Changed structure of model asset in mesh and animations.
Data write for mesh and animations have been update. TODO: Reimplement data write for rig node data
This commit is contained in:
parent
d5ed571b64
commit
94af967fb1
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@ -23,6 +23,7 @@ project "ModelCompiler"
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{
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"%{prj.location}/src/**.h",
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"%{prj.location}/src/**.cpp",
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"%{prj.location}/src/**.hpp"
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}
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externalincludedirs
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@ -46,9 +46,9 @@ namespace SH_COMP
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static inline void LoadFromFile(AssetPath path, ModelRef asset) noexcept;
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static inline void ProcessModel(ModelData const& model, ModelRef asset) noexcept;
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static inline void ProcessAnimationChannels(ModelData const& model, ModelRef asset) noexcept;
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static inline void ProcessNodes(ModelData const& model, ModelRef asset) noexcept;
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static inline void ProcessMesh(ModelData const& data, ModelRef asset) noexcept;
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static inline void ProcessAnimationChannels(ModelData const& data, ModelRef asset) noexcept;
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static inline void ProcessRigNodes(ModelData const& data, ModelRef asset) noexcept;
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static inline void BuildHeaders(ModelRef asset) noexcept;
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@ -58,7 +58,7 @@ namespace SH_COMP
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template<typename T>
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static void FetchChannelKeyFrame(int targetNode, int inputAcc, int outputAcc, int nodeTarget, std::vector<T>& dst);
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public:
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static void LoadAndCompile(AssetPath path) noexcept;
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static inline void LoadAndCompile(AssetPath path) noexcept;
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};
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}
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@ -56,22 +56,13 @@ namespace SH_COMP
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std::exit(1);
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}
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ProcessModel(model, asset);
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ProcessMesh(model, asset);
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ProcessAnimationChannels(model, asset);
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ProcessRigNodes(model, asset);
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}
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inline void MeshCompiler::ProcessModel(ModelData const& data, ModelRef asset) noexcept
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inline void MeshCompiler::ProcessMesh(ModelData const& data, ModelRef asset) noexcept
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{
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#if 0
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for (auto i {0}; i < 2; ++i)
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{
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auto& mesh{ asset.meshes.emplace_back() };
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mesh.vertexNormal.resize(3883);
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mesh.vertexPosition.resize(3883);
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mesh.vertexTangent.resize(3883);
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mesh.texCoords.resize(3883);
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}
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#else
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accessors = &data.accessors;
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bufferViews = &data.bufferViews;
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buffer = data.buffers[0].data.data();
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@ -105,9 +96,31 @@ namespace SH_COMP
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{
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std::cout << "[Model Compiler] Failed to load critical data from gltf\n";
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}
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}
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#endif
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try
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{
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std::vector<SHVec4>weights;
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std::vector<SHVec4i>joints;
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FetchData(primitive.attributes.at(ATT_WEIGHTS.data()), weights);
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FetchData(primitive.attributes.at(ATT_JOINT.data()), joints);
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meshIn.weights.resize(weights.size());
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std::ranges::transform(
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weights,
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joints,
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meshIn.weights.begin(),
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[](SHVec4 const& weights, SHVec4i const& joints) ->VertexWeights
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{
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return { weights, joints };
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}
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);
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std::cout << "hi\n";
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}
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catch(std::out_of_range e)
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{
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std::cout << "No weights and joints found for mesh: " << mesh.name << std::endl;
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}
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}
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}
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template <typename T>
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@ -147,8 +160,8 @@ namespace SH_COMP
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for (auto j{0}; j < componentCount; ++j)
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{
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std::memcpy(
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dstPtr,
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srcPtr,
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dstCompPtr,
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srcCompPtr,
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sizeIdentifier
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);
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@ -169,7 +182,7 @@ namespace SH_COMP
