o bigfoot/*:build_benchmarks=True -o bigfoot/*:tracy=False -o bigfoot/*:toolmode=${{ matrix.variant.value }} -o bigfoot/*:vulkan=True -of build-${{ matrix.variant.name }}
+            . ./build-${{ matrix.variant.name }}/build/Debug/generators/conanbuild.sh
+            cmake -S . -B ./build-${{ matrix.variant.name }}/Debug --toolchain ./build-${{ matrix.variant.name }}/build/Debug/generators/conan_toolchain.cmake -DCMAKE_BUILD_TYPE=Debug -G "Ninja"
+            cmake --build build-${{ matrix.variant.name }}/Debug --parallel $(nproc)
+            . ./build-${{ matrix.variant.name }}/build/Debug/generators/deactivate_conanbuild.sh
+
+      - name: Run tests
+        run: |
+            cd ./build-${{ matrix.variant.name }}/Debug
+            . ../../build-${{ matrix.variant.name }}/build/Debug/generators/conanbuild.sh
+            LLVM_PROFILE_FILE="%p.profraw%c" xvfb-run ctest --output-on-failure
+            . ../../build-${{ matrix.variant.name }}/build/Debug/generators/deactivate_conanbuild.sh
 
       - name: Clang-Tidy
-        run: run-clang-tidy -p ./build/Debug/ >> tidy_result.txt
+        run: run-clang-tidy -p ./build-${{ matrix.variant.name }}/Debug/ > tidy_result.txt
 
       - name: Infer
-        run: infer run --compilation-database build/Debug/compile_commands.json
+        run: infer run --compilation-database build-${{ matrix.variant.name }}/Debug/compile_commands.json
+
+      - name: Generate coverage report
+        shell: bash
+        run: |
+            # gcovr's own LLVM-JSON reader only understands coverage-mapping format
+            # 2.x; this image's clang 22 llvm-cov emits format 3.x, which gcovr
+            # rejects outright ("Wrong major version"). Bypassing gcovr's JSON
+            # path entirely: llvm-cov's lcov exporter is a separate, unaffected
+            # code path, so merge -> export lcov -> convert lcov to Cobertura.
+            llvm-profdata merge -sparse $(find build-${{ matrix.variant.name }}/Debug -name "*.profraw") -o merged.profdata
+            BINARIES=($(find build-${{ matrix.variant.name }}/Debug -maxdepth 8 -type f -executable -iname "*Tests"))
+            OBJECT_ARGS=$(printf -- '-object %s ' "${BINARIES[@]:1}")
+            llvm-cov export -format=lcov -instr-profile=merged.profdata "${BINARIES[0]}" $OBJECT_ARGS > coverage.lcov
+            # lcov_cobertura isn't preinstalled on the image; inject it into
+            # gcovr's existing pipx venv and expose its CLI on PATH.
+            pipx inject gcovr lcov_cobertura --include-apps
+            lcov_cobertura coverage.lcov -b . -o coverage.xml
 
       - name: SonarQube Scan
-        if: github.head_ref == 'main' || github.ref_name == 'main'
         uses: SonarSource/sonarqube-scan-action@v7.0.0
         with:
           args: >
-            -Dsonar.cxx.jsonCompilationDatabase=./build/Debug/compile_commands.json
-            -Dsonar.verbose=true
+            -Dsonar.projectKey=${{ matrix.variant.projectKey }}
+            "-Dsonar.projectName=${{ matrix.variant.projectName }}"
+            -Dsonar.projectVersion=${{ steps.version.outputs.version }}
+            -Dsonar.cxx.jsonCompilationDatabase=./build-${{ matrix.variant.name }}/Debug/compile_commands.json
+            -Dsonar.cxx.xunit.reportPaths=build-${{ matrix.variant.name }}/Debug/TestResults/*.xml
+            -Dsonar.qualitygate.wait=true
+            ${{ github.event_name == 'pull_request' &&
+                format('-Dsonar.pullrequest.key={0} -Dsonar.pullrequest.branch={1} -Dsonar.pullrequest.base={2} -Dsonar.analysis.sqbot={3}',
+                       github.event.pull_request.number, github.head_ref, github.base_ref, github.event.pull_request.head.sha)
+                || format('-Dsonar.branch.name={0}', github.ref_name) }}
         env:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-          SONAR_HOST_URL: ${{ secrets.SONAR_HOST }}
+          SONAR_HOST_URL: ${{ secrets.SONAR_HOST }}

Bigfoot/Benchmarks/.clang-tidy

@@ -0,0 +1,5 @@
+InheritParentConfig: true
+Checks: >
+  -cppcoreguidelines-non-private-member-variables-in-classes,
+  -cppcoreguidelines-avoid-magic-numbers,
+  -readability-magic-numbers

Bigfoot/Benchmarks/AssetsForBenchmarking/Asset/BenchmarkAssetReferred.cpp

@@ -0,0 +1,11 @@
+/*********************************************************************
+ * \file   BenchmarkAssetReferred.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <AssetsForBenchmarking/Asset/BenchmarkAssetReferred.hpp>
+
+#include <Engine/Asset/AssetHelper.hpp>
+
+BIGFOOT_ASSET(BenchmarkAssetReferred, ::Bigfoot::BenchmarkAssetReferred)

Bigfoot/Benchmarks/AssetsForBenchmarking/Include/AssetsForBenchmarking/Asset/BenchmarkAsset.fbs

@@ -1,8 +1,11 @@
+include "Engine/Asset/Reference.fbs";
+
 namespace Flat.Bigfoot;
 
 table BenchmarkAsset
 {
     payload: [ubyte];
+    refs: [HardReference] (native_inline, bigfoot_ref: "::Bigfoot::BenchmarkAssetReferred");
 }
 
 root_type BenchmarkAsset;

Bigfoot/Benchmarks/AssetsForBenchmarking/Include/AssetsForBenchmarking/Asset/BenchmarkAssetReferred.fbs

@@ -0,0 +1,7 @@
+namespace Flat.Bigfoot;
+
+table BenchmarkAssetReferred
+{
+}
+
+root_type BenchmarkAssetReferred;

Bigfoot/Benchmarks/AssetsForBenchmarking/Include/AssetsForBenchmarking/Asset/BenchmarkAssetReferred.hpp

@@ -0,0 +1,25 @@
+/*********************************************************************
+ * \file   BenchmarkAssetReferred.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_ASSETSFORBENCHMARKING_ASSET_BENCHMARKASSETREFERRED_HPP
+#define BIGFOOT_ASSETSFORBENCHMARKING_ASSET_BENCHMARKASSETREFERRED_HPP
+#include <Engine/Asset/Asset.hpp>
+
+#include <AssetsForBenchmarking/Asset/BenchmarkAssetReferred_generated.hpp>
+
+namespace Bigfoot
+{
+struct BenchmarkAssetReferredTraits
+{
+    using FLAT = ::Flat::Bigfoot::BenchmarkAssetReferred;
+};
+
+class BenchmarkAssetReferred: public Asset<BenchmarkAssetReferredTraits>
+{
+};
+}   // namespace Bigfoot
+
+#endif

Bigfoot/Benchmarks/AssetsForBenchmarking/Include/AssetsForBenchmarking/Asset/BenchmarkAssetReferred_generated.hpp

@@ -0,0 +1,172 @@
+// automatically generated by the FlatBuffers compiler, do not modify
+
+
+#ifndef FLATBUFFERS_GENERATED_BENCHMARKASSETREFERRED_FLAT_BIGFOOT_H_
+#define FLATBUFFERS_GENERATED_BENCHMARKASSETREFERRED_FLAT_BIGFOOT_H_
+
+#include "flatbuffers/flatbuffers.h"
+
+// Ensure the included flatbuffers.h is the same version as when this file was
+// generated, otherwise it may not be compatible.
+static_assert(FLATBUFFERS_VERSION_MAJOR == 25 &&
+              FLATBUFFERS_VERSION_MINOR == 12 &&
+              FLATBUFFERS_VERSION_REVISION == 19,
+             "Non-compatible flatbuffers version included");
+// Ensure the included flatbuffers.h is Bigfoot's fork - stock
+// flatbuffers (or a differently versioned Bigfoot fork) is not compatible.
+#ifndef FLATBUFFERS_BIGFOOT_VERSION
+#error "This file requires Bigfoot's flatbuffers fork - stock flatbuffers is not compatible"
+#endif
+static_assert(FLATBUFFERS_BIGFOOT_VERSION == 1,
+             "Non-compatible Bigfoot flatbuffers fork version included");
+
+#include "EASTL/unique_ptr.h"
+#include "EASTL/string.h"
+#include "EASTL/vector.h"
+
+namespace Flat {
+namespace Bigfoot {
+
+struct BenchmarkAssetReferred;
+struct BenchmarkAssetReferredBuilder;
+struct BenchmarkAssetReferredT;
+
+inline const ::flatbuffers::TypeTable *BenchmarkAssetReferredTypeTable();
+
+struct BenchmarkAssetReferredT : public ::flatbuffers::NativeTable {
+  typedef BenchmarkAssetReferred TableType;
+  static FLATBUFFERS_CONSTEXPR_CPP11 const char *GetFullyQualifiedName() {
+    return "Flat.Bigfoot.BenchmarkAssetReferredT";
+  }
+};
+
+struct BenchmarkAssetReferred FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
+  typedef BenchmarkAssetReferredT NativeTableType;
+  typedef BenchmarkAssetReferredBuilder Builder;
+  struct Traits;
+  static const ::flatbuffers::TypeTable *MiniReflectTypeTable() {
+    return BenchmarkAssetReferredTypeTable();
+  }
+  static FLATBUFFERS_CONSTEXPR_CPP11 const char *GetFullyQualifiedName() {
+    return "Flat.Bigfoot.BenchmarkAssetReferred";
+  }
+  template <bool B = false>
+  bool Verify(::flatbuffers::VerifierTemplate<B> &verifier) const {
+    return VerifyTableStart(verifier) &&
+           verifier.EndTable();
+  }
+  BenchmarkAssetReferredT *UnPack(const ::flatbuffers::resolver_function_t *_resolver = nullptr) const;
+  void UnPackTo(BenchmarkAssetReferredT *_o, const ::flatbuffers::resolver_function_t *_resolver = nullptr) const;
+  static ::flatbuffers::Offset<BenchmarkAssetReferred> Pack(::flatbuffers::FlatBufferBuilder &_fbb, const BenchmarkAssetReferredT* _o, const ::flatbuffers::rehasher_function_t *_rehasher = nullptr);
+};
+
+struct BenchmarkAssetReferredBuilder {
+  typedef BenchmarkAssetReferred Table;
+  ::flatbuffers::FlatBufferBuilder &fbb_;
+  ::flatbuffers::uoffset_t start_;
+  explicit BenchmarkAssetReferredBuilder(::flatbuffers::FlatBufferBuilder &_fbb)
+        : fbb_(_fbb) {
+    start_ = fbb_.StartTable();
+  }
+  ::flatbuffers::Offset<BenchmarkAssetReferred> Finish() {
+    const auto end = fbb_.EndTable(start_);
+    auto o = ::flatbuffers::Offset<BenchmarkAssetReferred>(end);
+    return o;
+  }
+};
+
+inline ::flatbuffers::Offset<BenchmarkAssetReferred> CreateBenchmarkAssetReferred(
+    ::flatbuffers::FlatBufferBuilder &_fbb) {
+  BenchmarkAssetReferredBuilder builder_(_fbb);
+  return builder_.Finish();
+}
+
+struct BenchmarkAssetReferred::Traits {
+  using type = BenchmarkAssetReferred;
+  static auto constexpr Create = CreateBenchmarkAssetReferred;
+};
+
+::flatbuffers::Offset<BenchmarkAssetReferred> CreateBenchmarkAssetReferred(::flatbuffers::FlatBufferBuilder &_fbb, const BenchmarkAssetReferredT *_o, const ::flatbuffers::rehasher_function_t *_rehasher = nullptr);
+
+inline BenchmarkAssetReferredT *BenchmarkAssetReferred::UnPack(const ::flatbuffers::resolver_function_t *_resolver) const {
+  auto _o = std::make_unique<BenchmarkAssetReferredT>();
+  UnPackTo(_o.get(), _resolver);
+  return _o.release();
+}
+
+inline void BenchmarkAssetReferred::UnPackTo(BenchmarkAssetReferredT *_o, const ::flatbuffers::resolver_function_t *_resolver) const {
+  (void)_o;
+  (void)_resolver;
+}
+
+inline ::flatbuffers::Offset<BenchmarkAssetReferred> CreateBenchmarkAssetReferred(::flatbuffers::FlatBufferBuilder &_fbb, const BenchmarkAssetReferredT *_o, const ::flatbuffers::rehasher_function_t *_rehasher) {
+  return BenchmarkAssetReferred::Pack(_fbb, _o, _rehasher);
+}
+
+inline ::flatbuffers::Offset<BenchmarkAssetReferred> BenchmarkAssetReferred::Pack(::flatbuffers::FlatBufferBuilder &_fbb, const BenchmarkAssetReferredT* _o, const ::flatbuffers::rehasher_function_t *_rehasher) {
+  (void)_rehasher;
+  (void)_o;
+  struct _VectorArgs { ::flatbuffers::FlatBufferBuilder *__fbb; const BenchmarkAssetReferredT* __o; const ::flatbuffers::rehasher_function_t *__rehasher; } _va = { &_fbb, _o, _rehasher}; (void)_va;
+  return Flat::Bigfoot::CreateBenchmarkAssetReferred(
+      _fbb);
+}
+
+inline const ::flatbuffers::TypeTable *BenchmarkAssetReferredTypeTable() {
+  static const ::flatbuffers::TypeTable tt = {
+    ::flatbuffers::ST_TABLE, 0, nullptr, nullptr, nullptr, nullptr, nullptr
+  };
+  return &tt;
+}
+
+inline const Flat::Bigfoot::BenchmarkAssetReferred *GetBenchmarkAssetReferred(const void *buf) {
+  return ::flatbuffers::GetRoot<Flat::Bigfoot::BenchmarkAssetReferred>(buf);
+}
+
+inline const Flat::Bigfoot::BenchmarkAssetReferred *GetSizePrefixedBenchmarkAssetReferred(const void *buf) {
+  return ::flatbuffers::GetSizePrefixedRoot<Flat::Bigfoot::BenchmarkAssetReferred>(buf);
+}
+
+template <bool B = false>
+inline bool VerifyBenchmarkAssetReferredBuffer(
+    ::flatbuffers::VerifierTemplate<B> &verifier) {
+  return verifier.template VerifyBuffer<Flat::Bigfoot::BenchmarkAssetReferred>(nullptr);
+}
+
+template <bool B = false>
+inline bool VerifySizePrefixedBenchmarkAssetReferredBuffer(
+    ::flatbuffers::VerifierTemplate<B> &verifier) {
+  return verifier.template VerifySizePrefixedBuffer<Flat::Bigfoot::BenchmarkAssetReferred>(nullptr);
+}
+
+inline const char *BenchmarkAssetReferredExtension() {
+  return "bfbs";
+}
+
+inline void FinishBenchmarkAssetReferredBuffer(
+    ::flatbuffers::FlatBufferBuilder &fbb,
+    ::flatbuffers::Offset<Flat::Bigfoot::BenchmarkAssetReferred> root) {
+  fbb.Finish(root);
+}
+
+inline void FinishSizePrefixedBenchmarkAssetReferredBuffer(
+    ::flatbuffers::FlatBufferBuilder &fbb,
+    ::flatbuffers::Offset<Flat::Bigfoot::BenchmarkAssetReferred> root) {
+  fbb.FinishSizePrefixed(root);
+}
+
+inline eastl::unique_ptr<Flat::Bigfoot::BenchmarkAssetReferredT> UnPackBenchmarkAssetReferred(
+    const void *buf,
+    const ::flatbuffers::resolver_function_t *res = nullptr) {
+  return eastl::unique_ptr<Flat::Bigfoot::BenchmarkAssetReferredT>(GetBenchmarkAssetReferred(buf)->UnPack(res));
+}
+
+inline eastl::unique_ptr<Flat::Bigfoot::BenchmarkAssetReferredT> UnPackSizePrefixedBenchmarkAssetReferred(
+    const void *buf,
+    const ::flatbuffers::resolver_function_t *res = nullptr) {
+  return eastl::unique_ptr<Flat::Bigfoot::BenchmarkAssetReferredT>(GetSizePrefixedBenchmarkAssetReferred(buf)->UnPack(res));
+}
+
+}  // namespace Bigfoot
+}  // namespace Flat
+
+#endif  // FLATBUFFERS_GENERATED_BENCHMARKASSETREFERRED_FLAT_BIGFOOT_H_

Bigfoot/Benchmarks/AssetsForBenchmarking/Include/AssetsForBenchmarking/Asset/BenchmarkAsset_generated.hpp

@@ -20,6 +20,10 @@ static_assert(FLATBUFFERS_VERSION_MAJOR == 25 &&
 static_assert(FLATBUFFERS_BIGFOOT_VERSION == 1,
              "Non-compatible Bigfoot flatbuffers fork version included");
 
+#include "System/UUID/UUID.hpp"
+#include "Engine/Asset/Reference.hpp"
+#include "Engine/Asset/Reference_generated.hpp"
+
 #include "EASTL/unique_ptr.h"
 #include "EASTL/string.h"
 #include "EASTL/vector.h"
@@ -31,6 +35,21 @@ struct BenchmarkAsset;
 struct BenchmarkAssetBuilder;
 struct BenchmarkAssetT;
 
+}  // namespace Bigfoot
+}  // namespace Flat
+
+namespace Bigfoot {
+class BenchmarkAssetReferred;
+}  // namespace Bigfoot
+
+namespace flatbuffers {
+Flat::Bigfoot::HardReference PackHardReferenceBenchmarkAssetReferred(const ::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred>& p_asset);
+::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred> UnPackHardReferenceBenchmarkAssetReferred(const Flat::Bigfoot::HardReference& p_asset);
+}  // namespace flatbuffers
+
+namespace Flat {
+namespace Bigfoot {
+
 inline const ::flatbuffers::TypeTable *BenchmarkAssetTypeTable();
 
 struct BenchmarkAssetT : public ::flatbuffers::NativeTable {
@@ -39,6 +58,7 @@ struct BenchmarkAssetT : public ::flatbuffers::NativeTable {
     return "Flat.Bigfoot.BenchmarkAssetT";
   }
   eastl::vector<uint8_t> payload{};
+  eastl::vector<::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred>> refs{};
 };
 
 struct BenchmarkAsset FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
@@ -52,16 +72,22 @@ struct BenchmarkAsset FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
     return "Flat.Bigfoot.BenchmarkAsset";
   }
   enum FlatBuffersVTableOffset FLATBUFFERS_VTABLE_UNDERLYING_TYPE {
-    VT_PAYLOAD = 4
+    VT_PAYLOAD = 4,
+    VT_REFS = 6
   };
   const ::flatbuffers::Vector<uint8_t> *payload() const {
     return GetPointer<const ::flatbuffers::Vector<uint8_t> *>(VT_PAYLOAD);
   }
+  const ::flatbuffers::Vector<const Flat::Bigfoot::HardReference *> *refs() const {
+    return GetPointer<const ::flatbuffers::Vector<const Flat::Bigfoot::HardReference *> *>(VT_REFS);
+  }
   template <bool B = false>
   bool Verify(::flatbuffers::VerifierTemplate<B> &verifier) const {
     return VerifyTableStart(verifier) &&
            VerifyOffset(verifier, VT_PAYLOAD) &&
            verifier.VerifyVector(payload()) &&
+           VerifyOffset(verifier, VT_REFS) &&
+           verifier.VerifyVector(refs()) &&
            verifier.EndTable();
   }
   BenchmarkAssetT *UnPack(const ::flatbuffers::resolver_function_t *_resolver = nullptr) const;
@@ -76,6 +102,9 @@ struct BenchmarkAssetBuilder {
   void add_payload(::flatbuffers::Offset<::flatbuffers::Vector<uint8_t>> payload) {
     fbb_.AddOffset(BenchmarkAsset::VT_PAYLOAD, payload);
   }
+  void add_refs(::flatbuffers::Offset<::flatbuffers::Vector<const Flat::Bigfoot::HardReference *>> refs) {
+    fbb_.AddOffset(BenchmarkAsset::VT_REFS, refs);
+  }
   explicit BenchmarkAssetBuilder(::flatbuffers::FlatBufferBuilder &_fbb)
         : fbb_(_fbb) {
     start_ = fbb_.StartTable();
@@ -89,8 +118,10 @@ struct BenchmarkAssetBuilder {
 
 inline ::flatbuffers::Offset<BenchmarkAsset> CreateBenchmarkAsset(
     ::flatbuffers::FlatBufferBuilder &_fbb,
-    ::flatbuffers::Offset<::flatbuffers::Vector<uint8_t>> payload = 0) {
+    ::flatbuffers::Offset<::flatbuffers::Vector<uint8_t>> payload = 0,
+    ::flatbuffers::Offset<::flatbuffers::Vector<const Flat::Bigfoot::HardReference *>> refs = 0) {
   BenchmarkAssetBuilder builder_(_fbb);
+  builder_.add_refs(refs);
   builder_.add_payload(payload);
   return builder_.Finish();
 }
@@ -112,6 +143,7 @@ inline void BenchmarkAsset::UnPackTo(BenchmarkAssetT *_o, const ::flatbuffers::r
   (void)_o;
   (void)_resolver;
   { auto _e = payload(); if (_e) { _o->payload.resize(_e->size()); std::copy(_e->begin(), _e->end(), _o->payload.begin()); } }
+  { auto _e = refs(); if (_e) { _o->refs.resize(_e->size()); for (::flatbuffers::uoffset_t _i = 0; _i < _e->size(); _i++) { _o->refs[_i] = ::flatbuffers::UnPackHardReferenceBenchmarkAssetReferred(*_e->Get(_i)); } } else { _o->refs.resize(0); } }
 }
 
 inline ::flatbuffers::Offset<BenchmarkAsset> CreateBenchmarkAsset(::flatbuffers::FlatBufferBuilder &_fbb, const BenchmarkAssetT *_o, const ::flatbuffers::rehasher_function_t *_rehasher) {
@@ -123,17 +155,23 @@ inline ::flatbuffers::Offset<BenchmarkAsset> BenchmarkAsset::Pack(::flatbuffers:
   (void)_o;
   struct _VectorArgs { ::flatbuffers::FlatBufferBuilder *__fbb; const BenchmarkAssetT* __o; const ::flatbuffers::rehasher_function_t *__rehasher; } _va = { &_fbb, _o, _rehasher}; (void)_va;
   auto _payload = _fbb.CreateVector(_o->payload.data(), _o->payload.size());
+  auto _refs = _fbb.CreateVectorOfNativeStructs<Flat::Bigfoot::HardReference, ::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred>>(_o->refs.data(), _o->refs.size(), ::flatbuffers::PackHardReferenceBenchmarkAssetReferred);
   return Flat::Bigfoot::CreateBenchmarkAsset(
       _fbb,
-      _payload);
+      _payload,
+      _refs);
 }
 
 inline const ::flatbuffers::TypeTable *BenchmarkAssetTypeTable() {
   static const ::flatbuffers::TypeCode type_codes[] = {
-    { ::flatbuffers::ET_UCHAR, 1, -1 }
+    { ::flatbuffers::ET_UCHAR, 1, -1 },
+    { ::flatbuffers::ET_SEQUENCE, 1, 0 }
+  };
+  static const ::flatbuffers::TypeFunction type_refs[] = {
+    Flat::Bigfoot::HardReferenceTypeTable
   };
   static const ::flatbuffers::TypeTable tt = {
-    ::flatbuffers::ST_TABLE, 1, type_codes, nullptr, nullptr, nullptr, nullptr
+    ::flatbuffers::ST_TABLE, 2, type_codes, type_refs, nullptr, nullptr, nullptr
   };
   return &tt;
 }
@@ -189,4 +227,12 @@ inline eastl::unique_ptr<Flat::Bigfoot::BenchmarkAssetT> UnPackSizePrefixedBench
 }  // namespace Bigfoot
 }  // namespace Flat
 
+namespace flatbuffers {
+#ifndef FLATBUFFERS_BIGFOOT_REF_HARDREFERENCEBENCHMARKASSETREFERRED
+#define FLATBUFFERS_BIGFOOT_REF_HARDREFERENCEBENCHMARKASSETREFERRED
+inline Flat::Bigfoot::HardReference PackHardReferenceBenchmarkAssetReferred(const ::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred>& p_asset) { return {Pack(p_asset.GetUUID())}; }
+inline ::Bigfoot::HardReference<::Bigfoot::BenchmarkAssetReferred> UnPackHardReferenceBenchmarkAssetReferred(const Flat::Bigfoot::HardReference& p_asset) { return {UnPack(p_asset.uuid())}; }
+#endif  // FLATBUFFERS_BIGFOOT_REF_HARDREFERENCEBENCHMARKASSETREFERRED
+}  // namespace flatbuffers
+
 #endif  // FLATBUFFERS_GENERATED_BENCHMARKASSET_FLAT_BIGFOOT_H_

Bigfoot/Benchmarks/CMakeLists.txt

@@ -2,3 +2,6 @@ add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/AssetsForBenchmarking)
 
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Engine)
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Utils)
+if(${TOOLMODE})
+    add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Tools)
+endif()

Bigfoot/Benchmarks/Engine/Asset/AssetContainer.cpp

@@ -20,9 +20,30 @@ namespace
 using Random = effolkronium::random_static;
 }   // namespace
 
+class AssetContainerFixture: public benchmark::Fixture
+{
+  protected:
+    [[nodiscard]]
+    static eastl::vector<UUID> InsertRandomAssets(AssetContainer<BenchmarkAsset>& p_container,
+                                                  const std::uint32_t p_count)
+    {
+        eastl::vector<UUID> uuids;
+        uuids.reserve(p_count);
+        for (std::uint32_t i = 0; i < p_count; ++i)
+        {
+            uuids.push_back(p_container.Insert()->GetAsset()->GetHeader().uuid);
+        }
+        Random::shuffle(uuids);
+
+        return uuids;
+    }
+
+    AssetContainer<BenchmarkAsset> m_container;
+};
+
 /****************************************************************************************/
 
-void Insert(benchmark::State& state)
+BENCHMARK_DEFINE_F(AssetContainerFixture, Insert)(benchmark::State& state)
 {
     const auto count = static_cast<std::uint32_t>(state.range(0));
 
@@ -41,29 +62,29 @@ void Insert(benchmark::State& state)
     state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations() * count * sizeof(BenchmarkAsset)));
 }
 
-BENCHMARK(Insert)->Name("AssetContainer/Insert")->Arg(512)->Arg(8192)->Arg(131'072);
+BENCHMARK_REGISTER_F(AssetContainerFixture, Insert)->Name("AssetContainer/Insert")->Arg(512)->Arg(8192)->Arg(131'072);
 
 /****************************************************************************************/
 
-void Get(benchmark::State& state)
+BENCHMARK_DEFINE_F(AssetContainerFixture, Get)(benchmark::State& state)
 {
     const auto count = static_cast<std::uint32_t>(state.range(0));
 
-    AssetContainer<BenchmarkAsset> container;
-    eastl::vector<SlotMapKey<>> keys;
-    keys.reserve(count);
-    for (std::uint32_t i = 0; i < count; ++i)
+    const eastl::vector<UUID> uuids = InsertRandomAssets(m_container, count);
+
+    eastl::vector<ContainerHandle*> handles;
+    handles.reserve(count);
+    for (const UUID& uuid: uuids)
     {
-        keys.push_back(container.Insert());
+        handles.push_back(m_container.AcquireContainerHandle(uuid));
     }
-    Random::shuffle(keys);
 
     for (auto _: state)
     {
         std::uint64_t sum = 0;
-        for (const SlotMapKey<> key: keys)
+        for (ContainerHandle* const handle: handles)
         {
-            if (const BenchmarkAsset* const asset = container.Get(key))
+            if (const auto* const asset = static_cast<const BenchmarkAsset*>(handle->GetAsset()))
             {
                 sum += asset->GetHeader().type_id;
             }
@@ -74,30 +95,22 @@ void Get(benchmark::State& state)
     state.SetItemsProcessed(state.iterations() * count);
 }
 
-BENCHMARK(Get)->Name("AssetContainer/Get")->Arg(512)->Arg(8192)->Arg(131'072);
+BENCHMARK_REGISTER_F(AssetContainerFixture, Get)->Name("AssetContainer/Get")->Arg(512)->Arg(8192)->Arg(131'072);
 
 /****************************************************************************************/
 
-void Has(benchmark::State& state)
+BENCHMARK_DEFINE_F(AssetContainerFixture, Has)(benchmark::State& state)
 {
     const auto count = static_cast<std::uint32_t>(state.range(0));
 
-    AssetContainer<BenchmarkAsset> container;
-    eastl::vector<UUID> uuids;
-    uuids.reserve(count);
-    for (std::uint32_t i = 0; i < count; ++i)
-    {
-        const SlotMapKey<> key = container.Insert();
-        uuids.push_back(container.Get(key)->GetHeader().uuid);
-    }
-    Random::shuffle(uuids);
+    const eastl::vector<UUID> uuids = InsertRandomAssets(m_container, count);
 
     for (auto _: state)
     {
         bool result = true;
         for (const UUID& uuid: uuids)
         {
-            result = result && container.Has(uuid);
+            result = result && m_container.Has(uuid);
         }
         benchmark::DoNotOptimize(result);
     }
@@ -105,30 +118,22 @@ void Has(benchmark::State& state)
     state.SetItemsProcessed(state.iterations() * count);
 }
 
-BENCHMARK(Has)->Name("AssetContainer/Has")->Arg(512)->Arg(8192)->Arg(131'072);
+BENCHMARK_REGISTER_F(AssetContainerFixture, Has)->Name("AssetContainer/Has")->Arg(512)->Arg(8192)->Arg(131'072);
 
 /****************************************************************************************/
 
-void AcquireContainerHandle(benchmark::State& state)
+BENCHMARK_DEFINE_F(AssetContainerFixture, AcquireContainerHandle)(benchmark::State& state)
 {
     const auto count = static_cast<std::uint32_t>(state.range(0));
 
-    AssetContainer<BenchmarkAsset> container;
-    eastl::vector<UUID> uuids;
-    uuids.reserve(count);
-    for (std::uint32_t i = 0; i < count; ++i)
-    {
-        const SlotMapKey<> key = container.Insert();
-        uuids.push_back(container.Get(key)->GetHeader().uuid);
-    }
-    Random::shuffle(uuids);
+    const eastl::vector<UUID> uuids = InsertRandomAssets(m_container, count);
 
     for (auto _: state)
     {
         std::uint64_t sum = 0;
         for (const UUID& uuid: uuids)
         {
-            sum += container.AcquireContainerHandle(uuid)->GetHardRefCount();
+            sum += m_container.AcquireContainerHandle(uuid)->GetHardRefCount();
         }
         benchmark::DoNotOptimize(sum);
     }
@@ -136,33 +141,29 @@ void AcquireContainerHandle(benchmark::State& state)
     state.SetItemsProcessed(state.iterations() * count);
 }
 
-BENCHMARK(AcquireContainerHandle)->Name("AssetContainer/AcquireContainerHandle")->Arg(512)->Arg(8192)->Arg(131'072);
+BENCHMARK_REGISTER_F(AssetContainerFixture, AcquireContainerHandle)
+    ->Name("AssetContainer/AcquireContainerHandle")
+    ->Arg(512)
+    ->Arg(8192)
+    ->Arg(131'072);
 
 /****************************************************************************************/
 
-void Remove(benchmark::State& state)
+BENCHMARK_DEFINE_F(AssetContainerFixture, Remove)(benchmark::State& state)
 {
     const auto count = static_cast<std::uint32_t>(state.range(0));
 
-    AssetContainer<BenchmarkAsset> container;
     eastl::vector<UUID> uuids;
-    uuids.reserve(count);
 
     for (auto _: state)
     {
         state.PauseTiming();
-        uuids.clear();
-        for (std::uint32_t i = 0; i < count; ++i)
-        {
-            const SlotMapKey<> key = container.Insert();
-            uuids.push_back(container.Get(key)->GetHeader().uuid);
-        }
-        Random::shuffle(uuids);
+        uuids = InsertRandomAssets(m_container, count);
         state.ResumeTiming();
 
         for (const UUID& uuid: uuids)
         {
-            container.Remove(uuid);
+            m_container.Remove(uuid);
         }
     }
 
@@ -170,5 +171,5 @@ void Remove(benchmark::State& state)
     state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations() * count * sizeof(BenchmarkAsset)));
 }
 
-BENCHMARK(Remove)->Name("AssetContainer/Remove")->Arg(512)->Arg(8192)->Arg(131'072);
+BENCHMARK_REGISTER_F(AssetContainerFixture, Remove)->Name("AssetContainer/Remove")->Arg(512)->Arg(8192)->Arg(131'072);
 }   // namespace Bigfoot

Bigfoot/Benchmarks/Engine/Asset/Reference.cpp

@@ -10,6 +10,7 @@
 
 #include <AssetsForBenchmarking/Asset/BenchmarkAsset.hpp>
 
+#include <EASTL/optional.h>
 #include <EASTL/vector.h>
 #include <benchmark/benchmark.h>
 
@@ -19,96 +20,119 @@
 namespace Bigfoot
 {
 template<template<class> class REFERENCE>
-void Construct(benchmark::State& state)
+class ReferenceFixture: public benchmark::Fixture
 {
-    AssetLibrary library;
-    AssetContainer<BenchmarkAsset> container;
-    std::ignore = library.Insert(&container);
-    ScopedActiveAssetLibrary scopedLibrary {&library};
+  protected:
+    using ReferenceType = REFERENCE<BenchmarkAsset>;
 
-    const SlotMapKey<> key = container.Insert();
-    const UUID uuid = container.Get(key)->GetHeader().uuid;
+    void SetUp(benchmark::State&) override
+    {
+        SetActiveAssetLibrary(&m_library);
+        std::ignore = m_library.Insert(&m_container);
 
+        m_uuid = CreateAsset<BenchmarkAsset>()->GetHeader().uuid;
+        m_reference.emplace(m_uuid);
+    }
+
+    void TearDown(benchmark::State&) override
+    {
+        SetActiveAssetLibrary(&g_assetLibrary);
+    }
+
+    AssetLibrary m_library;
+    AssetContainer<BenchmarkAsset> m_container;
+    UUID m_uuid;
+    eastl::optional<ReferenceType> m_reference;
+};
+
+/****************************************************************************************/
+
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, HardReferenceConstruct, HardReference)(benchmark::State& state)
+{
     for (auto _: state)
     {
-        REFERENCE<BenchmarkAsset> reference {uuid};
+        ReferenceType reference {m_uuid};
         benchmark::DoNotOptimize(reference);
     }
 
     state.SetItemsProcessed(state.iterations());
 }
 
-BENCHMARK_TEMPLATE(Construct, HardReference)->Name("Reference/HardReference/Construct");
-BENCHMARK_TEMPLATE(Construct, SoftReference)->Name("Reference/SoftReference/Construct");
+BENCHMARK_REGISTER_F(ReferenceFixture, HardReferenceConstruct)->Name("Reference/HardReference/Construct");
 
-/****************************************************************************************/
-
-template<template<class> class REFERENCE>
-void Get(benchmark::State& state)
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, SoftReferenceConstruct, SoftReference)(benchmark::State& state)
 {
-    AssetLibrary library;
-    AssetContainer<BenchmarkAsset> container;
-    std::ignore = library.Insert(&container);
-    ScopedActiveAssetLibrary scopedLibrary {&library};
-
-    const SlotMapKey<> key = container.Insert();
-    const UUID uuid = container.Get(key)->GetHeader().uuid;
-
-    REFERENCE<BenchmarkAsset> reference {uuid};
-
     for (auto _: state)
     {
-        benchmark::DoNotOptimize(reference.Get());
+        ReferenceType reference {m_uuid};
+        benchmark::DoNotOptimize(reference);
     }
 
     state.SetItemsProcessed(state.iterations());
 }
 
-BENCHMARK_TEMPLATE(Get, HardReference)->Name("Reference/HardReference/Get");
-BENCHMARK_TEMPLATE(Get, SoftReference)->Name("Reference/SoftReference/Get");
+BENCHMARK_REGISTER_F(ReferenceFixture, SoftReferenceConstruct)->Name("Reference/SoftReference/Construct");
 
 /****************************************************************************************/
 
-template<template<class> class REFERENCE>
-void Copy(benchmark::State& state)
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, HardReferenceGet, HardReference)(benchmark::State& state)
 {
-    AssetLibrary library;
-    AssetContainer<BenchmarkAsset> container;
-    std::ignore = library.Insert(&container);
-    ScopedActiveAssetLibrary scopedLibrary {&library};
-
-    const SlotMapKey<> key = container.Insert();
-    const UUID uuid = container.Get(key)->GetHeader().uuid;
-
-    REFERENCE<BenchmarkAsset> reference {uuid};
-
     for (auto _: state)
     {
-        REFERENCE<BenchmarkAsset> copy {reference};
+        benchmark::DoNotOptimize(m_reference->Get());
+    }
+
+    state.SetItemsProcessed(state.iterations());
+}
+
+BENCHMARK_REGISTER_F(ReferenceFixture, HardReferenceGet)->Name("Reference/HardReference/Get");
+
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, SoftReferenceGet, SoftReference)(benchmark::State& state)
+{
+    for (auto _: state)
+    {
+        benchmark::DoNotOptimize(m_reference->Get());
+    }
+
+    state.SetItemsProcessed(state.iterations());
+}
+
+BENCHMARK_REGISTER_F(ReferenceFixture, SoftReferenceGet)->Name("Reference/SoftReference/Get");
+
+/****************************************************************************************/
+
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, HardReferenceCopy, HardReference)(benchmark::State& state)
+{
+    for (auto _: state)
+    {
+        ReferenceType copy {*m_reference};
         benchmark::DoNotOptimize(copy);
     }
 
     state.SetItemsProcessed(state.iterations());
 }
 
-BENCHMARK_TEMPLATE(Copy, HardReference)->Name("Reference/HardReference/Copy");
-BENCHMARK_TEMPLATE(Copy, SoftReference)->Name("Reference/SoftReference/Copy");
+BENCHMARK_REGISTER_F(ReferenceFixture, HardReferenceCopy)->Name("Reference/HardReference/Copy");
+
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, SoftReferenceCopy, SoftReference)(benchmark::State& state)
+{
+    for (auto _: state)
+    {
+        ReferenceType copy {*m_reference};
+        benchmark::DoNotOptimize(copy);
+    }
+
+    state.SetItemsProcessed(state.iterations());
+}
+
+BENCHMARK_REGISTER_F(ReferenceFixture, SoftReferenceCopy)->Name("Reference/SoftReference/Copy");
 
 /****************************************************************************************/
 
-template<template<class> class REFERENCE>
-void Move(benchmark::State& state)
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, HardReferenceMove, HardReference)(benchmark::State& state)
 {
-    AssetLibrary library;
-    AssetContainer<BenchmarkAsset> container;
-    std::ignore = library.Insert(&container);
-    ScopedActiveAssetLibrary scopedLibrary {&library};
-
-    const SlotMapKey<> key = container.Insert();
-    const UUID uuid = container.Get(key)->GetHeader().uuid;
-
     constexpr std::size_t BATCH_SIZE = 128;
-    eastl::vector<REFERENCE<BenchmarkAsset>> batch;
+    eastl::vector<ReferenceType> batch;
     batch.reserve(BATCH_SIZE);
 
     for (auto _: state)
@@ -117,13 +141,13 @@ void Move(benchmark::State& state)
         batch.clear();
         for (std::size_t i = 0; i < BATCH_SIZE; ++i)
         {
-            batch.emplace_back(uuid);
+            batch.emplace_back(m_uuid);
         }
         state.ResumeTiming();
 
-        for (REFERENCE<BenchmarkAsset>& reference: batch)
+        for (ReferenceType& reference: batch)
         {
-            REFERENCE<BenchmarkAsset> moved {std::move(reference)};
+            ReferenceType moved {std::move(reference)};
             benchmark::DoNotOptimize(moved);
         }
     }
@@ -131,6 +155,33 @@ void Move(benchmark::State& state)
     state.SetItemsProcessed(state.iterations() * BATCH_SIZE);
 }
 
-BENCHMARK_TEMPLATE(Move, HardReference)->Name("Reference/HardReference/Move");
-BENCHMARK_TEMPLATE(Move, SoftReference)->Name("Reference/SoftReference/Move");
+BENCHMARK_REGISTER_F(ReferenceFixture, HardReferenceMove)->Name("Reference/HardReference/Move");
+
+BENCHMARK_TEMPLATE_DEFINE_F(ReferenceFixture, SoftReferenceMove, SoftReference)(benchmark::State& state)
+{
+    constexpr std::size_t BATCH_SIZE = 128;
+    eastl::vector<ReferenceType> batch;
+    batch.reserve(BATCH_SIZE);
+
+    for (auto _: state)
+    {
+        state.PauseTiming();
+        batch.clear();
+        for (std::size_t i = 0; i < BATCH_SIZE; ++i)
+        {
+            batch.emplace_back(m_uuid);
+        }
+        state.ResumeTiming();
+
+        for (ReferenceType& reference: batch)
+        {
+            ReferenceType moved {std::move(reference)};
+            benchmark::DoNotOptimize(moved);
+        }
+    }
+
+    state.SetItemsProcessed(state.iterations() * BATCH_SIZE);
+}
+
+BENCHMARK_REGISTER_F(ReferenceFixture, SoftReferenceMove)->Name("Reference/SoftReference/Move");
 }   // namespace Bigfoot

Bigfoot/Benchmarks/Engine/BigFile/BigFile.cpp

@@ -12,7 +12,10 @@
 #include <EngineBenchmarks/BigFileInfo_generated.hpp>
 
 #include <AssetsForBenchmarking/Asset/BenchmarkAsset.hpp>
+#include <AssetsForBenchmarking/Asset/BenchmarkAssetReferred.hpp>
 
+#include <EASTL/optional.h>
+#include <EASTL/span.h>
 #include <EASTL/vector.h>
 #include <benchmark/benchmark.h>
 #include <effolkronium/random.hpp>
@@ -23,47 +26,30 @@
 namespace Bigfoot
 {
 #ifdef BIGFOOT_TOOLMODE
-namespace
-{
 using Random = effolkronium::random_static;
 
-constexpr std::uint32_t ASSET_COUNT = 20'000;
-constexpr std::size_t ASSET_PAYLOAD_SIZE = 256;
-
-class Fixture: public benchmark::Fixture
+class BigFileFixture: public benchmark::Fixture
 {
-  public:
-    void SetUp(benchmark::State&) override
+  protected:
+    static constexpr std::uint32_t ASSET_COUNT = 20'000;
+    static constexpr std::uint32_t REFS_PER_ASSET = 4;
+    static constexpr std::size_t ASSET_PAYLOAD_SIZE = 256;
+
+    void SetUp([[maybe_unused]] benchmark::State& p_state) override
     {
-        BigFile::Request {m_bigFile, "DELETE FROM Asset;"}.Execute();
-        BigFile::Request {m_bigFile, "DELETE FROM AssetMetadata;"}.Execute();
-
-        m_uuids.clear();
-        m_uuids.reserve(ASSET_COUNT);
-
-        eastl::vector<AssetMetadata> metadatas;
-        eastl::vector<eastl::vector<std::byte>> flatbuffers;
-        metadatas.reserve(ASSET_COUNT);
-        flatbuffers.reserve(ASSET_COUNT);
-
-        for (std::uint32_t i = 0; i < ASSET_COUNT; ++i)
-        {
-            BenchmarkAsset asset;
-            asset.SetName(asset.GetHeader().uuid.ToString().c_str());
-            asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
-
-            metadatas.push_back(AssetMetadata {.m_uuid = asset.GetHeader().uuid,
-                                               .m_name = asset.GetHeader().name,
-                                               .m_typeID = asset.GetHeader().type_id,
-                                               .m_typeName = asset.GetHeader().type_name});
-            flatbuffers.push_back(asset.Pack());
-            m_uuids.push_back(asset.GetHeader().uuid);
-        }
-
-        m_bigFile.SaveAssetFlatbuffers(metadatas, flatbuffers);
+        // The DB is populated exactly once for the entire benchmark process.
+        // SetUp is called before every calibration round (Google Benchmark doubles
+        // iteration counts until it reaches a stable measurement), so rebuilding
+        // the DB each time would dominate the total benchmark time.
+        m_uuids = BuildData();
+        m_bigFile.emplace(File {BIGFILE_ENGINEBENCHMARKS_LOCATION});
+    }
+
+    void TearDown([[maybe_unused]] benchmark::State& p_state) override
+    {
+        m_bigFile.reset();
     }
 
-  protected:
     [[nodiscard]]
     eastl::vector<UUID> RandomBatch(const std::size_t p_batchSize) const
     {
@@ -91,38 +77,75 @@ class Fixture: public benchmark::Fixture
         return pool;
     }
 
