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Add nascent uvs

pull/5522/head
Steve M 2024-03-30 12:11:03 -07:00
parent 51ddcbe5a4
commit d890384452
2 changed files with 22 additions and 0 deletions
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17
code/AssetLib/USD/USDLoaderImplTinyusdz.cpp
View File

@ -106,6 +106,7 @@ void USDImporterImplTinyusdz::InternReadFile(
pScene->mMeshes[i] = new aiMesh();
verticesForMesh(render_scene, pScene, i);
facesForMesh(render_scene, pScene, i);
uvsForMesh(render_scene, pScene, i);
pScene->mRootNode->mMeshes[i] = static_cast<unsigned int>(i);
}
}
@ -141,6 +142,22 @@ void USDImporterImplTinyusdz::facesForMesh(
}
}
void USDImporterImplTinyusdz::uvsForMesh(
const tinyusdz::tydra::RenderScene &render_scene,
aiScene *pScene,
size_t meshIdx) {
if (render_scene.meshes[meshIdx].facevaryingTexcoords.size() < 1) {
return;
}
const auto uvsForSlot0 = render_scene.meshes[meshIdx].facevaryingTexcoords.at(0);
if (render_scene.meshes[meshIdx].points.size() != uvsForSlot0.size()) {
return;
}
pScene->mMeshes[meshIdx]->mTextureCoords[0] = new aiVector3D[pScene->mMeshes[meshIdx]->mNumVertices];
for (size_t j = 0; j < pScene->mMeshes[meshIdx]->mNumVertices; ++j) {
pScene->mMeshes[meshIdx]->mTextureCoords[0][j].x = uvsForSlot0[j][0];
pScene->mMeshes[meshIdx]->mTextureCoords[0][j].y = uvsForSlot0[j][1];
}
} // namespace Assimp
#endif // !! ASSIMP_BUILD_NO_USD_IMPORTER

5
code/AssetLib/USD/USDLoaderImplTinyusdz.h
View File

@ -72,6 +72,11 @@ public:
const tinyusdz::tydra::RenderScene &render_scene,
aiScene *pScene,
size_t meshIdx);
void uvsForMesh(
const tinyusdz::tydra::RenderScene &render_scene,
aiScene *pScene,
size_t meshIdx);
};
} // namespace Assimp
#endif // AI_USDLOADER_IMPL_TINYUSDZ_H_INCLUDED