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static_assert(std::derived_from<T, KeyBase> == true);
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std::vector<float> inputVec;
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std::vector<SHVec3> outputVec;
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std::vector<SHVec4> outputVec;
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FetchData(inputAcc, inputVec);
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FetchData(outputAcc, outputVec);
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@ -179,9 +192,9 @@ namespace SH_COMP
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inputVec,
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outputVec,
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dst.begin(),
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[](float const& time, SHVec3 const& value)->T
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[](float const& time, SHVec4 const& value)->T
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{
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return { time, value };
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return { time, {value.x, value.y, value.z} };
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}
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);
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}
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@ -199,11 +212,24 @@ namespace SH_COMP
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head.charCount = mesh.name.size();
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head.indexCount = mesh.indices.size();
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head.vertexCount = mesh.vertexPosition.size();
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head.boneCount = mesh.bonesInfo.size();
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head.hasWeights = mesh.weights.empty() ? false : true;
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}
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// Anim Headers
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asset.animHeaders.resize(asset.anims.size());
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asset.header.animCount = asset.anims.size();
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for (auto i{ 0 }; i < asset.header.animCount; ++i)
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{
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auto const& anim = asset.anims[i];
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auto& head = asset.animHeaders[i];
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head.charCount = anim.name.size();
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head.animNodeCount = anim.nodes.size();
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head.frameCount = anim.nodes[0].positionKeys.size();
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}
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}
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void MeshCompiler::LoadAndCompile(AssetPath path) noexcept
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inline void MeshCompiler::LoadAndCompile(AssetPath path) noexcept
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{
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auto const asset = new ModelAsset();
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@ -214,12 +240,12 @@ namespace SH_COMP
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delete asset;
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}
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inline void MeshCompiler::ProcessAnimationChannels(ModelData const& model, ModelRef asset) noexcept
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inline void MeshCompiler::ProcessAnimationChannels(ModelData const& data, ModelRef asset) noexcept
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{
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asset.anims.resize(model.animations.size());
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for (auto i {0}; i < model.animations.size(); ++i)
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asset.anims.resize(data.animations.size());
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for (auto i {0}; i < data.animations.size(); ++i)
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{
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auto const& animData{ model.animations[i] };
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auto const& animData{ data.animations[i] };
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auto& anim{ asset.anims[i] };
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anim.name = animData.name;
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@ -250,8 +276,43 @@ namespace SH_COMP
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}
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}
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inline void MeshCompiler::ProcessNodes(ModelData const& model, ModelRef asset) noexcept
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inline void MeshCompiler::ProcessRigNodes(ModelData const& data, ModelRef asset) noexcept
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{
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if (asset.anims.empty())
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return;
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for (auto const& node : data.nodes)
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{
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if (
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node.rotation.empty() &&
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node.translation.empty() &&
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node.translation.empty()
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)
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continue;
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std::vector<IndexType> intermediate(node.children.begin(), node.children.end());
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asset.rig.nodes.emplace_back(
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node.name,
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static_cast<std::vector<IndexType> const&>(intermediate),
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node.rotation,
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node.translation,
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node.matrix,
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node.weights
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);
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}
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for (auto const& skin : data.skins)
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{
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std::vector<SHMat4> inverseBindMatrices;
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FetchData(skin.inverseBindMatrices, inverseBindMatrices);
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std::vector<IndexType> joints(skin.joints.begin(), skin.joints.end());
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auto& nodes{ asset.rig.nodes };
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auto matrix{ inverseBindMatrices.begin() };
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for (auto const& joint : joints)
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{
