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Fix faces; suzanne.usdc loads and renders correctly

pull/5522/head
Steve M 2024-03-30 10:16:27 -07:00
parent 8e9f3f533e
commit 84ed4fe711
1 changed files with 4 additions and 2 deletions
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6
code/AssetLib/USD/USDLoaderImplTinyusdz.cpp
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@ -122,12 +122,14 @@ void USDImporterImplTinyusdz::verticesForMesh(
}
pScene->mMeshes[meshIdx]->mNumFaces = render_scene.meshes[meshIdx].faceVertexCounts.size();
pScene->mMeshes[meshIdx]->mFaces = new aiFace[pScene->mMeshes[meshIdx]->mNumFaces]();
size_t faceVertIdxOffset = 0;
for (size_t i = 0; i < pScene->mMeshes[meshIdx]->mNumFaces; ++i) {
pScene->mMeshes[meshIdx]->mFaces[i].mNumIndices = render_scene.meshes[meshIdx].faceVertexIndices.size();
pScene->mMeshes[meshIdx]->mFaces[i].mNumIndices = render_scene.meshes[meshIdx].faceVertexCounts[i];
pScene->mMeshes[meshIdx]->mFaces[i].mIndices = new unsigned int[pScene->mMeshes[meshIdx]->mFaces[i].mNumIndices];
for (size_t j = 0; j < pScene->mMeshes[meshIdx]->mFaces[i].mNumIndices; ++j) {
pScene->mMeshes[meshIdx]->mFaces[i].mIndices[j] = render_scene.meshes[meshIdx].faceVertexIndices[j];
pScene->mMeshes[meshIdx]->mFaces[i].mIndices[j] = render_scene.meshes[meshIdx].faceVertexIndices[j + faceVertIdxOffset];
}
faceVertIdxOffset += pScene->mMeshes[meshIdx]->mFaces[i].mNumIndices;
}
}