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Bump libphysis, begin exporting shape data

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This commit is contained in:
Joshua Goins 2024-05-25 22:59:12 -04:00
parent a4347e6f8b
commit 6cec87568d
2 changed files with 42 additions and 3 deletions
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2
extern/libphysis vendored

@ -1 +1 @@
Subproject commit c66307bde1bce11a2102418b8349ed67afb345ab Subproject commit 551218165d09f756a7b034562ea4967447257cf8

43
parts/mdl/mdlexport.cpp
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@ -181,8 +181,6 @@ void exportModel(const QString &name, const physis_MDL &model, const physis_Skel
gltfPrimitive.attributes["JOINTS_0"] = gltfModel.accessors.size() + 7; gltfPrimitive.attributes["JOINTS_0"] = gltfModel.accessors.size() + 7;
} }
mesh_offset += part.num_submeshes;
// Vertices // Vertices
{ {
auto &positionAccessor = gltfModel.accessors.emplace_back(); auto &positionAccessor = gltfModel.accessors.emplace_back();
@ -294,6 +292,47 @@ void exportModel(const QString &name, const physis_MDL &model, const physis_Skel
indexBufferView.byteLength = indexBuffer.data.size(); indexBufferView.byteLength = indexBuffer.data.size();
} }
// Shapes
{
for (uint32_t j = 0; j < part.num_submeshes; j++) {
auto &gltfPrimitive = gltfModel.meshes[mesh_offset + j].primitives[0];
std::vector<tinygltf::Value> morphNames;
for (int s = 0; s < part.num_shapes; s++) {
auto &shape = part.shapes[s];
morphNames.push_back(tinygltf::Value(shape.name));
gltfPrimitive.targets.push_back({{"POSITION", gltfModel.accessors.size()}});
auto &positionMorphAccessor = gltfModel.accessors.emplace_back();
positionMorphAccessor.bufferView = gltfModel.bufferViews.size();
positionMorphAccessor.componentType = TINYGLTF_COMPONENT_TYPE_FLOAT;
positionMorphAccessor.count = lod.parts[i].num_vertices;
positionMorphAccessor.type = TINYGLTF_TYPE_VEC3;
auto &positionMorphBufferView = gltfModel.bufferViews.emplace_back();
positionMorphBufferView.name = "Part " + std::to_string(i) + " " + shape.name + " Morph Position Buffer View";
positionMorphBufferView.buffer = gltfModel.buffers.size();
positionMorphBufferView.target = TINYGLTF_TARGET_ELEMENT_ARRAY_BUFFER;
auto &positionMorphBuffer = gltfModel.buffers.emplace_back();
positionMorphBuffer.name = "Part " + std::to_string(i) + " " + shape.name + " Morph Position Buffer";
positionMorphBuffer.data.resize(lod.parts[i].num_vertices * sizeof(Vertex));
memcpy(positionMorphBuffer.data.data(), shape.morphed_vertices, positionMorphBuffer.data.size());
positionMorphBufferView.byteLength = positionMorphBuffer.data.size();
positionMorphBufferView.byteStride = sizeof(Vertex);
}
gltfModel.meshes[mesh_offset + j].extras =
tinygltf::Value(std::map<std::string, tinygltf::Value>{{"targetNames", tinygltf::Value(morphNames)}});
}
}
mesh_offset += part.num_submeshes;
} }
auto &scene = gltfModel.scenes.emplace_back(); auto &scene = gltfModel.scenes.emplace_back();