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nodes[joint].inverseBindMatrix = *(matrix++);
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}
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}
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}
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}
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@ -57,36 +57,19 @@ namespace SH_COMP
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sizeof(uint32_t) * header.indexCount
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);
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if (header.boneCount)
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{
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if (header.hasWeights)
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file.write(
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reinterpret_cast<char const*>(asset.bonesInfo.data()),
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sizeof(MeshBoneInfo) * header.boneCount
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);
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for (auto const& bone : asset.bones)
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{
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file.write(
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bone.name.data(),
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bone.name.size()
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);
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file.write(
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reinterpret_cast<char const*>(&bone.offset),
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sizeof(SHMat4)
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);
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file.write(
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reinterpret_cast<char const*>(bone.weights.data()),
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sizeof(BoneWeight) * bone.weights.size()
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reinterpret_cast<char const*>(asset.weights.data()),
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sizeof(VertexWeights) * header.vertexCount
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);
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}
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}
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}
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}
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void MeshWriter::WriteAnimData(FileReference file, std::vector<AnimDataHeader> const& headers,
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std::vector<AnimData> const& anims)
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void MeshWriter::WriteAnimData(
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FileReference file,
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std::vector<AnimDataHeader> const& headers,
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std::vector<AnimData> const& anims
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)
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{
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for (auto i {0}; i < headers.size(); ++i)
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@ -109,20 +92,15 @@ namespace SH_COMP
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sizeof(double)
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);
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for (auto i{0}; i < header.animNodeCount; ++i)
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for (auto const& node : data.nodes)
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{
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WriteAnimNode(file, header.nodeHeaders[i], data.nodes[i]);
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WriteAnimNode(file, node);
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}
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}
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}
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void MeshWriter::WriteAnimNode(FileReference file, AnimNodeInfo const& info, AnimNode const& node)
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void MeshWriter::WriteAnimNode(FileReference file, AnimNode const& node)
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{
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file.write(
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node.name.data(),
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info.charCount
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);
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file.write(
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reinterpret_cast<char const*>(&node.interpolation),
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sizeof(AnimationInterpolation)
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@ -130,11 +108,6 @@ namespace SH_COMP
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uint32_t const keySize = node.positionKeys.size();
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file.write(
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reinterpret_cast<char const*>(&keySize),
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sizeof(uint32_t)
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);
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file.write(
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reinterpret_cast<char const*>(node.positionKeys.data()),
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sizeof(PositionKey) * keySize
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@ -154,9 +127,7 @@ namespace SH_COMP
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void MeshWriter::WriteRig(FileReference file, RigData const& data)
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{
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WriteRigHeader(file, data.header);
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RigWriteNode* root {nullptr};
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WriteRigNodeData(file, data,root);
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WriteRigTree(file, root);
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WriteRigNodeData(file, data);
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}
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void MeshWriter::WriteRigHeader(FileReference file, RigDataHeader const& header)
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@ -172,86 +143,9 @@ namespace SH_COMP
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);
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}
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void MeshWriter::WriteRigNodeData(FileReference file, RigData const& rig, RigWriteNode*& treeRoot)
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void MeshWriter::WriteRigNodeData(FileReference file, RigData const& rig)
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{
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// Build node collection and assign ID to each node BFS STYLE
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// Build tree of nodes using ID
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std::vector<RigNodeDataWrite> dataToWrite;
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dataToWrite.reserve(rig.header.nodeCount);
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std::stack<std::pair<RigWriteNode*, RigNodeData*>> nodeStack;