-    BigFile m_bigFile {File {BIGFILE_ENGINEBENCHMARKS_LOCATION}};
-    eastl::vector<UUID> m_uuids;
+    eastl::optional<BigFile> m_bigFile;
+    eastl::span<const UUID> m_uuids;
+
+  private:
+    static const eastl::vector<UUID>& BuildData()
+    {
+        static const eastl::vector<UUID> s_uuids = []()
+        {
+            eastl::vector<UUID> uuids;
+            eastl::vector<eastl::vector<std::byte>> flatbuffers;
+            eastl::vector<eastl::vector<UUID>> hardReferences;
+            uuids.reserve(ASSET_COUNT);
+            flatbuffers.reserve(ASSET_COUNT);
+            hardReferences.reserve(ASSET_COUNT);
+
+            for (std::uint32_t i = 0; i < ASSET_COUNT; ++i)
+            {
+                BenchmarkAsset asset;
+                asset.SetName(asset.GetHeader().uuid.ToString());
+                asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+                for (std::uint32_t j = 0; j < REFS_PER_ASSET; ++j)
+                {
+                    BenchmarkAssetReferred assetReferred;
+                    assetReferred.SetName(assetReferred.GetHeader().uuid.ToString());
+
+                    asset.GetAsset().refs.emplace_back(assetReferred.GetHeader().uuid);
+                }
+
+                eastl::vector<std::byte> flatbuffer = asset.Pack();
+                hardReferences.push_back(asset.GetHardReferences(flatbuffer));
+                flatbuffers.push_back(std::move(flatbuffer));
+                uuids.push_back(asset.GetHeader().uuid);
+            }
+
+            BigFile bigFile {File {BIGFILE_ENGINEBENCHMARKS_LOCATION}};
+            bigFile.Clear();
+            bigFile.SaveAssetFlatbuffers(uuids, flatbuffers, hardReferences);
+
+            return uuids;
+        }();
+
+        return s_uuids;
+    }
 };
-}   // namespace
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, GetAssetFlatbuffer)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, GetAssetFlatbuffer)(benchmark::State& state)
 {
     std::int64_t bytesProcessed = 0;
 
     for (auto _: state)
     {
-        eastl::optional<eastl::vector<std::byte>> flatbuffer = m_bigFile.GetAssetFlatbuffer(
+        eastl::vector<std::byte> flatbuffer = m_bigFile->GetAssetFlatbuffer(
             m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]);
         benchmark::DoNotOptimize(flatbuffer);
 
-        if (flatbuffer.has_value())
-        {
-            bytesProcessed += static_cast<std::int64_t>(flatbuffer->size());
-        }
+        bytesProcessed += static_cast<std::int64_t>(flatbuffer.size());
     }
 
     state.SetItemsProcessed(state.iterations());
     state.SetBytesProcessed(bytesProcessed);
 }
 
-BENCHMARK_REGISTER_F(Fixture, GetAssetFlatbuffer)->Name("BigFile/GetAssetFlatbuffer");
+BENCHMARK_REGISTER_F(BigFileFixture, GetAssetFlatbuffer)->Name("BigFile/GetAssetFlatbuffer")->UseRealTime();
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, GetAssetFlatbuffers)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, GetAssetFlatbuffers)(benchmark::State& state)
 {
     const auto batchSize = static_cast<std::size_t>(state.range(0));
 
@@ -134,7 +157,7 @@ BENCHMARK_DEFINE_F(Fixture, GetAssetFlatbuffers)(benchmark::State& state)
 
     for (auto _: state)
     {
-        eastl::vector<eastl::vector<std::byte>> flatbuffers = m_bigFile.GetAssetFlatbuffers(batchPool[batchIndex]);
+        eastl::vector<eastl::vector<std::byte>> flatbuffers = m_bigFile->GetAssetFlatbuffers(batchPool[batchIndex]);
         benchmark::DoNotOptimize(flatbuffers);
 
         for (const eastl::vector<std::byte>& flatbuffer: flatbuffers)
@@ -149,31 +172,34 @@ BENCHMARK_DEFINE_F(Fixture, GetAssetFlatbuffers)(benchmark::State& state)
     state.SetBytesProcessed(bytesProcessed);
 }
 
-BENCHMARK_REGISTER_F(Fixture, GetAssetFlatbuffers)
+BENCHMARK_REGISTER_F(BigFileFixture, GetAssetFlatbuffers)
     ->Name("BigFile/GetAssetFlatbuffers")
     ->Arg(1)
     ->Arg(8)
     ->Arg(64)
     ->Arg(512)
-    ->Arg(4096);
+    ->Arg(4096)
+    ->UseRealTime();
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, GetAssetMetadata)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, GetAssetHardReferences)(benchmark::State& state)
 {
     for (auto _: state)
     {
-        benchmark::DoNotOptimize(m_bigFile.GetAssetMetadata(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]));
+        benchmark::DoNotOptimize(
+            m_bigFile->GetAssetHardReferences(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]));
     }
 
     state.SetItemsProcessed(state.iterations());
+    state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations()) * REFS_PER_ASSET * UUID::UUID_BYTE_SIZE);
 }
 
-BENCHMARK_REGISTER_F(Fixture, GetAssetMetadata)->Name("BigFile/GetAssetMetadata");
+BENCHMARK_REGISTER_F(BigFileFixture, GetAssetHardReferences)->Name("BigFile/GetAssetHardReferences")->UseRealTime();
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, GetAssetMetadatas)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, GetAssetsHardReferences)(benchmark::State& state)
 {
     const auto batchSize = static_cast<std::size_t>(state.range(0));
 
@@ -183,24 +209,27 @@ BENCHMARK_DEFINE_F(Fixture, GetAssetMetadatas)(benchmark::State& state)
     std::size_t batchIndex = 0;
     for (auto _: state)
     {
-        benchmark::DoNotOptimize(m_bigFile.GetAssetMetadatas(batchPool[batchIndex]));
+        benchmark::DoNotOptimize(m_bigFile->GetAssetsHardReferences(batchPool[batchIndex]));
         batchIndex = (batchIndex + 1) % BATCH_POOL_SIZE;
     }
 
     state.SetItemsProcessed(state.iterations() * batchSize);
+    state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations()) * batchSize * REFS_PER_ASSET *
+                            UUID::UUID_BYTE_SIZE);
 }
 
-BENCHMARK_REGISTER_F(Fixture, GetAssetMetadatas)
-    ->Name("BigFile/GetAssetMetadatas")
+BENCHMARK_REGISTER_F(BigFileFixture, GetAssetsHardReferences)
+    ->Name("BigFile/GetAssetsHardReferences")
     ->Arg(1)
     ->Arg(8)
     ->Arg(64)
     ->Arg(512)
-    ->Arg(4096);
+    ->Arg(4096)
+    ->UseRealTime();
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, SaveAssetFlatbuffer)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, SaveAssetFlatbuffer)(benchmark::State& state)
 {
     std::int64_t bytesProcessed = 0;
 
@@ -208,29 +237,30 @@ BENCHMARK_DEFINE_F(Fixture, SaveAssetFlatbuffer)(benchmark::State& state)
     {
         state.PauseTiming();
         BenchmarkAsset asset;
-        asset.SetName(asset.GetHeader().uuid.ToString().c_str());
+        asset.SetName(asset.GetHeader().uuid.ToString());
         asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+        for (std::uint32_t j = 0; j < REFS_PER_ASSET; ++j)
+        {
+            asset.GetAsset().refs.emplace_back(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]);
+        }
 
-        const AssetMetadata metadata {.m_uuid = asset.GetHeader().uuid,
-                                      .m_name = asset.GetHeader().name,
-                                      .m_typeID = asset.GetHeader().type_id,
-                                      .m_typeName = asset.GetHeader().type_name};
         const eastl::vector<std::byte> flatbuffer = asset.Pack();
+        const eastl::vector<UUID> hardReferences = asset.GetHardReferences(flatbuffer);
         bytesProcessed += static_cast<std::int64_t>(flatbuffer.size());
         state.ResumeTiming();
 
-        m_bigFile.SaveAssetFlatbuffer(metadata, flatbuffer);
+        m_bigFile->SaveAssetFlatbuffer(asset.GetHeader().uuid, flatbuffer, hardReferences);
     }
 
     state.SetItemsProcessed(state.iterations());
     state.SetBytesProcessed(bytesProcessed);
 }
 
-BENCHMARK_REGISTER_F(Fixture, SaveAssetFlatbuffer)->Name("BigFile/SaveAssetFlatbuffer");
+BENCHMARK_REGISTER_F(BigFileFixture, SaveAssetFlatbuffer)->Name("BigFile/SaveAssetFlatbuffer")->UseRealTime();
 
 /****************************************************************************************/
 
-BENCHMARK_DEFINE_F(Fixture, SaveAssetFlatbuffers)(benchmark::State& state)
+BENCHMARK_DEFINE_F(BigFileFixture, SaveAssetFlatbuffers)(benchmark::State& state)
 {
     const auto batchSize = static_cast<std::size_t>(state.range(0));
     std::int64_t bytesProcessed = 0;
@@ -238,39 +268,45 @@ BENCHMARK_DEFINE_F(Fixture, SaveAssetFlatbuffers)(benchmark::State& state)
     for (auto _: state)
     {
         state.PauseTiming();
-        eastl::vector<AssetMetadata> metadatas;
+        eastl::vector<UUID> uuids;
         eastl::vector<eastl::vector<std::byte>> flatbuffers;
-        metadatas.reserve(batchSize);
+        eastl::vector<eastl::vector<UUID>> hardReferences;
+        uuids.reserve(batchSize);
         flatbuffers.reserve(batchSize);
+        hardReferences.reserve(batchSize);
 
         for (std::size_t i = 0; i < batchSize; ++i)
         {
             BenchmarkAsset asset;
-            asset.SetName(asset.GetHeader().uuid.ToString().c_str());
+            asset.SetName(asset.GetHeader().uuid.ToString());
             asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+            for (std::uint32_t j = 0; j < REFS_PER_ASSET; ++j)
+            {
+                asset.GetAsset().refs.emplace_back(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]);
+            }
 
-            metadatas.push_back(AssetMetadata {.m_uuid = asset.GetHeader().uuid,
-                                               .m_name = asset.GetHeader().name,
-                                               .m_typeID = asset.GetHeader().type_id,
-                                               .m_typeName = asset.GetHeader().type_name});
-            flatbuffers.push_back(asset.Pack());
-            bytesProcessed += static_cast<std::int64_t>(flatbuffers.back().size());
+            eastl::vector<std::byte> flatbuffer = asset.Pack();
+            uuids.push_back(asset.GetHeader().uuid);
+            bytesProcessed += static_cast<std::int64_t>(flatbuffer.size());
+            hardReferences.push_back(asset.GetHardReferences(flatbuffer));
+            flatbuffers.push_back(std::move(flatbuffer));
         }
         state.ResumeTiming();
 
-        m_bigFile.SaveAssetFlatbuffers(metadatas, flatbuffers);
+        m_bigFile->SaveAssetFlatbuffers(uuids, flatbuffers, hardReferences);
     }
 
     state.SetItemsProcessed(state.iterations() * batchSize);
     state.SetBytesProcessed(bytesProcessed);
 }
 
-BENCHMARK_REGISTER_F(Fixture, SaveAssetFlatbuffers)
+BENCHMARK_REGISTER_F(BigFileFixture, SaveAssetFlatbuffers)
     ->Name("BigFile/SaveAssetFlatbuffers")
     ->Arg(1)
     ->Arg(8)
     ->Arg(64)
     ->Arg(512)
-    ->Arg(4096);
+    ->Arg(4096)
+    ->UseRealTime();
 #endif
 }   // namespace Bigfoot

Bigfoot/Benchmarks/Engine/CMakeLists.txt

@@ -10,3 +10,5 @@ target_link_libraries(${PROJECT_NAME}
         $<LINK_LIBRARY:WHOLE_ARCHIVE,AssetsForBenchmarking>)
 
 bigfoot_create_bigfile("Benchmarks/Bigfoot")
+
+bigfoot_create_sasquatch_info()

Bigfoot/Benchmarks/Engine/Include/EngineBenchmarks/BigFileInfo_generated.hpp

@@ -16,7 +16,7 @@ namespace Bigfoot
 /*
  * BigFile location
  */
-constexpr eastl::string_view BIGFILE_ENGINEBENCHMARKS_LOCATION {"./EngineBenchmarks-bigfile.db"};
+constexpr eastl::string_view BIGFILE_ENGINEBENCHMARKS_LOCATION {"./EngineBenchmarks.db"};
 }  // namespace Bigfoot
 #endif
 #endif

Bigfoot/Benchmarks/Engine/Include/EngineBenchmarks/SasquatchInfo_generated.hpp

@@ -0,0 +1,22 @@
+// AUTO-GENERATED DO NOT TOUCH
+
+/*********************************************************************
+ * \file   SasquatchInfo.generated.hpp
+ *
+ *********************************************************************/
+#ifndef BIGFOOT_ENGINEBENCHMARKS_SASQUATCHINFO_GENERATED_HPP
+#define BIGFOOT_ENGINEBENCHMARKS_SASQUATCHINFO_GENERATED_HPP
+
+#include <EASTL/string_view.h>
+
+#if defined BIGFOOT_GAME
+
+namespace Bigfoot
+{
+/*
+ * Sasquatch location
+ */
+constexpr eastl::string_view SASQUATCH_ENGINEBENCHMARKS_LOCATION {"./EngineBenchmarks.sasquatch"};
+}  // namespace Bigfoot
+#endif
+#endif

Bigfoot/Benchmarks/Engine/Sasquatch/Sasquatch.cpp

@@ -0,0 +1,245 @@
+/*********************************************************************
+ * \file   Sasquatch.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/Sasquatch/Sasquatch.hpp>
+
+#include <System/File/File.hpp>
+#include <System/UUID/UUID.hpp>
+
+#include <EngineBenchmarks/SasquatchInfo_generated.hpp>
+
+#include <AssetsForBenchmarking/Asset/BenchmarkAsset.hpp>
+#include <AssetsForBenchmarking/Asset/BenchmarkAssetReferred.hpp>
+
+#include <EASTL/optional.h>
+#include <EASTL/span.h>
+#include <EASTL/vector.h>
+#include <benchmark/benchmark.h>
+#include <effolkronium/random.hpp>
+
+#include <cstddef>
+#include <cstdint>
+
+namespace Bigfoot
+{
+#ifdef BIGFOOT_GAME
+using Random = effolkronium::random_static;
+
+class SasquatchFixture: public benchmark::Fixture
+{
+  protected:
+    static constexpr std::uint32_t ASSET_COUNT = 20'000;
+    static constexpr std::uint32_t REFS_PER_ASSET = 4;
+    static constexpr std::size_t ASSET_PAYLOAD_SIZE = 256;
+
+    void SetUp([[maybe_unused]] benchmark::State& p_state) override
+    {
+        // The Sasquatch file is built exactly once for the entire benchmark process.
+        // SetUp is called before every calibration round (Google Benchmark doubles
+        // iteration counts until it reaches a stable measurement), so rebuilding
+        // the file each time would dominate the total benchmark time.
+        m_uuids = BuildData();
+        m_sasquatch.emplace(File {SASQUATCH_ENGINEBENCHMARKS_LOCATION});
+    }
+
+    void TearDown([[maybe_unused]] benchmark::State& p_state) override
+    {
+        m_sasquatch.reset();
+    }
+
+    [[nodiscard]]
+    eastl::vector<UUID> RandomBatch(const std::size_t p_batchSize) const
+    {
+        eastl::vector<UUID> batch;
+        batch.reserve(p_batchSize);
+        for (std::size_t i = 0; i < p_batchSize; ++i)
+        {
+            batch.push_back(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]);
+        }
+
+        return batch;
+    }
+
+    [[nodiscard]]
+    eastl::vector<eastl::vector<UUID>> RandomBatchPool(const std::size_t p_batchSize,
+                                                       const std::size_t p_poolSize) const
+    {
+        eastl::vector<eastl::vector<UUID>> pool;
+        pool.reserve(p_poolSize);
+        for (std::size_t i = 0; i < p_poolSize; ++i)
+        {
+            pool.push_back(RandomBatch(p_batchSize));
+        }
+
+        return pool;
+    }
+
+    eastl::optional<Sasquatch> m_sasquatch;
+    eastl::span<const UUID> m_uuids;
+
+  private:
+    static const eastl::vector<UUID>& BuildData()
+    {
+        static const eastl::vector<UUID> s_uuids = []()
+        {
+            File {SASQUATCH_ENGINEBENCHMARKS_LOCATION}.Delete();
+
+            eastl::vector<UUID> uuids;
+            eastl::vector<eastl::vector<std::byte>> flatbuffers;
+            eastl::vector<eastl::vector<UUID>> hardReferences;
+            uuids.reserve(ASSET_COUNT);
+            flatbuffers.reserve(ASSET_COUNT);
+            hardReferences.reserve(ASSET_COUNT);
+
+            for (std::uint32_t i = 0; i < ASSET_COUNT; ++i)
+            {
+                BenchmarkAsset asset;
+                asset.SetName(asset.GetHeader().uuid.ToString());
+                asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+                for (std::uint32_t j = 0; j < REFS_PER_ASSET; ++j)
+                {
+                    BenchmarkAssetReferred assetReferred;
+                    assetReferred.SetName(assetReferred.GetHeader().uuid.ToString());
+
+                    asset.GetAsset().refs.emplace_back(assetReferred.GetHeader().uuid);
+                }
+
+                eastl::vector<std::byte> flatbuffer = asset.Pack();
+                hardReferences.push_back(asset.GetHardReferences(flatbuffer));
+                flatbuffers.push_back(std::move(flatbuffer));
+                uuids.push_back(asset.GetHeader().uuid);
+            }
+
+            std::size_t totalFlatbufferBytes = 0;
+            std::size_t totalHardReferencesBytes = 0;
+            for (std::size_t i = 0; i < uuids.size(); ++i)
+            {
+                totalFlatbufferBytes += flatbuffers[i].size();
+                totalHardReferencesBytes += hardReferences[i].size() * UUID::UUID_BYTE_SIZE;
+            }
+
+            SasquatchWriter writer {File {SASQUATCH_ENGINEBENCHMARKS_LOCATION},
+                                    uuids.size(),
+                                    totalFlatbufferBytes,
+                                    totalHardReferencesBytes};
+            for (std::size_t i = 0; i < uuids.size(); ++i)
+            {
+                writer.WriteAsset(uuids[i], flatbuffers[i], hardReferences[i]);
+            }
+
+            return uuids;
+        }();
+
+        return s_uuids;
+    }
+};
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SasquatchFixture, GetAssetHardReferences)(benchmark::State& state)
+{
+    for (auto _: state)
+    {
+        benchmark::DoNotOptimize(
+            m_sasquatch->GetAssetHardReferences(m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]));
+    }
+
+    state.SetItemsProcessed(state.iterations());
+    state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations()) * REFS_PER_ASSET * UUID::UUID_BYTE_SIZE);
+}
+
+BENCHMARK_REGISTER_F(SasquatchFixture, GetAssetHardReferences)->Name("Sasquatch/GetAssetHardReferences")->UseRealTime();
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SasquatchFixture, GetAssetsHardReferences)(benchmark::State& state)
+{
+    const auto batchSize = static_cast<std::size_t>(state.range(0));
+
+    constexpr std::size_t BATCH_POOL_SIZE = 64;
+    const eastl::vector<eastl::vector<UUID>> batchPool = RandomBatchPool(batchSize, BATCH_POOL_SIZE);
+
+    std::size_t batchIndex = 0;
+    for (auto _: state)
+    {
+        benchmark::DoNotOptimize(m_sasquatch->GetAssetsHardReferences(batchPool[batchIndex]));
+        batchIndex = (batchIndex + 1) % BATCH_POOL_SIZE;
+    }
+
+    state.SetItemsProcessed(state.iterations() * batchSize);
+    state.SetBytesProcessed(static_cast<std::int64_t>(state.iterations()) * batchSize * REFS_PER_ASSET *
+                            UUID::UUID_BYTE_SIZE);
+}
+
+BENCHMARK_REGISTER_F(SasquatchFixture, GetAssetsHardReferences)
+    ->Name("Sasquatch/GetAssetsHardReferences")
+    ->Arg(1)
+    ->Arg(8)
+    ->Arg(64)
+    ->Arg(512)
+    ->Arg(4096)
+    ->UseRealTime();
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SasquatchFixture, GetAssetFlatbuffer)(benchmark::State& state)
+{
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        eastl::vector<std::byte> flatbuffer = m_sasquatch->GetAssetFlatbuffer(
+            m_uuids[Random::get<std::size_t>(0, m_uuids.size() - 1)]);
+        benchmark::DoNotOptimize(flatbuffer);
+
+        bytesProcessed += static_cast<std::int64_t>(flatbuffer.size());
+    }
+
+    state.SetItemsProcessed(state.iterations());
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SasquatchFixture, GetAssetFlatbuffer)->Name("Sasquatch/GetAssetFlatbuffer")->UseRealTime();
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SasquatchFixture, GetAssetFlatbuffers)(benchmark::State& state)
+{
+    const auto batchSize = static_cast<std::size_t>(state.range(0));
+
+    constexpr std::size_t BATCH_POOL_SIZE = 64;
+    const eastl::vector<eastl::vector<UUID>> batchPool = RandomBatchPool(batchSize, BATCH_POOL_SIZE);
+
+    std::int64_t bytesProcessed = 0;
+    std::size_t batchIndex = 0;
+
+    for (auto _: state)
+    {
+        eastl::vector<eastl::vector<std::byte>> flatbuffers = m_sasquatch->GetAssetFlatbuffers(batchPool[batchIndex]);
+        benchmark::DoNotOptimize(flatbuffers);
+
+        for (const eastl::vector<std::byte>& flatbuffer: flatbuffers)
+        {
+            bytesProcessed += static_cast<std::int64_t>(flatbuffer.size());
+        }
+
+        batchIndex = (batchIndex + 1) % BATCH_POOL_SIZE;
+    }
+
+    state.SetItemsProcessed(state.iterations() * batchSize);
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SasquatchFixture, GetAssetFlatbuffers)
+    ->Name("Sasquatch/GetAssetFlatbuffers")
+    ->Arg(1)
+    ->Arg(8)
+    ->Arg(64)
+    ->Arg(512)
+    ->Arg(4096)
+    ->UseRealTime();
+#endif
+}   // namespace Bigfoot

Bigfoot/Benchmarks/Engine/SerializationManager/SerializationManager.cpp

@@ -0,0 +1,391 @@
+/*********************************************************************
+ * \file   SerializationManager.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/SerializationManager/SerializationManager.hpp>
+
+#include <Engine/Asset/AssetLibrary.hpp>
+#include <Engine/DataAccessor/DataAccessor.hpp>
+
+#if defined BIGFOOT_TOOLMODE
+#include <Engine/BigFile/BigFile.hpp>
+
+#include <EngineBenchmarks/BigFileInfo_generated.hpp>
+#elif defined BIGFOOT_GAME
+#include <Engine/Sasquatch/Sasquatch.hpp>
+
+#include <EngineBenchmarks/SasquatchInfo_generated.hpp>
+#endif
+
+#include <System/File/File.hpp>
+#include <System/UUID/UUID.hpp>
+
+#include <AssetsForBenchmarking/Asset/BenchmarkAsset.hpp>
+#include <AssetsForBenchmarking/Asset/BenchmarkAssetReferred.hpp>
+
+#include <EASTL/optional.h>
+#include <EASTL/span.h>
+#include <EASTL/vector.h>
+#include <ankerl/unordered_dense.h>
+#include <benchmark/benchmark.h>
+#include <effolkronium/random.hpp>
+
+#include <cstddef>
+#include <cstdint>
+#include <tuple>
+
+namespace Bigfoot
+{
+using Random = effolkronium::random_static;
+
+class SerializationManagerFixture: public benchmark::Fixture
+{
+  protected:
+    static constexpr std::uint32_t ROOT_ASSET_COUNT = 20'000;
+    static constexpr std::uint32_t REFS_PER_ROOT = 4;
+    static constexpr std::size_t ASSET_PAYLOAD_SIZE = 256;
+
+    void SetUp([[maybe_unused]] benchmark::State& p_state) override
+    {
+        m_previousDataAccessor = g_dataAccessor;
+        m_previousAssetLibrary = g_activeAssetLibrary;
+
+        // The data store is populated exactly once for the entire benchmark process.
+        // SetUp is called before every calibration round (Google Benchmark doubles
+        // iteration counts until it reaches a stable measurement), so rebuilding
+        // the data store each time would dominate the total benchmark time.
+        static const SharedData& s_data = BuildData();
+        m_rootUuids = s_data.rootUuids;
+        m_leafUuids = s_data.leafUuids;
+        m_rootTotalBytes = &s_data.rootTotalBytes;
+
+#if defined BIGFOOT_TOOLMODE
+        m_bigFile.emplace(File {BIGFILE_ENGINEBENCHMARKS_LOCATION});
+        SetDataAccessor(&*m_bigFile);
+#elif defined BIGFOOT_GAME
+        m_sasquatch.emplace(File {SASQUATCH_ENGINEBENCHMARKS_LOCATION});
+        SetDataAccessor(&*m_sasquatch);
+#endif
+    }
+
+    void TearDown([[maybe_unused]] benchmark::State& p_state) override
+    {
+#if defined BIGFOOT_TOOLMODE
+        m_bigFile.reset();
+#elif defined BIGFOOT_GAME
+        m_sasquatch.reset();
+#endif
+        SetDataAccessor(m_previousDataAccessor);
+        SetActiveAssetLibrary(m_previousAssetLibrary);
+    }
+
+    /*
+     * Registers a fresh, empty AssetLibrary as the active one, so that every root and leaf asset appears unloaded
+     *
+     * \param p_library The library to register
+     * \param p_leafContainer The container to register leaves into
+     * \param p_rootContainer The container to register roots into
+     */
+    static void ResetActiveLibrary(AssetLibrary& p_library,
+                                   AssetContainer<BenchmarkAssetReferred>& p_leafContainer,
+                                   AssetContainer<BenchmarkAsset>& p_rootContainer)
+    {
+        std::ignore = p_library.Insert(&p_leafContainer);
+        std::ignore = p_library.Insert(&p_rootContainer);
+        SetActiveAssetLibrary(&p_library);
+    }
+
+    [[nodiscard]]
+    eastl::vector<UUID> RandomRootBatch(const std::size_t p_batchSize) const
+    {
+        eastl::vector<UUID> batch;
+        batch.reserve(p_batchSize);
+        for (std::size_t i = 0; i < p_batchSize; ++i)
+        {
+            batch.push_back(m_rootUuids[Random::get<std::size_t>(0, m_rootUuids.size() - 1)]);
+        }
+
+        return batch;
+    }
+
+    /*
+     * Total flatbuffer bytes (root + its leaves) that loading p_roots will actually read, deduplicated the same way
+     * SerializationManager::LoadAssets deduplicates its own transitive discovery
+     *
+     * \param p_roots The root assets that would be loaded
+     * \return The total flatbuffer bytes across the unique roots
+     */
+    [[nodiscard]]
+    std::int64_t TotalBytes(const eastl::vector<UUID>& p_roots) const
+    {
+        ankerl::unordered_dense::set<UUID> unique;
+        unique.reserve(p_roots.size());
+        for (const UUID& uuid: p_roots)
+        {
+            unique.insert(uuid);
+        }
+
+        std::int64_t bytes = 0;
+        for (const UUID& uuid: unique)
+        {
+            bytes += static_cast<std::int64_t>(m_rootTotalBytes->at(uuid));
+        }
+
+        return bytes;
+    }
+
+    DataAccessor* m_previousDataAccessor = nullptr;
+    AssetLibrary* m_previousAssetLibrary = nullptr;
+
+    eastl::span<const UUID> m_rootUuids;
+    eastl::span<const UUID> m_leafUuids;
+    const ankerl::unordered_dense::map<UUID, std::size_t>* m_rootTotalBytes = nullptr;
+
+#if defined BIGFOOT_TOOLMODE
+    eastl::optional<BigFile> m_bigFile;
+#elif defined BIGFOOT_GAME
+    eastl::optional<Sasquatch> m_sasquatch;
+#endif
+
+  private:
+    struct SharedData
+    {
+        eastl::vector<UUID> rootUuids;
+        eastl::vector<UUID> leafUuids;
+        ankerl::unordered_dense::map<UUID, std::size_t> rootTotalBytes;
+    };
+
+    static const SharedData& BuildData()
+    {
+        static const SharedData s_data = []()
+        {
+            SharedData data;
+            data.rootUuids.reserve(ROOT_ASSET_COUNT);
+            data.leafUuids.reserve(ROOT_ASSET_COUNT * REFS_PER_ROOT);
+            data.rootTotalBytes.reserve(ROOT_ASSET_COUNT);
+
+            eastl::vector<UUID> uuids;
+            eastl::vector<eastl::vector<std::byte>> flatbuffers;
+            eastl::vector<eastl::vector<UUID>> hardReferences;
+            uuids.reserve(ROOT_ASSET_COUNT * (1 + REFS_PER_ROOT));
+            flatbuffers.reserve(uuids.capacity());
+            hardReferences.reserve(uuids.capacity());
+
+            for (std::uint32_t i = 0; i < ROOT_ASSET_COUNT; ++i)
+            {
+                BenchmarkAsset root;
+                root.SetName(root.GetHeader().uuid.ToString());
+                root.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+
+                std::size_t totalBytes = 0;
+                for (std::uint32_t j = 0; j < REFS_PER_ROOT; ++j)
+                {
+                    BenchmarkAssetReferred leaf;
+                    leaf.SetName(leaf.GetHeader().uuid.ToString());
+
+                    root.GetAsset().refs.emplace_back(leaf.GetHeader().uuid);
+
+                    eastl::vector<std::byte> leafFlatbuffer = leaf.Pack();
+                    totalBytes += leafFlatbuffer.size();
+                    data.leafUuids.push_back(leaf.GetHeader().uuid);
+                    uuids.push_back(leaf.GetHeader().uuid);
+                    hardReferences.push_back(leaf.GetHardReferences(leafFlatbuffer));
+                    flatbuffers.push_back(std::move(leafFlatbuffer));
+                }
+
+                eastl::vector<std::byte> rootFlatbuffer = root.Pack();
+                totalBytes += rootFlatbuffer.size();
+                data.rootTotalBytes.emplace(root.GetHeader().uuid, totalBytes);
+                data.rootUuids.push_back(root.GetHeader().uuid);
+                uuids.push_back(root.GetHeader().uuid);
+                hardReferences.push_back(root.GetHardReferences(rootFlatbuffer));
+                flatbuffers.push_back(std::move(rootFlatbuffer));
+            }
+
+#if defined BIGFOOT_TOOLMODE
+            BigFile bigFile {File { BIGFILE_ENGINEBENCHMARKS_LOCATION }};
+            bigFile.Clear();
+            bigFile.SaveAssetFlatbuffers(uuids, flatbuffers, hardReferences);
+#elif defined BIGFOOT_GAME
+            std::size_t totalFlatbufferBytes = 0;
+            std::size_t totalHardReferencesBytes = 0;
+            for (std::size_t i = 0; i < uuids.size(); ++i)
+            {
+                totalFlatbufferBytes += flatbuffers[i].size();
+                totalHardReferencesBytes += hardReferences[i].size() * UUID::UUID_BYTE_SIZE;
+            }
+
+            File {SASQUATCH_ENGINEBENCHMARKS_LOCATION}.Delete();
+            SasquatchWriter writer {File {SASQUATCH_ENGINEBENCHMARKS_LOCATION},
+                                    uuids.size(),
+                                    totalFlatbufferBytes,
+                                    totalHardReferencesBytes};
+            for (std::size_t i = 0; i < uuids.size(); ++i)
+            {
+                writer.WriteAsset(uuids[i], flatbuffers[i], hardReferences[i]);
+            }
+#endif
+
+            return data;
+        }();
+
+        return s_data;
+    }
+};
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SerializationManagerFixture, LoadAsset)(benchmark::State& state)
+{
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        state.PauseTiming();
+        AssetLibrary library;
+        // leafContainer must outlive rootContainer: the loaded root's HardReferences release into leafContainer's
+        // handles on destruction, so declaring it second would tear it down first and use-after-free those handles.
+        AssetContainer<BenchmarkAssetReferred> leafContainer;
+        AssetContainer<BenchmarkAsset> rootContainer;
+        ResetActiveLibrary(library, leafContainer, rootContainer);
+
+        const UUID uuid = m_rootUuids[Random::get<std::size_t>(0, m_rootUuids.size() - 1)];
+        const std::size_t uuidBytes = m_rootTotalBytes->at(uuid);
+        state.ResumeTiming();
+
+        SerializationManager::LoadAsset(uuid);
+        bytesProcessed += static_cast<std::int64_t>(uuidBytes);
+    }
+
+    state.SetItemsProcessed(state.iterations() * (1 + REFS_PER_ROOT));
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SerializationManagerFixture, LoadAsset)->Name("SerializationManager/LoadAsset")->UseRealTime();
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SerializationManagerFixture, LoadAssets)(benchmark::State& state)
+{
+    const auto batchSize = static_cast<std::size_t>(state.range(0));
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        state.PauseTiming();
+        AssetLibrary library;
+        // leafContainer must outlive rootContainer, see the same comment in the LoadAsset benchmark above.
+        AssetContainer<BenchmarkAssetReferred> leafContainer;
+        AssetContainer<BenchmarkAsset> rootContainer;
+        ResetActiveLibrary(library, leafContainer, rootContainer);
+
+        const eastl::vector<UUID> batch = RandomRootBatch(batchSize);
+        const std::int64_t batchBytes = TotalBytes(batch);
+        state.ResumeTiming();
+
+        SerializationManager::LoadAssets(batch);
+        bytesProcessed += batchBytes;
+    }
+
+    state.SetItemsProcessed(state.iterations() * batchSize * (1 + REFS_PER_ROOT));
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SerializationManagerFixture, LoadAssets)
+    ->Name("SerializationManager/LoadAssets")
+    ->Arg(1)
+    ->Arg(8)
+    ->Arg(64)
+    ->Arg(512)
+    ->Arg(4096)
+    ->UseRealTime();
+
+/****************************************************************************************/
+
+#if defined BIGFOOT_TOOLMODE
+BENCHMARK_DEFINE_F(SerializationManagerFixture, SaveAsset)(benchmark::State& state)
+{
+    AssetLibrary library;
+    AssetContainer<BenchmarkAsset> container;
+    std::ignore = library.Insert(&container);
+    SetActiveAssetLibrary(&library);
+
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        state.PauseTiming();
+        auto* asset = CreateAsset<BenchmarkAsset>();
+        asset->SetName(asset->GetHeader().uuid.ToString());
+        asset->GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+        for (std::uint32_t j = 0; j < REFS_PER_ROOT; ++j)
+        {
+            asset->GetAsset().refs.emplace_back(m_leafUuids[Random::get<std::size_t>(0, m_leafUuids.size() - 1)]);
+        }
+        const UUID uuid = asset->GetHeader().uuid;
+        const std::size_t assetBytes = asset->Pack().size();
+        bytesProcessed += static_cast<std::int64_t>(assetBytes);
+        state.ResumeTiming();
+
+        benchmark::DoNotOptimize(SerializationManager::SaveAsset(uuid));
+    }
+
+    state.SetItemsProcessed(state.iterations());
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SerializationManagerFixture, SaveAsset)->Name("SerializationManager/SaveAsset")->UseRealTime();
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SerializationManagerFixture, SaveAssets)(benchmark::State& state)
+{
+    const auto batchSize = static_cast<std::size_t>(state.range(0));
+
+    AssetLibrary library;
+    AssetContainer<BenchmarkAsset> container;
+    std::ignore = library.Insert(&container);
+    SetActiveAssetLibrary(&library);
+
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        state.PauseTiming();
+        eastl::vector<UUID> uuids;
+        uuids.reserve(batchSize);
+        std::size_t batchBytes = 0;
+        for (std::size_t i = 0; i < batchSize; ++i)
+        {
+            auto* asset = CreateAsset<BenchmarkAsset>();
+            asset->SetName(asset->GetHeader().uuid.ToString());
+            asset->GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+            for (std::uint32_t j = 0; j < REFS_PER_ROOT; ++j)
+            {
+                asset->GetAsset().refs.emplace_back(m_leafUuids[Random::get<std::size_t>(0, m_leafUuids.size() - 1)]);
+            }
+
+            batchBytes += asset->Pack().size();
+            uuids.push_back(asset->GetHeader().uuid);
+        }
+        state.ResumeTiming();
+
+        benchmark::DoNotOptimize(SerializationManager::SaveAssets(uuids));
+        bytesProcessed += static_cast<std::int64_t>(batchBytes);
+    }
+
+    state.SetItemsProcessed(state.iterations() * batchSize);
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SerializationManagerFixture, SaveAssets)
+    ->Name("SerializationManager/SaveAssets")
+    ->Arg(1)
+    ->Arg(8)
+    ->Arg(64)
+    ->Arg(512)
+    ->UseRealTime();
+#endif
+}   // namespace Bigfoot

Bigfoot/Benchmarks/Tools/CMakeLists.txt

@@ -0,0 +1 @@
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/SasquatchBaker)

Bigfoot/Benchmarks/Tools/SasquatchBaker/CMakeLists.txt

@@ -0,0 +1,11 @@
+get_filename_component(PackageName ${CMAKE_CURRENT_SOURCE_DIR} NAME)
+project(${PackageName}Benchmarks)
+
+bigfoot_create_package_benchmarks(
+    "Tools")
+
+target_link_libraries(${PROJECT_NAME}
+    PRIVATE
+        $<LINK_LIBRARY:WHOLE_ARCHIVE,AssetsForBenchmarking>)
+
+bigfoot_create_bigfile("Benchmarks/Tools")

Bigfoot/Benchmarks/Tools/SasquatchBaker/Include/SasquatchBakerBenchmarks/BigFileInfo_generated.hpp

@@ -0,0 +1,22 @@
+// AUTO-GENERATED DO NOT TOUCH
+
+/*********************************************************************
+ * \file   BigFileInfo.generated.hpp
+ *
+ *********************************************************************/
+#ifndef BIGFOOT_SASQUATCHBAKERBENCHMARKS_BIGFILEINFO_GENERATED_HPP
+#define BIGFOOT_SASQUATCHBAKERBENCHMARKS_BIGFILEINFO_GENERATED_HPP
+
+#include <EASTL/string_view.h>
+
+#if defined BIGFOOT_TOOLMODE
+
+namespace Bigfoot
+{
+/*
+ * BigFile location
+ */
+constexpr eastl::string_view BIGFILE_SASQUATCHBAKERBENCHMARKS_LOCATION {"./SasquatchBakerBenchmarks.db"};
+}  // namespace Bigfoot
+#endif
+#endif

Bigfoot/Benchmarks/Tools/SasquatchBaker/SasquatchBaker.cpp

@@ -0,0 +1,87 @@
+/*********************************************************************
+ * \file   SasquatchBaker.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <SasquatchBaker/SasquatchBaker.hpp>
+
+#include <Engine/BigFile/BigFile.hpp>
+#include <Engine/Sasquatch/Sasquatch.hpp>
+
+#include <System/File/File.hpp>
+
+#include <AssetsForBenchmarking/Asset/BenchmarkAsset.hpp>
+
+#include <SasquatchBakerBenchmarks/BigFileInfo_generated.hpp>
+
+#include <EASTL/vector.h>
+#include <benchmark/benchmark.h>
+
+#include <cstddef>
+#include <cstdint>
+
+namespace Bigfoot
+{
+class SasquatchBakerFixture: public benchmark::Fixture
+{
+  protected:
+    static constexpr std::uint32_t ASSET_COUNT = 20'000;
+    static constexpr std::size_t ASSET_PAYLOAD_SIZE = 256;
+
+    void SetUp(benchmark::State&) override
+    {
+        m_bigFile.Clear();
+        m_outputFile.Delete();
+
+        eastl::vector<UUID> uuids;
+        eastl::vector<eastl::vector<std::byte>> flatbuffers;
+        eastl::vector<eastl::vector<UUID>> hardReferences;
+        uuids.reserve(ASSET_COUNT);
+        flatbuffers.reserve(ASSET_COUNT);
+        hardReferences.reserve(ASSET_COUNT);
+
+        for (std::uint32_t i = 0; i < ASSET_COUNT; ++i)
+        {
+            BenchmarkAsset asset;
+            asset.SetName(asset.GetHeader().uuid.ToString());
+            asset.GetAsset().payload.assign(ASSET_PAYLOAD_SIZE, std::uint8_t {0xAB});
+
+            const eastl::vector<std::byte> flatbuffer = asset.Pack();
+            flatbuffers.push_back(flatbuffer);
+            hardReferences.push_back(asset.GetHardReferences(flatbuffer));
+            uuids.push_back(asset.GetHeader().uuid);
+        }
+
+        m_bigFile.SaveAssetFlatbuffers(uuids, flatbuffers, hardReferences);
+    }
+
+    void TearDown(benchmark::State&) override
+    {
+        m_outputFile.Delete();
+    }
+
+    static constexpr eastl::string_view SASQUATCH_SASQUATCHBAKERBENCHMARKS_LOCATION {
+      "./SasquatchBakerBenchmarks.sasquatch"};
+    BigFile m_bigFile {File {BIGFILE_SASQUATCHBAKERBENCHMARKS_LOCATION}};
+    File m_outputFile {SASQUATCH_SASQUATCHBAKERBENCHMARKS_LOCATION};
+};
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(SasquatchBakerFixture, Bake)(benchmark::State& state)
+{
+    std::int64_t bytesProcessed = 0;
+
+    for (auto _: state)
+    {
+        Bake(m_bigFile, m_outputFile);
+        bytesProcessed += static_cast<std::int64_t>(m_outputFile.GetSize());
+    }
+
+    state.SetItemsProcessed(state.iterations() * ASSET_COUNT);
+    state.SetBytesProcessed(bytesProcessed);
+}
+
+BENCHMARK_REGISTER_F(SasquatchBakerFixture, Bake)->Name("SasquatchBaker/Bake")->Unit(benchmark::kMillisecond);
+}   // namespace Bigfoot

Bigfoot/Benchmarks/Utils/Algorithm/Graph.cpp

@@ -0,0 +1,92 @@
+/*********************************************************************
+ * \file   Graph.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Utils/Algorithm/Graph.hpp>
+
+#include <ankerl/unordered_dense.h>
+#include <benchmark/benchmark.h>
+#include <effolkronium/random.hpp>
+
+#include <cstdint>
+
+namespace Bigfoot
+{
+using Random = effolkronium::random_static;
+
+class LayeredTopologicalSortFixture: public benchmark::Fixture
+{
+  protected:
+    /*
+     * Nodes are grouped into layers, and every node in a layer depends on up to DEPENDENCY_MAX_COUNT
+     * distinct nodes randomly picked from the previous layer.
+     */
+    void SetUp(benchmark::State& state) override
+    {
+        Random::seed(0x5EEDU);
+
+        const auto nodeCount = static_cast<std::uint32_t>(state.range(0));
+
+        m_graph.clear();
+        m_nodes.clear();
+        m_graph.reserve(nodeCount);
+        m_nodes.reserve(nodeCount);
+
+        for (std::uint32_t node = 0; node < nodeCount; ++node)
+        {
+            m_nodes.insert(node);
+            eastl::vector<std::uint32_t>& edges = m_graph[node];
+
+            const std::uint32_t layerStart = (node / NODE_COUNT_PER_LAYER) * NODE_COUNT_PER_LAYER;
+            if (layerStart == 0)
+            {
+                continue;
+            }
+
+            const std::uint32_t previousLayerStart = layerStart - NODE_COUNT_PER_LAYER;
+            ankerl::unordered_dense::set<std::uint32_t> picked;
+            for (std::uint32_t i = 0; i < DEPENDENCY_MAX_COUNT; ++i)
+            {
+                const std::uint32_t dependency = Random::get<std::uint32_t>(previousLayerStart, layerStart - 1);
+                if (picked.insert(dependency).second)
+                {
+                    edges.push_back(dependency);
+                }
+            }
+        }
+    }
+
+    static constexpr std::uint32_t NODE_COUNT_PER_LAYER = 64;
+    static constexpr std::uint32_t DEPENDENCY_MAX_COUNT = 4;
+
+    ankerl::unordered_dense::map<std::uint32_t, eastl::vector<std::uint32_t>> m_graph;
+    ankerl::unordered_dense::set<std::uint32_t> m_nodes;
+};
+
+/****************************************************************************************/
+
+BENCHMARK_DEFINE_F(LayeredTopologicalSortFixture, LayeredTopologicalSortBench)(benchmark::State& state)
+{
+    const auto nodeCount = static_cast<std::uint32_t>(state.range(0));
+
+    for (auto _: state)
+    {
+        eastl::vector<eastl::vector<std::uint32_t>> waves;
+        eastl::vector<std::uint32_t> cyclicNodes;
+        benchmark::DoNotOptimize(LayeredTopologicalSort(m_graph, m_nodes, waves, cyclicNodes));
+        benchmark::DoNotOptimize(waves);
+        benchmark::ClobberMemory();
+    }
+
+    state.SetItemsProcessed(state.iterations() * nodeCount);
+}
+
+BENCHMARK_REGISTER_F(LayeredTopologicalSortFixture, LayeredTopologicalSortBench)
+    ->Name("Bigfoot::LayeredTopologicalSort")
+    ->Arg(512)
+    ->Arg(8192)
+    ->Arg(262'144)
+    ->Arg(4'194'304);
+}   // namespace Bigfoot

