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add support for multiple primitives

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This commit is contained in:
Nick Fisher
2021-09-24 11:47:50 +08:00
parent 14c8f431a2
commit 1361fc7d41
8 changed files with 704 additions and 139 deletions
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12
ios/src/morph/GPUMorphHelper.h
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@@ -42,14 +42,14 @@ namespace gltfio {
public:
using Entity = utils::Entity;
GPUMorphHelper(FFilamentAsset *asset, const char* meshName, int primitiveIndex);
GPUMorphHelper(FFilamentAsset *asset, const char* meshName, int* primitives, int numPrimitives);
~GPUMorphHelper();
void applyWeights(float const *weights, size_t count) noexcept;
private:
int mPrimitiveIndex;
struct GltfTarget {
const void *bufferObject;
uint32_t bufferSize;
@@ -67,17 +67,15 @@ namespace gltfio {
MaterialInstance* materialInstance;
};
int numAttributes = 2; // position & normal
int numAttributes = 1; // just position for now - normals not working with indexing inside shader? byte offset seems not calculated correctly
uint32_t* indicesBuffer = nullptr;
void addPrimitive(cgltf_mesh const *mesh);
void addPrimitive(cgltf_mesh const *mesh, int primitiveIndex);
void createTextures();
cgltf_mesh const* targetMesh;
FFilamentAsset *mAsset;
std::unique_ptr<GltfPrimitive> animatedPrimitive;
std::vector<std::unique_ptr<GltfPrimitive>> animatablePrimitives;
};
}