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treeRoot = new RigWriteNode;
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treeRoot->id = 0;
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treeRoot->children.clear();
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nodeStack.emplace(std::make_pair(treeRoot, rig.root));
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while(!nodeStack.empty())
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{
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auto currPair = nodeStack.top();
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nodeStack.pop();
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auto currWriteNode = currPair.first;
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auto currDataNode = currPair.second;
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dataToWrite.emplace_back(currDataNode->name, currDataNode->transform, currDataNode->offset);
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uint32_t idCounter = dataToWrite.size() + currDataNode->children.size() - 1;
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for (auto i{0}; i < currDataNode->children.size(); ++i)
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{
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auto child = currDataNode->children[i];
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auto newPair = std::make_pair(new RigWriteNode(), child);
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newPair.first->id = idCounter - i;
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currWriteNode->children.push_back(newPair.first);
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nodeStack.push(newPair);
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}
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delete currDataNode;
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}
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for (auto const& data : dataToWrite)
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{
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file.write(data.name.c_str(), data.name.size());
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file.write(
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reinterpret_cast<char const*>(&data.transform),
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sizeof(SHMat4)
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);
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file.write(
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reinterpret_cast<char const*>(&data.offset),
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sizeof(SHMat4)
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);
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}
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}
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void MeshWriter::WriteRigTree(FileReference file, RigWriteNode const* root)
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{
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std::queue<RigWriteNode const*> nodeQueue;
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nodeQueue.push(root);
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int ctr = 0;
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while(!nodeQueue.empty())
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{
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auto node = nodeQueue.front();
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nodeQueue.pop();
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file.write(
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reinterpret_cast<char const*>(&node->id),
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sizeof(uint32_t)
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);
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uint32_t size = static_cast<uint32_t>(node->children.size());
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file.write(
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reinterpret_cast<char const*>(&size),
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sizeof(uint32_t)
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);
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for (auto child : node->children)
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{
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nodeQueue.push(child);
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}
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}
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//TODO reimplement rig node data write
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}
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void MeshWriter::WriteHeaders(FileReference file, ModelConstRef asset)
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@ -270,27 +164,11 @@ namespace SH_COMP
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}
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if (asset.header.animCount > 0)
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{
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for(auto const& animHeader : asset.animHeaders)
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{
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file.write(
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reinterpret_cast<char const*>(&animHeader.charCount),
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sizeof(uint32_t)
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reinterpret_cast<char const*>(asset.animHeaders.data()),
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sizeof(AnimDataHeader) * asset.header.animCount
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);
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file.write(
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reinterpret_cast<char const*>(&animHeader.animNodeCount),
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sizeof(uint32_t)
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);
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for (auto const& nodeHeader : animHeader.nodeHeaders)
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{
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file.write(
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reinterpret_cast<char const*>(&nodeHeader),
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sizeof(nodeHeader)
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);
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}
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}
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}
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}
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|
@ -299,7 +177,7 @@ namespace SH_COMP
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WriteMeshData(file, asset.meshHeaders, asset.meshes);
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WriteAnimData(file, asset.animHeaders, asset.anims);
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if (asset.rig.root)
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if (!asset.rig.nodes.empty())
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{
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WriteRig(file, asset.rig);
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}
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|
|
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@ -22,13 +22,11 @@ namespace SH_COMP