Bigfoot/Benchmarks/Utils/Containers/SlotMap.cpp

@@ -11,10 +11,7 @@
 
 namespace Bigfoot
 {
-namespace
-{
 using Random = effolkronium::random_static;
-}   // namespace
 
 struct MyComplexStruct
 {

Bigfoot/Sources/CMakeLists.txt

@@ -1,3 +1,6 @@
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Utils)
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/System)
-add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Engine)
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Engine)
+if(${TOOLMODE})
+    add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Tools)
+endif()

Bigfoot/Sources/Engine/Asset/AssetBase.cpp

@@ -0,0 +1,63 @@
+/*********************************************************************
+ * \file   AssetBase.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   April 2026
+ *********************************************************************/
+#include <Engine/Asset/AssetBase.hpp>
+
+#include <Engine/Asset/Reference_generated.hpp>
+
+namespace Bigfoot
+{
+void AssetBase::HardReferenceVisitor::Field([[maybe_unused]] size_t p_fieldIndex,
+                                            [[maybe_unused]] size_t p_setIndex,
+                                            const flatbuffers::ElementaryType p_type,
+                                            const bool p_isVector,
+                                            const flatbuffers::TypeTable* p_typeTable,
+                                            [[maybe_unused]] const char* p_name,
+                                            const std::uint8_t* p_val)
+{
+    if (!p_isVector)
+    {
+        Visit(p_type, p_typeTable, p_val);
+    }
+}
+
+/****************************************************************************************/
+
+void AssetBase::HardReferenceVisitor::Element([[maybe_unused]] size_t p_index,
+                                              const flatbuffers::ElementaryType p_type,
+                                              const flatbuffers::TypeTable* p_typeTable,
+                                              const std::uint8_t* p_val)
+{
+    Visit(p_type, p_typeTable, p_val);
+}
+
+/****************************************************************************************/
+
+eastl::vector<UUID> AssetBase::HardReferenceVisitor::GetUUIDs() const
+{
+    eastl::vector<UUID> uuids;
+    uuids.reserve(m_uuids.size());
+    std::copy(m_uuids.begin(), m_uuids.end(), eastl::back_inserter(uuids));
+    return uuids;
+}
+
+/****************************************************************************************/
+
+void AssetBase::HardReferenceVisitor::Visit(const flatbuffers::ElementaryType p_type,
+                                            const flatbuffers::TypeTable* p_typeTable,
+                                            const std::uint8_t* p_val)
+{
+    if (p_val == nullptr || p_type != flatbuffers::ET_SEQUENCE ||
+        p_typeTable != ::Flat::Bigfoot::HardReference::MiniReflectTypeTable())
+    {
+        return;
+    }
+
+    const ::Flat::Bigfoot::HardReference* hardReference = reinterpret_cast<const ::Flat::Bigfoot::HardReference*>(
+        p_val);
+    m_uuids.emplace(flatbuffers::UnPack(hardReference->uuid()));
+}
+}   // namespace Bigfoot

Bigfoot/Sources/Engine/Asset/AssetContainer.cpp

@@ -0,0 +1,188 @@
+/*********************************************************************
+ * \file   AssetContainer.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/Asset/AssetContainer.hpp>
+
+namespace Bigfoot
+{
+ContainerHandle::ContainerHandle(AssetContainerBase* p_assetContainer, const UUID p_uuid):
+    m_assetContainer(p_assetContainer),
+    m_uuid(p_uuid)
+{
+}
+
+/****************************************************************************************/
+
+std::uint32_t ContainerHandle::GetHardRefCount() const
+{
+    return m_hardRefCount;
+}
+
+/****************************************************************************************/
+
+void ContainerHandle::IncrementHardRefCount()
+{
+    if (m_hardRefCount == 0)
+    {
+        m_assetContainer->CancelRemoval(m_uuid);
+    }
+    ++m_hardRefCount;
+}
+
+/****************************************************************************************/
+
+void ContainerHandle::DecrementHardRefCount()
+{
+    --m_hardRefCount;
+    if (m_hardRefCount == 0)
+    {
+        m_assetContainer->QueueForRemoval(m_uuid);
+    }
+}
+
+/****************************************************************************************/
+
+std::uint32_t ContainerHandle::GetSoftRefCount() const
+{
+    return m_softRefCount;
+}
+
+/****************************************************************************************/
+
+void ContainerHandle::IncrementSoftRefCount()
+{
+    ++m_softRefCount;
+}
+
+/****************************************************************************************/
+
+void ContainerHandle::DecrementSoftRefCount()
+{
+    --m_softRefCount;
+}
+
+/****************************************************************************************/
+
+AssetBase* ContainerHandle::GetAsset()
+{
+    return m_asset;
+}
+
+/****************************************************************************************/
+
+const AssetBase* ContainerHandle::GetAsset() const
+{
+    return m_asset;
+}
+
+/****************************************************************************************/
+
+void ContainerHandle::SetAsset(AssetBase* p_asset)
+{
+    m_asset = p_asset;
+}
+
+/****************************************************************************************/
+
+bool AssetContainerBase::Has(const UUID& p_uuid) const
+{
+    const Entry* entry = FindEntry(p_uuid);
+    return entry != nullptr && entry->m_assetSlotKey.Valid();
+}
+
+/****************************************************************************************/
+
+ContainerHandle* AssetContainerBase::AcquireContainerHandle(const UUID& p_uuid)
+{
+    return GetOrCreateEntry(p_uuid).m_handle;
+}
+
+/****************************************************************************************/
+
+void AssetContainerBase::Remove(const UUID& p_uuid)
+{
+    if (Entry* entry = FindEntry(p_uuid); entry != nullptr)
+    {
+        if (entry->m_assetSlotKey.Valid())
+        {
+            entry->m_handle->SetAsset(nullptr);
+            RemoveAsset(entry->m_assetSlotKey);
+            entry->m_assetSlotKey = SlotMapKey {};
+        }
+        m_handles.Remove(entry->m_handleSlotKey);
+        m_uuidToEntry.erase(p_uuid);
+    }
+}
+
+/****************************************************************************************/
+
+void AssetContainerBase::QueueForRemoval(const UUID& p_uuid)
+{
+    m_pendingRemovalUuids.push_back(p_uuid);
+}
+
+/****************************************************************************************/
+
+void AssetContainerBase::CancelRemoval(const UUID& p_uuid)
+{
+    auto* const pendingIt = eastl::find(m_pendingRemovalUuids.begin(), m_pendingRemovalUuids.end(), p_uuid);
+    if (pendingIt != m_pendingRemovalUuids.end())
+    {
+        m_pendingRemovalUuids.erase_unsorted(pendingIt);
+    }
+}
+
+/****************************************************************************************/
+
+void AssetContainerBase::ProcessPendingRemovals()
+{
+    eastl::vector<UUID> toRemove;
+    toRemove.swap(m_pendingRemovalUuids);
+
+    for (const UUID& uuid: toRemove)
+    {
+        Remove(uuid);
+    }
+}
+
+/****************************************************************************************/
+
+bool AssetContainerBase::IsMarkedForRemove(const UUID& p_uuid)
+{
+    return eastl::find(m_pendingRemovalUuids.begin(), m_pendingRemovalUuids.end(), p_uuid) !=
+           m_pendingRemovalUuids.end();
+}
+
+/****************************************************************************************/
+
+AssetContainerBase::Entry* AssetContainerBase::FindEntry(const UUID& p_uuid)
+{
+    const auto entryIt = m_uuidToEntry.find(p_uuid);
+    return entryIt != m_uuidToEntry.end() ? &entryIt->second : nullptr;
+}
+
+/****************************************************************************************/
+
+const AssetContainerBase::Entry* AssetContainerBase::FindEntry(const UUID& p_uuid) const
+{
+    const auto entryIt = m_uuidToEntry.find(p_uuid);
+    return entryIt != m_uuidToEntry.end() ? &entryIt->second : nullptr;
+}
+
+/****************************************************************************************/
+
+AssetContainerBase::Entry& AssetContainerBase::GetOrCreateEntry(const UUID& p_uuid)
+{
+    auto [entryIt, inserted] = m_uuidToEntry.try_emplace(p_uuid);
+    if (inserted)
+    {
+        entryIt->second.m_handleSlotKey = m_handles.Insert(this, p_uuid);
+        entryIt->second.m_handle = m_handles.Get(entryIt->second.m_handleSlotKey);
+    }
+
+    return entryIt->second;
+}
+}   // namespace Bigfoot

Bigfoot/Sources/Engine/Asset/AssetLibrary.cpp

@@ -8,6 +8,77 @@
 
 namespace Bigfoot
 {
+AssetContainerBase* AssetLibrary::GetAssetContainer(const AssetTypeID p_typeID)
+{
+    if (const auto container = m_assetContainers.find(p_typeID); container != m_assetContainers.end())
+    {
+        return container->second;
+    }
+
+    return nullptr;
+}
+
+/****************************************************************************************/
+
+const AssetContainerBase* AssetLibrary::GetAssetContainer(const AssetTypeID p_typeID) const
+{
+    if (const auto container = m_assetContainers.find(p_typeID); container != m_assetContainers.end())
+    {
+        return container->second;
+    }
+
+    return nullptr;
+}
+
+/****************************************************************************************/
+
+const AssetContainerBase* AssetLibrary::GetAssetContainer(const UUID& p_uuid) const
+{
+    for (const auto [typeId, container]: m_assetContainers)
+    {
+        if (container->Has(p_uuid))
+        {
+            return container;
+        }
+    }
+
+    return nullptr;
+}
+
+/****************************************************************************************/
+
+AssetContainerBase* AssetLibrary::GetAssetContainer(const UUID& p_uuid)
+{
+    for (const auto [typeId, container]: m_assetContainers)
+    {
+        if (container->Has(p_uuid))
+        {
+            return container;
+        }
+    }
+
+    return nullptr;
+}
+
+/****************************************************************************************/
+
+bool AssetLibrary::IsLoaded(const UUID& p_uuid) const
+{
+    return GetAssetContainer(p_uuid) != nullptr;
+}
+
+/****************************************************************************************/
+
+void AssetLibrary::ProcessPendingRemovals()
+{
+    for (const auto [typeId, container]: m_assetContainers)
+    {
+        container->ProcessPendingRemovals();
+    }
+}
+
+/****************************************************************************************/
+
 void SetActiveAssetLibrary(AssetLibrary* p_assetLibrary)
 {
     g_activeAssetLibrary = p_assetLibrary;

Bigfoot/Sources/Engine/BigFile/BigFile.cpp

@@ -8,9 +8,9 @@
 
 #include <Engine/EngineAssertHandler.hpp>
 
+#include <Utils/Format.hpp>
+
 #include <EASTL/algorithm.h>
-#include <EASTL/sort.h>
-#include <fmt/format.h>
 
 namespace Bigfoot
 {
@@ -69,6 +69,19 @@ void BigFile::RollbackTransaction()
 
 /****************************************************************************************/
 
+void BigFile::Clear()
+{
+    BeginTransaction();
+
+    BigFile::Request {*this, "DELETE FROM AssetHardReference;"}.Execute();
+    BigFile::Request {*this, "DELETE FROM Asset;"}.Execute();
+    BigFile::Request {*this, "DELETE FROM AssetMetadata;"}.Execute();
+
+    CommitTransaction();
+}
+
+/****************************************************************************************/
+
 BigFile::~BigFile()
 {
     [[maybe_unused]]
@@ -78,14 +91,14 @@ BigFile::~BigFile()
 
 /****************************************************************************************/
 
-eastl::optional<eastl::vector<std::byte>> BigFile::GetAssetFlatbuffer(const UUID& p_uuid) const
+eastl::vector<std::byte> BigFile::GetAssetFlatbuffer(const UUID& p_uuid) const
 {
     BigFile::Request assetRequest {*this, "SELECT Asset FROM Asset WHERE UUID = ?1;"};
     assetRequest.Bind(1, p_uuid.ToBytes());
 
     if (!assetRequest.Step())
     {
-        return eastl::nullopt;
+        return {};
     }
 
     const eastl::span<const std::byte> flatbuffer = assetRequest.Get(0);
@@ -96,58 +109,74 @@ eastl::optional<eastl::vector<std::byte>> BigFile::GetAssetFlatbuffer(const UUID
 
 eastl::vector<eastl::vector<std::byte>> BigFile::GetAssetFlatbuffers(const eastl::span<const UUID> p_uuids) const
 {
-    eastl::vector<eastl::vector<std::byte>> flatbuffers;
+    eastl::vector<eastl::vector<std::byte>> flatbuffers(p_uuids.size());
+
     if (p_uuids.empty())
     {
         return flatbuffers;
     }
 
-    flatbuffers.reserve(p_uuids.size());
-
-    if (p_uuids.size() == 1)
+    ankerl::unordered_dense::map<UUID, eastl::vector<std::size_t>> uuidToIndices;
+    uuidToIndices.reserve(p_uuids.size());
+    for (std::size_t i = 0; i < p_uuids.size(); ++i)
     {
-        if (eastl::optional<eastl::vector<std::byte>> flatbuffer = GetAssetFlatbuffer(p_uuids[0]);
-            flatbuffer.has_value())
-        {
-            flatbuffers.push_back(std::move(*flatbuffer));
-        }
-
-        return flatbuffers;
+        uuidToIndices[p_uuids[i]].push_back(i);
     }
 
-    eastl::vector<UUID> uniqueUUIDs {p_uuids.begin(), p_uuids.end()};
-    eastl::sort(uniqueUUIDs.begin(), uniqueUUIDs.end());
-    uniqueUUIDs.erase(eastl::unique(uniqueUUIDs.begin(), uniqueUUIDs.end()), uniqueUUIDs.end());
-
-    eastl::string placeholders;
-    placeholders.reserve(uniqueUUIDs.size() * 3);
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
+    eastl::vector<UUID> distinctUUIDs;
+    distinctUUIDs.reserve(uuidToIndices.size());
+    for (const auto& [uuid, indices]: uuidToIndices)
     {
-        if (i > 0)
-        {
-            placeholders += ", ";
-        }
-        placeholders += "?";
+        distinctUUIDs.push_back(uuid);
     }
 
-    const std::string sqlRequest = fmt::format("SELECT Asset FROM Asset WHERE UUID IN ({});", placeholders);
+    constexpr std::size_t PARAMS_PER_ROW = 1;
+    const std::size_t maxRowsPerStatement = static_cast<std::size_t>(
+                                                sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
+                                            PARAMS_PER_ROW;
 
-    BigFile::Request assetRequest {*this, sqlRequest.c_str()};
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
+    for (std::size_t chunkStart = 0; chunkStart < distinctUUIDs.size(); chunkStart += maxRowsPerStatement)
     {
-        assetRequest.Bind(static_cast<std::uint32_t>(i + 1), uniqueUUIDs[i].ToBytes());
-    }
+        const std::size_t chunkSize = eastl::min(maxRowsPerStatement, distinctUUIDs.size() - chunkStart);
 
-    flatbuffers.reserve(uniqueUUIDs.size());
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
-    {
-        if (!assetRequest.Step())
+        eastl::string placeholders;
+        placeholders.reserve(chunkSize * 2);
+        for (std::size_t i = 0; i < chunkSize; ++i)
         {
-            break;
+            if (i > 0)
+            {
+                placeholders += ", ";
+            }
+            placeholders += "?";
         }
 
-        const eastl::span<const std::byte> flatbuffer = assetRequest.Get(0);
-        flatbuffers.emplace_back(flatbuffer.begin(), flatbuffer.end());
+        const eastl::string sql = Format("SELECT UUID, Asset FROM Asset WHERE UUID IN ({});", placeholders);
+
+        BigFile::Request assetRequest {*this, sql};
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            assetRequest.Bind(static_cast<std::uint32_t>(i + 1), distinctUUIDs[chunkStart + i].ToBytes());
+        }
+
+        while (assetRequest.Step())
+        {
+            const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawUUID {
+              static_cast<std::span<const std::byte>>(assetRequest.Get(0))};
+            const UUID uuid {rawUUID};
+
+            const auto indicesIt = uuidToIndices.find(uuid);
+            ASSERT(EngineAssertHandler,
+                   indicesIt != uuidToIndices.end(),
+                   "Returned UUID {} not found in requested UUIDs",
+                   uuid);
+
+            const eastl::span<const std::byte> flatbuffer = assetRequest.Get(1);
+
+            for (const std::size_t index: indicesIt->second)
+            {
+                flatbuffers[index].assign(flatbuffer.begin(), flatbuffer.end());
+            }
+        }
     }
 
     return flatbuffers;
@@ -155,133 +184,271 @@ eastl::vector<eastl::vector<std::byte>> BigFile::GetAssetFlatbuffers(const eastl
 
 /****************************************************************************************/
 
-eastl::optional<AssetMetadata> BigFile::GetAssetMetadata(const UUID& p_uuid) const
+eastl::vector<UUID> BigFile::GetAssetHardReferences(const UUID& p_uuid) const
 {
-    BigFile::Request assetRequest {
-      *this,
-      "SELECT UUID, Name, TypeID, TypeName, CreateTime, ModificationTime FROM AssetMetadata WHERE UUID = ?1;"};
-    assetRequest.Bind(1, p_uuid.ToBytes());
+    BigFile::Request hardReferencesRequest {*this, "SELECT HardReference FROM AssetHardReference WHERE UUID = ?1;"};
+    hardReferencesRequest.Bind(1, p_uuid.ToBytes());
 
-    if (!assetRequest.Step())
+    eastl::vector<UUID> hardReferences;
+    while (hardReferencesRequest.Step())
+    {
+        const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawUUID {
+          static_cast<std::span<const std::byte>>(hardReferencesRequest.Get(0))};
+        hardReferences.emplace_back(rawUUID);
+    }
+
+    return hardReferences;
+}
+
+/****************************************************************************************/
+
+eastl::vector<eastl::vector<UUID>> BigFile::GetAssetsHardReferences(eastl::span<const UUID> p_uuids) const
+{
+    eastl::vector<eastl::vector<UUID>> hardReferences(p_uuids.size());
+
+    if (p_uuids.empty())
+    {
+        return hardReferences;
+    }
+
+    ankerl::unordered_dense::map<UUID, eastl::vector<std::size_t>> uuidToIndices;
+    uuidToIndices.reserve(p_uuids.size());
+    for (std::size_t i = 0; i < p_uuids.size(); ++i)
+    {
+        uuidToIndices[p_uuids[i]].push_back(i);
+    }
+
+    eastl::vector<UUID> distinctUUIDs;
+    distinctUUIDs.reserve(uuidToIndices.size());
+    for (const auto& [uuid, indices]: uuidToIndices)
+    {
+        distinctUUIDs.push_back(uuid);
+    }
+
+    constexpr std::size_t PARAMS_PER_ROW = 1;
+    const std::size_t maxRowsPerStatement = static_cast<std::size_t>(
+                                                sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
+                                            PARAMS_PER_ROW;
+
+    for (std::size_t chunkStart = 0; chunkStart < distinctUUIDs.size(); chunkStart += maxRowsPerStatement)
+    {
+        const std::size_t chunkSize = eastl::min(maxRowsPerStatement, distinctUUIDs.size() - chunkStart);
+
+        eastl::string placeholders;
+        placeholders.reserve(chunkSize * 2);
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            if (i > 0)
+            {
+                placeholders += ", ";
+            }
+            placeholders += "?";
+        }
+
+        const eastl::string sql = Format("SELECT UUID, HardReference FROM AssetHardReference WHERE UUID IN ({});",
+                                         placeholders);
+
+        BigFile::Request hardReferencesRequest {*this, sql};
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            hardReferencesRequest.Bind(static_cast<std::uint32_t>(i + 1), distinctUUIDs[chunkStart + i].ToBytes());
+        }
+
+        while (hardReferencesRequest.Step())
+        {
+            const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawOwnerUUID {
+              static_cast<std::span<const std::byte>>(hardReferencesRequest.Get(0))};
+            const UUID ownerUUID {rawOwnerUUID};
+
+            const auto indicesIt = uuidToIndices.find(ownerUUID);
+            ASSERT(EngineAssertHandler,
+                   indicesIt != uuidToIndices.end(),
+                   "Returned UUID {} not found in requested UUIDs",
+                   ownerUUID);
+
+            const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawHardReference {
+              static_cast<std::span<const std::byte>>(hardReferencesRequest.Get(1))};
+
+            for (const std::size_t index: indicesIt->second)
+            {
+                hardReferences[index].emplace_back(rawHardReference);
+            }
+        }
+    }
+
+    return hardReferences;
+}
+
+/****************************************************************************************/
+
+eastl::optional<BigFile::AssetTime> BigFile::GetAssetTime(const UUID& p_uuid) const
+{
+    BigFile::Request timeRequest {*this, "SELECT CreateTime, ModificationTime FROM AssetMetadata WHERE UUID = ?1;"};
+    timeRequest.Bind(1, p_uuid.ToBytes());
+
+    if (!timeRequest.Step())
     {
         return eastl::nullopt;
     }
 
-    return AssetMetadata {.m_uuid = UUID {std::span<const std::byte, UUID::UUID_BYTE_SIZE> {
-                            static_cast<eastl::span<const std::byte>>(assetRequest.Get(0)).data(),
-                            UUID::UUID_BYTE_SIZE}},
-                          .m_name = eastl::string {static_cast<eastl::string_view>(assetRequest.Get(1))},
-                          .m_typeID = assetRequest.Get(2),
-                          .m_typeName = eastl::string {static_cast<eastl::string_view>(assetRequest.Get(3))},
-                          .m_creationTime = Time {static_cast<std::uint64_t>(assetRequest.Get(4))},
-                          .m_modificationTime = Time {static_cast<std::uint64_t>(assetRequest.Get(5))}};
+    return AssetTime {.m_creationTime = Time {static_cast<std::uint64_t>(timeRequest.Get(0))},
+                      .m_modificationTime = Time {static_cast<std::uint64_t>(timeRequest.Get(1))}};
 }
 
 /****************************************************************************************/
 
-eastl::vector<AssetMetadata> BigFile::GetAssetMetadatas(const eastl::span<const UUID> p_uuids) const
+eastl::vector<eastl::optional<BigFile::AssetTime>> BigFile::GetAssetsTime(const eastl::span<const UUID> p_uuids) const
 {
-    eastl::vector<AssetMetadata> metadatas;
+    eastl::vector<eastl::optional<AssetTime>> times(p_uuids.size());
+
     if (p_uuids.empty())
     {
-        return metadatas;
+        return times;
     }
 
-    metadatas.reserve(p_uuids.size());
-
-    if (p_uuids.size() == 1)
+    ankerl::unordered_dense::map<UUID, eastl::vector<std::size_t>> uuidToIndices;
+    uuidToIndices.reserve(p_uuids.size());
+    for (std::size_t i = 0; i < p_uuids.size(); ++i)
     {
-        if (eastl::optional<AssetMetadata> metadata = GetAssetMetadata(p_uuids[0]); metadata.has_value())
+        uuidToIndices[p_uuids[i]].push_back(i);
+    }
+
+    eastl::vector<UUID> distinctUUIDs;
+    distinctUUIDs.reserve(uuidToIndices.size());
+    for (const auto& [uuid, indices]: uuidToIndices)
+    {
+        distinctUUIDs.push_back(uuid);
+    }
+
+    constexpr std::size_t PARAMS_PER_ROW = 1;
+    const std::size_t maxRowsPerStatement = static_cast<std::size_t>(
+                                                sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
+                                            PARAMS_PER_ROW;
+
+    for (std::size_t chunkStart = 0; chunkStart < distinctUUIDs.size(); chunkStart += maxRowsPerStatement)
+    {
+        const std::size_t chunkSize = eastl::min(maxRowsPerStatement, distinctUUIDs.size() - chunkStart);
+
+        eastl::string placeholders;
+        placeholders.reserve(chunkSize * 2);
+        for (std::size_t i = 0; i < chunkSize; ++i)
         {
-            metadatas.push_back(std::move(*metadata));
+            if (i > 0)
+            {
+                placeholders += ", ";
+            }
+            placeholders += "?";
         }
 
-        return metadatas;
-    }
+        const eastl::string sql = Format(
+            "SELECT UUID, CreateTime, ModificationTime FROM AssetMetadata WHERE UUID IN ({});",
+            placeholders);
 
-    eastl::vector<UUID> uniqueUUIDs {p_uuids.begin(), p_uuids.end()};
-    eastl::sort(uniqueUUIDs.begin(), uniqueUUIDs.end());
-    uniqueUUIDs.erase(eastl::unique(uniqueUUIDs.begin(), uniqueUUIDs.end()), uniqueUUIDs.end());
-
-    eastl::string placeholders;
-    placeholders.reserve(uniqueUUIDs.size() * 3);
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
-    {
-        if (i > 0)
+        BigFile::Request timeRequest {*this, sql};
+        for (std::size_t i = 0; i < chunkSize; ++i)
         {
-            placeholders += ", ";
-        }
-        placeholders += "?";
-    }
-
-    const std::string sqlRequest = fmt::format("SELECT UUID, Name, TypeID, TypeName, CreateTime, ModificationTime "
-                                               "FROM AssetMetadata WHERE UUID IN ({});",
-                                               placeholders);
-
-    BigFile::Request assetRequest {*this, sqlRequest.c_str()};
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
-    {
-        assetRequest.Bind(static_cast<std::uint32_t>(i + 1), uniqueUUIDs[i].ToBytes());
-    }
-
-    metadatas.reserve(uniqueUUIDs.size());
-    for (std::size_t i = 0; i < uniqueUUIDs.size(); ++i)
-    {
-        if (!assetRequest.Step())
-        {
-            break;
+            timeRequest.Bind(static_cast<std::uint32_t>(i + 1), distinctUUIDs[chunkStart + i].ToBytes());
         }
 
-        metadatas.push_back(
-            AssetMetadata {.m_uuid = UUID {std::span<const std::byte, UUID::UUID_BYTE_SIZE> {
-                             static_cast<eastl::span<const std::byte>>(assetRequest.Get(0)).data(),
-                             UUID::UUID_BYTE_SIZE}},
-                           .m_name = eastl::string {static_cast<eastl::string_view>(assetRequest.Get(1))},
-                           .m_typeID = assetRequest.Get(2),
-                           .m_typeName = eastl::string {static_cast<eastl::string_view>(assetRequest.Get(3))},
-                           .m_creationTime = Time {static_cast<std::uint64_t>(assetRequest.Get(4))},
-                           .m_modificationTime = Time {static_cast<std::uint64_t>(assetRequest.Get(5))}});
+        while (timeRequest.Step())
+        {
+            const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawUUID {
+              static_cast<std::span<const std::byte>>(timeRequest.Get(0))};
+            const UUID uuid {rawUUID};
+
+            const auto indicesIt = uuidToIndices.find(uuid);
+            ASSERT(EngineAssertHandler,
+                   indicesIt != uuidToIndices.end(),
+                   "Returned UUID {} not found in requested UUIDs",
+                   uuid);
+
+            const AssetTime assetTime {.m_creationTime = Time {static_cast<std::uint64_t>(timeRequest.Get(1))},
+                                       .m_modificationTime = Time {static_cast<std::uint64_t>(timeRequest.Get(2))}};
+
+            for (const std::size_t index: indicesIt->second)
+            {
+                times[index] = assetTime;
+            }
+        }
     }
 
-    return metadatas;
+    return times;
 }
 
 /****************************************************************************************/
 
-void BigFile::SaveAssetFlatbuffer(const AssetMetadata& p_metadata, const eastl::span<const std::byte> p_flatbuffer)
+void BigFile::SaveAssetFlatbuffer(const UUID& p_uuid,
+                                  const eastl::span<const std::byte> p_flatbuffer,
+                                  const eastl::span<const UUID> p_hardReferences)
 {
     BeginTransaction();
 
-    BigFile::Request metadataRequest {
-      *this,
-      "INSERT INTO AssetMetadata (UUID, Name, TypeID, TypeName) VALUES (?1, ?2, ?3, ?4) "
-      "ON CONFLICT(UUID) DO UPDATE SET Name = excluded.Name, TypeID = excluded.TypeID, TypeName = excluded.TypeName;"};
-    metadataRequest.Bind(1, p_metadata.m_uuid.ToBytes());
-    metadataRequest.Bind(2, p_metadata.m_name);
-    metadataRequest.Bind(3, p_metadata.m_typeID);
-    metadataRequest.Bind(4, p_metadata.m_typeName);
+    BigFile::Request metadataRequest {*this,
+                                      "INSERT INTO AssetMetadata (UUID) VALUES (?1) "
+                                      "ON CONFLICT(UUID) DO NOTHING;"};
+    metadataRequest.Bind(1, p_uuid.ToBytes());
     metadataRequest.Execute();
 
     BigFile::Request assetRequest {*this,
                                    "INSERT INTO Asset (UUID, Asset) VALUES (?1, ?2) "
                                    "ON CONFLICT(UUID) DO UPDATE SET Asset = excluded.Asset;"};
-    assetRequest.Bind(1, p_metadata.m_uuid.ToBytes());
+    assetRequest.Bind(1, p_uuid.ToBytes());
     assetRequest.Bind(2, p_flatbuffer);
     assetRequest.Execute();
 
+    BigFile::Request deleteHardReferencesRequest {*this, "DELETE FROM AssetHardReference WHERE UUID = ?1;"};
+    deleteHardReferencesRequest.Bind(1, p_uuid.ToBytes());
+    deleteHardReferencesRequest.Execute();
+
+    constexpr std::size_t HARDREF_PARAMS_PER_ROW = 2;
+    constexpr std::size_t HARDREF_PLACEHOLDER_RESERVE_CHARS_PER_ROW = 8;
+    const std::size_t maxHardRefRowsPerStatement = static_cast<std::size_t>(
+                                                       sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
+                                                   HARDREF_PARAMS_PER_ROW;
+
+    for (std::size_t chunkStart = 0; chunkStart < p_hardReferences.size(); chunkStart += maxHardRefRowsPerStatement)
+    {
+        const std::size_t chunkSize = eastl::min(maxHardRefRowsPerStatement, p_hardReferences.size() - chunkStart);
+
+        eastl::string hardReferencePlaceholders;
+        hardReferencePlaceholders.reserve(chunkSize * HARDREF_PLACEHOLDER_RESERVE_CHARS_PER_ROW);
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            if (i > 0)
+            {
+                hardReferencePlaceholders += ", ";
+            }
+            hardReferencePlaceholders += "(?, ?)";
+        }
+
+        const eastl::string hardReferenceSQL = Format("INSERT INTO AssetHardReference (UUID, HardReference) VALUES {} "
+                                                      "ON CONFLICT(UUID, HardReference) DO NOTHING;",
+                                                      hardReferencePlaceholders);
+
+        BigFile::Request hardReferenceRequest {*this, hardReferenceSQL};
+        std::uint32_t bindIndex = 1;
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            hardReferenceRequest.Bind(bindIndex++, p_uuid.ToBytes());
+            hardReferenceRequest.Bind(bindIndex++, p_hardReferences[chunkStart + i].ToBytes());
+        }
+        hardReferenceRequest.Execute();
+    }
+
     CommitTransaction();
 }
 
 /****************************************************************************************/
 
-void BigFile::SaveAssetFlatbuffers(const eastl::span<const AssetMetadata> p_metadatas,
-                                   const eastl::span<const eastl::vector<std::byte>> p_flatbuffers)
+void BigFile::SaveAssetFlatbuffers(const eastl::span<const UUID> p_uuids,
+                                   const eastl::span<const eastl::vector<std::byte>> p_flatbuffers,
+                                   const eastl::span<const eastl::vector<UUID>> p_hardReferences)
 {
     ASSERT(EngineAssertHandler,
-           p_metadatas.size() == p_flatbuffers.size(),
-           "p_metadatas and p_flatbuffers must have the same size");
+           p_uuids.size() == p_flatbuffers.size() && p_uuids.size() == p_hardReferences.size(),
+           "p_metadatas and p_flatbuffers and p_hardReferences must have the same size");
 
-    if (p_metadatas.empty())
+    if (p_uuids.empty())
     {
         return;
     }
@@ -289,45 +456,41 @@ void BigFile::SaveAssetFlatbuffers(const eastl::span<const AssetMetadata> p_meta
     BeginTransaction();
 
     constexpr std::size_t METADATA_PARAMS_PER_ROW = 4;
+    constexpr std::size_t METADATA_PLACEHOLDER_RESERVE_CHARS_PER_ROW = 14;
+    constexpr std::size_t ASSET_PLACEHOLDER_RESERVE_CHARS_PER_ROW = 8;
     const std::size_t maxRowsPerStatement = static_cast<std::size_t>(
                                                 sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
                                             METADATA_PARAMS_PER_ROW;
 
-    for (std::size_t chunkStart = 0; chunkStart < p_metadatas.size(); chunkStart += maxRowsPerStatement)
+    for (std::size_t chunkStart = 0; chunkStart < p_uuids.size(); chunkStart += maxRowsPerStatement)
     {
-        const std::size_t chunkSize = eastl::min(maxRowsPerStatement, p_metadatas.size() - chunkStart);
+        const std::size_t chunkSize = eastl::min(maxRowsPerStatement, p_uuids.size() - chunkStart);
 
         eastl::string metadataPlaceholders;
-        metadataPlaceholders.reserve(chunkSize * 14);
+        metadataPlaceholders.reserve(chunkSize * METADATA_PLACEHOLDER_RESERVE_CHARS_PER_ROW);
         for (std::size_t i = 0; i < chunkSize; ++i)
         {
             if (i > 0)
             {
                 metadataPlaceholders += ", ";
             }
-            metadataPlaceholders += "(?, ?, ?, ?)";
+            metadataPlaceholders += "(?)";
         }
 
-        const std::string metadataSQL = fmt::format(
-            "INSERT INTO AssetMetadata (UUID, Name, TypeID, TypeName) VALUES {} "
-            "ON CONFLICT(UUID) DO UPDATE SET Name = excluded.Name, TypeID = excluded.TypeID, TypeName = "
-            "excluded.TypeName;",
+        const eastl::string metadataSQL = Format(
+            "INSERT INTO AssetMetadata (UUID) VALUES {} ON CONFLICT(UUID) DO NOTHING;",
             metadataPlaceholders);
 
-        BigFile::Request metadataRequest {*this, metadataSQL.c_str()};
+        BigFile::Request metadataRequest {*this, metadataSQL};
         std::uint32_t metadataBindIndex = 1;
         for (std::size_t i = 0; i < chunkSize; ++i)
         {
-            const AssetMetadata& metadata = p_metadatas[chunkStart + i];
-            metadataRequest.Bind(metadataBindIndex++, metadata.m_uuid.ToBytes());
-            metadataRequest.Bind(metadataBindIndex++, metadata.m_name);
-            metadataRequest.Bind(metadataBindIndex++, metadata.m_typeID);
-            metadataRequest.Bind(metadataBindIndex++, metadata.m_typeName);
+            metadataRequest.Bind(metadataBindIndex++, p_uuids[chunkStart + i].ToBytes());
         }
         metadataRequest.Execute();
 
         eastl::string assetPlaceholders;
-        assetPlaceholders.reserve(chunkSize * 8);
+        assetPlaceholders.reserve(chunkSize * ASSET_PLACEHOLDER_RESERVE_CHARS_PER_ROW);
         for (std::size_t i = 0; i < chunkSize; ++i)
         {
             if (i > 0)
@@ -337,18 +500,88 @@ void BigFile::SaveAssetFlatbuffers(const eastl::span<const AssetMetadata> p_meta
             assetPlaceholders += "(?, ?)";
         }
 
-        const std::string assetSQL = fmt::format(
+        const eastl::string assetSQL = Format(
             "INSERT INTO Asset (UUID, Asset) VALUES {} ON CONFLICT(UUID) DO UPDATE SET Asset = excluded.Asset;",
             assetPlaceholders);
 
-        BigFile::Request assetRequest {*this, assetSQL.c_str()};
+        BigFile::Request assetRequest {*this, assetSQL};
         std::uint32_t assetBindIndex = 1;
         for (std::size_t i = 0; i < chunkSize; ++i)
         {
-            assetRequest.Bind(assetBindIndex++, p_metadatas[chunkStart + i].m_uuid.ToBytes());
+            assetRequest.Bind(assetBindIndex++, p_uuids[chunkStart + i].ToBytes());
             assetRequest.Bind(assetBindIndex++, p_flatbuffers[chunkStart + i]);
         }
         assetRequest.Execute();
+
+        // Replace hard references for every asset in this chunk with its current set.
+        eastl::string deleteInPlaceholders;
+        deleteInPlaceholders.reserve(chunkSize * 3);
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            if (i > 0)
+            {
+                deleteInPlaceholders += ", ";
+            }
+            deleteInPlaceholders += "?";
+        }
+
+        const eastl::string deleteHardReferencesSQL = Format("DELETE FROM AssetHardReference WHERE UUID IN ({});",
+                                                             deleteInPlaceholders);
+
+        BigFile::Request deleteHardReferencesRequest {*this, deleteHardReferencesSQL};
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            deleteHardReferencesRequest.Bind(static_cast<std::uint32_t>(i + 1), p_uuids[chunkStart + i].ToBytes());
+        }
+        deleteHardReferencesRequest.Execute();
+
+        eastl::vector<eastl::pair<UUID, UUID>> hardReferencePairs;
+        for (std::size_t i = 0; i < chunkSize; ++i)
+        {
+            for (const UUID& hardReference: p_hardReferences[chunkStart + i])
+            {
+                hardReferencePairs.emplace_back(p_uuids[chunkStart + i], hardReference);
+            }
+        }
+
+        constexpr std::size_t HARDREF_PARAMS_PER_ROW = 2;
+        constexpr std::size_t HARDREF_PLACEHOLDER_RESERVE_CHARS_PER_ROW = 8;
+        const std::size_t maxHardRefRowsPerStatement = static_cast<std::size_t>(
+                                                           sqlite3_limit(m_db, SQLITE_LIMIT_VARIABLE_NUMBER, -1)) /
+                                                       HARDREF_PARAMS_PER_ROW;
+
+        for (std::size_t hardRefChunkStart = 0; hardRefChunkStart < hardReferencePairs.size();
+             hardRefChunkStart += maxHardRefRowsPerStatement)
+        {
+            const std::size_t hardRefChunkSize = eastl::min(maxHardRefRowsPerStatement,
+                                                            hardReferencePairs.size() - hardRefChunkStart);
+
+            eastl::string hardReferencePlaceholders;
+            hardReferencePlaceholders.reserve(hardRefChunkSize * HARDREF_PLACEHOLDER_RESERVE_CHARS_PER_ROW);
+            for (std::size_t i = 0; i < hardRefChunkSize; ++i)
+            {
+                if (i > 0)
+                {
+                    hardReferencePlaceholders += ", ";
+                }
+                hardReferencePlaceholders += "(?, ?)";
+            }
+
+            const eastl::string hardReferenceSQL = Format(
+                "INSERT INTO AssetHardReference (UUID, HardReference) VALUES {} "
+                "ON CONFLICT(UUID, HardReference) DO NOTHING;",
+                hardReferencePlaceholders);
+
+            BigFile::Request hardReferenceRequest {*this, hardReferenceSQL};
+            std::uint32_t bindIndex = 1;
+            for (std::size_t i = 0; i < hardRefChunkSize; ++i)
+            {
+                const auto& [assetUUID, hardReference] = hardReferencePairs[hardRefChunkStart + i];
+                hardReferenceRequest.Bind(bindIndex++, assetUUID.ToBytes());
+                hardReferenceRequest.Bind(bindIndex++, hardReference.ToBytes());
+            }
+            hardReferenceRequest.Execute();
+        }
     }
 
     CommitTransaction();
@@ -372,7 +605,7 @@ BigFile::Request::Request(const BigFile& p_bigFile, const eastl::string_view p_r
     [[maybe_unused]]
     const int result = sqlite3_prepare_v2(m_db,
                                           p_request.data(),
-                                          static_cast<std::uint32_t>(p_request.size()),
+                                          static_cast<int>(p_request.size()),
                                           &m_statement,
                                           nullptr);
     CRITICAL_ASSERT(EngineAssertHandler,
@@ -386,11 +619,11 @@ BigFile::Request::Request(const BigFile& p_bigFile, const eastl::string_view p_r
 void BigFile::Request::Bind(const std::uint32_t p_index, const std::int32_t p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_int(m_statement, p_index, p_value);
+    const int result = sqlite3_bind_int(m_statement, static_cast<int>(p_index), p_value);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -399,11 +632,11 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const std::int32_t p_va
 void BigFile::Request::Bind(const std::uint32_t p_index, const std::uint32_t p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_int(m_statement, p_index, p_value);
+    const int result = sqlite3_bind_int(m_statement, static_cast<int>(p_index), static_cast<int>(p_value));
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -412,11 +645,11 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const std::uint32_t p_v
 void BigFile::Request::Bind(const std::uint32_t p_index, const std::int64_t p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_int64(m_statement, p_index, p_value);
+    const int result = sqlite3_bind_int64(m_statement, static_cast<int>(p_index), p_value);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -425,11 +658,11 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const std::int64_t p_va
 void BigFile::Request::Bind(const std::uint32_t p_index, const std::uint64_t p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_int64(m_statement, p_index, std::bit_cast<std::int64_t>(p_value));
+    const int result = sqlite3_bind_int64(m_statement, static_cast<int>(p_index), std::bit_cast<std::int64_t>(p_value));
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -438,11 +671,11 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const std::uint64_t p_v
 void BigFile::Request::Bind(const std::uint32_t p_index, const float p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_double(m_statement, p_index, p_value);
+    const int result = sqlite3_bind_double(m_statement, static_cast<int>(p_index), p_value);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -451,11 +684,11 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const float p_value)
 void BigFile::Request::Bind(const std::uint32_t p_index, const double p_value)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
-    const int result = sqlite3_bind_double(m_statement, p_index, p_value);
+    const int result = sqlite3_bind_double(m_statement, static_cast<int>(p_index), p_value);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
 
@@ -464,14 +697,14 @@ void BigFile::Request::Bind(const std::uint32_t p_index, const double p_value)
 void BigFile::Request::Bind(const std::uint32_t p_index, const eastl::string_view p_value, const CopyValue p_copy)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
     const int result = sqlite3_bind_text(m_statement,
-                                         p_index,
+                                         static_cast<int>(p_index),
                                          p_value.data(),
-                                         static_cast<std::uint32_t>(p_value.size()),
+                                         static_cast<int>(p_value.size()),
                                          p_copy ? SQLITE_TRANSIENT : SQLITE_STATIC);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
@@ -483,14 +716,14 @@ void BigFile::Request::Bind(const std::uint32_t p_index,
                             const CopyValue p_copy)
 {
     ASSERT(EngineAssertHandler,
-           (p_index >= 1) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
+           (p_index >= 1U) && (p_index <= static_cast<std::uint32_t>(sqlite3_bind_parameter_count(m_statement))),
            "Invalid index for statement");
 
     [[maybe_unused]]
     const int result = sqlite3_bind_blob(m_statement,
-                                         p_index,
+                                         static_cast<int>(p_index),
                                          p_value.data(),
-                                         static_cast<std::uint32_t>(p_value.size()),
+                                         static_cast<int>(p_value.size()),
                                          p_copy ? SQLITE_TRANSIENT : SQLITE_STATIC);
     ASSERT(EngineAssertHandler, result == SQLITE_OK, "Failed to bind value for statement: {}", sqlite3_errmsg(m_db));
 }
@@ -531,58 +764,69 @@ BigFile::Request::Column::Column(const Request& p_request, const std::uint32_t p
 
 BigFile::Request::Column::operator std::int32_t() const
 {
-    return sqlite3_column_int(m_statement, m_index);
+    return sqlite3_column_int(m_statement, static_cast<int>(m_index));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator std::uint32_t() const
 {
-    return sqlite3_column_int(m_statement, m_index);
+    return sqlite3_column_int(m_statement, static_cast<int>(m_index));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator std::int64_t() const
 {
-    return sqlite3_column_int64(m_statement, m_index);
+    return sqlite3_column_int64(m_statement, static_cast<int>(m_index));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator std::uint64_t() const
 {
-    return std::bit_cast<std::uint64_t>(sqlite3_column_int64(m_statement, m_index));
+    return std::bit_cast<std::uint64_t>(sqlite3_column_int64(m_statement, static_cast<int>(m_index)));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator float() const
 {
-    return static_cast<float>(sqlite3_column_double(m_statement, m_index));
+    return static_cast<float>(sqlite3_column_double(m_statement, static_cast<int>(m_index)));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator double() const
 {
-    return sqlite3_column_double(m_statement, m_index);
+    return sqlite3_column_double(m_statement, static_cast<int>(m_index));
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator eastl::string_view() const
 {
-    return eastl::string_view {reinterpret_cast<const char*>(sqlite3_column_text(m_statement, m_index)),
-                               static_cast<std::size_t>(sqlite3_column_bytes(m_statement, m_index))};
+    return eastl::string_view {
+      reinterpret_cast<const char*>(sqlite3_column_text(m_statement, static_cast<int>(m_index))),
+      static_cast<std::size_t>(sqlite3_column_bytes(m_statement, static_cast<int>(m_index)))};
 }
 
 /****************************************************************************************/
 
 BigFile::Request::Column::operator eastl::span<const std::byte>() const
 {
-    return eastl::span<const std::byte> {static_cast<const std::byte*>(sqlite3_column_blob(m_statement, m_index)),
-                                         static_cast<std::size_t>(sqlite3_column_bytes(m_statement, m_index))};
+    return eastl::span<const std::byte> {
+      static_cast<const std::byte*>(sqlite3_column_blob(m_statement, static_cast<int>(m_index))),
+      static_cast<std::size_t>(sqlite3_column_bytes(m_statement, static_cast<int>(m_index)))};
+}
+
+/****************************************************************************************/
+
+BigFile::Request::Column::operator std::span<const std::byte>() const
+{
+    return std::span<const std::byte> {
+      static_cast<const std::byte*>(sqlite3_column_blob(m_statement, static_cast<int>(m_index))),
+      static_cast<std::size_t>(sqlite3_column_bytes(m_statement, static_cast<int>(m_index)))};
 }
 
 /****************************************************************************************/

Bigfoot/Sources/Engine/BigFile/BigFileSchema.sql

@@ -1,27 +1,16 @@
 PRAGMA journal_mode=WAL;
 
 CREATE TABLE IF NOT EXISTS AssetMetadata (
-    UUID              	BLOB        NOT NULL,
-    Name            	TEXT        NOT NULL UNIQUE,
-    TypeID              INTEGER     NOT NULL,
-    TypeName            TEXT        NOT NULL,
+    UUID                BLOB        NOT NULL,
 
-    CreateTime      	INTEGER     NOT NULL DEFAULT(CAST(unixepoch('subsec') * 1000000 AS INTEGER)),
+    CreateTime          INTEGER     NOT NULL DEFAULT(CAST(unixepoch('subsec') * 1000000 AS INTEGER)),
     ModificationTime    INTEGER     NOT NULL DEFAULT(CAST(unixepoch('subsec') * 1000000 AS INTEGER)),
 
     PRIMARY KEY(UUID)
 ) WITHOUT ROWID;
 
-CREATE TRIGGER IF NOT EXISTS AssetMetadata_UpdateTime
-AFTER UPDATE OF Name, TypeID, TypeName ON AssetMetadata FOR EACH ROW
-BEGIN
-    UPDATE AssetMetadata
-    SET ModificationTime = CAST(unixepoch('subsec') * 1000000 AS INTEGER)
-    WHERE UUID = NEW.UUID;
-END;
-
 CREATE TABLE IF NOT EXISTS Asset (
-    UUID              	BLOB        NOT NULL,
+    UUID                BLOB        NOT NULL,
 
     Asset               BLOB        NOT NULL,
 
@@ -35,4 +24,15 @@ BEGIN
     UPDATE AssetMetadata
     SET ModificationTime = CAST(unixepoch('subsec') * 1000000 AS INTEGER)
     WHERE UUID = NEW.UUID;
-END;
+END;
+
+CREATE TABLE IF NOT EXISTS AssetHardReference (
+    UUID                BLOB        NOT NULL,
+    HardReference       BLOB        NOT NULL,
+
+    PRIMARY KEY(UUID, HardReference),
+    FOREIGN KEY(UUID) REFERENCES AssetMetadata(UUID)
+        ON DELETE CASCADE
+);
+
+CREATE INDEX IF NOT EXISTS AssetHardReference_ReferencedUUID ON AssetHardReference(HardReference);

Bigfoot/Sources/Engine/Include/Engine/Asset/Asset.fbs

@@ -10,7 +10,6 @@ table AssetHeader
     name:         string      (required, id: 1);
     type_id:      AssetTypeID (required, native_inline, id: 2);
     type_name:    string      (required, id: 3);
-    version:      uint = 0    (id: 4);
 }
 
 table Asset

Bigfoot/Sources/Engine/Include/Engine/Asset/Asset.hpp

@@ -6,39 +6,27 @@
  *********************************************************************/
 #ifndef BIGFOOT_ENGINE_ASSET_ASSET_HPP
 #define BIGFOOT_ENGINE_ASSET_ASSET_HPP
+#include <Engine/Asset/AssetBase.hpp>
 #include <Engine/Asset/AssetConcepts.hpp>
+#include <Engine/Asset/AssetContainer.hpp>
+#include <Engine/Asset/AssetLibrary.hpp>
 #include <Engine/Asset/Asset_generated.hpp>
 #include <Engine/EngineAssertHandler.hpp>
 
 #include <EASTL/span.h>
 #include <EASTL/vector.h>
 #include <ankerl/unordered_dense.h>
-#include <flatbuffers/reflection.h>
+#include <flatbuffers/minireflect.h>
 #include <rapidhash.h>
 
 namespace Bigfoot
 {
-class AssetBase
-{
-  public:
-    virtual ~AssetBase() = default;
-
-  protected:
-    AssetBase() = default;
-
-    AssetBase(const AssetBase& p_asset) = delete;
-    AssetBase(AssetBase&& p_asset) = default;
-
-    AssetBase& operator=(const AssetBase& p_asset) = delete;
-    AssetBase& operator=(AssetBase&& p_asset) = default;
-};
-
 template<class ASSET>
     requires AssetTraits<ASSET>
 class Asset: public AssetBase
 {
   public:
-    using FLAT_ASSET = typename ASSET::FLAT;
+    using FLAT_ASSET = ASSET::FLAT;
 
     /**
      * Constructor
@@ -58,7 +46,7 @@ class Asset: public AssetBase
      * \return The header of the asset
      */
     [[nodiscard]]
-    const ::Flat::Bigfoot::AssetHeaderT& GetHeader() const
+    const ::Flat::Bigfoot::AssetHeaderT& GetHeader() const override
     {
         return m_header;
     }
@@ -73,23 +61,13 @@ class Asset: public AssetBase
         m_header.name = p_name;
     }
 
-    /**
-     * Set the version of the asset
-     *
-     * \param p_name The version of the asset
-     */
-    void SetVersion(const std::uint32_t p_version)
-    {
-        m_header.version = p_version;
-    }
-
     /**
      * Get the asset
      *
      * \return The asset
      */
     [[nodiscard]]
-    const typename FLAT_ASSET::NativeTableType& GetAsset() const
+    const FLAT_ASSET::NativeTableType& GetAsset() const
     {
         return m_asset;
     }
@@ -100,7 +78,7 @@ class Asset: public AssetBase
      * \return The asset
      */
     [[nodiscard]]
-    typename FLAT_ASSET::NativeTableType& GetAsset()
+    FLAT_ASSET::NativeTableType& GetAsset()
     {
         return m_asset;
     }
@@ -110,20 +88,21 @@ class Asset: public AssetBase
      *
      * \param p_flatbuffer The flatbuffer to unpack
      */
-    void Unpack(const eastl::span<const std::byte> p_flatbuffer)
+    void Unpack(const eastl::span<const std::byte> p_flatbuffer) override
     {
 #ifdef BIGFOOT_NOT_OPTIMIZED
-        flatbuffers::Verifier verifier {std::bit_cast<std::uint8_t*>(p_flatbuffer.data()), p_flatbuffer.size()};
+        flatbuffers::Verifier verifier {reinterpret_cast<const std::uint8_t*>(p_flatbuffer.data()),
+                                        p_flatbuffer.size()};
         const bool assetVerified = ::Flat::Bigfoot::VerifyAssetBuffer(verifier);
         CRITICAL_ASSERT(EngineAssertHandler, assetVerified, "Given asset could not be verified!");
+#endif
 
         const ::Flat::Bigfoot::Asset* asset = flatbuffers::GetRoot<::Flat::Bigfoot::Asset>(p_flatbuffer.data());
 
+#ifdef BIGFOOT_NOT_OPTIMIZED
         flatbuffers::Verifier innerAssetVerifier {asset->inner_asset()->data(), asset->inner_asset()->size()};
         const bool innerAssetVerified = innerAssetVerifier.VerifyBuffer<FLAT_ASSET>();
         CRITICAL_ASSERT(EngineAssertHandler, innerAssetVerified, "Given asset could not be verified!");
-#else
-        const ::Flat::Bigfoot::Asset* asset = flatbuffers::GetRoot<::Flat::Bigfoot::Asset>(p_flatbuffer.data());
 #endif
 
         asset->header()->UnPackTo(&m_header);
@@ -136,7 +115,7 @@ class Asset: public AssetBase
      * \return The packed asset
      */
     [[nodiscard]]
-    eastl::vector<std::byte> Pack() const
+    eastl::vector<std::byte> Pack() const override
     {
         flatbuffers::FlatBufferBuilder innerAssetFbb;
         innerAssetFbb.Finish(FLAT_ASSET::Pack(innerAssetFbb, &m_asset));
@@ -146,8 +125,39 @@ class Asset: public AssetBase
         const auto innerAsset = assetFbb.CreateVector(innerAssetFbb.GetBufferPointer(), innerAssetFbb.GetSize());
         assetFbb.Finish(::Flat::Bigfoot::CreateAsset(assetFbb, header, innerAsset));
 
-        return eastl::vector<std::byte> {std::bit_cast<std::byte*>(assetFbb.GetBufferPointer()),
-                                         std::bit_cast<std::byte*>(assetFbb.GetBufferPointer() + assetFbb.GetSize())};
+        return eastl::vector<std::byte> {
+          reinterpret_cast<std::byte*>(assetFbb.GetBufferPointer()),
+          reinterpret_cast<std::byte*>(assetFbb.GetBufferPointer() + assetFbb.GetSize())};
+    }
+
+    /**
+     * Get the HardReferences the flatbuffer has
+     *
+     * \param p_flatbuffer The flatbuffer
+     * \return The UUIDs of the HardReferences
+     */
+    [[nodiscard]]
+    eastl::vector<UUID> GetHardReferences(const eastl::span<const std::byte> p_flatbuffer) const override
+    {
+#ifdef BIGFOOT_NOT_OPTIMIZED
+        flatbuffers::Verifier verifier {reinterpret_cast<const std::uint8_t*>(p_flatbuffer.data()),
+                                        p_flatbuffer.size()};
+        const bool assetVerified = ::Flat::Bigfoot::VerifyAssetBuffer(verifier);
+        CRITICAL_ASSERT(EngineAssertHandler, assetVerified, "Given asset could not be verified!");
+#endif
+
+        const ::Flat::Bigfoot::Asset* asset = flatbuffers::GetRoot<::Flat::Bigfoot::Asset>(p_flatbuffer.data());
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+        flatbuffers::Verifier innerAssetVerifier {asset->inner_asset()->data(), asset->inner_asset()->size()};
+        const bool innerAssetVerified = innerAssetVerifier.VerifyBuffer<FLAT_ASSET>();
+        CRITICAL_ASSERT(EngineAssertHandler, innerAssetVerified, "Given asset could not be verified!");
+#endif
+
+        HardReferenceVisitor visitor;
+
+        flatbuffers::IterateFlatBuffer(asset->inner_asset()->data(), FLAT_ASSET::MiniReflectTypeTable(), &visitor);
+        return visitor.GetUUIDs();
     }
 
     /**
@@ -178,12 +188,30 @@ class Asset: public AssetBase
     /**
      * The asset
      */
-    typename FLAT_ASSET::NativeTableType m_asset;
+    FLAT_ASSET::NativeTableType m_asset;
     /**
      * The asset header
      */
     ::Flat::Bigfoot::AssetHeaderT m_header;
 };
+
+/**
+ * Create an asset and insert it into its corresponding AssetContainer
+ *
+ * \tparam ASSET The Asset type
+ * \return The created asset, nullptr if no AssetContainer is registered for ASSET
+ */
+template<class ASSET>
+    requires AssetType<ASSET>
+[[nodiscard]]
+ASSET* CreateAsset()
+{
+    AssetContainerBase* container = g_activeAssetLibrary->GetAssetContainer(ASSET::GetTypeID());
+    CRITICAL_ASSERT(EngineAssertHandler, container != nullptr, "No AssetContainer registered for this asset type!");
+
+    ContainerHandle* handle = container->Insert();
+    return static_cast<ASSET*>(handle->GetAsset());
+}
 }   // namespace Bigfoot
 
 #endif

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetBase.hpp

@@ -0,0 +1,111 @@
+/*********************************************************************
+ * \file   AssetBase.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   April 2026
+ *********************************************************************/
+#ifndef BIGFOOT_ENGINE_ASSET_ASSETBASE_HPP
+#define BIGFOOT_ENGINE_ASSET_ASSETBASE_HPP
+#include <Engine/Asset/Asset_generated.hpp>
+
+#include <System/UUID/UUID.hpp>
+
+#include <EASTL/span.h>
+#include <EASTL/vector.h>
+#include <ankerl/unordered_dense.h>
+#include <flatbuffers/minireflect.h>
+
+namespace Bigfoot
+{
+class AssetBase
+{
+  public:
+    virtual ~AssetBase() = default;
+
+    /**
+     * Get the header of the asset
+     *
+     * \return The header of the asset
+     */
+    [[nodiscard]]
+    virtual const ::Flat::Bigfoot::AssetHeaderT& GetHeader() const = 0;
+
+    /**
+     * Get the HardReferences the flatbuffer has
+     *
+     * \param p_flatbuffer The flatbuffer
+     * \return The UUIDs of the HardReferences
+     */
+    [[nodiscard]]
+    virtual eastl::vector<UUID> GetHardReferences(const eastl::span<const std::byte> p_flatbuffer) const = 0;
+
+    /**
+     * Unpack a flatbuffer to the asset
+     *
+     * \param p_flatbuffer The flatbuffer to unpack
+     */
+    virtual void Unpack(const eastl::span<const std::byte> p_flatbuffer) = 0;
+
+    /**
+     * Pack the asset to a flatbuffer
+     *
+     * \return The packed asset
+     */
+    [[nodiscard]]
+    virtual eastl::vector<std::byte> Pack() const = 0;
+
+    AssetBase(const AssetBase& p_asset) = delete;
+    AssetBase& operator=(const AssetBase& p_asset) = delete;
+
+  protected:
+    AssetBase() = default;
+
+    AssetBase(AssetBase&& p_asset) = default;
+
+    AssetBase& operator=(AssetBase&& p_asset) = default;
+
+    class HardReferenceVisitor: public flatbuffers::IterationVisitor
+    {
+      public:
+        void Field(size_t p_fieldIndex,
+                   size_t p_setIndex,
+                   const flatbuffers::ElementaryType p_type,
+                   const bool p_isVector,
+                   const flatbuffers::TypeTable* p_typeTable,
+                   const char* p_name,
+                   const std::uint8_t* p_val) override;
+
+        void Element(size_t p_index,
+                     const flatbuffers::ElementaryType p_type,
+                     const flatbuffers::TypeTable* p_typeTable,
+                     const std::uint8_t* p_val) override;
+
+        /**
+         * Get the visited HardReference
+         *
+         * \return The visited HardReferences
+         */
+        [[nodiscard]]
+        eastl::vector<UUID> GetUUIDs() const;
+
+      private:
+        /**
+         * Visit an element in the flatbuffer
+         *
+         * \param p_type The element type
+         * \param p_typeTable The element typetable
+         * \param p_val The element
+         */
+        void Visit(const flatbuffers::ElementaryType p_type,
+                   const flatbuffers::TypeTable* p_typeTable,
+                   const std::uint8_t* p_val);
+
+        /**
+         * The HardReferences visited so far
+         */
+        ankerl::unordered_dense::set<UUID> m_uuids;
+    };
+};
+}   // namespace Bigfoot
+
+#endif

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetConcepts.hpp

@@ -10,6 +10,8 @@
 
 #include <System/UUID/UUID.hpp>
 
+#include <flatbuffers/minireflect.h>
+
 #include <concepts>
 
 namespace Bigfoot
@@ -25,6 +27,7 @@ concept AssetTraits = requires {
     typename TRAITS::FLAT;
     typename TRAITS::FLAT::NativeTableType;
     { TRAITS::FLAT::GetFullyQualifiedName() } -> std::convertible_to<const char*>;
+    { TRAITS::FLAT::MiniReflectTypeTable() } -> std::convertible_to<const flatbuffers::TypeTable*>;
 };
 
 /**

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetContainer.hpp

@@ -6,7 +6,7 @@
  *********************************************************************/
 #ifndef BIGFOOT_ENGINE_ASSET_ASSETCONTAINER_HPP
 #define BIGFOOT_ENGINE_ASSET_ASSETCONTAINER_HPP
-#include <Engine/Asset/Asset.hpp>
+#include <Engine/Asset/AssetBase.hpp>
 #include <Engine/Asset/AssetConcepts.hpp>
 #include <Engine/EngineAssertHandler.hpp>
 
@@ -18,40 +18,41 @@
 
 namespace Bigfoot
 {
+class AssetContainerBase;
+
 /**
  * An indirection that allows References to immediately get the asset, without fetching the actual container
  */
 class ContainerHandle
 {
   public:
+    /**
+     * Constructor
+     *
+     * \param p_assetContainer The originating assetcontainer
+     * \param p_uuid The UUID of tha asset
+     */
+    ContainerHandle(AssetContainerBase* p_assetContainer, const UUID p_uuid);
+
     /*
      * Get the HardRef count
      *
      * \return The HardRef count.
      */
     [[nodiscard]]
-    std::uint32_t GetHardRefCount() const
-    {
-        return m_hardRefCount;
-    }
+    std::uint32_t GetHardRefCount() const;
 
     /*
      * Increment the HardRef count
      *
      */
-    void IncrementHardRefCount()
-    {
-        ++m_hardRefCount;
-    }
+    void IncrementHardRefCount();
 
     /*
      * Decrement the HardRef count
      *
      */
-    void DecrementHardRefCount()
-    {
-        --m_hardRefCount;
-    }
+    void DecrementHardRefCount();
 
     /*
      * Get the SoftRef count
@@ -59,28 +60,19 @@ class ContainerHandle
      * \return The SoftRef count.
      */
     [[nodiscard]]
-    std::uint32_t GetSoftRefCount() const
-    {
-        return m_softRefCount;
-    }
+    std::uint32_t GetSoftRefCount() const;
 
     /*
      * Increment the SoftRef count
      *
      */
-    void IncrementSoftRefCount()
-    {
-        ++m_softRefCount;
-    }
+    void IncrementSoftRefCount();
 
     /*
      * Decrement the SoftRef count
      *
      */
-    void DecrementSoftRefCount()
-    {
-        --m_softRefCount;
-    }
+    void DecrementSoftRefCount();
 
     /*
      * Get the Asset
@@ -88,10 +80,7 @@ class ContainerHandle
      * \return The asset, can be nullptr
      */
     [[nodiscard]]
-    AssetBase* GetAsset()
-    {
-        return m_asset;
-    }
+    AssetBase* GetAsset();
 
     /*
      * Get the Asset
@@ -99,20 +88,14 @@ class ContainerHandle
      * \return The asset
      */
     [[nodiscard]]
-    const AssetBase* GetAsset() const
-    {
-        return m_asset;
-    }
+    const AssetBase* GetAsset() const;
 
     /*
      * Set the asset
      *
      * \param p_asset The asset
      */
-    void SetAsset(AssetBase* p_asset)
-    {
-        m_asset = p_asset;
-    }
+    void SetAsset(AssetBase* p_asset);
 
   private:
     /*
@@ -129,6 +112,16 @@ class ContainerHandle
      * The asset
      */
     AssetBase* m_asset = nullptr;
+
+    /**
+     * The asset container
+     */
+    AssetContainerBase* m_assetContainer = nullptr;
+
+    /**
+     * The UUID of the asset
+     */
+    UUID m_uuid = UUID::NULL_UUID;
 };
 
 /****************************************************************************************/
@@ -141,6 +134,23 @@ class AssetContainerBase
   public:
     virtual ~AssetContainerBase() = default;
 
+    /*
+     * Inserts an Asset to the AssetContainer
+     *
+     * \param p_flatbuffer The flatbuffer to unpack to the asset
+     * \return The handle of the inserted asset
+     */
+    [[nodiscard]]
+    virtual ContainerHandle* Insert(const eastl::span<const std::byte> p_flatbuffer) = 0;
+
+    /*
+     * Inserts an Asset to the AssetContainer
+     *
+     * \return The handle of the inserted asset
+     */
+    [[nodiscard]]
+    virtual ContainerHandle* Insert() = 0;
+
     /*
      * Check if an Asset is in the AssetContainer or not
      *
@@ -148,11 +158,7 @@ class AssetContainerBase
      * \return True if in AssetContainer, false otherwise
      */
     [[nodiscard]]
-    bool Has(const UUID& p_uuid) const
-    {
-        const Entry* entry = FindEntry(p_uuid);
-        return entry != nullptr && entry->m_assetSlotKey.Valid();
-    }
+    bool Has(const UUID& p_uuid) const;
 
     /*
      * Acquires a ContainerHandle for a given UUID
@@ -162,27 +168,44 @@ class AssetContainerBase
      * \return A ContainerHandle for the UUID
      */
     [[nodiscard]]
-    ContainerHandle* AcquireContainerHandle(const UUID& p_uuid)
-    {
-        return GetOrCreateEntry(p_uuid).m_handle;
-    }
+    ContainerHandle* AcquireContainerHandle(const UUID& p_uuid);
 
     /*
      * Remove an Asset from the AssetContainer
      *
      * \param p_uuid The UUID to remove
      */
-    virtual void Remove(const UUID& p_uuid)
-    {
-        if (Entry* entry = FindEntry(p_uuid); entry != nullptr)
-        {
-            m_handles.Remove(entry->m_handleSlotKey);
-            m_uuidToEntry.erase(p_uuid);
-        }
-    }
+    void Remove(const UUID& p_uuid);
 
+    /**
+     * Add an asset to be removed
+     *
+     * \param p_uuid UUID of the asset to remove
+     */
+    void QueueForRemoval(const UUID& p_uuid);
+
+    /**
+     * Remove an asset from the pending remove queue
+     *
+     * \param p_uuid UUID of the asset to cancel removal
+     */
+    void CancelRemoval(const UUID& p_uuid);
+
+    /**
+     * Process the assets that have been marked for remove
+     *
+     */
+    void ProcessPendingRemovals();
+
+    [[nodiscard]]
+    bool IsMarkedForRemove(const UUID& p_uuid);
+
+    AssetContainerBase& operator=(const AssetContainerBase& p_container) = delete;
     AssetContainerBase& operator=(AssetContainerBase&& p_container) = delete;
 
+    AssetContainerBase(const AssetContainerBase& p_container) = delete;
+    AssetContainerBase(AssetContainerBase&& p_container) = delete;
+
   protected:
     struct Entry
     {
@@ -204,7 +227,14 @@ class AssetContainerBase
 
     AssetContainerBase() = default;
 
-    AssetContainerBase(AssetContainerBase&& p_container) = delete;
+    /*
+     * Finds an entry matching the Asset
+     *
+     * \param p_uuid The UUID to find
+     * \return Pointer to an Entry, nullptr otherwise
+     */
+    [[nodiscard]]
+    Entry* FindEntry(const UUID& p_uuid);
 
     /*
      * Finds an entry matching the Asset
@@ -213,24 +243,7 @@ class AssetContainerBase
      * \return Pointer to an Entry, nullptr otherwise
      */
     [[nodiscard]]
-    Entry* FindEntry(const UUID& p_uuid)
-    {
-        const auto it = m_uuidToEntry.find(p_uuid);
-        return it != m_uuidToEntry.end() ? &it->second : nullptr;
-    }
-
-    /*
-     * Finds an entry matching the Asset
-     *
-     * \param p_uuid The UUID to find
-     * \return Pointer to an Entry, nullptr otherwise
-     */
-    [[nodiscard]]
-    const Entry* FindEntry(const UUID& p_uuid) const
-    {
-        const auto it = m_uuidToEntry.find(p_uuid);
-        return it != m_uuidToEntry.end() ? &it->second : nullptr;
-    }
+    const Entry* FindEntry(const UUID& p_uuid) const;
 
     /*
      * Finds an entry matching the Asset
@@ -240,17 +253,14 @@ class AssetContainerBase
      * \return The entry matching the Asset
      */
     [[nodiscard]]
-    Entry& GetOrCreateEntry(const UUID& p_uuid)
-    {
-        auto [it, inserted] = m_uuidToEntry.try_emplace(p_uuid);
-        if (inserted)
-        {
-            it->second.m_handleSlotKey = m_handles.Insert();
-            it->second.m_handle = m_handles.Get(it->second.m_handleSlotKey);
-        }
+    Entry& GetOrCreateEntry(const UUID& p_uuid);
 
-        return it->second;
-    }
+    /*
+     * Remove an asset
+     *
+     * \param p_key The key to the asset
+     */
+    virtual void RemoveAsset(SlotMapKey p_slotKey) = 0;
 
   private:
     /*
@@ -262,6 +272,11 @@ class AssetContainerBase
      * Every Asset added to the map
      */
     ankerl::unordered_dense::map<UUID, Entry> m_uuidToEntry;
+
+    /**
+     * Assets queued for removal
+     */
+    eastl::vector<UUID> m_pendingRemovalUuids;
 };
 
 /****************************************************************************************/
@@ -277,16 +292,42 @@ class AssetContainer: public AssetContainerBase
     /*
      * Inserts an Asset to the AssetContainer
      *
-     * \tparam ARGS Arguments to construct the asset
-     * \param p_args The arguments
-     * \return The key to the inserted asset.
+     * \param p_flatbuffer The flatbuffer to unpack to the asset
+     * \return The handle of the inserted asset
      */
-    template<class... ARGS>
     [[nodiscard]]
-    SlotMapKey Insert(ARGS&&... p_args)
+    ContainerHandle* Insert(const eastl::span<const std::byte> p_flatbuffer) override
     {
-        SlotMapKey slotKey = m_assets.Insert(std::forward<ARGS>(p_args)...);
+        return InsertInternal(&p_flatbuffer);
+    }
+
+    /*
+     * Inserts an Asset to the AssetContainer
+     *
+     * \return The handle of the inserted asset
+     */
+    [[nodiscard]]
+    ContainerHandle* Insert() override
+    {
+        return InsertInternal(nullptr);
+    }
+
+  private:
+    /*
+     * Inserts an Asset to the AssetContainer, unpacking it from a flatbuffer if given one
+     *
+     * \param p_flatbuffer The flatbuffer to unpack to the asset, nullptr to default-construct the asset
+     * \return The handle of the inserted asset
+     */
+    [[nodiscard]]
+    ContainerHandle* InsertInternal(const eastl::span<const std::byte>* p_flatbuffer)
+    {
+        SlotMapKey slotKey = m_assets.Insert();
         ASSET* asset = m_assets.Get(slotKey);
+        if (p_flatbuffer != nullptr)
+        {
+            asset->Unpack(*p_flatbuffer);
+        }
 
         Entry& entry = GetOrCreateEntry(asset->GetHeader().uuid);
         if (entry.m_assetSlotKey.Valid())
@@ -300,51 +341,19 @@ class AssetContainer: public AssetContainerBase
             entry.m_handle->SetAsset(asset);
         }
 
-        return slotKey;
+        return entry.m_handle;
     }
 
     /*
-     * Get the Asset
+     * Remove an asset
      *
      * \param p_key The key to the asset
-     * \return Pointer to the Asset
      */
-    [[nodiscard]]
-    ASSET* Get(const SlotMapKey p_key)
+    void RemoveAsset(SlotMapKey p_key) override
     {
-        return m_assets.Get(p_key);
+        m_assets.Remove(p_key);
     }
 
-    /*
-     * Get the Asset
-     *
-     * \param p_key The key to the asset
-     * \return Pointer to the Asset
-     */
-    [[nodiscard]]
-    const ASSET* Get(const SlotMapKey p_key) const
-    {
-        return m_assets.Get(p_key);
-    }
-
-    /*
-     * Remove an Asset from the AssetContainer
-     *
-     * \param p_uuid The UUID to remove
-     */
-    void Remove(const UUID& p_uuid) override
-    {
-        if (Entry* entry = FindEntry(p_uuid); entry != nullptr && entry->m_assetSlotKey.Valid())
-        {
-            entry->m_handle->SetAsset(nullptr);
-            m_assets.Remove(entry->m_assetSlotKey);
-            entry->m_assetSlotKey = SlotMapKey {};
-        }
-
-        AssetContainerBase::Remove(p_uuid);
-    }
-
-  private:
     /*
      * The assets
      */

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetHelper.hpp

@@ -19,6 +19,13 @@
         return AssetType::GetTypeID();                                                                                 \
     }                                                                                                                  \
     AssetContainer<AssetType> g_containerFor##AssetName;                                                               \
-    const bool g_insertedContainerFor##AssetName = g_assetLibrary.Insert(&g_containerFor##AssetName);                  \
+    const bool g_insertedContainerFor##AssetName = []()                                                                \
+    {                                                                                                                  \
+        const bool inserted = g_assetLibrary.Insert(&g_containerFor##AssetName);                                       \
+        CRITICAL_ASSERT(EngineAssertHandler,                                                                           \
+                        inserted,                                                                                      \
+                        "AssetTypeID collision or duplicate registration for asset type '" #AssetName "'");            \
+        return inserted;                                                                                               \
+    }();                                                                                                               \
     }
 #endif

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetLibrary.hpp

@@ -52,15 +52,7 @@ class AssetLibrary
      * \return The AssetContainer for the AssetType. Nullptr if not found
      */
     [[nodiscard]]
-    AssetContainerBase* GetAssetContainer(const AssetTypeID p_typeID)
-    {
-        if (const auto container = m_assetContainers.find(p_typeID); container != m_assetContainers.end())
-        {
-            return container->second;
-        }
-
-        return nullptr;
-    }
+    AssetContainerBase* GetAssetContainer(const AssetTypeID p_typeID);
 
     /**
      * Get the AssetContainer for a given AssetType
@@ -69,19 +61,46 @@ class AssetLibrary
      * \return The AssetContainer for the AssetType. Nullptr if not found
      */
     [[nodiscard]]
-    const AssetContainerBase* GetAssetContainer(const AssetTypeID p_typeID) const
-    {
-        if (const auto container = m_assetContainers.find(p_typeID); container != m_assetContainers.end())
-        {
-            return container->second;
-        }
+    const AssetContainerBase* GetAssetContainer(const AssetTypeID p_typeID) const;
 
-        return nullptr;
-    }
+    /**
+     * Get the AssetContainer for a given UUID
+     *
+     * \param p_uuid The asset
+     * \return The AssetContainer for the UUID. Nullptr if not found
+     */
+    [[nodiscard]]
+    const AssetContainerBase* GetAssetContainer(const UUID& p_uuid) const;
+
+    /**
+     * Get the AssetContainer for a given UUID
+     *
+     * \param p_uuid The asset
+     * \return The AssetContainer for the UUID. Nullptr if not found
+     */
+    [[nodiscard]]
+    AssetContainerBase* GetAssetContainer(const UUID& p_uuid);
+
+    /**
+     * Check if an Asset is already loaded in the library
+     *
+     * \param p_uuid The asset to check
+     * \return True if already loaded, false otherwise
+     */
+    [[nodiscard]]
+    bool IsLoaded(const UUID& p_uuid) const;
+
+    /**
+     * Loop through the AssetContainers to remove the pending assets marked for removal
+     *
+     */
+    void ProcessPendingRemovals();
 
     AssetLibrary& operator=(const AssetLibrary& p_library) = default;
     AssetLibrary& operator=(AssetLibrary&& p_library) = delete;
 
+    ~AssetLibrary() = default;
+
   private:
     // All the asset containers
     ankerl::unordered_dense::map<AssetTypeID, AssetContainerBase*> m_assetContainers;

Bigfoot/Sources/Engine/Include/Engine/Asset/AssetTypeID.hpp

@@ -15,13 +15,10 @@ using AssetTypeID = std::uint64_t;
 
 /****************************************************************************************/
 
-namespace Flat
-{
-namespace Bigfoot
+namespace Flat::Bigfoot
 {
 struct AssetTypeID;
-}
-}   // namespace Flat
+}   // namespace Flat::Bigfoot
 
 /****************************************************************************************/
 

Bigfoot/Sources/Engine/Include/Engine/Asset/Asset_generated.hpp

@@ -53,7 +53,6 @@ struct AssetHeaderT : public ::flatbuffers::NativeTable {
   eastl::string name{};
   ::Bigfoot::AssetTypeID type_id{};
   eastl::string type_name{};
-  uint32_t version = 0;
 };
 
 struct AssetHeader FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
@@ -70,8 +69,7 @@ struct AssetHeader FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
     VT_UUID = 4,
     VT_NAME = 6,
     VT_TYPE_ID = 8,
-    VT_TYPE_NAME = 10,
-    VT_VERSION = 12
+    VT_TYPE_NAME = 10
   };
   const Flat::Bigfoot::UUID *uuid() const {
     return GetStruct<const Flat::Bigfoot::UUID *>(VT_UUID);
@@ -85,9 +83,6 @@ struct AssetHeader FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
   const ::flatbuffers::String *type_name() const {
     return GetPointer<const ::flatbuffers::String *>(VT_TYPE_NAME);
   }
-  uint32_t version() const {
-    return GetField<uint32_t>(VT_VERSION, 0);
-  }
   template <bool B = false>
   bool Verify(::flatbuffers::VerifierTemplate<B> &verifier) const {
     return VerifyTableStart(verifier) &&
@@ -97,7 +92,6 @@ struct AssetHeader FLATBUFFERS_FINAL_CLASS : private ::flatbuffers::Table {
            VerifyFieldRequired<Flat::Bigfoot::AssetTypeID>(verifier, VT_TYPE_ID, 8) &&
            VerifyOffsetRequired(verifier, VT_TYPE_NAME) &&
            verifier.VerifyString(type_name()) &&
-           VerifyField<uint32_t>(verifier, VT_VERSION, 4) &&
            verifier.EndTable();
   }
   AssetHeaderT *UnPack(const ::flatbuffers::resolver_function_t *_resolver = nullptr) const;
@@ -121,9 +115,6 @@ struct AssetHeaderBuilder {
   void add_type_name(::flatbuffers::Offset<::flatbuffers::String> type_name) {
     fbb_.AddOffset(AssetHeader::VT_TYPE_NAME, type_name);
   }
-  void add_version(uint32_t version) {
-    fbb_.AddElement<uint32_t>(AssetHeader::VT_VERSION, version, 0);
-  }
   explicit AssetHeaderBuilder(::flatbuffers::FlatBufferBuilder &_fbb)
         : fbb_(_fbb) {
     start_ = fbb_.StartTable();
@@ -144,10 +135,8 @@ inline ::flatbuffers::Offset<AssetHeader> CreateAssetHeader(
     const Flat::Bigfoot::UUID *uuid = nullptr,
     ::flatbuffers::Offset<::flatbuffers::String> name = 0,
     const Flat::Bigfoot::AssetTypeID *type_id = nullptr,
-    ::flatbuffers::Offset<::flatbuffers::String> type_name = 0,
-    uint32_t version = 0) {
+    ::flatbuffers::Offset<::flatbuffers::String> type_name = 0) {
   AssetHeaderBuilder builder_(_fbb);
-  builder_.add_version(version);
   builder_.add_type_name(type_name);
   builder_.add_type_id(type_id);
   builder_.add_name(name);
@@ -262,7 +251,6 @@ inline void AssetHeader::UnPackTo(AssetHeaderT *_o, const ::flatbuffers::resolve
   { auto _e = name(); if (_e) _o->name = eastl::string(_e->c_str(), _e->size()); }
   { auto _e = type_id(); if (_e) _o->type_id = ::flatbuffers::UnPack(*_e); }
   { auto _e = type_name(); if (_e) _o->type_name = eastl::string(_e->c_str(), _e->size()); }
-  { auto _e = version(); _o->version = _e; }
 }
 
 inline ::flatbuffers::Offset<AssetHeader> CreateAssetHeader(::flatbuffers::FlatBufferBuilder &_fbb, const AssetHeaderT *_o, const ::flatbuffers::rehasher_function_t *_rehasher) {
@@ -277,14 +265,12 @@ inline ::flatbuffers::Offset<AssetHeader> AssetHeader::Pack(::flatbuffers::FlatB
   auto _name = _fbb.CreateString(_o->name);
   auto _type_id = ::flatbuffers::Pack(_o->type_id);
   auto _type_name = _fbb.CreateString(_o->type_name);
-  auto _version = _o->version;
   return Flat::Bigfoot::CreateAssetHeader(
       _fbb,
       &_uuid,
       _name,
       &_type_id,
-      _type_name,
-      _version);
+      _type_name);
 }
 
 inline AssetT::AssetT(const AssetT &o)
@@ -332,15 +318,14 @@ inline const ::flatbuffers::TypeTable *AssetHeaderTypeTable() {
     { ::flatbuffers::ET_SEQUENCE, 0, 0 },
     { ::flatbuffers::ET_STRING, 0, -1 },
     { ::flatbuffers::ET_SEQUENCE, 0, 1 },
-    { ::flatbuffers::ET_STRING, 0, -1 },
-    { ::flatbuffers::ET_UINT, 0, -1 }
+    { ::flatbuffers::ET_STRING, 0, -1 }
   };
   static const ::flatbuffers::TypeFunction type_refs[] = {
     Flat::Bigfoot::UUIDTypeTable,
     Flat::Bigfoot::AssetTypeIDTypeTable
   };
   static const ::flatbuffers::TypeTable tt = {
-    ::flatbuffers::ST_TABLE, 5, type_codes, type_refs, nullptr, nullptr, nullptr
+    ::flatbuffers::ST_TABLE, 4, type_codes, type_refs, nullptr, nullptr, nullptr
   };
   return &tt;
 }

Bigfoot/Sources/Engine/Include/Engine/Asset/Reference.hpp

@@ -94,7 +94,9 @@ class ReferenceBase
         return m_uuid == p_reference.m_uuid;
     }
 
-  protected:
+  private:
+    friend DERIVED;
+
     ReferenceBase() = default;
 
     ReferenceBase(const UUID& p_uuid):
@@ -116,7 +118,6 @@ class ReferenceBase
     {
     }
 
-  private:
     /**
      * Get the associated handle container for the asset
      * Register the reference inside the handle
@@ -152,7 +153,6 @@ class ReferenceBase
         }
     }
 
-  private:
     /**
      * The UUID
      */

Bigfoot/Sources/Engine/Include/Engine/BigFile/BigFile.hpp

@@ -9,12 +9,17 @@
 #include <Engine/DataAccessor/DataAccessor.hpp>
 
 #include <System/File/File.hpp>
+#include <System/Time/Time.hpp>
 
 #include <Utils/TaggedType.hpp>
 
+#include <EASTL/optional.h>
 #include <EASTL/span.h>
+#include <EASTL/string_view.h>
 #include <sqlite3.h>
 
+#include <span>
+
 namespace Bigfoot
 {
 #ifdef BIGFOOT_TOOLMODE
@@ -49,15 +54,22 @@ class BigFile: public DataAccessor
      */
     void RollbackTransaction();
 
-    ~BigFile();
+    /**
+     * Clear the BigFile
+     *
+     */
+    void Clear();
+
+    ~BigFile() override;
 
     /**
      * Get an Asset flatbuffer
      *
      * \param p_uuid The asset to get the flatbuffer of
-     * \return The flatbuffer, or nullopt if the asset was not found
+     * \return The flatbuffer, or an empty vector if the asset was not found
      */
-    eastl::optional<eastl::vector<std::byte>> GetAssetFlatbuffer(const UUID& p_uuid) const override;
+    [[nodiscard]]
+    eastl::vector<std::byte> GetAssetFlatbuffer(const UUID& p_uuid) const override;
 
     /**
      * Get several Asset flatbuffers
@@ -65,40 +77,75 @@ class BigFile: public DataAccessor
      * \param p_uuids The assets to get the flatbuffers of
      * \return The flatbuffers that were found
      */
+    [[nodiscard]]
     eastl::vector<eastl::vector<std::byte>> GetAssetFlatbuffers(eastl::span<const UUID> p_uuids) const override;
 
     /**
-     * Get an Asset metadata
+     * Get the HardReferences of a given asset
      *
-     * \param p_uuid The asset to get the metadata of
-     * \return The metadata, or nullopt if the asset was not found
+     * \param p_uuid The asset to get the HardReferences of
+     * \return The HardReferences of the asset
      */
-    eastl::optional<AssetMetadata> GetAssetMetadata(const UUID& p_uuid) const override;
+    [[nodiscard]]
+    eastl::vector<UUID> GetAssetHardReferences(const UUID& p_uuid) const override;
 
     /**
-     * Get several Asset metadatas
+     * Get the HardReferences of given assets
      *
-     * \param p_uuids The assets to get the metadatas of
-     * \return The metadatas that were found
+     * \param p_uuids The assets to get the HardReferences of
+     * \return The HardReferences of the assets
      */
-    eastl::vector<AssetMetadata> GetAssetMetadatas(eastl::span<const UUID> p_uuids) const override;
+    [[nodiscard]]
+    eastl::vector<eastl::vector<UUID>> GetAssetsHardReferences(eastl::span<const UUID> p_uuids) const override;
+
+    struct AssetTime
+    {
+        Time m_creationTime;
+        Time m_modificationTime;
+
+        [[nodiscard]]
+        bool operator==(const AssetTime& p_other) const = default;
+    };
+
+    /**
+     * Get the creation and modification time of an asset
+     *
+     * \param p_uuid The asset to get the time of
+     * \return The time of the asset, nullopt if the asset was not found
+     */
+    [[nodiscard]]
+    eastl::optional<AssetTime> GetAssetTime(const UUID& p_uuid) const;
+
+    /**
+     * Get the creation and modification time of several assets
+     *
+     * \param p_uuids The assets to get the time of
+     * \return The time of the assets. nullopt for assets not found
+     */
+    [[nodiscard]]
+    eastl::vector<eastl::optional<AssetTime>> GetAssetsTime(eastl::span<const UUID> p_uuids) const;
 
     /**
      * Save an asset
      *
-     * \p_metadata The metadata
-     * \p_flatbuffer The flatbuffer of the asset
+     * \param p_uuid The UUID
+     * \param p_flatbuffer The flatbuffer of the asset
+     * \param p_hardReferences The HardReferences the asset points to
      */
-    void SaveAssetFlatbuffer(const AssetMetadata& p_metadata, const eastl::span<const std::byte> p_flatbuffer) override;
+    void SaveAssetFlatbuffer(const UUID& p_uuid,
+                             const eastl::span<const std::byte> p_flatbuffer,
+                             const eastl::span<const UUID> p_hardReferences) override;
 
     /**
      * Save several assets
      *
-     * \p_metadatas The metadatas
-     * \p_flatbuffers The flatbuffers of the assets, matching p_metadatas by index
+     * \param p_uuids The UUIDs
+     * \param p_flatbuffers The flatbuffers of the assets, matching p_metadatas by index
+     * \param p_hardReferences The HardReferences the asset points to
      */
-    void SaveAssetFlatbuffers(eastl::span<const AssetMetadata> p_metadatas,
-                              eastl::span<const eastl::vector<std::byte>> p_flatbuffers) override;
+    void SaveAssetFlatbuffers(const eastl::span<const UUID> p_uuids,
+                              const eastl::span<const eastl::vector<std::byte>> p_flatbuffers,
+                              const eastl::span<const eastl::vector<UUID>> p_hardReferences) override;
 
     /**
      * Check if the Asset exists
@@ -106,6 +153,7 @@ class BigFile: public DataAccessor
      * \param p_uuid The asset to check
      * \param True if it exists, false otherwise
      */
+    [[nodiscard]]
     bool Has(const UUID& p_uuid) const override;
 
     BigFile& operator=(const BigFile& p_bigFile) = delete;
@@ -280,6 +328,13 @@ class BigFile: public DataAccessor
              */
             operator eastl::span<const std::byte>() const;
 
+            /*
+             * Get value as a blob
+             *
+             * \return The value
+             */
+            operator std::span<const std::byte>() const;
+
           private:
             /*
              * The statement
@@ -314,14 +369,14 @@ class BigFile: public DataAccessor
         /*
          * The statement
          */
-        sqlite3_stmt* m_statement;
+        sqlite3_stmt* m_statement = nullptr;
     };
 
   private:
     /**
      * The BigFile DB
      */
-    sqlite3* m_db;
+    sqlite3* m_db = nullptr;
 };
 #endif
 }   // namespace Bigfoot

Bigfoot/Sources/Engine/Include/Engine/DataAccessor/DataAccessor.hpp

@@ -11,25 +11,12 @@
 #include <System/Time/Time.hpp>
 #include <System/UUID/UUID.hpp>
 
-#include <EASTL/optional.h>
 #include <EASTL/span.h>
 #include <EASTL/string.h>
 #include <EASTL/vector.h>
 
 namespace Bigfoot
 {
-struct AssetMetadata
-{
-    UUID m_uuid = UUID::NULL_UUID;
-    eastl::string m_name {};
-
-    AssetTypeID m_typeID = 0;
-    eastl::string m_typeName {};
-
-    Time m_creationTime = 0;
-    Time m_modificationTime = 0;
-};
-
 class DataAccessor
 {
   public:
@@ -44,9 +31,10 @@ class DataAccessor
      * Get an Asset flatbuffer
      *
      * \param p_uuid The asset to get the flatbuffer of
-     * \return The flatbuffer, or nullopt if the asset was not found
+     * \return The flatbuffer, or an empty vector if the asset was not found
      */
-    virtual eastl::optional<eastl::vector<std::byte>> GetAssetFlatbuffer(const UUID& p_uuid) const = 0;
+    [[nodiscard]]
+    virtual eastl::vector<std::byte> GetAssetFlatbuffer(const UUID& p_uuid) const = 0;
 
     /**
      * Get several Asset flatbuffers
@@ -54,41 +42,48 @@ class DataAccessor
      * \param p_uuids The assets to get the flatbuffers of
      * \return The flatbuffers that were found
      */
+    [[nodiscard]]
     virtual eastl::vector<eastl::vector<std::byte>> GetAssetFlatbuffers(eastl::span<const UUID> p_uuids) const = 0;
 
     /**
-     * Get an Asset metadata
+     * Get the HardReferences of a given asset
      *
-     * \param p_uuid The asset to get the metadata of
-     * \return The metadata, or nullopt if the asset was not found
+     * \param p_uuid The asset to get the HardReferences of
+     * \return The HardReferences of the asset
      */
-    virtual eastl::optional<AssetMetadata> GetAssetMetadata(const UUID& p_uuid) const = 0;
+    [[nodiscard]]
+    virtual eastl::vector<UUID> GetAssetHardReferences(const UUID& p_uuid) const = 0;
 
     /**
-     * Get several Asset metadatas
+     * Get the HardReferences of given assets
      *
-     * \param p_uuids The assets to get the metadatas of
-     * \return The metadatas that were found
+     * \param p_uuids The assets to get the HardReferences of
+     * \return The HardReferences of the assets
      */
-    virtual eastl::vector<AssetMetadata> GetAssetMetadatas(eastl::span<const UUID> p_uuids) const = 0;
+    [[nodiscard]]
+    virtual eastl::vector<eastl::vector<UUID>> GetAssetsHardReferences(eastl::span<const UUID> p_uuids) const = 0;
 
     /**
      * Save an asset
      *
-     * \p_metadata The metadata
-     * \p_flatbuffer The flatbuffer of the asset
+     * \param p_uuid The UUID
+     * \param p_flatbuffer The flatbuffer of the asset
+     * \param p_hardReferences The HardReferences the asset points to
      */
-    virtual void SaveAssetFlatbuffer(const AssetMetadata& p_metadata,
-                                     const eastl::span<const std::byte> p_flatbuffer) = 0;
+    virtual void SaveAssetFlatbuffer(const UUID& p_uuid,
+                                     const eastl::span<const std::byte> p_flatbuffer,
+                                     const eastl::span<const UUID> p_hardReferences) = 0;
 
     /**
      * Save several assets
      *
-     * \p_metadatas The metadatas
-     * \p_flatbuffers The flatbuffers of the assets, matching p_metadatas by index
+     * \param p_uuids The UUIDs
+     * \param p_flatbuffers The flatbuffers of the assets, matching p_metadatas by index
+     * \param p_hardReferences The HardReferences the asset points to
      */
-    virtual void SaveAssetFlatbuffers(eastl::span<const AssetMetadata> p_metadatas,
-                                      eastl::span<const eastl::vector<std::byte>> p_flatbuffers) = 0;
+    virtual void SaveAssetFlatbuffers(const eastl::span<const UUID> p_uuids,
+                                      const eastl::span<const eastl::vector<std::byte>> p_flatbuffers,
+                                      const eastl::span<const eastl::vector<UUID>> p_hardReferences) = 0;
 
     /**
      * Check if the Asset exists
@@ -96,6 +91,7 @@ class DataAccessor
      * \param p_uuid The asset to check
      * \param True if it exists, false otherwise
      */
+    [[nodiscard]]
     virtual bool Has(const UUID& p_uuid) const = 0;
 
     DataAccessor& operator=(const DataAccessor& p_accessor) = default;

Bigfoot/Sources/Engine/Include/Engine/EngineAssertHandler.hpp

@@ -10,7 +10,7 @@
 
 #include <Utils/Assert/AssertHandler.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
 namespace Bigfoot
 {

Bigfoot/Sources/Engine/Include/Engine/EngineLogger_generated.hpp

@@ -15,7 +15,7 @@ namespace Bigfoot
 /*
  * Logger
  */
-inline Log::LoggerInfo ENGINE_LOGGER {"ENGINE_LOGGER", Flat::LogLevel::Trace};
+inline Log::LoggerInfo ENGINE_LOGGER { .m_name = "ENGINE_LOGGER", .m_level = Flat::LogLevel::Trace};
 }  // namespace Bigfoot
 #endif
 #endif

Bigfoot/Sources/Engine/Include/Engine/Sasquatch/Sasquatch.hpp

@@ -0,0 +1,243 @@
+/*********************************************************************
+ * \file   Sasquatch.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_ENGINE_SASQUATCH_SASQUATCH_HPP
+#define BIGFOOT_ENGINE_SASQUATCH_SASQUATCH_HPP
+#include <Engine/DataAccessor/DataAccessor.hpp>
+
+#include <System/File/File.hpp>
+#include <System/File/MemoryMappedFile.hpp>
+#include <System/UUID/UUID.hpp>
+
+#include <Utils/TargetMacros.h>
+
+#include <EASTL/span.h>
+#include <EASTL/vector.h>
+#include <ankerl/unordered_dense.h>
+
+#include <cstddef>
+#include <cstdint>
+#include <type_traits>
+
+namespace Bigfoot
+{
+struct SasquatchHeader
+{
+    static constexpr std::uint32_t MAGIC = 0x53515443;   // 'SQTC'
+    static constexpr std::uint32_t VERSION = 1;
+
+    std::uint32_t m_magic = MAGIC;
+    std::uint32_t m_version = VERSION;
+    std::uint64_t m_assetCount = 0;
+};
+
+static_assert(std::is_trivially_copyable_v<SasquatchHeader>);
+
+/****************************************************************************************/
+
+struct SasquatchEntry
+{
+    std::array<std::byte, UUID::UUID_BYTE_SIZE> m_uuid {};
+
+    std::size_t m_assetOffset = 0;
+    std::size_t m_assetSize = 0;
+
+    std::size_t m_hardReferencesOffset = 0;
+    std::size_t m_hardReferencesSize = 0;
+};
+
+static_assert(std::is_trivially_copyable_v<SasquatchEntry>);
+
+/****************************************************************************************/
+
+#if defined(BIGFOOT_TOOLMODE) || defined(BIGFOOT_BUILD_TESTS) || defined(BIGFOOT_BUILD_BENCHMARKS)
+class SasquatchWriter
+{
+  public:
+    /**
+     * Constructor
+     * Writes the header
+     *
+     * \param p_file The file to write
+     * \param p_assetCount The number of assets that will be written
+     * \param p_totalFlatbufferBytes The sum of the sizes of every flatbuffer that will be written
+     * \param p_totalHardReferencesBytes The sum of the sizes of every asset hardreferences that will be written
+     */
+    SasquatchWriter(const File& p_file,
+                    const std::uint64_t p_assetCount,
+                    const std::size_t p_totalFlatbufferBytes,
+                    const std::size_t p_totalHardReferencesBytes);
+
+    SasquatchWriter(const SasquatchWriter& p_writer) = delete;
+    SasquatchWriter(SasquatchWriter&& p_writer) = delete;
+
+    /**
+     * Destructor
+     * Writes the entries
+     *
+     */
+    ~SasquatchWriter();
+
+    /**
+     * Writes an asset to the file.
+     *
+     * \param p_uuid The UUID of the asset
+     * \param p_flatbuffer The flatbuffer of the asset
+     */
+    void WriteAsset(const UUID& p_uuid,
+                    eastl::span<const std::byte> p_flatbuffer,
+                    eastl::span<const UUID> p_hardReferences);
+
+    SasquatchWriter& operator=(const SasquatchWriter& p_writer) = delete;
+    SasquatchWriter& operator=(SasquatchWriter&& p_writer) = delete;
+
+  private:
+    static constexpr std::uint64_t PREFETCH_BYTES = 4ULL * 1024 * 1024;
+
+    /**
+     * The number of assets expected
+     */
+    std::uint64_t m_assetCount;
+
+    /**
+     * How far into m_file has already been prefetched
+     */
+    std::size_t m_prefetchedUpTo = 0;
+
+    /**
+     * Current write position in the data region
+     */
+    std::size_t m_currentDataOffset;
+
+    /**
+     * The Sasquatch file being written, mapped at its final size
+     */
+    WritableMemoryMappedFile m_file;
+
+    /**
+     * The entries
+     */
+    eastl::vector<SasquatchEntry> m_entries;
+};
+
+/****************************************************************************************/
+
+class Sasquatch: public DataAccessor
+{
+  public:
+    /**
+     * Constructor
+     *
+     * \param p_file The sasquatch file
+     */
+    Sasquatch(const File& p_file);
+
+    Sasquatch(const Sasquatch& p_sasquatch) = delete;
+    Sasquatch(Sasquatch&& p_sasquatch) = delete;
+
+    ~Sasquatch() override = default;
+
+    /**
+     * Get the header
+     *
+     * \return The header
+     */
+    [[nodiscard]]
+    const SasquatchHeader& GetHeader() const;
+
+    /**
+     * Get an Asset flatbuffer
+     *
+     * \param p_uuid The asset to get the flatbuffer of
+     * \return The flatbuffer, or an empty vector if the asset was not found
+     */
+    [[nodiscard]]
+    eastl::vector<std::byte> GetAssetFlatbuffer(const UUID& p_uuid) const override;
+
+    /**
+     * Get several Asset flatbuffers
+     *
+     * \param p_uuids The assets to get the flatbuffers of
+     * \return The flatbuffers that were found
+     */
+    [[nodiscard]]
+    eastl::vector<eastl::vector<std::byte>> GetAssetFlatbuffers(eastl::span<const UUID> p_uuids) const override;
+
+    /**
+     * Get the HardReferences of a given asset
+     *
+     * \param p_uuid The asset to get the HardReferences of
+     * \return The HardReferences of the asset
+     */
+    [[nodiscard]]
+    eastl::vector<UUID> GetAssetHardReferences(const UUID& p_uuid) const override;
+
+    /**
+     * Get the HardReferences of given assets
+     *
+     * \param p_uuids The assets to get the HardReferences of
+     * \return The HardReferences of the assets
+     */
+    [[nodiscard]]
+    eastl::vector<eastl::vector<UUID>> GetAssetsHardReferences(eastl::span<const UUID> p_uuids) const override;
+
+    /**
+     * Sasquatch is read-only: this will always fail
+     *
+     */
+    void SaveAssetFlatbuffer(const UUID& p_uuid,
+                             eastl::span<const std::byte> p_flatbuffer,
+                             eastl::span<const UUID> p_hardReferences) override;
+
+    /**
+     * Sasquatch is read-only: this will always fail
+     *
+     */
+    void SaveAssetFlatbuffers(const eastl::span<const UUID> p_uuids,
+                              eastl::span<const eastl::vector<std::byte>> p_flatbuffers,
+                              eastl::span<const eastl::vector<UUID>> p_hardReferences) override;
+
+    /**
+     * Check if the Asset exists
+     *
+     * \param p_uuid The asset to check
+     * \param True if it exists, false otherwise
+     */
+    [[nodiscard]]
+    bool Has(const UUID& p_uuid) const override;
+
+    Sasquatch& operator=(const Sasquatch& p_sasquatch) = delete;
+    Sasquatch& operator=(Sasquatch&& p_sasquatch) = delete;
+
+  private:
+    struct Entry
+    {
+        std::size_t m_assetOffset = 0;
+        std::size_t m_assetSize = 0;
+
+        std::size_t m_hardReferencesOffset = 0;
+        std::size_t m_hardReferencesSize = 0;
+    };
+
+    /**
+     * The Sasquatch file
+     */
+    MemoryMappedFile m_file;
+
+    /**
+     * The sasquatch header
+     */
+    SasquatchHeader m_header;
+
+    /**
+     * UUID to entry
+     */
+    ankerl::unordered_dense::map<UUID, Entry> m_entries;
+};
+#endif
+}   // namespace Bigfoot
+
+#endif

Bigfoot/Sources/Engine/Include/Engine/Sasquatch/SasquatchInfo_generated.hpp.in

@@ -0,0 +1,22 @@
+@AUTO_GENERATED_COMMENT@
+
+/*********************************************************************
+ * \file   SasquatchInfo.generated.hpp
+ *
+ *********************************************************************/
+#ifndef BIGFOOT_@SASQUATCH_NAME@_SASQUATCHINFO_GENERATED_HPP
+#define BIGFOOT_@SASQUATCH_NAME@_SASQUATCHINFO_GENERATED_HPP
+
+#include <EASTL/string_view.h>
+
+#if defined BIGFOOT_GAME
+
+namespace Bigfoot
+{
+/*
+ * Sasquatch location
+ */
+constexpr eastl::string_view SASQUATCH_@SASQUATCH_NAME@_LOCATION {"@SASQUATCH_LOCATION@"};
+}  // namespace Bigfoot
+#endif
+#endif

Bigfoot/Sources/Engine/Include/Engine/SerializationManager/SerializationManager.hpp

@@ -0,0 +1,54 @@
+/*********************************************************************
+ * \file   SerializationManager.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_ENGINE_SERIALIZATIONMANAGER_SERIALIZATIONMANAGER_HPP
+#define BIGFOOT_ENGINE_SERIALIZATIONMANAGER_SERIALIZATIONMANAGER_HPP
+#include <System/UUID/UUID.hpp>
+
+#include <EASTL/span.h>
+
+namespace Bigfoot::SerializationManager
+{
+/**
+ * Load an Asset, along with every HardReference it transitively points to
+ * Already loaded assets are skipped. Assets that are part of a cyclic dependency are left unloaded
+ *
+ * \param p_uuid The asset to load
+ */
+void LoadAsset(const UUID& p_uuid);
+
+/**
+ * Load several Assets, along with every HardReference they transitively point to
+ * Already loaded assets are skipped. Assets that are part of a cyclic dependency are left unloaded
+ *
+ * \param p_uuids The assets to load
+ */
+void LoadAssets(const eastl::span<const UUID> p_uuids);
+
+#ifdef BIGFOOT_TOOLMODE
+/**
+ * Save an Asset
+ * Fails without saving if a cyclic dependency is detected starting from this asset
+ *
+ * \param p_uuid The asset to save
+ * \return True if the asset was saved, false otherwise
+ */
+[[nodiscard]]
+bool SaveAsset(const UUID& p_uuid);
+
+/**
+ * Save several Assets
+ * Fails without saving any of them if a cyclic dependency is detected starting from any of them
+ *
+ * \param p_uuids The assets to save
+ * \return True if the assets were saved, false otherwise
+ */
+[[nodiscard]]
+bool SaveAssets(const eastl::span<const UUID> p_uuids);
+#endif
+}   // namespace Bigfoot::SerializationManager
+
+#endif

Bigfoot/Sources/Engine/Sasquatch/Sasquatch.cpp

@@ -0,0 +1,266 @@
+/*********************************************************************
+ * \file   Sasquatch.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/Sasquatch/Sasquatch.hpp>
+
+#include <Engine/EngineAssertHandler.hpp>
+
+#include <algorithm>
+#include <cstring>
+
+namespace Bigfoot
+{
+#if defined(BIGFOOT_TOOLMODE) || defined(BIGFOOT_BUILD_TESTS) || defined(BIGFOOT_BUILD_BENCHMARKS)
+SasquatchWriter::SasquatchWriter(const File& p_file,
+                                 const std::uint64_t p_assetCount,
+                                 const std::size_t p_totalFlatbufferBytes,
+                                 const std::size_t p_totalHardReferencesBytes):
+    m_assetCount(p_assetCount),
+    m_currentDataOffset(sizeof(SasquatchHeader) + (m_assetCount * sizeof(SasquatchEntry))),
+    m_file(p_file,
+           sizeof(SasquatchHeader) + (m_assetCount * sizeof(SasquatchEntry)) + p_totalFlatbufferBytes +
+               p_totalHardReferencesBytes)
+{
+    m_entries.reserve(m_assetCount);
+
+    SasquatchHeader header;
+    header.m_assetCount = m_assetCount;
+
+    std::memcpy(m_file.GetData().data(), &header, sizeof(SasquatchHeader));
+}
+
+/****************************************************************************************/
+
+SasquatchWriter::~SasquatchWriter()
+{
+    ASSERT(EngineAssertHandler,
+           m_entries.size() == m_assetCount,
+           "SasquatchWriter expected {} assets, only {} were added",
+           m_assetCount,
+           m_entries.size());
+
+    m_file.Prefetch(sizeof(SasquatchHeader), m_entries.size() * sizeof(SasquatchEntry));
+
+    if (!m_entries.empty())
+    {
+        std::memcpy(m_file.GetData().data() + sizeof(SasquatchHeader),
+                    m_entries.data(),
+                    m_entries.size() * sizeof(SasquatchEntry));
+    }
+}
+
+/****************************************************************************************/
+
+void SasquatchWriter::WriteAsset(const UUID& p_uuid,
+                                 eastl::span<const std::byte> p_flatbuffer,
+                                 eastl::span<const UUID> p_hardReferences)
+{
+    ASSERT(EngineAssertHandler,
+           m_entries.size() < m_assetCount,
+           "SasquatchWriter can only hold {} assets",
+           m_assetCount);
+
+    const std::size_t offset = m_currentDataOffset;
+
+    const eastl::span<std::byte> data = m_file.GetData();
+    ASSERT(EngineAssertHandler,
+           offset + p_flatbuffer.size() + (p_hardReferences.size() * UUID::UUID_BYTE_SIZE) <= data.size(),
+           "SasquatchWriter can only write {} bytes",
+           data.size());
+
+    const std::size_t writeEnd = offset + p_flatbuffer.size() + (p_hardReferences.size() * UUID::UUID_BYTE_SIZE);
+    if (writeEnd > m_prefetchedUpTo)
+    {
+        const std::size_t prefetchEnd = std::min(writeEnd + PREFETCH_BYTES, data.size());
+        m_file.Prefetch(m_prefetchedUpTo, prefetchEnd - m_prefetchedUpTo);
+        m_prefetchedUpTo = prefetchEnd;
+    }
+
+    SasquatchEntry entry;
+    std::memcpy(entry.m_uuid.data(), p_uuid.ToBytes().data(), UUID::UUID_BYTE_SIZE);
+    entry.m_assetOffset = offset;
+    entry.m_assetSize = p_flatbuffer.size();
+    entry.m_hardReferencesOffset = entry.m_assetOffset + entry.m_assetSize;
+    entry.m_hardReferencesSize = p_hardReferences.size() * UUID::UUID_BYTE_SIZE;
+
+    std::memcpy(data.data() + entry.m_assetOffset, p_flatbuffer.data(), entry.m_assetSize);
+
+    for (std::uint32_t i = 0; i < p_hardReferences.size(); ++i)
+    {
+        const std::span<const std::byte, UUID::UUID_BYTE_SIZE> rawUUID = p_hardReferences[i].ToBytes();
+        std::memcpy(data.data() + entry.m_hardReferencesOffset + (static_cast<std::size_t>(i) * UUID::UUID_BYTE_SIZE),
+                    rawUUID.data(),
+                    UUID::UUID_BYTE_SIZE);
+    }
+
+    m_currentDataOffset += entry.m_assetSize + entry.m_hardReferencesSize;
+    m_entries.push_back(entry);
+}
+
+/****************************************************************************************/
+
+Sasquatch::Sasquatch(const File& p_file):
+    m_file(p_file)
+{
+    const eastl::span<const std::byte> data = m_file.GetData();
+
+    CRITICAL_ASSERT(EngineAssertHandler,
+                    data.size() >= sizeof(SasquatchHeader),
+                    "Sasquatch file {} is smaller than its header",
+                    p_file.GetPath());
+
+    std::memcpy(&m_header, data.data(), sizeof(SasquatchHeader));
+
+    CRITICAL_ASSERT(EngineAssertHandler,
+                    m_header.m_magic == SasquatchHeader::MAGIC,
+                    "Sasquatch file {} has an invalid magic number (got {} / expected {})",
+                    p_file.GetPath(),
+                    m_header.m_magic,
+                    SasquatchHeader::MAGIC);
+    CRITICAL_ASSERT(EngineAssertHandler,
+                    m_header.m_version == SasquatchHeader::VERSION,
+                    "Sasquatch file {} has an unsupported version (got {} / expected {})",
+                    p_file.GetPath(),
+                    m_header.m_version,
+                    SasquatchHeader::VERSION);
+
+    CRITICAL_ASSERT(EngineAssertHandler,
+                    data.size() >= sizeof(SasquatchHeader) + (m_header.m_assetCount * sizeof(SasquatchEntry)),
+                    "Sasquatch file {} index is truncated (got {} / expected at least {})",
+                    p_file.GetPath(),
+                    data.size(),
+                    sizeof(SasquatchHeader) + (m_header.m_assetCount * sizeof(SasquatchEntry)));
+
+    eastl::vector<SasquatchEntry> entries(m_header.m_assetCount);
+    if (!entries.empty())
+    {
+        std::memcpy(entries.data(), data.data() + sizeof(SasquatchHeader), entries.size() * sizeof(SasquatchEntry));
+    }
+
+    m_entries.reserve(m_header.m_assetCount);
+    for (const SasquatchEntry& entry: entries)
+    {
+        CRITICAL_ASSERT(EngineAssertHandler,
+                        entry.m_assetOffset + entry.m_assetSize + entry.m_hardReferencesSize <= data.size(),
+                        "Sasquatch file {} has an out-of-bounds asset entry",
+                        p_file.GetPath());
+
+        m_entries.emplace(UUID {entry.m_uuid},
+                          Entry {.m_assetOffset = entry.m_assetOffset,
+                                 .m_assetSize = entry.m_assetSize,
+                                 .m_hardReferencesOffset = entry.m_hardReferencesOffset,
+                                 .m_hardReferencesSize = entry.m_hardReferencesSize});
+    }
+}
+
+/****************************************************************************************/
+
+const SasquatchHeader& Sasquatch::GetHeader() const
+{
+    return m_header;
+}
+
+/****************************************************************************************/
+
+eastl::vector<std::byte> Sasquatch::GetAssetFlatbuffer(const UUID& p_uuid) const
+{
+    const auto entryIt = m_entries.find(p_uuid);
+    if (entryIt == m_entries.end())
+    {
+        return {};
+    }
+
+    const eastl::span<const std::byte> data = m_file.GetData();
+    const eastl::span<const std::byte> bytes {data.data() + entryIt->second.m_assetOffset,
+                                              static_cast<std::size_t>(entryIt->second.m_assetSize)};
+    return eastl::vector<std::byte> {bytes.begin(), bytes.end()};
+}
+
+/****************************************************************************************/
+
+eastl::vector<eastl::vector<std::byte>> Sasquatch::GetAssetFlatbuffers(const eastl::span<const UUID> p_uuids) const
+{
+    eastl::vector<eastl::vector<std::byte>> flatbuffers;
+    flatbuffers.reserve(p_uuids.size());
+
+    for (const UUID& uuid: p_uuids)
+    {
+        flatbuffers.push_back(GetAssetFlatbuffer(uuid));
+    }
+
+    return flatbuffers;
+}
+
+/****************************************************************************************/
+
+eastl::vector<UUID> Sasquatch::GetAssetHardReferences(const UUID& p_uuid) const
+{
+    eastl::vector<UUID> hardReferences;
+
+    const auto entryIt = m_entries.find(p_uuid);
+    if (entryIt == m_entries.end())
+    {
+        return hardReferences;
+    }
+
+    const eastl::span<const std::byte> data = m_file.GetData();
+    const eastl::span<const std::byte> bytes {data.data() + entryIt->second.m_hardReferencesOffset,
+                                              static_cast<std::size_t>(entryIt->second.m_hardReferencesSize)};
+
+    const std::size_t hardReferenceCount = bytes.size() / UUID::UUID_BYTE_SIZE;
+    hardReferences.reserve(hardReferenceCount);
+
+    for (std::size_t i = 0; i < hardReferenceCount; ++i)
+    {
+        std::array<std::byte, UUID::UUID_BYTE_SIZE> rawUUID;
+        std::memcpy(rawUUID.data(), bytes.data() + (i * UUID::UUID_BYTE_SIZE), UUID::UUID_BYTE_SIZE);
+        hardReferences.emplace_back(rawUUID);
+    }
+
+    return hardReferences;
+}
+
+/****************************************************************************************/
+
+eastl::vector<eastl::vector<UUID>> Sasquatch::GetAssetsHardReferences(eastl::span<const UUID> p_uuids) const
+{
+    eastl::vector<eastl::vector<UUID>> hardReferences;
+    hardReferences.reserve(p_uuids.size());
+
+    for (const UUID& uuid: p_uuids)
+    {
+        hardReferences.push_back(GetAssetHardReferences(uuid));
+    }
+
+    return hardReferences;
+}
+
+/****************************************************************************************/
+
+void Sasquatch::SaveAssetFlatbuffer([[maybe_unused]] const UUID& p_uuid,
+                                    [[maybe_unused]] eastl::span<const std::byte> p_flatbuffer,
+                                    [[maybe_unused]] eastl::span<const UUID> p_hardReferences)
+{
+    ASSERT(EngineAssertHandler, false, "Sasquatch is read-only, it cannot save assets");
+}
+
+/****************************************************************************************/
+
+void Sasquatch::SaveAssetFlatbuffers([[maybe_unused]] const eastl::span<const UUID> p_uuids,
+                                     [[maybe_unused]] eastl::span<const eastl::vector<std::byte>> p_flatbuffers,
+                                     [[maybe_unused]] eastl::span<const eastl::vector<UUID>> p_hardReferences)
+{
+    ASSERT(EngineAssertHandler, false, "Sasquatch is read-only, it cannot save assets");
+}
+
+/****************************************************************************************/
+
+bool Sasquatch::Has(const UUID& p_uuid) const
+{
+    return m_entries.contains(p_uuid);
+}
+#endif
+}   // namespace Bigfoot

Bigfoot/Sources/Engine/SerializationManager/SerializationManager.cpp

@@ -0,0 +1,249 @@
+/*********************************************************************
+ * \file   SerializationManager.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/SerializationManager/SerializationManager.hpp>
+
+#include <Engine/Asset/AssetLibrary.hpp>
+#include <Engine/DataAccessor/DataAccessor.hpp>
+
+#include <Utils/Algorithm/Graph.hpp>
+
+#include <ankerl/unordered_dense.h>
+
+namespace Bigfoot::SerializationManager
+{
+/*
+ * Build the transitive HardReference graph reachable from p_roots
+ *
+ * \param p_roots The assets to start the discovery from
+ * \param p_discovered Every discovered asset that isn't already loaded, including p_roots
+ * \return Every asset's HardReferences
+ */
+[[nodiscard]]
+ankerl::unordered_dense::map<UUID, eastl::vector<UUID>> BuildDependencyGraph(
+    const eastl::span<const UUID> p_roots,
+    ankerl::unordered_dense::set<UUID>& p_discovered)
+{
+    ankerl::unordered_dense::map<UUID, eastl::vector<UUID>> graph;
+
+    eastl::vector<UUID> toQuery;
+    toQuery.reserve(p_roots.size());
+    for (const UUID& uuid: p_roots)
+    {
+        if (!g_activeAssetLibrary->IsLoaded(uuid) && p_discovered.insert(uuid).second)
+        {
+            toQuery.push_back(uuid);
+        }
+    }
+
+    while (!toQuery.empty())
+    {
+        eastl::vector<eastl::vector<UUID>> hardReferencesBatch = g_dataAccessor->GetAssetsHardReferences(toQuery);
+
+        eastl::vector<UUID> nextToQuery;
+        for (std::size_t i = 0; i < toQuery.size(); ++i)
+        {
+            eastl::vector<UUID>& hardReferences = graph[toQuery[i]];
+            hardReferences = std::move(hardReferencesBatch[i]);
+
+            for (const UUID& hardReference: hardReferences)
+            {
+                if (!g_activeAssetLibrary->IsLoaded(hardReference) && p_discovered.insert(hardReference).second)
+                {
+                    nextToQuery.push_back(hardReference);
+                }
+            }
+        }
+
+        toQuery = std::move(nextToQuery);
+    }
+
+    return graph;
+}
+
+/****************************************************************************************/
+
+void LoadAssets(const eastl::span<const UUID> p_uuids)
+{
+    ankerl::unordered_dense::set<UUID> discovered;
+    const ankerl::unordered_dense::map<UUID, eastl::vector<UUID>> graph = BuildDependencyGraph(p_uuids, discovered);
+
+    // Assets that are part of a cyclic HardReference dependency are left out of waves and simply never loaded.
+    eastl::vector<eastl::vector<UUID>> waves;
+    eastl::vector<UUID> cyclicUuids;
+    std::ignore = LayeredTopologicalSort(graph, discovered, waves, cyclicUuids);
+    BIGFOOT_LOG_ERROR_IF(!cyclicUuids.empty(),
+                         ENGINE_LOGGER,
+                         "Cyclic HardReference dependency detected while loading assets, involved UUIDs: {}",
+                         cyclicUuids);
+
+    // Waves are loaded one after another since a wave's assets may HardReference the previous wave's; within a
+    // wave, every asset is independent of the others, so this is where loading could later be parallelized.
+    for (const eastl::vector<UUID>& wave: waves)
+    {
+        const eastl::vector<eastl::vector<std::byte>> assetFlatbuffers = g_dataAccessor->GetAssetFlatbuffers(wave);
+        for (std::size_t i = 0; i < wave.size(); ++i)
+        {
+            const eastl::vector<std::byte>& flatbuffer = assetFlatbuffers[i];
+            if (flatbuffer.empty())
+            {
+                BIGFOOT_LOG_ERROR(ENGINE_LOGGER, "Asset {} could not be found while loading, skipping it", wave[i]);
+                continue;
+            }
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+            flatbuffers::Verifier verifier {reinterpret_cast<const std::uint8_t*>(flatbuffer.data()),
+                                            flatbuffer.size()};
+            const bool assetVerified = ::Flat::Bigfoot::VerifyAssetBuffer(verifier);
+            CRITICAL_ASSERT(EngineAssertHandler, assetVerified, "Given asset could not be verified!");
+#endif
+
+            const ::Flat::Bigfoot::Asset* asset = flatbuffers::GetRoot<::Flat::Bigfoot::Asset>(flatbuffer.data());
+
+            AssetContainerBase* container = g_activeAssetLibrary->GetAssetContainer(
+                flatbuffers::UnPack(*asset->header()->type_id()));
+            CRITICAL_ASSERT(EngineAssertHandler,
+                            container != nullptr,
+                            "No AssetContainer registered for asset {}",
+                            wave[i]);
+            std::ignore = container->Insert(flatbuffer);
+        }
+    }
+}
+
+/****************************************************************************************/
+
+void LoadAsset(const UUID& p_uuid)
+{
+    LoadAssets(eastl::span<const UUID> {&p_uuid, 1});
+}
+
+/****************************************************************************************/
+
+#ifdef BIGFOOT_TOOLMODE
+/*
+ * Finds the cyclic dependencies that may exist in Assets
+ *
+ * \param p_uuids The assets we want to explore
+ * \param p_hardReferences The HardReferences of p_uuids, matching by index
+ * \return Every UUID caught in a cyclic dependency
+ */
+[[nodiscard]]
+eastl::vector<UUID> FindCyclicDependencies(const eastl::span<const UUID> p_uuids,
+                                           const eastl::span<const eastl::vector<UUID>> p_hardReferences)
+{
+    ankerl::unordered_dense::map<UUID, eastl::vector<UUID>> graph;
+    ankerl::unordered_dense::set<UUID> discovered;
+
+    eastl::vector<UUID> toQuery;
+    for (std::size_t i = 0; i < p_uuids.size(); ++i)
+    {
+        discovered.insert(p_uuids[i]);
+        graph[p_uuids[i]] = p_hardReferences[i];
+    }
+    for (const eastl::vector<UUID>& hardReferences: p_hardReferences)
+    {
+        for (const UUID& hardReference: hardReferences)
+        {
+            if (discovered.insert(hardReference).second)
+            {
+                toQuery.push_back(hardReference);
+            }
+        }
+    }
+
+    while (!toQuery.empty())
+    {
+        eastl::vector<eastl::vector<UUID>> hardReferencesBatch = g_dataAccessor->GetAssetsHardReferences(toQuery);
+
+        eastl::vector<UUID> nextToQuery;
+        for (std::size_t i = 0; i < toQuery.size(); ++i)
+        {
+            eastl::vector<UUID>& hardReferences = graph[toQuery[i]];
+            hardReferences = std::move(hardReferencesBatch[i]);
+
+            for (const UUID& hardReference: hardReferences)
+            {
+                if (discovered.insert(hardReference).second)
+                {
+                    nextToQuery.push_back(hardReference);
+                }
+            }
+        }
+
+        toQuery = std::move(nextToQuery);
+    }
+
+    eastl::vector<eastl::vector<UUID>> waves;
+    eastl::vector<UUID> cyclicUuids;
+    std::ignore = LayeredTopologicalSort(graph, discovered, waves, cyclicUuids);
+    return cyclicUuids;
+}
+
+/****************************************************************************************/
+
+bool SaveAsset(const UUID& p_uuid)
+{
+    AssetContainerBase* container = g_activeAssetLibrary->GetAssetContainer(p_uuid);
+    CRITICAL_ASSERT(EngineAssertHandler, container != nullptr, "No AssetContainer registered for asset {}", p_uuid);
+    const AssetBase* asset = container->AcquireContainerHandle(p_uuid)->GetAsset();
+
+    const eastl::vector<std::byte> flatbuffer = asset->Pack();
+    const eastl::vector<UUID> hardReferences = asset->GetHardReferences(flatbuffer);
+
+    const eastl::vector<UUID> cyclicUuids = FindCyclicDependencies(
+        eastl::span<const UUID> {&p_uuid, 1},
+        eastl::span<const eastl::vector<UUID>> {&hardReferences, 1});
+    BIGFOOT_LOG_ERROR_IF(!cyclicUuids.empty(),
+                         ENGINE_LOGGER,
+                         "Cyclic HardReference dependency detected while saving asset {}, involved UUIDs: {}",
+                         p_uuid,
+                         cyclicUuids);
+    if (!cyclicUuids.empty())
+    {
+        return false;
+    }
+
+    g_dataAccessor->SaveAssetFlatbuffer(p_uuid, flatbuffer, hardReferences);
+    return true;
+}
+
+/****************************************************************************************/
+
+bool SaveAssets(const eastl::span<const UUID> p_uuids)
+{
+    eastl::vector<eastl::vector<std::byte>> flatbuffers;
+    eastl::vector<eastl::vector<UUID>> hardReferences;
+
+    flatbuffers.reserve(p_uuids.size());
+    hardReferences.reserve(p_uuids.size());
+    for (const UUID& uuid: p_uuids)
+    {
+        AssetContainerBase* container = g_activeAssetLibrary->GetAssetContainer(uuid);
+        CRITICAL_ASSERT(EngineAssertHandler, container != nullptr, "No AssetContainer registered for asset {}", uuid);
+        const AssetBase* asset = container->AcquireContainerHandle(uuid)->GetAsset();
+
+        const eastl::vector<std::byte> flatbuffer = asset->Pack();
+
+        flatbuffers.push_back(flatbuffer);
+        hardReferences.push_back(asset->GetHardReferences(flatbuffer));
+    }
+
+    const eastl::vector<UUID> cyclicUuids = FindCyclicDependencies(p_uuids, hardReferences);
+    BIGFOOT_LOG_ERROR_IF(!cyclicUuids.empty(),
+                         ENGINE_LOGGER,
+                         "Cyclic HardReference dependency detected while saving assets, involved UUIDs: {}",
+                         cyclicUuids);
+    if (!cyclicUuids.empty())
+    {
+        return false;
+    }
+
+    g_dataAccessor->SaveAssetFlatbuffers(p_uuids, flatbuffers, hardReferences);
+    return true;
+}
+#endif
+}   // namespace Bigfoot::SerializationManager

Bigfoot/Sources/System/File/File.cpp

@@ -8,7 +8,6 @@
 
 #include <System/SystemAssertHandler.hpp>
 
-#include <bit>
 #include <fstream>
 #include <string>
 
@@ -83,7 +82,7 @@ eastl::vector<std::byte> File::Read(const std::size_t p_offset, const std::size_
 
     eastl::vector<std::byte> data;
     data.resize(p_size);
-    file.read(std::bit_cast<char*>(data.data()), static_cast<std::streamsize>(data.size()));
+    file.read(reinterpret_cast<char*>(data.data()), static_cast<std::streamsize>(data.size()));
     return data;
 }
 
@@ -100,7 +99,7 @@ void File::Write(const eastl::span<const std::byte> p_data, const std::size_t p_
     CRITICAL_ASSERT(SystemAssertHandler, file.is_open(), "Failed to open file {} for writing", path);
 
     file.seekp(static_cast<std::streamoff>(p_offset), std::ios::beg);
-    file.write(std::bit_cast<const char*>(p_data.data()), static_cast<std::streamsize>(p_data.size()));
+    file.write(reinterpret_cast<const char*>(p_data.data()), static_cast<std::streamsize>(p_data.size()));
 }
 
 /****************************************************************************************/
@@ -112,8 +111,8 @@ void File::Delete() const
 
 /****************************************************************************************/
 
-File::File(const std::filesystem::path& p_path):
-    m_path(p_path),
+File::File(std::filesystem::path p_path):
+    m_path(std::move(p_path)),
     m_pathString(m_path.string().c_str())
 {
 }

Bigfoot/Sources/System/File/MemoryMappedFile.cpp

@@ -10,7 +10,7 @@
 
 #include <string>
 
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
 #include <Windows.h>
 #elif defined BIGFOOT_LINUX
 #include <fcntl.h>
@@ -26,7 +26,7 @@ MemoryMappedFile::MemoryMappedFile(const File& p_file)
     const File absoluteFile = p_file.ToAbsolute();
     const eastl::string_view path = absoluteFile.GetPath();
 
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     m_fileHandle = CreateFileA(path.data(),
                                GENERIC_READ,
                                FILE_SHARE_READ,
@@ -78,7 +78,7 @@ MemoryMappedFile::MemoryMappedFile(const File& p_file)
 
 MemoryMappedFile::~MemoryMappedFile()
 {
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     if (m_data != nullptr)
     {
         [[maybe_unused]]
@@ -133,7 +133,7 @@ WritableMemoryMappedFile::WritableMemoryMappedFile(const File& p_file, const std
     const File absoluteFile = p_file.ToAbsolute();
     const eastl::string_view path = absoluteFile.GetPath();
 
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     m_fileHandle =
         CreateFileA(path.data(), GENERIC_READ | GENERIC_WRITE, 0, nullptr, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
     CRITICAL_ASSERT(SystemAssertHandler, m_fileHandle != INVALID_HANDLE_VALUE, "Failed to create file {}", path);
@@ -169,7 +169,7 @@ WritableMemoryMappedFile::WritableMemoryMappedFile(const File& p_file, const std
 
 WritableMemoryMappedFile::~WritableMemoryMappedFile()
 {
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     if (m_data != nullptr)
     {
         [[maybe_unused]]
@@ -220,7 +220,7 @@ eastl::span<std::byte> WritableMemoryMappedFile::GetData() const
 
 void WritableMemoryMappedFile::Prefetch(const std::size_t p_offset, const std::size_t p_size) const
 {
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     WIN32_MEMORY_RANGE_ENTRY range {.VirtualAddress = m_data + p_offset, .NumberOfBytes = p_size};
     [[maybe_unused]]
     const BOOL prefetched = PrefetchVirtualMemory(GetCurrentProcess(), 1, &range, 0);

Bigfoot/Sources/System/Include/System/File/File.hpp

@@ -112,7 +112,7 @@ class File
      *
      * \param p_path The path
      */
-    File(const std::filesystem::path& p_path);
+    File(std::filesystem::path p_path);
 
     /**
      * The path

Bigfoot/Sources/System/Include/System/File/MemoryMappedFile.hpp

@@ -47,7 +47,7 @@ class MemoryMappedFile
     MemoryMappedFile& operator=(MemoryMappedFile&& p_file) = delete;
 
   private:
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     /**
      * Handle to the file
      */
@@ -118,7 +118,7 @@ class WritableMemoryMappedFile
     WritableMemoryMappedFile& operator=(WritableMemoryMappedFile&& p_file) = delete;
 
   private:
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
     /**
      * Handle to the file
      */

Bigfoot/Sources/System/Include/System/SystemAssertHandler.hpp

@@ -10,7 +10,7 @@
 
 #include <Utils/Assert/AssertHandler.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
 namespace Bigfoot
 {

Bigfoot/Sources/System/Include/System/SystemLogger_generated.hpp

@@ -15,7 +15,7 @@ namespace Bigfoot
 /*
  * Logger
  */
-inline Log::LoggerInfo SYSTEM_LOGGER {"SYSTEM_LOGGER", Flat::LogLevel::Trace};
+inline Log::LoggerInfo SYSTEM_LOGGER { .m_name = "SYSTEM_LOGGER", .m_level = Flat::LogLevel::Trace};
 }  // namespace Bigfoot
 #endif
 #endif

Bigfoot/Sources/System/Include/System/Time/Time.hpp

@@ -65,13 +65,10 @@ class Time
 
 /****************************************************************************************/
 
-namespace Flat
-{
-namespace Bigfoot
+namespace Flat::Bigfoot
 {
 struct Time;
-}
-}   // namespace Flat
+}   // namespace Flat::Bigfoot
 
 /****************************************************************************************/
 

Bigfoot/Sources/System/Include/System/UUID/UUID.hpp

@@ -6,6 +6,7 @@
  *********************************************************************/
 #ifndef BIGFOOT_SYSTEM_UUID_UUID_HPP
 #define BIGFOOT_SYSTEM_UUID_UUID_HPP
+#include <EASTL/string.h>
 #include <ankerl/unordered_dense.h>
 #include <fmt/format.h>
 #include <uuid.h>
@@ -52,7 +53,7 @@ class UUID
      * \return A string representing the UUID
      */
     [[nodiscard]]
-    std::string ToString() const;
+    eastl::string ToString() const;
 
     operator bool() const;
 
@@ -120,33 +121,33 @@ struct std::hash<Bigfoot::UUID>
 template<>
 struct fmt::formatter<Bigfoot::UUID>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const Bigfoot::UUID& p_uuid, format_context& ctx) const
+    static auto format(const Bigfoot::UUID& p_uuid, format_context& ctx)
     {
-        return fmt::format_to(ctx.out(), "{}", p_uuid.ToString());
+        return fmt::format_to(ctx.out(), "{}", p_uuid.ToString().c_str());
     }
 };
 
 /****************************************************************************************/
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 #include <quill/DeferredFormatCodec.h>
 
 template<>
 struct fmtquill::formatter<Bigfoot::UUID>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const Bigfoot::UUID& p_uuid, format_context& ctx) const
+    static auto format(const Bigfoot::UUID& p_uuid, format_context& ctx)
     {
-        return fmtquill::format_to(ctx.out(), "{}", p_uuid.ToString());
+        return fmtquill::format_to(ctx.out(), "{}", p_uuid.ToString().c_str());
     }
 };
 
@@ -158,13 +159,10 @@ struct quill::Codec<Bigfoot::UUID>: quill::DeferredFormatCodec<Bigfoot::UUID>
 
 /****************************************************************************************/
 
-namespace Flat
-{
-namespace Bigfoot
+namespace Flat::Bigfoot
 {
 struct UUID;
-}
-}   // namespace Flat
+}   // namespace Flat::Bigfoot
 
 /****************************************************************************************/
 

Bigfoot/Sources/System/Time/Time.cpp

@@ -57,7 +57,8 @@ Time::Time(const std::uint64_t p_epoch):
 
 std::uint32_t Time::GetYear() const
 {
-    return m_timeInfo.tm_year + 1900;
+    constexpr std::uint32_t TM_YEAR_EPOCH = 1900;
+    return m_timeInfo.tm_year + TM_YEAR_EPOCH;
 }
 
 /****************************************************************************************/

Bigfoot/Sources/System/UUID/UUID.cpp

@@ -35,7 +35,7 @@ UUID::UUID(const std::string_view p_string):
 UUID::UUID(const std::span<const std::byte, UUID_BYTE_SIZE> p_raw)
 {
     const std::span<std::uint8_t, UUID_BYTE_SIZE> raw {
-      const_cast<std::uint8_t*>(std::bit_cast<const std::uint8_t*>(p_raw.data())),
+      const_cast<std::uint8_t*>(reinterpret_cast<const std::uint8_t*>(p_raw.data())),
       UUID_BYTE_SIZE};
 
     m_uuid = uuids::uuid {raw};
@@ -50,9 +50,10 @@ std::span<const std::byte, UUID::UUID_BYTE_SIZE> UUID::ToBytes() const
 
 /****************************************************************************************/
 
-std::string UUID::ToString() const
+eastl::string UUID::ToString() const
 {
-    return uuids::to_string(m_uuid);
+    const std::string uuid = uuids::to_string(m_uuid);
+    return eastl::string {uuid.data(), uuid.size()};
 }
 
 /****************************************************************************************/

Bigfoot/Sources/Tools/CMakeLists.txt

@@ -0,0 +1,2 @@
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/SasquatchBaker)
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Executables/SasquatchBaker)

Bigfoot/Sources/Tools/Executables/SasquatchBaker/CMakeLists.txt

@@ -0,0 +1,33 @@
+project(SasquatchBakerCLI)
+
+add_executable(${PROJECT_NAME})
+
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_20)
+
+target_link_libraries(${PROJECT_NAME}
+    PRIVATE
+        BigfootCompileAndLinkFlags
+        bfg::lyra
+        $<LINK_LIBRARY:WHOLE_ARCHIVE,SasquatchBaker>)
+
+file(GLOB_RECURSE _SOURCES
+        CONFIGURE_DEPENDS
+        ${CMAKE_CURRENT_SOURCE_DIR}/*.cpp
+)
+
+file(GLOB_RECURSE _HEADERS
+        CONFIGURE_DEPENDS
+        ${CMAKE_CURRENT_SOURCE_DIR}/*.h
+        ${CMAKE_CURRENT_SOURCE_DIR}/*.hpp
+)
+
+target_sources(${PROJECT_NAME}
+    PRIVATE
+        ${_SOURCES}
+        ${_HEADERS}
+)
+
+source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} PREFIX Src FILES ${_SOURCES} ${_HEADERS})
+
+set_target_properties(${PROJECT_NAME} PROPERTIES FOLDER Bigfoot/Tools/Executables)
+set_target_properties(${PROJECT_NAME} PROPERTIES OUTPUT_NAME SasquatchBaker)

Bigfoot/Sources/Tools/Executables/SasquatchBaker/main.cpp

@@ -0,0 +1,50 @@
+/*********************************************************************
+ * \file   main.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <System/File/File.hpp>
+
+#include <Utils/Log/LogMacros.hpp>
+#include <Utils/TargetMacros.h>
+
+#include <SasquatchBaker/SasquatchBaker.hpp>
+
+#include <EASTL/string_view.h>
+#include <lyra/lyra.hpp>
+
+#include <iostream>
+#include <string>
+
+int main(int argc, char** argv)
+{
+    BIGFOOT_NOT_OPTIMIZED_ONLY(::Bigfoot::Singleton<::Bigfoot::Log>::Lifetime logLifetime);
+
+    bool showHelp = false;
+    std::string bigFilePath;
+    std::string outputPath;
+
+    const auto& cli = lyra::help(showHelp) |
+                      lyra::opt(bigFilePath, "bigfile")["-b"]["--bigfile"]("The BigFile to bake (must exist)")
+                          .required() |
+                      lyra::opt(outputPath, "output")["-o"]["--output"]("The Sasquatch file to write").required();
+
+    const lyra::parse_result result = cli.parse({argc, argv});
+    if (!result)
+    {
+        std::cerr << result.message() << "\n\n" << cli << '\n';
+        return 1;
+    }
+
+    if (showHelp)
+    {
+        std::cout << cli << '\n';
+        return 0;
+    }
+
+    const Bigfoot::BigFile bigFile {Bigfoot::File {eastl::string_view {bigFilePath.c_str()}}};
+    Bigfoot::Bake(bigFile, Bigfoot::File {eastl::string_view {outputPath.c_str()}});
+
+    return 0;
+}

Bigfoot/Sources/Tools/SasquatchBaker/CMakeLists.txt

@@ -0,0 +1,18 @@
+get_filename_component(PackageName ${CMAKE_CURRENT_SOURCE_DIR} NAME)
+project(${PackageName})
+
+set(PublicDependencies)
+set(PrivateDependencies)
+set(BigfootPublicDependencies
+        Engine)
+set(BigfootPrivateDependencies
+        Utils)
+
+bigfoot_create_package_lib(
+    "${PublicDependencies}"
+    "${PrivateDependencies}"
+    "${BigfootPublicDependencies}"
+    "${BigfootPrivateDependencies}"
+    "Tools")
+
+bigfoot_create_logger()

Bigfoot/Sources/Tools/SasquatchBaker/Include/SasquatchBaker/SasquatchBaker.hpp

@@ -0,0 +1,24 @@
+/*********************************************************************
+ * \file   SasquatchBaker.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_TOOLS_SASQUATCHBAKER_SASQUATCHBAKER_HPP
+#define BIGFOOT_TOOLS_SASQUATCHBAKER_SASQUATCHBAKER_HPP
+#include <Engine/BigFile/BigFile.hpp>
+
+#include <System/File/File.hpp>
+
+namespace Bigfoot
+{
+/**
+ * Bake every Asset of a BigFile into a Sasquatch file
+ *
+ * \param p_bigFile The BigFile to bake
+ * \param p_outputFile The file to write to
+ */
+void Bake(const BigFile& p_bigFile, const File& p_outputFile);
+}   // namespace Bigfoot
+
+#endif

Bigfoot/Sources/Tools/SasquatchBaker/Include/SasquatchBaker/SasquatchBakerAssertHandler.hpp

@@ -0,0 +1,20 @@
+/*********************************************************************
+ * \file   SasquatchBakerAssertHandler.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_TOOLS_SASQUATCHBAKER_SASQUATCHBAKERASSERTHANDLER_HPP
+#define BIGFOOT_TOOLS_SASQUATCHBAKER_SASQUATCHBAKERASSERTHANDLER_HPP
+#include <Utils/Assert/AssertHandler.hpp>
+
+#include <SasquatchBaker/SasquatchBakerLogger_generated.hpp>
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+
+namespace Bigfoot
+{
+using SasquatchBakerAssertHandler = AssertHandler<SASQUATCHBAKER_LOGGER>;
+}   // namespace Bigfoot
+#endif
+#endif

Bigfoot/Sources/Tools/SasquatchBaker/Include/SasquatchBaker/SasquatchBakerLogger_generated.hpp

@@ -0,0 +1,21 @@
+// AUTO-GENERATED DO NOT TOUCH
+
+/*********************************************************************
+ * \file   SasquatchBakerLogger.generated.hpp
+ *
+ *********************************************************************/
+#ifndef BIGFOOT_SASQUATCHBAKERLOGGER_GENERATED_HPP
+#define BIGFOOT_SASQUATCHBAKERLOGGER_GENERATED_HPP
+#include <Utils/Log/LogMacros.hpp>
+
+#if defined BIGFOOT_NOT_OPTIMIZED
+
+namespace Bigfoot
+{
+/*
+ * Logger
+ */
+inline Log::LoggerInfo SASQUATCHBAKER_LOGGER { .m_name = "SASQUATCHBAKER_LOGGER", .m_level = Flat::LogLevel::Trace};
+}  // namespace Bigfoot
+#endif
+#endif

Bigfoot/Sources/Tools/SasquatchBaker/SasquatchBaker.cpp

@@ -0,0 +1,65 @@
+/*********************************************************************
+ * \file   SasquatchBaker.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <SasquatchBaker/SasquatchBaker.hpp>
+
+#include <Engine/Sasquatch/Sasquatch.hpp>
+
+#include <SasquatchBaker/SasquatchBakerAssertHandler.hpp>
+
+namespace Bigfoot
+{
+void Bake(const BigFile& p_bigFile, const File& p_outputFile)
+{
+    std::uint64_t assetCount = 0;
+    {
+        BigFile::Request countRequest {p_bigFile, "SELECT COUNT(*) FROM Asset;"};
+        [[maybe_unused]]
+        const bool hasCount = countRequest.Step();
+        ASSERT(SasquatchBakerAssertHandler, hasCount, "Failed to count the assets of the BigFile");
+        assetCount = countRequest.Get(0);
+    }
+
+    std::uint64_t totalFlatbufferBytes = 0;
+    {
+        BigFile::Request sizeRequest {p_bigFile, "SELECT COALESCE(SUM(LENGTH(Asset)), 0) FROM Asset;"};
+        [[maybe_unused]]
+        const bool hasSize = sizeRequest.Step();
+        ASSERT(SasquatchBakerAssertHandler, hasSize, "Failed to sum the asset sizes of the BigFile");
+        totalFlatbufferBytes = sizeRequest.Get(0);
+    }
+
+    std::uint64_t totalHardReferencesBytes = 0;
+    {
+        BigFile::Request sizeRequest {p_bigFile,
+                                      "SELECT COALESCE(SUM(LENGTH(HardReference)), 0) FROM AssetHardReference;"};
+        [[maybe_unused]]
+        const bool hasSize = sizeRequest.Step();
+        ASSERT(SasquatchBakerAssertHandler, hasSize, "Failed to sum the hardreferences sizes of the BigFile");
+        totalHardReferencesBytes = sizeRequest.Get(0);
+    }
+
+    SasquatchWriter writer {p_outputFile, assetCount, totalFlatbufferBytes, totalHardReferencesBytes};
+
+    BigFile::Request request {p_bigFile, "SELECT UUID FROM Asset;"};
+    while (request.Step())
+    {
+        const std::span<const std::byte> rawUUID = request.Get(0);
+
+        ASSERT(SasquatchBakerAssertHandler,
+               rawUUID.size() == UUID::UUID_BYTE_SIZE,
+               "Unexpected UUID blob size in BigFile (got {} / expected {})",
+               rawUUID.size(),
+               UUID::UUID_BYTE_SIZE);
+
+        const UUID uuid {std::span<const std::byte, UUID::UUID_BYTE_SIZE> {rawUUID.data(), UUID::UUID_BYTE_SIZE}};
+        const eastl::vector<std::byte> flatbuffer = p_bigFile.GetAssetFlatbuffer(uuid);
+        const eastl::vector<UUID> hardReferences = p_bigFile.GetAssetHardReferences(uuid);
+
+        writer.WriteAsset(uuid, flatbuffer, hardReferences);
+    }
+}
+}   // namespace Bigfoot

Bigfoot/Sources/Utils/Include/Utils/Algorithm/Graph.hpp

@@ -0,0 +1,154 @@
+/*********************************************************************
+ * \file   Graph.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#ifndef BIGFOOT_UTILS_ALGORITHM_GRAPH_HPP
+#define BIGFOOT_UTILS_ALGORITHM_GRAPH_HPP
+#include <Utils/UtilsAssertHandler.hpp>
+
+#include <EASTL/vector.h>
+#include <ankerl/unordered_dense.h>
+
+#include <cstdint>
+#include <limits>
+
+namespace Bigfoot
+{
+/*
+ * Kahn's algorithm
+ *
+ * \param p_graph Every discovered node's outgoing edges (eg: its dependencies)
+ * \param p_nodes The set of nodes to sort
+ * \param p_waves The sorted nodes
+ * \param p_cyclicNodes Nodes that could not be sorted (ie:  part of a cycle)
+ * \return True if a cycle was found
+ */
+template<class NODE_TYPE>
+[[nodiscard]]
+bool LayeredTopologicalSort(const ankerl::unordered_dense::map<NODE_TYPE, eastl::vector<NODE_TYPE>>& p_graph,
+                            const ankerl::unordered_dense::set<NODE_TYPE>& p_nodes,
+                            eastl::vector<eastl::vector<NODE_TYPE>>& p_waves,
+                            eastl::vector<NODE_TYPE>& p_cyclicNodes)
+{
+    ASSERT(UtilsAssertHandler, p_waves.empty(), "p_waves must be empty");
+    ASSERT(UtilsAssertHandler, p_cyclicNodes.empty(), "p_cyclicNodes must be empty");
+    ASSERT(UtilsAssertHandler,
+           p_nodes.size() <= std::numeric_limits<std::uint32_t>::max(),
+           "Can't sort more than {} nodes",
+           std::numeric_limits<std::uint32_t>::max());
+
+    const auto nodeCount = static_cast<std::uint32_t>(p_nodes.size());
+
+    ankerl::unordered_dense::map<NODE_TYPE, std::uint32_t> nodeToIndex;
+    nodeToIndex.reserve(nodeCount);
+    eastl::vector<NODE_TYPE> indexToNode;
+    indexToNode.reserve(nodeCount);
+    for (const NODE_TYPE& node: p_nodes)
+    {
+        nodeToIndex.emplace(node, static_cast<std::uint32_t>(indexToNode.size()));
+        indexToNode.push_back(node);
+    }
+
+    // Step 1: Compute in-degree for each node
+    eastl::vector<std::uint32_t> inDegree(nodeCount, 0);
+
+    // Reverse adjacency (which nodes depend on each node) stored as CSR: adjacencyOffsets[i]..adjacencyOffsets[i + 1]
+    // is node i's slice of adjacency. Built in two passes (count listeners per node, then fill) so the whole
+    // structure is a couple of flat allocations instead of one per node.
+    eastl::vector<std::uint32_t> adjacencyOffsets(nodeCount + 1, 0);
+
+    // Initialize queue with nodes having in-degree 0
+    eastl::vector<std::uint32_t> queue;
+    queue.reserve(nodeCount);
+    for (std::uint32_t index = 0; index < nodeCount; ++index)
+    {
+        std::uint32_t degree = 0;
+        for (const NODE_TYPE& edge: p_graph.at(indexToNode[index]))
+        {
+            const auto nodeIt = nodeToIndex.find(edge);
+            if (nodeIt != nodeToIndex.end())
+            {
+                ++degree;
+                ++adjacencyOffsets[nodeIt->second + 1];
+            }
+        }
+
+        inDegree[index] = degree;
+        if (degree == 0)
+        {
+            queue.push_back(index);
+        }
+    }
+
+    for (std::uint32_t index = 0; index < nodeCount; ++index)
+    {
+        adjacencyOffsets[index + 1] += adjacencyOffsets[index];
+    }
+
+    eastl::vector<std::uint32_t> adjacency(adjacencyOffsets.back());
+    eastl::vector<std::uint32_t> cursor(adjacencyOffsets.begin(), adjacencyOffsets.end() - 1);
+    for (std::uint32_t index = 0; index < nodeCount; ++index)
+    {
+        for (const NODE_TYPE& edge: p_graph.at(indexToNode[index]))
+        {
+            const auto nodeIt = nodeToIndex.find(edge);
+            if (nodeIt != nodeToIndex.end())
+            {
+                adjacency[cursor[nodeIt->second]++] = index;
+            }
+        }
+    }
+
+    // Step 2: Process nodes
+    std::size_t resolvedCount = 0;
+    eastl::vector<std::uint32_t> nextQueue;
+    nextQueue.reserve(nodeCount);
+    while (!queue.empty())
+    {
+        resolvedCount += queue.size();
+
+        // Reduce in-degree for neighbors
+        nextQueue.clear();
+        for (const std::uint32_t index: queue)
+        {
+            for (std::uint32_t i = adjacencyOffsets[index]; i < adjacencyOffsets[index + 1]; ++i)
+            {
+                const std::uint32_t next = adjacency[i];
+                if (--inDegree[next] == 0)
+                {
+                    nextQueue.push_back(next);
+                }
+            }
+        }
+
+        eastl::vector<NODE_TYPE> waveNodes;
+        waveNodes.reserve(queue.size());
+        for (const std::uint32_t index: queue)
+        {
+            waveNodes.push_back(indexToNode[index]);
+        }
+        p_waves.push_back(std::move(waveNodes));
+
+        queue.swap(nextQueue);
+    }
+
+    // Step 3 & 4: Check for valid topological order
+    if (resolvedCount != nodeCount)
+    {
+        p_cyclicNodes.reserve(nodeCount - resolvedCount);
+        for (std::uint32_t index = 0; index < nodeCount; ++index)
+        {
+            if (inDegree[index] != 0)
+            {
+                p_cyclicNodes.push_back(indexToNode[index]);
+            }
+        }
+    }
+
+    return resolvedCount != nodeCount;
+}
+}   // namespace Bigfoot
+
+#endif

Bigfoot/Sources/Utils/Include/Utils/Assert/Assert.hpp

@@ -7,26 +7,23 @@
 #ifndef BIGFOOT_UTILS_ASSERT_HPP
 #define BIGFOOT_UTILS_ASSERT_HPP
 #include <Utils/Log/LogMacros.hpp>
+#include <Utils/TargetMacros.h>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
+#include <Utils/Format.hpp>
+
+#include <EASTL/fixed_function.h>
+#include <EASTL/string.h>
+
+#include <cstdlib>
 #include <source_location>
-#include <string>
 
-#if defined BIGFOOT_LINUX
+#ifdef BIGFOOT_LINUX
 #include <csignal>
 #endif
 
-#define BIGFOOT_FLUSH_LOG                                                                                              \
-    do                                                                                                                 \
-    {                                                                                                                  \
-        if (Bigfoot::Singleton<Bigfoot::Log>::HasInstance())                                                           \
-        {                                                                                                              \
-            Bigfoot::Singleton<Bigfoot::Log>::GetInstance().Flush();                                                   \
-        }                                                                                                              \
-    } while (false)
-
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
 #define BREAK                                                                                                          \
     do                                                                                                                 \
     {                                                                                                                  \
@@ -42,39 +39,68 @@
     } while (false)
 #endif
 
+namespace Bigfoot
+{
+/**
+ * Assert then break
+ *
+ * \param p_condition The condition to check
+ * \param p_message A function that will return the formatting string describing the issue
+ * \param p_location The location the assert originates from
+ */
+template<typename HANDLER>
+BIGFOOT_ALWAYS_INLINE void AssertCheck(const bool p_condition,
+                                       const eastl::fixed_function<32, eastl::string()>& p_messageFn,
+                                       const std::source_location p_location = std::source_location::current())
+{
+    if (!p_condition) [[unlikely]]
+    {
+        HANDLER::Handle(p_location, p_messageFn());
+        BREAK;
+    }
+}
+
+/**
+ * Assert then break then kill
+ *
+ * \param p_condition The condition to check
+ * \param p_message A function that will return the formatting string describing the issue
+ * \param p_location The location the assert originates from
+ */
+template<typename HANDLER>
+BIGFOOT_ALWAYS_INLINE void CriticalAssertCheck(const bool p_condition,
+                                               const eastl::fixed_function<32, eastl::string()>& p_messageFn,
+                                               const std::source_location p_location = std::source_location::current())
+{
+    if (!p_condition) [[unlikely]]
+    {
+        HANDLER::Handle(p_location, p_messageFn());
+        BREAK;
+        std::abort();
+    }
+}
+}   // namespace Bigfoot
+
 #define ASSERT(HANDLER, p_assert, p_message, ...)                                                                      \
-    do                                                                                                                 \
-    {                                                                                                                  \
-        constexpr std::source_location location = std::source_location::current();                                     \
-        if (!(p_assert)) [[unlikely]]                                                                                  \
-        {                                                                                                              \
-            HANDLER::Handle(location, p_message __VA_OPT__(, ) __VA_ARGS__);                                           \
-            BREAK;                                                                                                     \
-        }                                                                                                              \
-    } while (false)
+    ::Bigfoot::AssertCheck<HANDLER>((p_assert),                                                                        \
+                                    [&]                                                                                \
+                                    {                                                                                  \
+                                        return ::Bigfoot::Format(p_message __VA_OPT__(, ) __VA_ARGS__);                \
+                                    })
 
 #define SOFT_ASSERT(HANDLER, p_assert, p_message, ...)                                                                 \
-    do                                                                                                                 \
-    {                                                                                                                  \
-        constexpr std::source_location location = std::source_location::current();                                     \
-        if (!(p_assert)) [[unlikely]]                                                                                  \
-        {                                                                                                              \
-            HANDLER::Handle(location, p_message __VA_OPT__(, ) __VA_ARGS__);                                           \
-            BREAK;                                                                                                     \
-        }                                                                                                              \
-    } while (false)
+    ::Bigfoot::AssertCheck<HANDLER>((p_assert),                                                                        \
+                                    [&]                                                                                \
+                                    {                                                                                  \
+                                        return ::Bigfoot::Format(p_message __VA_OPT__(, ) __VA_ARGS__);                \
+                                    })
 
 #define CRITICAL_ASSERT(HANDLER, p_assert, p_message, ...)                                                             \
-    do                                                                                                                 \
-    {                                                                                                                  \
-        constexpr std::source_location location = std::source_location::current();                                     \
-        if (!(p_assert)) [[unlikely]]                                                                                  \
-        {                                                                                                              \
-            HANDLER::Handle(location, p_message __VA_OPT__(, ) __VA_ARGS__);                                           \
-            BREAK;                                                                                                     \
-            std::abort();                                                                                              \
-        }                                                                                                              \
-    } while (false)
+    ::Bigfoot::CriticalAssertCheck<HANDLER>((p_assert),                                                                \
+                                            [&]                                                                        \
+                                            {                                                                          \
+                                                return ::Bigfoot::Format(p_message __VA_OPT__(, ) __VA_ARGS__);        \
+                                            })
 
 #else
 #define ASSERT(HANDLER, p_assert, p_message, ...)

Bigfoot/Sources/Utils/Include/Utils/Assert/AssertHandler.hpp

@@ -9,9 +9,9 @@
 #include <Utils/Assert/Assert.hpp>
 #include <Utils/Log/Log.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
-#include <fmt/format.h>
+#include <EASTL/string.h>
 
 #include <source_location>
 
@@ -32,15 +32,13 @@ class AssertHandler
      * Handle an assertion.
      *
      * \param p_location Location of the assertion.
-     * \param p_format Format string for the assertion message.
-     * \param p_args Arguments for the format string.
+     * \param p_message Message describing the assertion failure.
      */
-    template<typename... ARGS>
-    static void Handle(const std::source_location& p_location, fmt::format_string<ARGS...> p_format, ARGS&&... p_args)
+    static void Handle(const std::source_location& p_location, const eastl::string& p_message)
     {
         BIGFOOT_LOG_FATAL(LOGGER,
                           "Assert: {} (File:{}, Line:{}, Function:{}\n",
-                          fmt::format(p_format, std::forward<ARGS>(p_args)...),
+                          p_message,
                           p_location.file_name(),
                           p_location.line(),
                           p_location.function_name());

Bigfoot/Sources/Utils/Include/Utils/Caster.hpp

@@ -6,37 +6,33 @@
  *********************************************************************/
 #ifndef BIGFOOT_UTILS_CASTER_HPP
 #define BIGFOOT_UTILS_CASTER_HPP
-#include <EASTL/type_traits.h>
+#include <type_traits>
 
 namespace Bigfoot
 {
-template<class TO,
-         class FROM,
-         eastl::enable_if_t<eastl::is_base_of_v<FROM, TO> || eastl::is_base_of_v<TO, FROM>, bool> = true>
+template<class TO, class FROM>
+    requires(std::is_base_of_v<FROM, TO> || std::is_base_of_v<TO, FROM>)
 constexpr TO* Cast(FROM* p_object)
 {
     return static_cast<TO*>(p_object);
 }
 
-template<class TO,
-         class FROM,
-         eastl::enable_if_t<eastl::is_base_of_v<FROM, TO> || eastl::is_base_of_v<TO, FROM>, bool> = true>
+template<class TO, class FROM>
+    requires(std::is_base_of_v<FROM, TO> || std::is_base_of_v<TO, FROM>)
 constexpr const TO* Cast(const FROM* p_object)
 {
     return static_cast<const TO*>(p_object);
 }
 
-template<class TO,
-         class FROM,
-         eastl::enable_if_t<eastl::is_base_of_v<FROM, TO> || eastl::is_base_of_v<TO, FROM>, bool> = true>
+template<class TO, class FROM>
+    requires(std::is_base_of_v<FROM, TO> || std::is_base_of_v<TO, FROM>)
 constexpr TO& Cast(FROM& p_object)
 {
     return static_cast<TO&>(p_object);
 }
 
-template<class TO,
-         class FROM,
-         eastl::enable_if_t<eastl::is_base_of_v<FROM, TO> || eastl::is_base_of_v<TO, FROM>, bool> = true>
+template<class TO, class FROM>
+    requires(std::is_base_of_v<FROM, TO> || std::is_base_of_v<TO, FROM>)
 constexpr const TO& Cast(const FROM& p_object)
 {
     return static_cast<const TO&>(p_object);

Bigfoot/Sources/Utils/Include/Utils/Containers/SlotMap.hpp

@@ -28,7 +28,7 @@ class SlotMapKey
   private:
     static constexpr std::uint32_t VERSION_BIT_COUNT = sizeof(VersionType) * std::numeric_limits<unsigned char>::digits;
     static constexpr std::uint32_t INDEX_BIT_COUNT = sizeof(IndexType) * std::numeric_limits<unsigned char>::digits;
-    static_assert(VERSION_BIT_COUNT + INDEX_BIT_COUNT <= 64,
+    static_assert(VERSION_BIT_COUNT + INDEX_BIT_COUNT <= std::numeric_limits<std::uint64_t>::digits,
                   "We cant construct a 64 bit key from the given Version and Index types!");
 
     static constexpr std::uint64_t INDEX_MASK = (static_cast<std::uint64_t>(1) << INDEX_BIT_COUNT) - 1;
@@ -115,10 +115,10 @@ class DenseSlotMap
   public:
     using SlotMapKey = SLOT_MAP_KEY_TYPE;
 
-    using iterator = typename eastl::vector<T>::iterator;
-    using const_iterator = typename eastl::vector<T>::const_iterator;
-    using reverse_iterator = typename eastl::vector<T>::reverse_iterator;
-    using const_reverse_iterator = typename eastl::vector<T>::const_reverse_iterator;
+    using iterator = eastl::vector<T>::iterator;
+    using const_iterator = eastl::vector<T>::const_iterator;
+    using reverse_iterator = eastl::vector<T>::reverse_iterator;
+    using const_reverse_iterator = eastl::vector<T>::const_reverse_iterator;
 
     /**
      * Check if the map has the key
@@ -402,7 +402,6 @@ class DenseSlotMap
         m_freeListHead = p_key.GetIndex();
     }
 
-  private:
     /**
      * The actual storage for our data
      */
@@ -431,12 +430,13 @@ class DenseSlotMap
 template<class T, class SLOT_MAP_KEY_TYPE = SlotMapKey<>>
 class StableSlotMap
 {
-  private:
+  public:
     static constexpr std::size_t PAGE_SIZE = 64;
 
+  private:
     struct AlignedSlot
     {
-        alignas(T) std::byte m_bytes[sizeof(T)];
+        alignas(T) eastl::array<std::byte, sizeof(T)> m_bytes;
     };
 
     struct Page
@@ -467,7 +467,8 @@ class StableSlotMap
         T* Get(const std::size_t p_offset)
         {
             ASSERT(UtilsAssertHandler, m_occupied[p_offset], "Requesting a dead data!");
-            return std::launder(reinterpret_cast<T*>(m_data[p_offset].m_bytes));
+            void* const bytes = m_data[p_offset].m_bytes.data();
+            return std::launder(static_cast<T*>(bytes));
         }
 
         /**
@@ -479,7 +480,8 @@ class StableSlotMap
         const T* Get(const std::size_t p_offset) const
         {
             ASSERT(UtilsAssertHandler, m_occupied[p_offset], "Requesting a dead data!");
-            return std::launder(reinterpret_cast<const T*>(m_data[p_offset].m_bytes));
+            const void* const bytes = m_data[p_offset].m_bytes.data();
+            return std::launder(static_cast<const T*>(bytes));
         }
 
         /**
@@ -527,7 +529,8 @@ class StableSlotMap
         IteratorImpl() = default;
 
         // Allows an iterator to be implicitly used as a const_iterator.
-        template<class OTHER_VALUE_TYPE, class = std::enable_if_t<std::is_same_v<VALUE_TYPE, const OTHER_VALUE_TYPE>>>
+        template<class OTHER_VALUE_TYPE>
+            requires std::is_same_v<VALUE_TYPE, const OTHER_VALUE_TYPE>
         IteratorImpl(const IteratorImpl<OTHER_VALUE_TYPE>& p_other):
             m_map(p_other.m_map),
             m_pageIt(p_other.m_pageIt),
@@ -777,7 +780,7 @@ class StableSlotMap
 
         Page* const page = GetPageAt(pageIndex);
         const std::size_t offsetInPage = GetDataOffset(key);
-        new (page->m_data[offsetInPage].m_bytes) T(std::forward<ARGS>(p_args)...);
+        new (page->m_data[offsetInPage].m_bytes.data()) T(std::forward<ARGS>(p_args)...);
         page->m_occupied.set(offsetInPage);
 
         return key;
@@ -835,7 +838,7 @@ class StableSlotMap
             {
                 std::destroy_at(page->Get(offset));
 
-                const std::size_t keyIndex = pageIndex * PAGE_SIZE + offset;
+                const std::size_t keyIndex = (pageIndex * PAGE_SIZE) + offset;
                 RecycleKey(SlotMapKey {m_keys[keyIndex].GetVersion(), static_cast<SlotMapKey::IndexType>(keyIndex)});
             }
             page->m_occupied.reset();
@@ -870,9 +873,9 @@ class StableSlotMap
     [[nodiscard]]
     iterator begin()
     {
-        iterator it {this};
-        it.SeekFirstFrom(m_pages.begin());
-        return it;
+        iterator result {this};
+        result.SeekFirstFrom(m_pages.begin());
+        return result;
     }
 
     [[nodiscard]]
@@ -884,9 +887,9 @@ class StableSlotMap
     [[nodiscard]]
     const_iterator begin() const
     {
-        const_iterator it {this};
-        it.SeekFirstFrom(m_pages.begin());
-        return it;
+        const_iterator result {this};
+        result.SeekFirstFrom(m_pages.begin());
+        return result;
     }
 
     [[nodiscard]]
@@ -1024,7 +1027,6 @@ class StableSlotMap
         return m_pages[p_pageIndex].get();
     }
 
-  private:
     /**
      * The pages
      */

Bigfoot/Sources/Utils/Include/Utils/Format.hpp

@@ -0,0 +1,31 @@
+/*********************************************************************
+ * \file   Format.hpp
+ *
+ * \author Romain BOULLARD
+ * \date   September 2026
+ *********************************************************************/
+#ifndef BIGFOOT_UTILS_FORMAT_HPP
+#define BIGFOOT_UTILS_FORMAT_HPP
+#include <EASTL/string.h>
+#include <fmt/format.h>
+
+#include <iterator>
+
+namespace Bigfoot
+{
+/**
+ * Format a string, like fmt::format, but returning an eastl::string instead of a std::string.
+ *
+ * \param p_format The format string
+ * \param p_args The arguments for the format string
+ * \return The formatted eastl::string
+ */
+template<typename... ARGS>
+eastl::string Format(fmt::format_string<ARGS...> p_format, ARGS&&... p_args)
+{
+    fmt::memory_buffer buffer;
+    fmt::format_to(std::back_inserter(buffer), p_format, std::forward<ARGS>(p_args)...);
+    return eastl::string {buffer.data(), buffer.size()};
+}
+}   // namespace Bigfoot
+#endif

Bigfoot/Sources/Utils/Include/Utils/Log/EASTLFormatters.hpp

@@ -8,40 +8,43 @@
 #define BIGFOOT_UTILS_LOG_EASTLFORMATTERS_HPP
 #include <Utils/TargetMacros.h>
 
-#if defined(BIGFOOT_NOT_OPTIMIZED)
+#ifdef BIGFOOT_NOT_OPTIMIZED
 #include <quill/core/Codec.h>
 #endif
 
 #include <EASTL/string.h>
 #include <EASTL/string_view.h>
+#include <EASTL/vector.h>
 #include <fmt/format.h>
 
+#include <cstddef>
+
 // STRING
 
 template<>
 struct fmt::formatter<eastl::string>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const eastl::string& p_string, format_context& ctx) const
+    static auto format(const eastl::string& p_string, format_context& ctx)
     {
         return fmt::format_to(ctx.out(), "{}", p_string.c_str());
     }
 };
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 template<>
 struct fmtquill::formatter<eastl::string>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const eastl::string& p_string, format_context& ctx) const
+    static auto format(const eastl::string& p_string, format_context& ctx)
     {
         return fmtquill::format_to(ctx.out(), "{}", p_string.c_str());
     }
@@ -53,27 +56,27 @@ struct fmtquill::formatter<eastl::string>
 template<>
 struct fmt::formatter<eastl::string_view>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const eastl::string_view& p_stringView, format_context& ctx) const
+    static auto format(const eastl::string_view& p_stringView, format_context& ctx)
     {
         return fmt::format_to(ctx.out(), "{}", p_stringView.data());
     }
 };
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 template<>
 struct fmtquill::formatter<eastl::string_view>
 {
-    constexpr auto parse(format_parse_context& ctx)
+    static constexpr auto parse(format_parse_context& ctx)
     {
         return ctx.begin();
     }
 
-    auto format(const eastl::string_view& p_stringView, format_context& ctx) const
+    static auto format(const eastl::string_view& p_stringView, format_context& ctx)
     {
         return fmtquill::format_to(ctx.out(), "{}", p_stringView.data());
     }
@@ -100,7 +103,7 @@ struct string_view: quill::Codec<std::string_view>
         Base::encode(p_buffer, p_cache, p_cacheIndex, std::string_view {p_arg.data(), p_arg.size()});
     }
 };
-}
+}   // namespace Bigfoot::Codec
 
 template<>
 struct quill::Codec<eastl::string>: Bigfoot::Codec::string_view<eastl::string>
@@ -112,4 +115,61 @@ struct quill::Codec<eastl::string_view>: Bigfoot::Codec::string_view<eastl::stri
 {
 };
 #endif
+
+// VECTOR
+
+template<class T>
+struct fmt::formatter<eastl::vector<T>>
+{
+    constexpr auto parse(format_parse_context& ctx)
+    {
+        return ctx.begin();
+    }
+
+    auto format(const eastl::vector<T>& p_vector, format_context& ctx) const
+    {
+        auto out = fmt::format_to(ctx.out(), "[");
+        for (std::size_t i = 0; i < p_vector.size(); ++i)
+        {
+            if (i > 0)
+            {
+                out = fmt::format_to(out, ", ");
+            }
+            out = fmt::format_to(out, "{}", p_vector[i]);
+        }
+        return fmt::format_to(out, "]");
+    }
+};
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+#include <quill/DeferredFormatCodec.h>
+
+template<class T>
+struct fmtquill::formatter<eastl::vector<T>>
+{
+    constexpr auto parse(format_parse_context& ctx)
+    {
+        return ctx.begin();
+    }
+
+    auto format(const eastl::vector<T>& p_vector, format_context& ctx) const
+    {
+        auto out = fmtquill::format_to(ctx.out(), "[");
+        for (std::size_t i = 0; i < p_vector.size(); ++i)
+        {
+            if (i > 0)
+            {
+                out = fmtquill::format_to(out, ", ");
+            }
+            out = fmtquill::format_to(out, "{}", p_vector[i]);
+        }
+        return fmtquill::format_to(out, "]");
+    }
+};
+
+template<class T>
+struct quill::Codec<eastl::vector<T>>: quill::DeferredFormatCodec<eastl::vector<T>>
+{
+};
+#endif
 #endif

Bigfoot/Sources/Utils/Include/Utils/Log/Log.fbs

@@ -2,7 +2,8 @@ namespace Bigfoot.Flat;
 
 enum LogSinkType: byte
 {
-    Console
+    Console,
+    File
 }
 
 enum LogLevel: byte

Bigfoot/Sources/Utils/Include/Utils/Log/Log.hpp

@@ -8,10 +8,11 @@
 #define BIGFOOT_UTILS_LOG_LOG_HPP
 #include <Utils/Log/EASTLFormatters.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 #include <Utils/Log/Log_generated.hpp>
 
 #include <EASTL/array.h>
+#include <EASTL/string_view.h>
 
 #ifdef BIGFOOT_WINDOWS
 #pragma warning(disable: 4702)
@@ -21,7 +22,8 @@
 #include <quill/LogMacros.h>
 #include <quill/Logger.h>
 #include <quill/sinks/ConsoleSink.h>
-#if defined BIGFOOT_WINDOWS
+#include <quill/sinks/FileSink.h>
+#ifdef BIGFOOT_WINDOWS
 #pragma warning(default: 4702)
 #endif
 
@@ -36,6 +38,11 @@ class Log
         Flat::LogLevel m_level;
     };
 
+    /**
+     * The path of the file the File sink writes to
+     */
+    static constexpr eastl::string_view FILE_SINK_PATH = "Bigfoot.log";
+
     Log();
 
     Log(const Log& p_logger) = delete;
@@ -95,7 +102,7 @@ class Log
     /*
      * The sinks
      */
-    eastl::array<std::shared_ptr<quill::Sink>, 1> m_sinks;
+    eastl::array<std::shared_ptr<quill::Sink>, 2> m_sinks;
 };
 }   // namespace Bigfoot
 #endif

Bigfoot/Sources/Utils/Include/Utils/Log/LogMacros.hpp

@@ -9,7 +9,16 @@
 #include <Utils/Log/Log.hpp>
 #include <Utils/Singleton.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
+#define BIGFOOT_FLUSH_LOG                                                                                              \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (Bigfoot::Singleton<Bigfoot::Log>::HasInstance())                                                           \
+        {                                                                                                              \
+            Bigfoot::Singleton<Bigfoot::Log>::GetInstance().Flush();                                                   \
+        }                                                                                                              \
+    } while (false)
+
 #define BIGFOOT_LOG_DEBUG(loggerName, fmt, ...)                                                                        \
     do                                                                                                                 \
     {                                                                                                                  \
@@ -101,4 +110,67 @@
 #define BIGFOOT_LOG_ERROR(loggerName, fmt, ...)
 #define BIGFOOT_LOG_FATAL(loggerName, fmt, ...)
 #endif
+
+#ifdef BIGFOOT_NOT_OPTIMIZED
+#define BIGFOOT_LOG_DEBUG_IF(condition, loggerName, fmt, ...)                                                          \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_DEBUG(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                             \
+        }                                                                                                              \
+    } while (0)
+
+#define BIGFOOT_LOG_TRACE_IF(condition, loggerName, fmt, ...)                                                          \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_TRACE(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                             \
+        }                                                                                                              \
+    } while (0)
+
+#define BIGFOOT_LOG_INFO_IF(condition, loggerName, fmt, ...)                                                           \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_INFO(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                              \
+        }                                                                                                              \
+    } while (0)
+
+#define BIGFOOT_LOG_WARN_IF(condition, loggerName, fmt, ...)                                                           \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_WARN(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                              \
+        }                                                                                                              \
+    } while (0)
+
+#define BIGFOOT_LOG_ERROR_IF(condition, loggerName, fmt, ...)                                                          \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_ERROR(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                             \
+        }                                                                                                              \
+    } while (0)
+
+#define BIGFOOT_LOG_FATAL_IF(condition, loggerName, fmt, ...)                                                          \
+    do                                                                                                                 \
+    {                                                                                                                  \
+        if (condition)                                                                                                 \
+        {                                                                                                              \
+            BIGFOOT_LOG_FATAL(loggerName, fmt __VA_OPT__(, ) __VA_ARGS__);                                             \
+        }                                                                                                              \
+    } while (0)
+#else
+#define BIGFOOT_LOG_DEBUG_IF(condition, loggerName, fmt, ...)
+#define BIGFOOT_LOG_TRACE_IF(condition, loggerName, fmt, ...)
+#define BIGFOOT_LOG_INFO_IF(condition, loggerName, fmt, ...)
+#define BIGFOOT_LOG_WARN_IF(condition, loggerName, fmt, ...)
+#define BIGFOOT_LOG_ERROR_IF(condition, loggerName, fmt, ...)
+#define BIGFOOT_LOG_FATAL_IF(condition, loggerName, fmt, ...)
+#endif
 #endif

Bigfoot/Sources/Utils/Include/Utils/Log/Log_generated.hpp

@@ -29,27 +29,30 @@ namespace Flat {
 
 enum class LogSinkType : int8_t {
   Console = 0,
+  File = 1,
   MIN = Console,
-  MAX = Console
+  MAX = File
 };
 
-inline const LogSinkType (&EnumValuesLogSinkType())[1] {
+inline const LogSinkType (&EnumValuesLogSinkType())[2] {
   static const LogSinkType values[] = {
-    LogSinkType::Console
+    LogSinkType::Console,
+    LogSinkType::File
   };
   return values;
 }
 
 inline const char * const *EnumNamesLogSinkType() {
-  static const char * const names[2] = {
+  static const char * const names[3] = {
     "Console",
+    "File",
     nullptr
   };
   return names;
 }
 
 inline const char *EnumNameLogSinkType(LogSinkType e) {
-  if (::flatbuffers::IsOutRange(e, LogSinkType::Console, LogSinkType::Console)) return "";
+  if (::flatbuffers::IsOutRange(e, LogSinkType::Console, LogSinkType::File)) return "";
   const size_t index = static_cast<size_t>(e);
   return EnumNamesLogSinkType()[index];
 }
@@ -98,13 +101,14 @@ inline const char *EnumNameLogLevel(LogLevel e) {
 
 inline const ::flatbuffers::TypeTable *LogSinkTypeTypeTable() {
   static const ::flatbuffers::TypeCode type_codes[] = {
+    { ::flatbuffers::ET_CHAR, 0, 0 },
     { ::flatbuffers::ET_CHAR, 0, 0 }
   };
   static const ::flatbuffers::TypeFunction type_refs[] = {
     Bigfoot::Flat::LogSinkTypeTypeTable
   };
   static const ::flatbuffers::TypeTable tt = {
-    ::flatbuffers::ST_ENUM, 1, type_codes, type_refs, nullptr, nullptr, nullptr
+    ::flatbuffers::ST_ENUM, 2, type_codes, type_refs, nullptr, nullptr, nullptr
   };
   return &tt;
 }

Bigfoot/Sources/Utils/Include/Utils/Log/TargetLogger_generated.hpp.in

@@ -15,7 +15,7 @@ namespace Bigfoot
 /*
  * Logger
  */
-inline Log::LoggerInfo @LOGGER_NAME@ {"@LOGGER_NAME@", Flat::LogLevel::Trace};
+inline Log::LoggerInfo @LOGGER_NAME@ { .m_name = "@LOGGER_NAME@", .m_level = Flat::LogLevel::Trace};
 }  // namespace Bigfoot
 #endif
 #endif

Bigfoot/Sources/Utils/Include/Utils/TaggedType.hpp

@@ -33,6 +33,7 @@ class TaggedType
         return m_value;
     }
 
+    [[nodiscard]]
     constexpr TYPE Get() const
     {
         return m_value;

Bigfoot/Sources/Utils/Include/Utils/TargetMacros.h

@@ -7,33 +7,39 @@
 #ifndef BIGFOOT_UTILS_TARGETMACROS_H
 #define BIGFOOT_UTILS_TARGETMACROS_H
 
-#if defined BIGFOOT_WINDOWS
+#ifdef BIGFOOT_WINDOWS
 #define BIGFOOT_WINDOWS_OR_LINUX(p_windows, p_linux) p_windows
 #endif
 
-#if defined BIGFOOT_LINUX
+#ifdef BIGFOOT_LINUX
 #define BIGFOOT_WINDOWS_OR_LINUX(p_windows, p_linux) p_linux
 #endif
 
-#if defined BIGFOOT_OPTIMIZED
+#ifdef BIGFOOT_WINDOWS
+#define BIGFOOT_ALWAYS_INLINE [[msvc::forceinline]]
+#elif defined BIGFOOT_LINUX
+#define BIGFOOT_ALWAYS_INLINE [[gnu::always_inline]] inline
+#endif
+
+#ifdef BIGFOOT_OPTIMIZED
 #define BIGFOOT_OPTIMIZED_ONLY(...) __VA_ARGS__
 #define BIGFOOT_NOT_OPTIMIZED_ONLY(...)
 #define BIGFOOT_OPTIMIZED_OR_NOT(p_optimized, p_notOptimized) p_optimized
 #endif
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 #define BIGFOOT_OPTIMIZED_ONLY(...)
 #define BIGFOOT_NOT_OPTIMIZED_ONLY(...)                       __VA_ARGS__
 #define BIGFOOT_OPTIMIZED_OR_NOT(p_optimized, p_notOptimized) p_notOptimized
 #endif
 
-#if defined BIGFOOT_TOOLMODE
+#ifdef BIGFOOT_TOOLMODE
 #define BIGFOOT_TOOLMODE_ONLY(...) __VA_ARGS__
 #define BIGFOOT_GAME_ONLY(...)
 #define BIGFOOT_GAME_OR_TOOLMODE(p_game, p_toolmode) p_toolmode
 #endif
 
-#if defined BIGFOOT_GAME
+#ifdef BIGFOOT_GAME
 #define BIGFOOT_TOOLMODE_ONLY(...)
 #define BIGFOOT_GAME_ONLY(...)                       __VA_ARGS__
 #define BIGFOOT_GAME_OR_TOOLMODE(p_game, p_toolmode) p_game

Bigfoot/Sources/Utils/Include/Utils/UtilsAssertHandler.hpp

@@ -9,7 +9,7 @@
 #include <Utils/Assert/AssertHandler.hpp>
 #include <Utils/UtilsLogger_generated.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
 namespace Bigfoot
 {

Bigfoot/Sources/Utils/Include/Utils/UtilsLogger_generated.hpp

@@ -15,7 +15,7 @@ namespace Bigfoot
 /*
  * Logger
  */
-inline Log::LoggerInfo UTILS_LOGGER {"UTILS_LOGGER", Flat::LogLevel::Trace};
+inline Log::LoggerInfo UTILS_LOGGER { .m_name = "UTILS_LOGGER", .m_level = Flat::LogLevel::Trace};
 }  // namespace Bigfoot
 #endif
 #endif

Bigfoot/Sources/Utils/Include/Utils/Version.hpp

@@ -7,17 +7,22 @@
 #ifndef BIGFOOT_UTILS_VERSION_HPP
 #define BIGFOOT_UTILS_VERSION_HPP
 #include <Utils/Caster.hpp>
+#include <Utils/Format.hpp>
 #include <Utils/TargetMacros.h>
 
+#include <EASTL/string.h>
 #include <fmt/format.h>
 
 #include <cstdint>
-#include <string>
 
 namespace Bigfoot
 {
 class Version
 {
+  private:
+    static constexpr std::uint32_t MAJOR_SHIFT = 16;
+    static constexpr std::uint32_t MINOR_SHIFT = 8;
+
   public:
     Version() = default;
 
@@ -39,7 +44,7 @@ class Version
      * \param p_patch Patch
      */
     constexpr Version(const std::uint8_t p_major, const std::uint8_t p_minor, const std::uint8_t p_patch):
-        m_combined((p_major << 16) | (p_minor << 8) | p_patch)
+        m_combined((p_major << MAJOR_SHIFT) | (p_minor << MINOR_SHIFT) | p_patch)
     {
     }
 
@@ -99,7 +104,7 @@ class Version
      * \return The string
      */
     [[nodiscard]]
-    std::string ToString() const;
+    eastl::string ToString() const;
 
     [[nodiscard]]
     constexpr auto operator<=>(const Version& p_version) const = default;
@@ -114,7 +119,6 @@ class Version
 
 /****************************************************************************************/
 
-#if defined BIGFOOT_NOT_OPTIMIZED
 template<>
 struct fmt::formatter<Bigfoot::Version>
 {
@@ -127,8 +131,7 @@ struct fmt::formatter<Bigfoot::Version>
     template<typename FormatContext>
     auto format(const Bigfoot::Version& p_version, FormatContext& p_context) const
     {
-        return fmt::format_to(p_context.out(), "{}", p_version.ToString());
+        return fmt::format_to(p_context.out(), "{}", p_version.ToString().c_str());
     }
 };
 #endif
-#endif

Bigfoot/Sources/Utils/Log/Log.cpp

@@ -6,7 +6,7 @@
  *********************************************************************/
 #include <Utils/Log/Log.hpp>
 
-#if defined BIGFOOT_NOT_OPTIMIZED
+#ifdef BIGFOOT_NOT_OPTIMIZED
 
 namespace Bigfoot
 {
@@ -17,6 +17,12 @@ Log::Log()
     m_sinks[static_cast<std::size_t>(Flat::LogSinkType::Console)] =
         quill::Frontend::create_or_get_sink<quill::ConsoleSink>(
             std::string {Flat::EnumNameLogSinkType(Flat::LogSinkType::Console)});
+
+    quill::FileSinkConfig fileSinkConfig;
+    fileSinkConfig.set_open_mode('w');
+    m_sinks[static_cast<std::size_t>(Flat::LogSinkType::File)] = quill::Frontend::create_or_get_sink<quill::FileSink>(
+        std::string {FILE_SINK_PATH.data()},
+        fileSinkConfig);
 }
 
 /****************************************************************************************/
@@ -25,7 +31,8 @@ quill::Logger* Log::RegisterLogger(const LoggerInfo& p_loggerInfo)
 {
     quill::Logger* logger = quill::Frontend::create_or_get_logger(
         p_loggerInfo.m_name,
-        m_sinks[static_cast<std::size_t>(Flat::LogSinkType::Console)]);
+        {m_sinks[static_cast<std::size_t>(Flat::LogSinkType::Console)],
+         m_sinks[static_cast<std::size_t>(Flat::LogSinkType::File)]});
     SetLoggerLevel(p_loggerInfo);
 
     return logger;

Bigfoot/Sources/Utils/MimallocImpl.cpp

@@ -4,6 +4,7 @@
  * \author Romain BOULLARD
  * \date   October 2025
  *********************************************************************/
+// NOLINTBEGIN
 #include <Utils/Profiler.hpp>
 
 #if defined BIGFOOT_WINDOWS
@@ -96,3 +97,4 @@
 #pragma clang diagnostic pop
 #endif
 #endif
+// NOLINTEND

Bigfoot/Sources/Utils/Version.cpp

@@ -8,8 +8,8 @@
 
 namespace Bigfoot
 {
-std::string Version::ToString() const
+eastl::string Version::ToString() const
 {
-    return fmt::format("{}.{}.{}", GetMajor(), GetMinor(), GetPatch());
+    return Format("{}.{}.{}", GetMajor(), GetMinor(), GetPatch());
 }
 }   // namespace Bigfoot

Bigfoot/Tests/.clang-tidy

@@ -0,0 +1,5 @@
+InheritParentConfig: true
+Checks: >
+  -cppcoreguidelines-non-private-member-variables-in-classes,
+  -cppcoreguidelines-avoid-magic-numbers,
+  -readability-magic-numbers

Bigfoot/Tests/CMakeLists.txt

@@ -2,4 +2,7 @@ add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Misc)
 
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Utils)
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/System)
-add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Engine)
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Engine)
+if(${TOOLMODE})
+    add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/Tools)
+endif()

Bigfoot/Tests/Engine/Asset/Asset.cpp

@@ -10,6 +10,7 @@
 #include <AssetsForTesting/Asset/AssetB.hpp>
 #include <AssetsForTesting/Asset/AssetC.hpp>
 
+#include <gmock/gmock.h>
 #include <gtest/gtest.h>
 
 namespace Bigfoot
@@ -17,43 +18,66 @@ namespace Bigfoot
 class AssetFixture: public ::testing::Test
 {
   protected:
-    AssetA m_asset;
+    void SetUp() override
+    {
+        SetActiveAssetLibrary(&m_library);
+        std::ignore = m_library.Insert(&m_containerA);
+        std::ignore = m_library.Insert(&m_containerB);
+
+        const UUID uuidA = m_assetA.GetHeader().uuid;
+        const UUID uuidB = m_assetB.GetHeader().uuid;
+
+        m_assetA.GetAsset().ref_a = SoftReference<AssetA> {uuidA};
+
+        m_assetB.GetAsset().ref_a = HardReference<AssetA> {uuidA};
+        m_assetB.GetAsset().refs_a.push_back(SoftReference<AssetA> {uuidA});
+
+        m_assetC.GetAsset().inner_table->asset_a_ref = HardReference<AssetA> {uuidA};
+        m_assetC.GetAsset().inner_table->asset_a_refs.push_back(HardReference<AssetA> {uuidA});
+        m_assetC.GetAsset().inner_table->asset_a_refs.push_back(HardReference<AssetA> {uuidA});
+        m_assetC.GetAsset().asset_b_ref = HardReference<AssetB> {uuidB};
+        m_assetC.GetAsset().asset_b_refs.push_back(SoftReference<AssetB> {uuidB});
+    }
+
+    void TearDown() override
+    {
+        SetActiveAssetLibrary(&g_assetLibrary);
+    }
+
+    AssetLibrary m_library;
+    AssetContainer<AssetA> m_containerA;
+    AssetContainer<AssetB> m_containerB;
+
+    AssetA m_assetA;
+    AssetB m_assetB;
+    AssetC m_assetC;
 };
 
 /****************************************************************************************/
 
 TEST_F(AssetFixture, Constructor_ShouldInitializeHeaderTypeIdAndTypeName)
 {
-    EXPECT_EQ(m_asset.GetHeader().type_id, AssetA::GetTypeID());
-    EXPECT_EQ(m_asset.GetHeader().type_name, eastl::string {AssetA::GetTypeName()});
+    EXPECT_EQ(m_assetA.GetHeader().type_id, AssetA::GetTypeID());
+    EXPECT_EQ(m_assetA.GetHeader().type_name, eastl::string {AssetA::GetTypeName()});
 }
 
 /****************************************************************************************/
 
 TEST_F(AssetFixture, SetName_ShouldSetTheName)
 {
-    m_asset.SetName("MyAsset");
+    m_assetA.SetName("MyAsset");
 
-    EXPECT_STREQ(m_asset.GetHeader().name.c_str(), "MyAsset");
-}
-
-/****************************************************************************************/
-
-TEST_F(AssetFixture, SetVersion_ShouldSetTheVersion)
-{
-    m_asset.SetVersion(5);
-
-    EXPECT_EQ(m_asset.GetHeader().version, 5);
+    EXPECT_STREQ(m_assetA.GetHeader().name.c_str(), "MyAsset");
 }
 
 /****************************************************************************************/
 
 TEST_F(AssetFixture, GetAsset_ShouldReturnAMutableReferenceToTheUnderlyingAsset)
 {
-    m_asset.GetAsset().health = 10;
+    m_assetA.GetAsset().health = 10;
 
-    EXPECT_EQ(m_asset.GetAsset().health, 10);
-    EXPECT_EQ(std::as_const(m_asset).GetAsset().health, 10);
+    EXPECT_EQ(m_assetA.GetAsset().health, 10);
+    EXPECT_EQ(std::as_const(m_assetA).GetAsset().health, 10);
 }
 
 /****************************************************************************************/
@@ -83,20 +107,68 @@ TEST_F(AssetFixture, GetTypeName_ShouldReturnTheFlatbufferFullyQualifiedName)
 
 TEST_F(AssetFixture, PackThenUnpack_ShouldRoundTripTheHeaderAndTheAsset)
 {
-    m_asset.SetName("MyAsset");
-    m_asset.SetVersion(3);
-    m_asset.GetAsset().health = 42;
-    m_asset.GetAsset().mana = 7;
+    m_assetA.SetName("MyAsset");
+    m_assetA.GetAsset().health = 42;
+    m_assetA.GetAsset().mana = 7;
 
     AssetA unpacked;
-    unpacked.Unpack(m_asset.Pack());
+    unpacked.Unpack(m_assetA.Pack());
 
-    EXPECT_EQ(unpacked.GetHeader().uuid, m_asset.GetHeader().uuid);
-    EXPECT_STREQ(unpacked.GetHeader().name.c_str(), m_asset.GetHeader().name.c_str());
-    EXPECT_EQ(unpacked.GetHeader().version, m_asset.GetHeader().version);
-    EXPECT_EQ(unpacked.GetHeader().type_id, m_asset.GetHeader().type_id);
-    EXPECT_STREQ(unpacked.GetHeader().type_name.c_str(), m_asset.GetHeader().type_name.c_str());
-    EXPECT_EQ(unpacked.GetAsset().health, m_asset.GetAsset().health);
-    EXPECT_EQ(unpacked.GetAsset().mana, m_asset.GetAsset().mana);
+    EXPECT_EQ(unpacked.GetHeader().uuid, m_assetA.GetHeader().uuid);
+    EXPECT_STREQ(unpacked.GetHeader().name.c_str(), m_assetA.GetHeader().name.c_str());
+    EXPECT_EQ(unpacked.GetHeader().type_id, m_assetA.GetHeader().type_id);
+    EXPECT_STREQ(unpacked.GetHeader().type_name.c_str(), m_assetA.GetHeader().type_name.c_str());
+    EXPECT_EQ(unpacked.GetAsset().health, m_assetA.GetAsset().health);
+    EXPECT_EQ(unpacked.GetAsset().mana, m_assetA.GetAsset().mana);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetFixture, GetHardReferences_ShouldReturnTheHardReferencesOfTheAsset)
+{
+    const eastl::vector<UUID> hardReferences = m_assetC.GetHardReferences(m_assetC.Pack());
+
+    EXPECT_THAT(hardReferences, ::testing::UnorderedElementsAre(m_assetA.GetHeader().uuid, m_assetB.GetHeader().uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetFixture, CreateAsset_ShouldReturnTheCreatedAsset)
+{
+    EXPECT_NE(CreateAsset<AssetA>(), nullptr);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetFixture, CreateAsset_ShouldCreateUniqueAssets)
+{
+    const AssetA* first = CreateAsset<AssetA>();
+    const AssetA* second = CreateAsset<AssetA>();
+
+    EXPECT_NE(first->GetHeader().uuid, second->GetHeader().uuid);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetFixture, CreateAsset_ShouldReturnTheSameAssetAsItsContainerHandle)
+{
+    const AssetA* asset = CreateAsset<AssetA>();
+    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(asset->GetHeader().uuid);
+
+    EXPECT_EQ(handle->GetAsset(), asset);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetFixture, CreateAsset_ShouldInsertTheAssetIntoItsCorrespondingContainer)
+{
+    const AssetA* assetA = CreateAsset<AssetA>();
+    const AssetB* assetB = CreateAsset<AssetB>();
+
+    EXPECT_TRUE(m_containerA.Has(assetA->GetHeader().uuid));
+    EXPECT_FALSE(m_containerB.Has(assetA->GetHeader().uuid));
+
+    EXPECT_TRUE(m_containerB.Has(assetB->GetHeader().uuid));
+    EXPECT_FALSE(m_containerA.Has(assetB->GetHeader().uuid));
 }
 }   // namespace Bigfoot

Bigfoot/Tests/Engine/Asset/AssetContainer.cpp

@@ -17,18 +17,14 @@ class ContainerHandleFixture: public ::testing::Test
   protected:
     void SetUp() override
     {
-        const auto key = m_containerA.Insert();
-
-        m_uuid = m_containerA.Get(key)->GetHeader().uuid;
-
-        m_handle = m_containerA.AcquireContainerHandle(m_uuid);
+        m_handle = m_containerA.Insert();
+        m_uuid = m_handle->GetAsset()->GetHeader().uuid;
     }
 
     AssetContainer<AssetA> m_containerA;
 
     UUID m_uuid;
-
-    ContainerHandle* m_handle;
+    ContainerHandle* m_handle = nullptr;
 };
 
 /****************************************************************************************/
@@ -88,6 +84,40 @@ TEST_F(ContainerHandleFixture, DecrementSoftRefCount_ShouldDecrementTheSoftRefCo
 
 /****************************************************************************************/
 
+TEST_F(ContainerHandleFixture, DecrementHardRefCount_ShouldQueueTheAssetForRemovalWhenItReachesZero)
+{
+    m_handle->IncrementHardRefCount();
+    m_handle->DecrementHardRefCount();
+
+    EXPECT_TRUE(m_containerA.IsMarkedForRemove(m_uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(ContainerHandleFixture, DecrementHardRefCount_ShouldNotQueueTheAssetForRemovalIfItDoesNotReachZero)
+{
+    m_handle->IncrementHardRefCount();
+    m_handle->IncrementHardRefCount();
+    m_handle->DecrementHardRefCount();
+
+    EXPECT_FALSE(m_containerA.IsMarkedForRemove(m_uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(ContainerHandleFixture, IncrementHardRefCount_ShouldCancelAPendingRemovalWhenGoingFromZero)
+{
+    m_handle->IncrementHardRefCount();
+    m_handle->DecrementHardRefCount();
+    ASSERT_TRUE(m_containerA.IsMarkedForRemove(m_uuid));
+
+    m_handle->IncrementHardRefCount();
+
+    EXPECT_FALSE(m_containerA.IsMarkedForRemove(m_uuid));
+}
+
+/****************************************************************************************/
+
 class AssetContainerFixture: public ::testing::Test
 {
   protected:
@@ -98,8 +128,8 @@ class AssetContainerFixture: public ::testing::Test
 
 TEST_F(AssetContainerFixture, Has_ShouldReturnTrueIfTheContainerHasTheAsset)
 {
-    const auto key = m_containerA.Insert();
-    EXPECT_TRUE(m_containerA.Has(m_containerA.Get(key)->GetHeader().uuid));
+    const ContainerHandle* handle = m_containerA.Insert();
+    EXPECT_TRUE(m_containerA.Has(handle->GetAsset()->GetHeader().uuid));
 }
 
 /****************************************************************************************/
@@ -113,11 +143,10 @@ TEST_F(AssetContainerFixture, Has_ShouldReturnFalseIfTheContainerDoesNotHaveTheA
 
 TEST_F(AssetContainerFixture, AcquireHandle_ShouldReturnTheAssociatedContainerHandle)
 {
-    const auto key = m_containerA.Insert();
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
 
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(m_containerA.Get(key)->GetHeader().uuid);
-    EXPECT_EQ(static_cast<const AssetA*>(handle->GetAsset())->GetHeader().uuid,
-              m_containerA.Get(key)->GetHeader().uuid);
+    EXPECT_EQ(m_containerA.AcquireContainerHandle(uuid), handle);
 }
 
 /****************************************************************************************/
@@ -130,53 +159,111 @@ TEST_F(AssetContainerFixture, AcquireHandle_ShouldCreateTheAssociatedContainerHa
 
 /****************************************************************************************/
 
-TEST_F(AssetContainerFixture, Insert_ShouldReturnValidAndUniqueSlotKeyOnInsert)
+TEST_F(AssetContainerFixture, Insert_ShouldReturnAHandleWithTheInsertedAsset)
 {
-    const SlotMapKey slotKey = m_containerA.Insert();
-    EXPECT_TRUE(slotKey.Valid());
-    EXPECT_NE(slotKey, m_containerA.Insert());
+    const ContainerHandle* handle = m_containerA.Insert();
+    EXPECT_NE(handle, nullptr);
+    EXPECT_NE(handle->GetAsset(), nullptr);
 }
 
 /****************************************************************************************/
 
-TEST_F(AssetContainerFixture, Insert_ShouldReturnTheSameSlotKeyInCaseOfDuplicatedUUID)
+TEST_F(AssetContainerFixture, Insert_ShouldReuseTheExistingHandleWhenInsertingAnAssetWithAnAlreadyExistingUUID)
 {
-    const SlotMapKey slotKey = m_containerA.Insert();
+    ContainerHandle* const firstHandle = m_containerA.Insert();
+    const AssetBase* const firstAsset = firstHandle->GetAsset();
+    const eastl::vector<std::byte> packed = firstAsset->Pack();
 
-    AssetA duplicate;
-    duplicate.Unpack(m_containerA.Get(slotKey)->Pack());
+    ContainerHandle* const secondHandle = m_containerA.Insert(packed);
 
-    EXPECT_EQ(slotKey, m_containerA.Insert(std::move(duplicate)));
-}
-
-/****************************************************************************************/
-
-TEST_F(AssetContainerFixture, Get_ShouldReturnTheAssetWithTheSlotKey)
-{
-    const SlotMapKey slotKey = m_containerA.Insert();
-
-    EXPECT_NE(m_containerA.Get(slotKey), nullptr);
-    EXPECT_NE(std::as_const(m_containerA).Get(slotKey), nullptr);
-}
-
-/****************************************************************************************/
-
-TEST_F(AssetContainerFixture, Get_ShouldReturnNullptrIfSlotKeyNotInContainer)
-{
-    EXPECT_EQ(m_containerA.Get(SlotMapKey<> {1, 0}), nullptr);
-    EXPECT_EQ(std::as_const(m_containerA).Get(SlotMapKey<> {1, 0}), nullptr);
+    EXPECT_EQ(secondHandle, firstHandle);
+    EXPECT_EQ(secondHandle->GetAsset(), firstAsset);
 }
 
 /****************************************************************************************/
 
 TEST_F(AssetContainerFixture, Remove_ShouldRemoveTheAsset)
 {
-    const SlotMapKey slotKey = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(slotKey)->GetHeader().uuid;
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
 
     m_containerA.Remove(uuid);
 
-    EXPECT_EQ(m_containerA.Get(slotKey), nullptr);
+    EXPECT_EQ(handle->GetAsset(), nullptr);
     EXPECT_FALSE(m_containerA.Has(uuid));
 }
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, IsMarkedForRemove_ShouldReturnTrueIfTheAssetIsMarkedForDelete)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    m_containerA.QueueForRemoval(uuid);
+
+    EXPECT_TRUE(m_containerA.IsMarkedForRemove(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, IsMarkedForRemove_ShouldReturnFalseIfTheAssetIsNotMarkedForDelete)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    EXPECT_FALSE(m_containerA.IsMarkedForRemove(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, QueueForRemoval_ShouldMarkTheAssetForRemoval)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    m_containerA.QueueForRemoval(uuid);
+
+    EXPECT_TRUE(m_containerA.IsMarkedForRemove(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, CancelRemoval_ShouldUnmarkAQueuedAsset)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    m_containerA.QueueForRemoval(uuid);
+    m_containerA.CancelRemoval(uuid);
+
+    EXPECT_FALSE(m_containerA.IsMarkedForRemove(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, ProcessPendingRemovals_ShouldRemoveQueuedAssets)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    m_containerA.QueueForRemoval(uuid);
+    m_containerA.ProcessPendingRemovals();
+
+    EXPECT_EQ(handle->GetAsset(), nullptr);
+    EXPECT_FALSE(m_containerA.Has(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetContainerFixture, ProcessPendingRemovals_ShouldNotRemoveAssetsThatAreNotQueued)
+{
+    const ContainerHandle* handle = m_containerA.Insert();
+    const UUID uuid = handle->GetAsset()->GetHeader().uuid;
+
+    m_containerA.ProcessPendingRemovals();
+
+    EXPECT_NE(handle->GetAsset(), nullptr);
+    EXPECT_TRUE(m_containerA.Has(uuid));
+}
 }   // namespace Bigfoot

Bigfoot/Tests/Engine/Asset/AssetLibrary.cpp

@@ -73,6 +73,173 @@ TEST_F(AssetLibraryFixture, GetAssetContainer_ShouldReturnNullptrIfTheContainerD
 
 /****************************************************************************************/
 
+TEST_F(AssetLibraryFixture, GetAssetContainer_ShouldReturnTheContainerThatHasTheAsset)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuid = m_containerB.Insert()->GetAsset()->GetHeader().uuid;
+
+    EXPECT_EQ(m_library.GetAssetContainer(uuid), &m_containerB);
+    EXPECT_EQ(std::as_const(m_library).GetAssetContainer(uuid), &m_containerB);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, GetAssetContainer_ShouldReturnNullptrIfNoContainerHasTheAsset)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuid;
+
+    EXPECT_EQ(m_library.GetAssetContainer(uuid), nullptr);
+    EXPECT_EQ(std::as_const(m_library).GetAssetContainer(uuid), nullptr);
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, IsLoaded_ShouldReturnTrueIfTheAssetIsLoaded)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuid = m_containerB.Insert()->GetAsset()->GetHeader().uuid;
+
+    EXPECT_TRUE(m_library.IsLoaded(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, IsLoaded_ShouldReturnFalseIfTheAssetIsNotLoaded)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuid;
+
+    EXPECT_FALSE(m_library.IsLoaded(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, IsLoaded_ShouldReturnFalseIfTheAssetWasRemovedFromItsContainer)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuid = m_containerB.Insert()->GetAsset()->GetHeader().uuid;
+    ASSERT_TRUE(m_library.IsLoaded(uuid));
+
+    m_containerB.Remove(uuid);
+
+    EXPECT_FALSE(m_library.IsLoaded(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, ProcessPendingRemovals_ShouldProcessRemovalsOnEveryContainer)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+
+    const UUID uuidA = m_containerA.Insert()->GetAsset()->GetHeader().uuid;
+    const UUID uuidB = m_containerB.Insert()->GetAsset()->GetHeader().uuid;
+
+    m_containerA.QueueForRemoval(uuidA);
+    m_containerB.QueueForRemoval(uuidB);
+
+    m_library.ProcessPendingRemovals();
+
+    EXPECT_FALSE(m_containerA.Has(uuidA));
+    EXPECT_FALSE(m_containerB.Has(uuidB));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, ProcessPendingRemovals_ShouldNotRemoveAssetsThatAreNotQueued)
+{
+    std::ignore = m_library.Insert(&m_containerA);
+
+    const UUID uuid = m_containerA.Insert()->GetAsset()->GetHeader().uuid;
+
+    m_library.ProcessPendingRemovals();
+
+    EXPECT_TRUE(m_containerA.Has(uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(AssetLibraryFixture, ProcessPendingRemovals_ShouldCascadeThroughHardReferencedAssetsOneLevelPerCall)
+{
+    const ScopedActiveAssetLibrary activeAssetLibraryScoped {&m_library};
+
+    std::ignore = m_library.Insert(&m_containerA);
+    std::ignore = m_library.Insert(&m_containerB);
+    std::ignore = m_library.Insert(&m_containerC);
+
+    UUID leafUUID;
+    UUID middleUUID;
+    UUID rootUUID;
+
+    {
+        // leaf
+        AssetA* leaf = CreateAsset<AssetA>();
+        leafUUID = leaf->GetHeader().uuid;
+
+        // middle --> leaf
+        AssetB* middle = CreateAsset<AssetB>();
+        middle->GetAsset().ref_a = HardReference<AssetA> {leafUUID};
+        middleUUID = middle->GetHeader().uuid;
+
+        //   root
+        //   /  \
+        //  v    v
+        // middle --> leaf
+        AssetC* root = CreateAsset<AssetC>();
+        root->GetAsset().asset_b_ref = HardReference<AssetB> {middleUUID};
+        root->GetAsset().inner_table->asset_a_ref = HardReference<AssetA> {leafUUID};
+        rootUUID = root->GetHeader().uuid;
+
+        const HardReference<AssetC> rootRef {rootUUID};
+        const HardReference<AssetB> middleRef {middleUUID};
+        const HardReference<AssetA> leafRef {leafUUID};
+
+        ASSERT_NE(rootRef.Get(), nullptr);
+        ASSERT_NE(middleRef.Get(), nullptr);
+        ASSERT_NE(leafRef.Get(), nullptr);
+    }
+
+    // Releasing the outer HardReferences only drops root's count to zero: middle and leaf are
+    // still kept alive by root's own internal HardReferences to them.
+    EXPECT_TRUE(m_containerC.IsMarkedForRemove(rootUUID));
+    EXPECT_FALSE(m_containerB.IsMarkedForRemove(middleUUID));
+    EXPECT_FALSE(m_containerA.IsMarkedForRemove(leafUUID));
+    EXPECT_TRUE(m_library.IsLoaded(rootUUID));
+    EXPECT_TRUE(m_library.IsLoaded(middleUUID));
+    EXPECT_TRUE(m_library.IsLoaded(leafUUID));
+
+    // 1st pass: removing root destroys its HardReference to middle, dropping middle's count to
+    // zero; leaf is still held alive by middle's own HardReference to it.
+    m_library.ProcessPendingRemovals();
+    EXPECT_FALSE(m_library.IsLoaded(rootUUID));
+    EXPECT_TRUE(m_containerB.IsMarkedForRemove(middleUUID));
+    EXPECT_TRUE(m_library.IsLoaded(middleUUID));
+    EXPECT_TRUE(m_library.IsLoaded(leafUUID));
+
+    // 2nd pass: removing middle destroys its HardReference to leaf, dropping leaf's count to zero.
+    m_library.ProcessPendingRemovals();
+    EXPECT_FALSE(m_library.IsLoaded(middleUUID));
+    EXPECT_TRUE(m_containerA.IsMarkedForRemove(leafUUID));
+    EXPECT_TRUE(m_library.IsLoaded(leafUUID));
+
+    // 3rd pass: nothing references leaf anymore, it finally gets removed.
+    m_library.ProcessPendingRemovals();
+    EXPECT_FALSE(m_library.IsLoaded(leafUUID));
+}
+
+/****************************************************************************************/
+
 TEST_F(AssetLibraryFixture, SetActiveAssetLibrary_ShouldSetTheActiveAssetLibraryToTheGivenLibrary)
 {
     SetActiveAssetLibrary(&m_library);

Bigfoot/Tests/Engine/Asset/AssetTypeID.cpp

@@ -0,0 +1,34 @@
+/*********************************************************************
+ * \file   AssetTypeID.cpp
+ *
+ * \author Romain BOULLARD
+ * \date   August 2026
+ *********************************************************************/
+#include <Engine/Asset/AssetTypeID.hpp>
+
+#include <Engine/Asset/AssetTypeID_generated.hpp>
+
+#include <gtest/gtest.h>
+
+#include <limits>
+
+namespace Bigfoot
+{
+TEST(AssetTypeID, Pack_ShouldGiveAFlatAssetTypeIDWithTheSameValue)
+{
+    constexpr AssetTypeID assetTypeID = 42;
+
+    const ::Flat::Bigfoot::AssetTypeID flatAssetTypeID = flatbuffers::Pack(assetTypeID);
+    EXPECT_EQ(flatAssetTypeID.value(), assetTypeID);
+}
+
+/****************************************************************************************/
+
+TEST(AssetTypeID, UnPack_ShouldGiveBackTheOriginalValue)
+{
+    constexpr AssetTypeID assetTypeID = 42;
+
+    const ::Flat::Bigfoot::AssetTypeID flatAssetTypeID = flatbuffers::Pack(assetTypeID);
+    EXPECT_EQ(flatbuffers::UnPack(flatAssetTypeID), assetTypeID);
+}
+}   // namespace Bigfoot

Bigfoot/Tests/Engine/Asset/Reference.cpp

@@ -1,26 +1,49 @@
 /*********************************************************************
- * \file   AssetLibrary.cpp
+ * \file   Reference.cpp
  *
  * \author Romain BOULLARD
- * \date   July 2026
+ * \date   August 2026
  *********************************************************************/
+#include <Engine/Asset/Reference.hpp>
+
 #include <Engine/Asset/AssetLibrary.hpp>
 
 #include <AssetsForTesting/Asset/AssetA.hpp>
-#include <AssetsForTesting/Asset/AssetB.hpp>
-#include <AssetsForTesting/Asset/AssetC.hpp>
 
 #include <gtest/gtest.h>
 
 namespace Bigfoot
 {
-class HardReferenceFixture: public ::testing::Test
+template<class REFERENCE>
+struct RefCountTraits;
+
+template<>
+struct RefCountTraits<HardReference<AssetA>>
+{
+    [[nodiscard]]
+    static std::uint32_t Get(const ContainerHandle* p_handle)
+    {
+        return p_handle->GetHardRefCount();
+    }
+};
+
+template<>
+struct RefCountTraits<SoftReference<AssetA>>
+{
+    [[nodiscard]]
+    static std::uint32_t Get(const ContainerHandle* p_handle)
+    {
+        return p_handle->GetSoftRefCount();
+    }
+};
+
+template<class REFERENCE>
+class ReferenceFixture: public ::testing::Test
 {
   protected:
     void SetUp() override
     {
         SetActiveAssetLibrary(&m_library);
-
         std::ignore = m_library.Insert(&m_containerA);
     }
 
@@ -29,452 +52,244 @@ class HardReferenceFixture: public ::testing::Test
         SetActiveAssetLibrary(&g_assetLibrary);
     }
 
-    AssetContainer<AssetA> m_containerA;
-
-    AssetLibrary m_library;
-};
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, GetUUID_ShouldReturnTheUUID)
-{
-    UUID uuid;
-    HardReference<AssetA> hardRef {uuid};
-
-    EXPECT_EQ(hardRef.GetUUID(), uuid);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, Get_ShouldReturnTheAsset)
-{
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-
-    HardReference<AssetA> hardRef {uuid};
-
-    EXPECT_EQ(hardRef.Get(), m_containerA.Get(key));
-    EXPECT_EQ(std::as_const(hardRef).Get(), std::as_const(m_containerA).Get(key));
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, Get_ShouldReturnNullptrIfTheAssetDoesNotExist)
-{
-    UUID uuid;
-    HardReference<AssetA> hardRef {uuid};
-
-    EXPECT_EQ(hardRef.Get(), nullptr);
-    EXPECT_EQ(std::as_const(hardRef).Get(), nullptr);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, Get_ShouldReturnNullptrAfterTheAssetIsRemovedFromTheContainer)
-{
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-
-    HardReference<AssetA> hardRef {uuid};
-
-    m_containerA.Remove(uuid);
-
-    EXPECT_EQ(hardRef.Get(), nullptr);
-    EXPECT_EQ(std::as_const(hardRef).Get(), nullptr);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, ShouldTouchTheHardRefCountOfTheHandle)
-{
-    UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
-
-    EXPECT_EQ(handle->GetHardRefCount(), 0);
-
+    [[nodiscard]]
+    static std::uint32_t GetRefCount(const ContainerHandle* p_handle)
     {
-        HardReference<AssetA> hardRef1 {uuid};
-        EXPECT_EQ(handle->GetHardRefCount(), 1);
-        {
-            HardReference<AssetA> hardRef2 {uuid};
-            EXPECT_EQ(handle->GetHardRefCount(), 2);
-        }
-        EXPECT_EQ(handle->GetHardRefCount(), 1);
-    }
-
-    EXPECT_EQ(handle->GetHardRefCount(), 0);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, CopyConstructor_ShouldIncrementTheHardRefCountAndCopyTheState)
-{
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
-
-    HardReference<AssetA> hardRef1 {uuid};
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-
-    HardReference<AssetA> hardRef2 {hardRef1};
-
-    EXPECT_EQ(handle->GetHardRefCount(), 2);
-    EXPECT_EQ(hardRef2.GetUUID(), uuid);
-    EXPECT_EQ(hardRef2.Get(), m_containerA.Get(key));
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, MoveConstructor_ShouldTransferTheStateWithoutChangingTheHardRefCount)
-{
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
-
-    HardReference<AssetA> hardRef1 {uuid};
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-
-    HardReference<AssetA> hardRef2 {std::move(hardRef1)};
-
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-    EXPECT_EQ(hardRef2.GetUUID(), uuid);
-    EXPECT_EQ(hardRef2.Get(), m_containerA.Get(key));
-    EXPECT_EQ(hardRef1.GetUUID(), UUID::NULL_UUID);
-    EXPECT_EQ(hardRef1.Get(), nullptr);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, CopyAssignment_ShouldReleaseThePreviousHandleAndAcquireTheNewOne)
-{
-    UUID uuidA;
-    UUID uuidB;
-    const ContainerHandle* handleA = m_containerA.AcquireContainerHandle(uuidA);
-    const ContainerHandle* handleB = m_containerA.AcquireContainerHandle(uuidB);
-
-    HardReference<AssetA> hardRefA {uuidA};
-    HardReference<AssetA> hardRefB {uuidB};
-    EXPECT_EQ(handleA->GetHardRefCount(), 1);
-    EXPECT_EQ(handleB->GetHardRefCount(), 1);
-
-    hardRefB = hardRefA;
-
-    EXPECT_EQ(handleA->GetHardRefCount(), 2);
-    EXPECT_EQ(handleB->GetHardRefCount(), 0);
-    EXPECT_EQ(hardRefB.GetUUID(), uuidA);
-    EXPECT_EQ(hardRefB.Get(), hardRefA.Get());
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, CopyAssignment_SelfAssignment_ShouldNotChangeTheHardRefCount)
-{
-    UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
-
-    HardReference<AssetA> hardRef {uuid};
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-
-    HardReference<AssetA>* selfPtr = &hardRef;
-    hardRef = *selfPtr;
-
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-    EXPECT_EQ(hardRef.GetUUID(), uuid);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, MoveAssignment_ShouldReleaseThePreviousHandleAndTransferTheNewOne)
-{
-    UUID uuidA;
-    UUID uuidB;
-    const ContainerHandle* handleA = m_containerA.AcquireContainerHandle(uuidA);
-    const ContainerHandle* handleB = m_containerA.AcquireContainerHandle(uuidB);
-
-    HardReference<AssetA> hardRefA {uuidA};
-    HardReference<AssetA> hardRefB {uuidB};
-    EXPECT_EQ(handleA->GetHardRefCount(), 1);
-    EXPECT_EQ(handleB->GetHardRefCount(), 1);
-
-    hardRefB = std::move(hardRefA);
-
-    EXPECT_EQ(handleA->GetHardRefCount(), 1);
-    EXPECT_EQ(handleB->GetHardRefCount(), 0);
-    EXPECT_EQ(hardRefB.GetUUID(), uuidA);
-    EXPECT_EQ(hardRefA.GetUUID(), UUID::NULL_UUID);
-    EXPECT_EQ(hardRefA.Get(), nullptr);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, MoveAssignment_SelfAssignment_ShouldNotChangeTheHardRefCount)
-{
-    UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
-
-    HardReference<AssetA> hardRef {uuid};
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-
-    HardReference<AssetA>* selfPtr = &hardRef;
-    hardRef = std::move(*selfPtr);
-
-    EXPECT_EQ(handle->GetHardRefCount(), 1);
-    EXPECT_EQ(hardRef.GetUUID(), uuid);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, EqualityOperator_ShouldReturnTrueForReferencesWithTheSameUUID)
-{
-    UUID uuid;
-    HardReference<AssetA> hardRef1 {uuid};
-    HardReference<AssetA> hardRef2 {uuid};
-
-    EXPECT_EQ(hardRef1, hardRef2);
-}
-
-/****************************************************************************************/
-
-TEST_F(HardReferenceFixture, EqualityOperator_ShouldReturnFalseForReferencesWithDifferentUUIDs)
-{
-    UUID uuid1;
-    UUID uuid2;
-    HardReference<AssetA> hardRef1 {uuid1};
-    HardReference<AssetA> hardRef2 {uuid2};
-
-    EXPECT_NE(hardRef1, hardRef2);
-}
-
-/****************************************************************************************/
-
-class SoftReferenceFixture: public ::testing::Test
-{
-  protected:
-    void SetUp() override
-    {
-        SetActiveAssetLibrary(&m_library);
-
-        std::ignore = m_library.Insert(&m_containerA);
-    }
-
-    void TearDown() override
-    {
-        SetActiveAssetLibrary(&g_assetLibrary);
+        return RefCountTraits<REFERENCE>::Get(p_handle);
     }
 
     AssetContainer<AssetA> m_containerA;
-
     AssetLibrary m_library;
 };
 
+class ReferenceTypeNameGenerator
+{
+  public:
+    template<typename T>
+    static std::string GetName([[maybe_unused]] int p_index)
+    {
+        if constexpr (std::is_same_v<T, HardReference<AssetA>>)
+        {
+            return "HardReference";
+        }
+        if constexpr (std::is_same_v<T, SoftReference<AssetA>>)
+        {
+            return "SoftReference";
+        }
+    }
+};
+
+using ReferenceTypes = ::testing::Types<HardReference<AssetA>, SoftReference<AssetA>>;
+TYPED_TEST_SUITE(ReferenceFixture, ReferenceTypes, ReferenceTypeNameGenerator);
+
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, GetUUID_ShouldReturnTheUUID)
+TYPED_TEST(ReferenceFixture, GetUUID_ShouldReturnTheUUID)
 {
     UUID uuid;
-    SoftReference<AssetA> hardRef {uuid};
+    TypeParam ref {uuid};
 
-    EXPECT_EQ(hardRef.GetUUID(), uuid);
+    EXPECT_EQ(ref.GetUUID(), uuid);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, Get_ShouldReturnTheAsset)
+TYPED_TEST(ReferenceFixture, Get_ShouldReturnTheAsset)
 {
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
+    const AssetA* inserted = CreateAsset<AssetA>();
+    const UUID uuid = inserted->GetHeader().uuid;
 
-    SoftReference<AssetA> hardRef {uuid};
+    TypeParam ref {uuid};
 
-    EXPECT_EQ(hardRef.Get(), m_containerA.Get(key));
-    EXPECT_EQ(std::as_const(hardRef).Get(), std::as_const(m_containerA).Get(key));
+    EXPECT_EQ(ref.Get(), inserted);
+    EXPECT_EQ(std::as_const(ref).Get(), inserted);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, Get_ShouldReturnNullptrIfTheAssetDoesNotExist)
+TYPED_TEST(ReferenceFixture, Get_ShouldReturnNullptrIfTheAssetDoesNotExist)
 {
     UUID uuid;
-    SoftReference<AssetA> hardRef {uuid};
+    TypeParam ref {uuid};
 
-    EXPECT_EQ(hardRef.Get(), nullptr);
-    EXPECT_EQ(std::as_const(hardRef).Get(), nullptr);
+    EXPECT_EQ(ref.Get(), nullptr);
+    EXPECT_EQ(std::as_const(ref).Get(), nullptr);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, Get_ShouldReturnNullptrAfterTheAssetIsRemovedFromTheContainer)
+TYPED_TEST(ReferenceFixture, Get_ShouldReturnNullptrAfterTheAssetIsRemovedFromTheContainer)
 {
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
+    const AssetA* inserted = CreateAsset<AssetA>();
+    const UUID uuid = inserted->GetHeader().uuid;
 
-    SoftReference<AssetA> hardRef {uuid};
+    TypeParam ref {uuid};
 
-    m_containerA.Remove(uuid);
+    this->m_containerA.Remove(uuid);
 
-    EXPECT_EQ(hardRef.Get(), nullptr);
-    EXPECT_EQ(std::as_const(hardRef).Get(), nullptr);
+    EXPECT_EQ(ref.Get(), nullptr);
+    EXPECT_EQ(std::as_const(ref).Get(), nullptr);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, ShouldTouchTheSoftRefCountOfTheHandle)
+TYPED_TEST(ReferenceFixture, ShouldTouchTheRefCountOfTheHandle)
 {
     UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
+    const ContainerHandle* handle = this->m_containerA.AcquireContainerHandle(uuid);
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 0);
+    EXPECT_EQ(this->GetRefCount(handle), 0);
 
     {
-        SoftReference<AssetA> softRef1 {uuid};
-        EXPECT_EQ(handle->GetSoftRefCount(), 1);
+        TypeParam ref1 {uuid};
+        EXPECT_EQ(this->GetRefCount(handle), 1);
         {
-            SoftReference<AssetA> softRef2 {uuid};
-            EXPECT_EQ(handle->GetSoftRefCount(), 2);
+            TypeParam ref2 {uuid};
+            EXPECT_EQ(this->GetRefCount(handle), 2);
         }
-        EXPECT_EQ(handle->GetSoftRefCount(), 1);
+        EXPECT_EQ(this->GetRefCount(handle), 1);
     }
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 0);
+    EXPECT_EQ(this->GetRefCount(handle), 0);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, CopyConstructor_ShouldIncrementTheSoftRefCountAndCopyTheState)
+TYPED_TEST(ReferenceFixture, CopyConstructor_ShouldIncrementTheRefCountAndCopyTheState)
 {
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
+    const AssetA* inserted = CreateAsset<AssetA>();
+    const UUID uuid = inserted->GetHeader().uuid;
+    const ContainerHandle* handle = this->m_containerA.AcquireContainerHandle(uuid);
 
-    SoftReference<AssetA> softRef1 {uuid};
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
+    TypeParam ref1 {uuid};
+    EXPECT_EQ(this->GetRefCount(handle), 1);
 
-    SoftReference<AssetA> softRef2 {softRef1};
+    TypeParam ref2 {ref1};
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 2);
-    EXPECT_EQ(softRef2.GetUUID(), uuid);
-    EXPECT_EQ(softRef2.Get(), m_containerA.Get(key));
+    EXPECT_EQ(this->GetRefCount(handle), 2);
+    EXPECT_EQ(ref2.GetUUID(), uuid);
+    EXPECT_EQ(ref2.Get(), inserted);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, MoveConstructor_ShouldTransferTheStateWithoutChangingTheSoftRefCount)
+TYPED_TEST(ReferenceFixture, MoveConstructor_ShouldTransferTheStateWithoutChangingTheRefCount)
 {
-    const auto key = m_containerA.Insert();
-    const UUID uuid = m_containerA.Get(key)->GetHeader().uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
+    const AssetA* inserted = CreateAsset<AssetA>();
+    const UUID uuid = inserted->GetHeader().uuid;
+    const ContainerHandle* handle = this->m_containerA.AcquireContainerHandle(uuid);
 
-    SoftReference<AssetA> softRef1 {uuid};
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
+    TypeParam ref1 {uuid};
+    EXPECT_EQ(this->GetRefCount(handle), 1);
 
-    SoftReference<AssetA> softRef2 {std::move(softRef1)};
+    TypeParam ref2 {std::move(ref1)};
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
-    EXPECT_EQ(softRef2.GetUUID(), uuid);
-    EXPECT_EQ(softRef2.Get(), m_containerA.Get(key));
-    EXPECT_EQ(softRef1.GetUUID(), UUID::NULL_UUID);
-    EXPECT_EQ(softRef1.Get(), nullptr);
+    EXPECT_EQ(this->GetRefCount(handle), 1);
+    EXPECT_EQ(ref2.GetUUID(), uuid);
+    EXPECT_EQ(ref2.Get(), inserted);
+    EXPECT_EQ(ref1.GetUUID(), UUID::NULL_UUID);
+    EXPECT_EQ(ref1.Get(), nullptr);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, CopyAssignment_ShouldReleaseThePreviousHandleAndAcquireTheNewOne)
+TYPED_TEST(ReferenceFixture, CopyAssignment_ShouldReleaseThePreviousHandleAndAcquireTheNewOne)
 {
     UUID uuidA;
     UUID uuidB;
-    const ContainerHandle* handleA = m_containerA.AcquireContainerHandle(uuidA);
-    const ContainerHandle* handleB = m_containerA.AcquireContainerHandle(uuidB);
+    const ContainerHandle* handleA = this->m_containerA.AcquireContainerHandle(uuidA);
+    const ContainerHandle* handleB = this->m_containerA.AcquireContainerHandle(uuidB);
 
-    SoftReference<AssetA> softRefA {uuidA};
-    SoftReference<AssetA> softRefB {uuidB};
-    EXPECT_EQ(handleA->GetSoftRefCount(), 1);
-    EXPECT_EQ(handleB->GetSoftRefCount(), 1);
+    TypeParam refA {uuidA};
+    TypeParam refB {uuidB};
+    EXPECT_EQ(this->GetRefCount(handleA), 1);
+    EXPECT_EQ(this->GetRefCount(handleB), 1);
 
-    softRefB = softRefA;
+    refB = refA;
 
-    EXPECT_EQ(handleA->GetSoftRefCount(), 2);
-    EXPECT_EQ(handleB->GetSoftRefCount(), 0);
-    EXPECT_EQ(softRefB.GetUUID(), uuidA);
-    EXPECT_EQ(softRefB.Get(), softRefA.Get());
+    EXPECT_EQ(this->GetRefCount(handleA), 2);
+    EXPECT_EQ(this->GetRefCount(handleB), 0);
+    EXPECT_EQ(refB.GetUUID(), uuidA);
+    EXPECT_EQ(refB.Get(), refA.Get());
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, CopyAssignment_SelfAssignment_ShouldNotChangeTheSoftRefCount)
+TYPED_TEST(ReferenceFixture, CopyAssignment_SelfAssignment_ShouldNotChangeTheRefCount)
 {
     UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
+    const ContainerHandle* handle = this->m_containerA.AcquireContainerHandle(uuid);
 
-    SoftReference<AssetA> softRef {uuid};
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
+    TypeParam ref {uuid};
+    EXPECT_EQ(this->GetRefCount(handle), 1);
 
-    SoftReference<AssetA>* selfPtr = &softRef;
-    softRef = *selfPtr;
+    TypeParam* selfPtr = &ref;
+    ref = *selfPtr;
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
-    EXPECT_EQ(softRef.GetUUID(), uuid);
+    EXPECT_EQ(this->GetRefCount(handle), 1);
+    EXPECT_EQ(ref.GetUUID(), uuid);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, MoveAssignment_ShouldReleaseThePreviousHandleAndTransferTheNewOne)
+TYPED_TEST(ReferenceFixture, MoveAssignment_ShouldReleaseThePreviousHandleAndTransferTheNewOne)
 {
     UUID uuidA;
     UUID uuidB;
-    const ContainerHandle* handleA = m_containerA.AcquireContainerHandle(uuidA);
-    const ContainerHandle* handleB = m_containerA.AcquireContainerHandle(uuidB);
+    const ContainerHandle* handleA = this->m_containerA.AcquireContainerHandle(uuidA);
+    const ContainerHandle* handleB = this->m_containerA.AcquireContainerHandle(uuidB);
 
-    SoftReference<AssetA> softRefA {uuidA};
-    SoftReference<AssetA> softRefB {uuidB};
-    EXPECT_EQ(handleA->GetSoftRefCount(), 1);
-    EXPECT_EQ(handleB->GetSoftRefCount(), 1);
+    TypeParam refA {uuidA};
+    TypeParam refB {uuidB};
+    EXPECT_EQ(this->GetRefCount(handleA), 1);
+    EXPECT_EQ(this->GetRefCount(handleB), 1);
 
-    softRefB = std::move(softRefA);
+    refB = std::move(refA);
 
-    EXPECT_EQ(handleA->GetSoftRefCount(), 1);
-    EXPECT_EQ(handleB->GetSoftRefCount(), 0);
-    EXPECT_EQ(softRefB.GetUUID(), uuidA);
-    EXPECT_EQ(softRefA.GetUUID(), UUID::NULL_UUID);
-    EXPECT_EQ(softRefA.Get(), nullptr);
+    EXPECT_EQ(this->GetRefCount(handleA), 1);
+    EXPECT_EQ(this->GetRefCount(handleB), 0);
+    EXPECT_EQ(refB.GetUUID(), uuidA);
+    EXPECT_EQ(refA.GetUUID(), UUID::NULL_UUID);
+    EXPECT_EQ(refA.Get(), nullptr);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, MoveAssignment_SelfAssignment_ShouldNotChangeTheSoftRefCount)
+TYPED_TEST(ReferenceFixture, MoveAssignment_SelfAssignment_ShouldNotChangeTheRefCount)
 {
     UUID uuid;
-    const ContainerHandle* handle = m_containerA.AcquireContainerHandle(uuid);
+    const ContainerHandle* handle = this->m_containerA.AcquireContainerHandle(uuid);
 
-    SoftReference<AssetA> softRef {uuid};
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
+    TypeParam ref {uuid};
+    EXPECT_EQ(this->GetRefCount(handle), 1);
 
-    SoftReference<AssetA>* selfPtr = &softRef;
-    softRef = std::move(*selfPtr);
+    TypeParam* selfPtr = &ref;
+    ref = std::move(*selfPtr);
 
-    EXPECT_EQ(handle->GetSoftRefCount(), 1);
-    EXPECT_EQ(softRef.GetUUID(), uuid);
+    EXPECT_EQ(this->GetRefCount(handle), 1);
+    EXPECT_EQ(ref.GetUUID(), uuid);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, EqualityOperator_ShouldReturnTrueForReferencesWithTheSameUUID)
+TYPED_TEST(ReferenceFixture, EqualityOperator_ShouldReturnTrueForReferencesWithTheSameUUID)
 {
     UUID uuid;
-    SoftReference<AssetA> softRef1 {uuid};
-    SoftReference<AssetA> softRef2 {uuid};
+    TypeParam ref1 {uuid};
+    TypeParam ref2 {uuid};
 
-    EXPECT_EQ(softRef1, softRef2);
+    EXPECT_EQ(ref1, ref2);
 }
 
 /****************************************************************************************/
 
-TEST_F(SoftReferenceFixture, EqualityOperator_ShouldReturnFalseForReferencesWithDifferentUUIDs)
+TYPED_TEST(ReferenceFixture, EqualityOperator_ShouldReturnFalseForReferencesWithDifferentUUIDs)
 {
     UUID uuid1;
     UUID uuid2;
-    SoftReference<AssetA> softRef1 {uuid1};
-    SoftReference<AssetA> softRef2 {uuid2};
+    TypeParam ref1 {uuid1};
+    TypeParam ref2 {uuid2};
 
-    EXPECT_NE(softRef1, softRef2);
+    EXPECT_NE(ref1, ref2);
 }
 }   // namespace Bigfoot

Bigfoot/Tests/Engine/BigFile/BigFile.cpp

@@ -11,7 +11,11 @@
 #include <EngineTests/BigFileInfo_generated.hpp>
 
 #include <AssetsForTesting/Asset/AssetA.hpp>
+#include <AssetsForTesting/Asset/AssetB.hpp>
+#include <AssetsForTesting/Asset/AssetC.hpp>
 
+#include <EASTL/array.h>
+#include <gmock/gmock.h>
 #include <gtest/gtest.h>
 
 #include <chrono>
@@ -25,8 +29,49 @@ class BigFileFixture: public ::testing::Test
   protected:
     void SetUp() override
     {
-        BigFile::Request {m_bigFile, "DELETE FROM Asset;"}.Execute();
-        BigFile::Request {m_bigFile, "DELETE FROM AssetMetadata;"}.Execute();
+        m_bigFile.Clear();
+    }
+
+    /*
+     * Packs an asset and saves it to the BigFile
+     *
+     * \param p_asset The asset to save
+     * \return The UUID the asset was saved under
+     */
+    template<class ASSET>
+    UUID SaveAsset(ASSET& p_asset)
+    {
+        const eastl::vector<std::byte> flatbuffer = p_asset.Pack();
+
+        m_bigFile.SaveAssetFlatbuffer(p_asset.GetHeader().uuid, flatbuffer, p_asset.GetHardReferences(flatbuffer));
+
+        return p_asset.GetHeader().uuid;
+    }
+
+    /*
+     * Packs and saves several assets to the BigFile in a single SaveAssetFlatbuffers
+     *
+     * \param p_assets The assets to save
+     */
+    void SaveAssets(const eastl::vector<AssetBase*>& p_assets)
+    {
+        eastl::vector<UUID> uuids;
+        eastl::vector<eastl::vector<std::byte>> flatbuffers;
+        eastl::vector<eastl::vector<UUID>> hardReferences;
+
+        uuids.reserve(p_assets.size());
+        flatbuffers.reserve(p_assets.size());
+        hardReferences.reserve(p_assets.size());
+
+        for (AssetBase* const asset: p_assets)
+        {
+            eastl::vector<std::byte> flatbuffer = asset->Pack();
+            hardReferences.push_back(asset->GetHardReferences(flatbuffer));
+            uuids.push_back(asset->GetHeader().uuid);
+            flatbuffers.push_back(std::move(flatbuffer));
+        }
+
+        m_bigFile.SaveAssetFlatbuffers(uuids, flatbuffers, hardReferences);
     }
 
     BigFile m_bigFile {File {BIGFILE_ENGINETESTS_LOCATION}};
@@ -34,11 +79,39 @@ class BigFileFixture: public ::testing::Test
 
 /****************************************************************************************/
 
-TEST_F(BigFileFixture, GetAssetFlatbuffer_ShouldReturnNulloptForNonExistentUUID)
+TEST_F(BigFileFixture, Clear_ShouldRemoveAllAssetsMetadataAndHardReferences)
+{
+    AssetA referencedAsset;
+    referencedAsset.SetName("referenced");
+    SaveAsset(referencedAsset);
+
+    AssetB asset;
+    asset.SetName("hello");
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAsset.GetHeader().uuid};
+    SaveAsset(asset);
+
+    ASSERT_TRUE(m_bigFile.Has(referencedAsset.GetHeader().uuid));
+    ASSERT_TRUE(m_bigFile.Has(asset.GetHeader().uuid));
+    ASSERT_FALSE(m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid).empty());
+
+    m_bigFile.Clear();
+
+    EXPECT_FALSE(m_bigFile.Has(referencedAsset.GetHeader().uuid));
+    EXPECT_FALSE(m_bigFile.Has(asset.GetHeader().uuid));
+
+    EXPECT_TRUE(m_bigFile.GetAssetFlatbuffer(referencedAsset.GetHeader().uuid).empty());
+    EXPECT_TRUE(m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid).empty());
+
+    EXPECT_TRUE(m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid).empty());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetFlatbuffer_ShouldReturnEmptyForNonExistentUUID)
 {
     const UUID uuid;
 
-    EXPECT_FALSE(m_bigFile.GetAssetFlatbuffer(uuid).has_value());
+    EXPECT_TRUE(m_bigFile.GetAssetFlatbuffer(uuid).empty());
 }
 
 /****************************************************************************************/
@@ -49,294 +122,422 @@ TEST_F(BigFileFixture, GetAssetFlatbuffer_ShouldGetTheAssetFlatbuffer)
     asset.SetName("hello");
     asset.GetAsset().health = 42;
     asset.GetAsset().mana = 7;
-    const eastl::vector<std::byte> flatbuffer = asset.Pack();
+    SaveAsset(asset);
 
-    const AssetMetadata metadata {.m_uuid = asset.GetHeader().uuid,
-                                  .m_name = asset.GetHeader().name,
-                                  .m_typeID = asset.GetHeader().type_id,
-                                  .m_typeName = asset.GetHeader().type_name};
-
-    m_bigFile.SaveAssetFlatbuffer(metadata, flatbuffer);
-
-    const eastl::optional<eastl::vector<std::byte>> savedFlatbuffer = m_bigFile.GetAssetFlatbuffer(
-        asset.GetHeader().uuid);
-    ASSERT_TRUE(savedFlatbuffer.has_value());
-    EXPECT_EQ(*savedFlatbuffer, flatbuffer);
+    const eastl::vector<std::byte> savedFlatbuffer = m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid);
+    EXPECT_EQ(savedFlatbuffer, asset.Pack());
 }
 
 /****************************************************************************************/
 
-TEST_F(BigFileFixture, GetAssetFlatbuffers_ShouldOmitUUIDsThatDoNotExist)
+TEST_F(BigFileFixture, GetAssetFlatbuffers_ShouldReturnEmptyForUUIDsThatDoNotExist)
 {
     AssetA assetA;
     assetA.SetName("hello");
-    const eastl::vector<std::byte> flatbufferA = assetA.Pack();
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = assetA.GetHeader().uuid,
-                                                 .m_name = assetA.GetHeader().name,
-                                                 .m_typeID = assetA.GetHeader().type_id,
-                                                 .m_typeName = assetA.GetHeader().type_name},
-                                  flatbufferA);
+    SaveAsset(assetA);
 
     AssetA assetB;
     assetB.SetName("world");
-    const eastl::vector<std::byte> flatbufferB = assetB.Pack();
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = assetB.GetHeader().uuid,
-                                                 .m_name = assetB.GetHeader().name,
-                                                 .m_typeID = assetB.GetHeader().type_id,
-                                                 .m_typeName = assetB.GetHeader().type_name},
-                                  flatbufferB);
+    SaveAsset(assetB);
 
-    const eastl::vector<UUID> uuids {assetA.GetHeader().uuid, UUID {}, assetB.GetHeader().uuid};
+    const eastl::array<UUID, 3> uuids {assetA.GetHeader().uuid, UUID {}, assetB.GetHeader().uuid};
 
     const eastl::vector<eastl::vector<std::byte>> flatbuffers = m_bigFile.GetAssetFlatbuffers(uuids);
 
-    ASSERT_EQ(flatbuffers.size(), 2);
-    EXPECT_TRUE((flatbuffers[0] == flatbufferA && flatbuffers[1] == flatbufferB) ||
-                (flatbuffers[0] == flatbufferB && flatbuffers[1] == flatbufferA));
+    ASSERT_EQ(flatbuffers.size(), 3);
+    EXPECT_EQ(flatbuffers[0], assetA.Pack());
+    EXPECT_TRUE(flatbuffers[1].empty());
+    EXPECT_EQ(flatbuffers[2], assetB.Pack());
 }
 
 /****************************************************************************************/
 
-TEST_F(BigFileFixture, GetAssetFlatbuffers_ShouldNotDuplicateResultsForADuplicateUUID)
+TEST_F(BigFileFixture, GetAssetFlatbuffers_ShouldReturnEmptyForASingleUUIDThatDoesNotExist)
 {
-    AssetA assetA;
-    assetA.SetName("hello");
-    const eastl::vector<std::byte> flatbufferA = assetA.Pack();
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = assetA.GetHeader().uuid,
-                                                 .m_name = assetA.GetHeader().name,
-                                                 .m_typeID = assetA.GetHeader().type_id,
-                                                 .m_typeName = assetA.GetHeader().type_name},
-                                  flatbufferA);
-
-    const eastl::vector<UUID> uuids {assetA.GetHeader().uuid, assetA.GetHeader().uuid};
+    const eastl::array<UUID, 1> uuids {UUID {}};
 
     const eastl::vector<eastl::vector<std::byte>> flatbuffers = m_bigFile.GetAssetFlatbuffers(uuids);
 
     ASSERT_EQ(flatbuffers.size(), 1);
-    EXPECT_EQ(flatbuffers[0], flatbufferA);
+    EXPECT_TRUE(flatbuffers[0].empty());
 }
 
 /****************************************************************************************/
 
-TEST_F(BigFileFixture, GetAssetMetadata_ShouldReturnNulloptForNonExistentUUID)
-{
-    const UUID uuid;
-
-    EXPECT_FALSE(m_bigFile.GetAssetMetadata(uuid).has_value());
-}
-
-/****************************************************************************************/
-
-TEST_F(BigFileFixture, GetAssetMetadata_ShouldGetTheAssetMetadata)
-{
-    AssetA asset;
-    asset.SetName("hello");
-    asset.GetAsset().health = 42;
-    asset.GetAsset().mana = 7;
-    const eastl::vector<std::byte> flatbuffer = asset.Pack();
-
-    const AssetMetadata metadata {.m_uuid = asset.GetHeader().uuid,
-                                  .m_name = asset.GetHeader().name,
-                                  .m_typeID = asset.GetHeader().type_id,
-                                  .m_typeName = asset.GetHeader().type_name};
-
-    m_bigFile.SaveAssetFlatbuffer(metadata, flatbuffer);
-
-    const eastl::optional<AssetMetadata> savedMetadata = m_bigFile.GetAssetMetadata(asset.GetHeader().uuid);
-    ASSERT_TRUE(savedMetadata.has_value());
-
-    EXPECT_EQ(savedMetadata->m_uuid, metadata.m_uuid);
-    EXPECT_EQ(savedMetadata->m_name, metadata.m_name);
-    EXPECT_EQ(savedMetadata->m_typeID, metadata.m_typeID);
-    EXPECT_EQ(savedMetadata->m_typeName, metadata.m_typeName);
-    EXPECT_GT(savedMetadata->m_creationTime, Time {0});
-    EXPECT_GT(savedMetadata->m_modificationTime, Time {0});
-}
-
-/****************************************************************************************/
-
-TEST_F(BigFileFixture, GetAssetMetadatas_ShouldOmitUUIDsThatDoNotExist)
+TEST_F(BigFileFixture, GetAssetFlatbuffers_ShouldDuplicateResultsForADuplicateUUID)
 {
     AssetA assetA;
     assetA.SetName("hello");
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = assetA.GetHeader().uuid,
-                                                 .m_name = assetA.GetHeader().name,
-                                                 .m_typeID = assetA.GetHeader().type_id,
-                                                 .m_typeName = assetA.GetHeader().type_name},
-                                  assetA.Pack());
+    SaveAsset(assetA);
 
-    AssetA assetB;
-    assetB.SetName("world");
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = assetB.GetHeader().uuid,
-                                                 .m_name = assetB.GetHeader().name,
-                                                 .m_typeID = assetB.GetHeader().type_id,
-                                                 .m_typeName = assetB.GetHeader().type_name},
-                                  assetB.Pack());
+    const eastl::array<UUID, 2> uuids {assetA.GetHeader().uuid, assetA.GetHeader().uuid};
+
+    const eastl::vector<eastl::vector<std::byte>> flatbuffers = m_bigFile.GetAssetFlatbuffers(uuids);
+
+    ASSERT_EQ(flatbuffers.size(), 2);
+    EXPECT_EQ(flatbuffers[0], assetA.Pack());
+    EXPECT_EQ(flatbuffers[1], assetA.Pack());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetHardReference_ShouldReturnEmptyVectorForNonExistentUUID)
+{
+    const UUID uuid;
+
+    const eastl::vector<UUID> hardReferences = m_bigFile.GetAssetHardReferences(uuid);
+
+    EXPECT_TRUE(hardReferences.empty());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetHardReference_ShouldGetTheAssetHardReferences)
+{
+    AssetA referencedAssetX;
+    referencedAssetX.SetName("referencedX");
+
+    AssetA referencedAssetY;
+    referencedAssetY.SetName("referencedY");
+
+    AssetB asset;
+    asset.SetName("hello");
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetX.GetHeader().uuid};
+    asset.GetAsset().refs_a.push_back(SoftReference<AssetA> {referencedAssetY.GetHeader().uuid});
+    SaveAsset(asset);
+
+    const eastl::vector<UUID> hardReferences = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+
+    EXPECT_THAT(hardReferences, ::testing::ElementsAre(referencedAssetX.GetHeader().uuid));
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetHardReferences_ShouldReturnEmptyVectorsForUUIDsThatDoNotExistOrHaveNoReferences)
+{
+    AssetA referencedAsset;
+    referencedAsset.SetName("referenced");
+
+    AssetA assetWithoutReferences;
+    assetWithoutReferences.SetName("noRefs");
+    SaveAsset(assetWithoutReferences);
+
+    AssetB assetWithReferences;
+    assetWithReferences.SetName("withRefs");
+    assetWithReferences.GetAsset().ref_a = HardReference<AssetA> {referencedAsset.GetHeader().uuid};
+    SaveAsset(assetWithReferences);
 
     const UUID missingUUID;
-    const eastl::vector<UUID> uuids {assetA.GetHeader().uuid, missingUUID, assetB.GetHeader().uuid};
+    const eastl::array<UUID, 3> uuids {assetWithoutReferences.GetHeader().uuid,
+                                       missingUUID,
+                                       assetWithReferences.GetHeader().uuid};
 
-    const eastl::vector<AssetMetadata> metadatas = m_bigFile.GetAssetMetadatas(uuids);
+    const eastl::vector<eastl::vector<UUID>> hardReferences = m_bigFile.GetAssetsHardReferences(uuids);
 
-    ASSERT_EQ(metadatas.size(), 2);
-    EXPECT_TRUE((metadatas[0].m_uuid == assetA.GetHeader().uuid && metadatas[0].m_name == "hello" &&
-                 metadatas[1].m_uuid == assetB.GetHeader().uuid && metadatas[1].m_name == "world") ||
-                (metadatas[0].m_uuid == assetB.GetHeader().uuid && metadatas[0].m_name == "world" &&
-                 metadatas[1].m_uuid == assetA.GetHeader().uuid && metadatas[1].m_name == "hello"));
+    ASSERT_EQ(hardReferences.size(), 3);
+    EXPECT_TRUE(hardReferences[0].empty());
+    EXPECT_TRUE(hardReferences[1].empty());
+    ASSERT_EQ(hardReferences[2].size(), 1);
+    EXPECT_EQ(hardReferences[2][0], referencedAsset.GetHeader().uuid);
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetHardReferences_ShouldDuplicateResultsForADuplicateUUID)
+{
+    AssetA referencedAssetX;
+    referencedAssetX.SetName("referencedX");
+
+    AssetA referencedAssetY;
+    referencedAssetY.SetName("referencedY");
+
+    AssetB asset;
+    asset.SetName("hello");
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetX.GetHeader().uuid};
+    asset.GetAsset().refs_a.push_back(SoftReference<AssetA> {referencedAssetY.GetHeader().uuid});
+    SaveAsset(asset);
+
+    const eastl::array<UUID, 2> uuids {asset.GetHeader().uuid, asset.GetHeader().uuid};
+
+    const eastl::vector<eastl::vector<UUID>> hardReferences = m_bigFile.GetAssetsHardReferences(uuids);
+
+    ASSERT_EQ(hardReferences.size(), 2);
+    for (const eastl::vector<UUID>& entry: hardReferences)
+    {
+        EXPECT_THAT(entry, ::testing::ElementsAre(referencedAssetX.GetHeader().uuid));
+    }
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetTime_ShouldReturnNulloptForNonExistentUUID)
+{
+    const UUID uuid;
+
+    EXPECT_FALSE(m_bigFile.GetAssetTime(uuid).has_value());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetTime_ShouldReturnCreationAndModificationTimeOnFirstSave)
+{
+    AssetA asset;
+    asset.SetName("hello");
+
+    const std::uint64_t beforeSave = Time::Now().GetEpoch();
+    SaveAsset(asset);
+
+    const eastl::optional<BigFile::AssetTime> assetTime = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(assetTime.has_value());
+
+    constexpr std::uint64_t TOLERANCE_MICROSECONDS = 1'000'000;
+    const std::uint64_t creationEpoch = assetTime->m_creationTime.GetEpoch();
+    const std::uint64_t delta = creationEpoch > beforeSave ? creationEpoch - beforeSave : beforeSave - creationEpoch;
+    EXPECT_LE(delta, TOLERANCE_MICROSECONDS);
+    EXPECT_EQ(assetTime->m_creationTime, assetTime->m_modificationTime);
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, SaveAssetFlatbuffer_ShouldUpdateModificationTimeButNotCreationTimeOnSecondSave)
+{
+    AssetA asset;
+    asset.SetName("hello");
+    SaveAsset(asset);
+
+    const eastl::optional<BigFile::AssetTime> firstAssetTime = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(firstAssetTime.has_value());
+
+    std::this_thread::sleep_for(std::chrono::milliseconds(20));
+
+    asset.GetAsset().health = 42;
+    SaveAsset(asset);
+
+    const eastl::optional<BigFile::AssetTime> secondAssetTime = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(secondAssetTime.has_value());
+
+    EXPECT_EQ(secondAssetTime->m_creationTime, firstAssetTime->m_creationTime);
+    EXPECT_GT(secondAssetTime->m_modificationTime.GetEpoch(), firstAssetTime->m_modificationTime.GetEpoch());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, SaveAssetFlatbuffers_ShouldUpdateModificationTimeButNotCreationTimeOnSecondSave)
+{
+    AssetA asset;
+    asset.SetName("hello");
+    SaveAssets({&asset});
+
+    const eastl::optional<BigFile::AssetTime> firstAssetTime = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(firstAssetTime.has_value());
+
+    std::this_thread::sleep_for(std::chrono::milliseconds(20));
+
+    asset.GetAsset().health = 42;
+    SaveAssets({&asset});
+
+    const eastl::optional<BigFile::AssetTime> secondAssetTime = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(secondAssetTime.has_value());
+
+    EXPECT_EQ(secondAssetTime->m_creationTime, firstAssetTime->m_creationTime);
+    EXPECT_GT(secondAssetTime->m_modificationTime.GetEpoch(), firstAssetTime->m_modificationTime.GetEpoch());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetsTime_ShouldReturnNulloptForUUIDsThatDoNotExist)
+{
+    AssetA asset;
+    asset.SetName("hello");
+    SaveAsset(asset);
+
+    const UUID missingUUID;
+    const eastl::array<UUID, 2> uuids {asset.GetHeader().uuid, missingUUID};
+
+    const eastl::vector<eastl::optional<BigFile::AssetTime>> times = m_bigFile.GetAssetsTime(uuids);
+
+    ASSERT_EQ(times.size(), 2);
+    EXPECT_TRUE(times[0].has_value());
+    EXPECT_FALSE(times[1].has_value());
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, GetAssetsTime_ShouldDuplicateResultsForADuplicateUUID)
+{
+    AssetA asset;
+    asset.SetName("hello");
+    SaveAsset(asset);
+
+    const eastl::optional<BigFile::AssetTime> expected = m_bigFile.GetAssetTime(asset.GetHeader().uuid);
+    ASSERT_TRUE(expected.has_value());
+
+    const eastl::array<UUID, 2> uuids {asset.GetHeader().uuid, asset.GetHeader().uuid};
+
+    const eastl::vector<eastl::optional<BigFile::AssetTime>> times = m_bigFile.GetAssetsTime(uuids);
+
+    ASSERT_EQ(times.size(), 2);
+    ASSERT_TRUE(times[0].has_value());
+    ASSERT_TRUE(times[1].has_value());
+    EXPECT_EQ(*times[0], *expected);
+    EXPECT_EQ(*times[1], *expected);
+}
+
+/****************************************************************************************/
+
+TEST_F(BigFileFixture, Clear_ShouldRemoveAssetTime)
+{
+    AssetA asset;
+    asset.SetName("hello");
+    SaveAsset(asset);
+
+    ASSERT_TRUE(m_bigFile.GetAssetTime(asset.GetHeader().uuid).has_value());
+
+    m_bigFile.Clear();
+
+    EXPECT_FALSE(m_bigFile.GetAssetTime(asset.GetHeader().uuid).has_value());
 }
 
 /****************************************************************************************/
 
 TEST_F(BigFileFixture, SaveAssetFlatbuffer_ShouldSaveTheAsset)
 {
-    AssetA asset;
+    AssetA referencedAsset;
+    referencedAsset.SetName("referenced");
+
+    AssetB asset;
     asset.SetName("hello");
-    asset.GetAsset().health = 42;
-    asset.GetAsset().mana = 7;
-    const eastl::vector<std::byte> flatbuffer = asset.Pack();
-
-    const AssetMetadata metadata {.m_uuid = asset.GetHeader().uuid,
-                                  .m_name = asset.GetHeader().name,
-                                  .m_typeID = asset.GetHeader().type_id,
-                                  .m_typeName = asset.GetHeader().type_name};
-
-    m_bigFile.SaveAssetFlatbuffer(metadata, flatbuffer);
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAsset.GetHeader().uuid};
+    SaveAsset(asset);
 
     EXPECT_TRUE(m_bigFile.Has(asset.GetHeader().uuid));
+
+    const eastl::vector<UUID> hardReferences = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+    ASSERT_EQ(hardReferences.size(), 1);
+    EXPECT_EQ(hardReferences[0], referencedAsset.GetHeader().uuid);
 }
 
 /****************************************************************************************/
 
 TEST_F(BigFileFixture, SaveAssetFlatbuffer_ShouldUpdateTheDataWhenCalledTwice)
 {
-    const UUID uuid;
+    AssetA referencedAssetX;
+    referencedAssetX.SetName("referencedX");
 
-    AssetA asset;
-    asset.GetAsset().health = 1;
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = uuid,
-                                                 .m_name = "hello",
-                                                 .m_typeID = AssetA::GetTypeID(),
-                                                 .m_typeName = eastl::string {AssetA::GetTypeName()}},
-                                  asset.Pack());
+    AssetA referencedAssetY;
+    referencedAssetY.SetName("referencedY");
 
-    const eastl::optional<AssetMetadata> savedMetadata1 = m_bigFile.GetAssetMetadata(uuid);
-    ASSERT_TRUE(savedMetadata1.has_value());
-    EXPECT_EQ(savedMetadata1->m_name, "hello");
-    EXPECT_EQ(savedMetadata1->m_typeID, AssetA::GetTypeID());
-    EXPECT_EQ(savedMetadata1->m_typeName, eastl::string {AssetA::GetTypeName()});
-    EXPECT_EQ(savedMetadata1->m_modificationTime, savedMetadata1->m_creationTime);
+    AssetB asset;
+    asset.GetAsset().count = 1;
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetX.GetHeader().uuid};
+    SaveAsset(asset);
 
-    const eastl::optional<eastl::vector<std::byte>> savedFlatbuffer1 = m_bigFile.GetAssetFlatbuffer(uuid);
-    ASSERT_TRUE(savedFlatbuffer1.has_value());
+    const eastl::vector<std::byte> savedFlatbuffer1 = m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid);
+    ASSERT_FALSE(savedFlatbuffer1.empty());
 
-    AssetA savedAsset1;
-    savedAsset1.Unpack(*savedFlatbuffer1);
-    EXPECT_EQ(savedAsset1.GetAsset().health, 1);
+    AssetB savedAsset1;
+    savedAsset1.Unpack(savedFlatbuffer1);
+    EXPECT_EQ(savedAsset1.GetAsset().count, 1);
+
+    const eastl::vector<UUID> hardReferences1 = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+    ASSERT_EQ(hardReferences1.size(), 1);
+    EXPECT_EQ(hardReferences1[0], referencedAssetX.GetHeader().uuid);
 
     std::this_thread::sleep_for(std::chrono::milliseconds(20));
 
-    asset.GetAsset().health = 2;
-    m_bigFile.SaveAssetFlatbuffer(AssetMetadata {.m_uuid = uuid,
-                                                 .m_name = "world",
-                                                 .m_typeID = AssetA::GetTypeID(),
-                                                 .m_typeName = eastl::string {AssetA::GetTypeName()}},
-                                  asset.Pack());
+    asset.GetAsset().count = 2;
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetY.GetHeader().uuid};
+    SaveAsset(asset);
 
-    const eastl::optional<AssetMetadata> savedMetadata2 = m_bigFile.GetAssetMetadata(uuid);
-    ASSERT_TRUE(savedMetadata2.has_value());
-    EXPECT_EQ(savedMetadata2->m_name, "world");
-    EXPECT_EQ(savedMetadata2->m_typeID, AssetA::GetTypeID());
-    EXPECT_EQ(savedMetadata2->m_typeName, eastl::string {AssetA::GetTypeName()});
-    EXPECT_GT(savedMetadata2->m_modificationTime, savedMetadata2->m_creationTime);
+    const eastl::vector<std::byte> savedFlatbuffer2 = m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid);
+    ASSERT_FALSE(savedFlatbuffer2.empty());
 
-    EXPECT_LT(savedMetadata1->m_modificationTime, savedMetadata2->m_modificationTime);
+    AssetB savedAsset2;
+    savedAsset2.Unpack(savedFlatbuffer2);
+    EXPECT_EQ(savedAsset2.GetAsset().count, 2);
 
-    const eastl::optional<eastl::vector<std::byte>> savedFlatbuffer2 = m_bigFile.GetAssetFlatbuffer(uuid);
-    ASSERT_TRUE(savedFlatbuffer2.has_value());
-
-    AssetA savedAsset2;
-    savedAsset2.Unpack(*savedFlatbuffer2);
-    EXPECT_EQ(savedAsset2.GetAsset().health, 2);
+    const eastl::vector<UUID> hardReferences2 = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+    ASSERT_EQ(hardReferences2.size(), 1);
+    EXPECT_EQ(hardReferences2[0], referencedAssetY.GetHeader().uuid);
+    EXPECT_NE(hardReferences2[0], referencedAssetX.GetHeader().uuid);
 }
 
 /****************************************************************************************/
 
 TEST_F(BigFileFixture, SaveAssetFlatbuffers_ShouldSaveTheAssets)
 {
-    AssetA assetA;
+    AssetA referencedAssetA;
+    referencedAssetA.SetName("referencedA");
+
+    AssetA referencedAssetB;
+    referencedAssetB.SetName("referencedB");
+
+    AssetB assetA;
     assetA.SetName("hello");
-    assetA.GetAsset().health = 42;
+    assetA.GetAsset().count = 42;
+    assetA.GetAsset().ref_a = HardReference<AssetA> {referencedAssetA.GetHeader().uuid};
 
-    AssetA assetB;
+    AssetB assetB;
     assetB.SetName("world");
-    assetB.GetAsset().health = 7;
+    assetB.GetAsset().count = 7;
+    assetB.GetAsset().ref_a = HardReference<AssetA> {referencedAssetB.GetHeader().uuid};
 
-    const eastl::vector<AssetMetadata> metadatas {AssetMetadata {.m_uuid = assetA.GetHeader().uuid,
-                                                                 .m_name = assetA.GetHeader().name,
-                                                                 .m_typeID = assetA.GetHeader().type_id,
-                                                                 .m_typeName = assetA.GetHeader().type_name},
-                                                  AssetMetadata {.m_uuid = assetB.GetHeader().uuid,
-                                                                 .m_name = assetB.GetHeader().name,
-                                                                 .m_typeID = assetB.GetHeader().type_id,
-                                                                 .m_typeName = assetB.GetHeader().type_name}};
-    const eastl::vector<eastl::vector<std::byte>> flatbuffers {assetA.Pack(), assetB.Pack()};
-
-    m_bigFile.SaveAssetFlatbuffers(metadatas, flatbuffers);
+    SaveAssets({&assetA, &assetB});
 
     EXPECT_TRUE(m_bigFile.Has(assetA.GetHeader().uuid));
     EXPECT_TRUE(m_bigFile.Has(assetB.GetHeader().uuid));
+
+    const eastl::vector<UUID> hardReferencesA = m_bigFile.GetAssetHardReferences(assetA.GetHeader().uuid);
+    ASSERT_EQ(hardReferencesA.size(), 1);
+    EXPECT_EQ(hardReferencesA[0], referencedAssetA.GetHeader().uuid);
+
+    const eastl::vector<UUID> hardReferencesB = m_bigFile.GetAssetHardReferences(assetB.GetHeader().uuid);
+    ASSERT_EQ(hardReferencesB.size(), 1);
+    EXPECT_EQ(hardReferencesB[0], referencedAssetB.GetHeader().uuid);
 }
 
 /****************************************************************************************/
 
 TEST_F(BigFileFixture, SaveAssetFlatbuffers_ShouldUpdateTheDataWhenCalledTwice)
 {
-    const UUID uuid;
+    AssetA referencedAssetX;
+    referencedAssetX.SetName("referencedX");
 
-    AssetA asset;
-    asset.GetAsset().health = 1;
-    const eastl::vector<AssetMetadata> metadatas1 {AssetMetadata {.m_uuid = uuid,
-                                                                  .m_name = "hello",
-                                                                  .m_typeID = AssetA::GetTypeID(),
-                                                                  .m_typeName = eastl::string {AssetA::GetTypeName()}}};
-    const eastl::vector<eastl::vector<std::byte>> flatbuffers1 {asset.Pack()};
-    m_bigFile.SaveAssetFlatbuffers(metadatas1, flatbuffers1);
+    AssetA referencedAssetY;
+    referencedAssetY.SetName("referencedY");
 
-    const eastl::optional<AssetMetadata> savedMetadata1 = m_bigFile.GetAssetMetadata(uuid);
-    ASSERT_TRUE(savedMetadata1.has_value());
-    EXPECT_EQ(savedMetadata1->m_name, "hello");
-    EXPECT_EQ(savedMetadata1->m_modificationTime, savedMetadata1->m_creationTime);
+    AssetB asset;
+    asset.GetAsset().count = 1;
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetX.GetHeader().uuid};
+    SaveAssets({&asset});
 
-    const eastl::optional<eastl::vector<std::byte>> savedFlatbuffer1 = m_bigFile.GetAssetFlatbuffer(uuid);
-    ASSERT_TRUE(savedFlatbuffer1.has_value());
+    eastl::vector<std::byte> savedFlatbuffer1 = m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid);
+    ASSERT_FALSE(savedFlatbuffer1.empty());
 
-    AssetA savedAsset1;
-    savedAsset1.Unpack(*savedFlatbuffer1);
-    EXPECT_EQ(savedAsset1.GetAsset().health, 1);
+    AssetB savedAsset1;
+    savedAsset1.Unpack(savedFlatbuffer1);
+    EXPECT_EQ(savedAsset1.GetAsset().count, 1);
+
+    const eastl::vector<UUID> hardReferences1 = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+    ASSERT_EQ(hardReferences1.size(), 1);
+    EXPECT_EQ(hardReferences1[0], referencedAssetX.GetHeader().uuid);
 
     std::this_thread::sleep_for(std::chrono::milliseconds(20));
 
-    asset.GetAsset().health = 2;
-    const eastl::vector<AssetMetadata> metadatas2 {AssetMetadata {.m_uuid = uuid,
-                                                                  .m_name = "world",
-                                                                  .m_typeID = AssetA::GetTypeID(),
-                                                                  .m_typeName = eastl::string {AssetA::GetTypeName()}}};
-    const eastl::vector<eastl::vector<std::byte>> flatbuffers2 {asset.Pack()};
-    m_bigFile.SaveAssetFlatbuffers(metadatas2, flatbuffers2);
+    asset.GetAsset().count = 2;
+    asset.GetAsset().ref_a = HardReference<AssetA> {referencedAssetY.GetHeader().uuid};
+    SaveAssets({&asset});
 
-    const eastl::optional<AssetMetadata> savedMetadata2 = m_bigFile.GetAssetMetadata(uuid);
-    ASSERT_TRUE(savedMetadata2.has_value());
-    EXPECT_EQ(savedMetadata2->m_name, "world");
-    EXPECT_GT(savedMetadata2->m_modificationTime, savedMetadata2->m_creationTime);
+    const eastl::vector<std::byte> savedFlatbuffer2 = m_bigFile.GetAssetFlatbuffer(asset.GetHeader().uuid);
+    ASSERT_FALSE(savedFlatbuffer2.empty());
 
-    EXPECT_LT(savedMetadata1->m_modificationTime, savedMetadata2->m_modificationTime);
+    AssetB savedAsset2;
+    savedAsset2.Unpack(savedFlatbuffer2);
+    EXPECT_EQ(savedAsset2.GetAsset().count, 2);
 
-    const eastl::optional<eastl::vector<std::byte>> savedFlatbuffer2 = m_bigFile.GetAssetFlatbuffer(uuid);
-    ASSERT_TRUE(savedFlatbuffer2.has_value());
-
-    AssetA savedAsset2;
-    savedAsset2.Unpack(*savedFlatbuffer2);
-    EXPECT_EQ(savedAsset2.GetAsset().health, 2);
+    const eastl::vector<UUID> hardReferences2 = m_bigFile.GetAssetHardReferences(asset.GetHeader().uuid);
+    ASSERT_EQ(hardReferences2.size(), 1);
+    EXPECT_EQ(hardReferences2[0], referencedAssetY.GetHeader().uuid);
 }
 
 /****************************************************************************************/
@@ -347,14 +548,7 @@ TEST_F(BigFileFixture, Has_ShouldReturnTrueIfTheAssetExists)
     asset.SetName("hello");
     asset.GetAsset().health = 42;
     asset.GetAsset().mana = 7;
-    const eastl::vector<std::byte> flatbuffer = asset.Pack();
-
-    const AssetMetadata metadata {.m_uuid = asset.GetHeader().uuid,
-                                  .m_name = asset.GetHeader().name,
-                                  .m_typeID = asset.GetHeader().type_id,
-                                  .m_typeName = asset.GetHeader().type_name};
-
-    m_bigFile.SaveAssetFlatbuffer(metadata, flatbuffer);
+    SaveAsset(asset);
 
     EXPECT_TRUE(m_bigFile.Has(asset.GetHeader().uuid));
 }

Bigfoot/Tests/Engine/CMakeLists.txt

@@ -10,4 +10,6 @@ bigfoot_create_package_tests(
     "${BigfootDependencies}"
     "")
 
-bigfoot_create_bigfile("Tests/Bigfoot")
+bigfoot_create_bigfile("Tests/Bigfoot")
+
+bigfoot_create_sasquatch_info()

Bigfoot/Tests/Engine/DataAccessor/DataAccessor.cpp

@@ -6,7 +6,8 @@
  *********************************************************************/
 #include <Engine/DataAccessor/DataAccessor.hpp>
 
-#include <gmock/gmock.h>
+#include <EngineTests/DataAccessorMock.hpp>
+
 #include <gtest/gtest.h>
 
 namespace Bigfoot
@@ -14,34 +15,6 @@ namespace Bigfoot
 class DataAccessorFixture: public ::testing::Test
 {
   protected:
-    class DataAccessorMock: public DataAccessor
-    {
-      public:
-        MOCK_METHOD(eastl::optional<eastl::vector<std::byte>>,
-                    GetAssetFlatbuffer,
-                    (const UUID& p_uuid),
-                    (const, override));
-        MOCK_METHOD(eastl::vector<eastl::vector<std::byte>>,
-                    GetAssetFlatbuffers,
-                    (eastl::span<const UUID> p_uuids),
-                    (const, override));
-        MOCK_METHOD(eastl::optional<AssetMetadata>, GetAssetMetadata, (const UUID& p_uuid), (const, override));
-        MOCK_METHOD(eastl::vector<AssetMetadata>,
-                    GetAssetMetadatas,
-                    (eastl::span<const UUID> p_uuids),
-                    (const, override));
-        MOCK_METHOD(void,
-                    SaveAssetFlatbuffer,
-                    (const AssetMetadata& p_metaData, const eastl::span<const std::byte> p_flatbuffer),
-                    (override));
-        MOCK_METHOD(void,
-                    SaveAssetFlatbuffers,
-                    (eastl::span<const AssetMetadata> p_metadatas,
-                     eastl::span<const eastl::vector<std::byte>> p_flatbuffers),
-                    (override));
-        MOCK_METHOD(bool, Has, (const UUID& p_uuid), (const, override));
-    };
-
     void SetUp() override
     {
         m_original = g_dataAccessor;
@@ -53,7 +26,7 @@ class DataAccessorFixture: public ::testing::Test
     }
 
     DataAccessorMock m_accessor;
-    DataAccessor* m_original;
+    DataAccessor* m_original = nullptr;
 };
 
 /****************************************************************************************/

Bigfoot/Tests/Engine/EngineTests/main.cpp

@@ -13,6 +13,8 @@ int main(int argc, char** argv)
 {
     testing::InitGoogleTest(&argc, argv);
 
+    GTEST_FLAG_SET(death_test_style, "threadsafe");
+
     BIGFOOT_NOT_OPTIMIZED_ONLY(::Bigfoot::Singleton<::Bigfoot::Log>::Lifetime m_lifetime);
 
     return RUN_ALL_TESTS();