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static void WriteMeshData(FileReference file, std::vector<MeshDataHeader> const& headers, std::vector<MeshData> const& meshes);
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static void WriteAnimData(FileReference file, std::vector<AnimDataHeader> const& headers, std::vector<AnimData> const& anims);
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static void WriteAnimNode(FileReference file, AnimNodeInfo const& info, AnimNode const& node);
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static void WriteAnimNode(FileReference file, AnimNode const& node);
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static void WriteRig(FileReference file, RigData const& data);
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static void WriteRigHeader(FileReference file, RigDataHeader const& header);
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static void WriteRigNodeData(FileReference file, RigData const& rig, RigWriteNode*& treeRoot);
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static void WriteRigTree(FileReference file, RigWriteNode const* root);
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//static void WriteRigNodes(FileReference file, RigDataHeader const& header, RigNode const* root);
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static void WriteRigNodeData(FileReference file, RigData const& rig);
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static void WriteHeaders(FileReference file, ModelConstRef asset);
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static void WriteData(FileReference file, ModelConstRef asset);
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|
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@ -18,6 +18,11 @@ namespace SH_COMP
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float x, y, z, w;
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};
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struct SHVec4i
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{
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uint32_t x, y, z, w;
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};
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struct SHMat4
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{
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float data[16];
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|
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|
@ -38,26 +38,16 @@ namespace SH_COMP
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struct ScaleKey :KeyBase {};
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// Headers for read/write
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struct AnimNodeInfo
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{
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uint32_t charCount;
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uint32_t posKeyCount;
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uint32_t rotKeyCount;
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uint32_t scaKeyCount;
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};
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struct AnimDataHeader
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{
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uint32_t charCount;
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uint32_t animNodeCount;
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std::vector<AnimNodeInfo> nodeHeaders;
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uint32_t frameCount;
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};
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// Main data containers
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struct AnimNode
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{
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std::string name;
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AnimationInterpolation interpolation;
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std::vector<PositionKey> positionKeys;
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|
@ -72,8 +62,7 @@ namespace SH_COMP
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double duration;
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double ticksPerSecond;
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//One node represents the animation transforms for one bone in the rig
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std::vector<AnimNode> nodes;
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//std::vector<aiMeshAnim*> meshChannels;
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//std::vector<aiMeshMorphAnim*> morphMeshChannels;
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};
|
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}
|
|
@ -2,6 +2,7 @@
|
|||
|
||||
#include <vector>
|
||||
#include <string>
|
||||
#include <array>
|
||||
|
||||
#include "PseudoMath.h"
|
||||
|
||||
|
@ -12,37 +13,26 @@ namespace SH_COMP
|
|||
uint32_t vertexCount;
|
||||
uint32_t indexCount;
|
||||
uint32_t charCount;
|
||||
uint32_t boneCount;
|
||||
bool hasWeights;
|
||||
};
|
||||
|
||||
struct MeshBoneInfo
|
||||
struct VertexWeights
|
||||
{
|
||||
uint32_t charCount;
|
||||
uint32_t weightCount;
|
||||
};
|
||||
|
||||
struct BoneWeight
|
||||
{
|
||||
uint32_t index;
|
||||
float weight;
|
||||
};
|
||||
|
||||
struct MeshBone
|
||||
{
|
||||
std::string name;
|
||||
SHMat4 offset;
|
||||
std::vector<BoneWeight> weights;
|
||||
SHVec4 weights;
|
||||
SHVec4i joints;
|
||||
};
|
||||
|
||||
struct MeshData
|
||||
{
|
||||
std::string name;
|
||||
|
||||
std::vector<SHVec3> vertexPosition;
|
||||
std::vector<SHVec3> vertexTangent;
|
||||
std::vector<SHVec3> vertexNormal;
|
||||
std::vector<SHVec2> texCoords;
|
||||
std::vector<IndexType> indices;
|
||||
std::vector<MeshBoneInfo> bonesInfo;
|
||||
std::vector<MeshBone> bones;
|
||||
|
||||
//Variable data
|
||||
std::vector<VertexWeights> weights;
|
||||
};
|
||||
}
|
|
@ -8,40 +8,38 @@
|
|||
|
||||
namespace SH_COMP
|
||||
{
|
||||
using NodeDataFlag = unsigned char;
|
||||
|
||||
constexpr NodeDataFlag NODE_DATA_ROTATION = 0b00001;
|
||||
constexpr NodeDataFlag NODE_DATA_SCALE = 0b00010;
|
||||
constexpr NodeDataFlag NODE_DATA_TRANSLATION = 0b00100;
|
||||
constexpr NodeDataFlag NODE_DATA_MATRIX = 0b01000;
|
||||
constexpr NodeDataFlag NODE_DATA_WEIGHTS = 0b10000;
|
||||
|
||||
struct RigDataHeader
|
||||
{
|
||||
uint32_t nodeCount;
|
||||
std::vector<uint32_t> charCounts;
|
||||
std::vector<uint32_t> childCount;
|
||||
std::vector<NodeDataFlag> dataFlags;
|
||||
};
|
||||
|
||||
struct RigNodeData
|
||||
{
|
||||
RigNodeData(const char* cstr, SHMat4 mat)
|
||||
:name {cstr}, transform{mat} {}
|
||||
|
||||
std::string name;
|
||||
SHMat4 transform;
|
||||
SHMat4 offset;
|
||||
std::vector<RigNodeData*> children;
|
||||
};
|
||||
|
||||
struct RigNodeDataWrite
|
||||
struct NodeAsset
|
||||
{
|
||||
std::string name;
|
||||
SHMat4 transform;
|
||||
SHMat4 offset;
|
||||
};
|
||||
|
||||
struct RigWriteNode
|
||||
{
|
||||
uint32_t id;
|
||||
std::vector<RigWriteNode*> children;
|
||||
std::vector<IndexType> children;
|
||||
std::vector<double>
|
||||
rotation,
|
||||
scale,
|
||||
translation,
|
||||
matrix,
|
||||
weights;
|
||||
SHMat4 inverseBindMatrix;
|
||||
};
|
||||
|
||||
struct RigData
|
||||
{
|
||||
RigDataHeader header;
|
||||
// std::map<uint32_t, RigNodeData> nodeDataCollection;
|
||||
RigNodeData* root;
|
||||
std::vector<NodeAsset> nodes;
|
||||
};
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue