apply custom assimp fixes

This commit is contained in:
Garux
2021-05-07 14:49:50 +03:00
parent 75c7c09903
commit c58749c72a
17 changed files with 113 additions and 40 deletions

View File

@@ -70,6 +70,7 @@ GenFaceNormalsProcess::~GenFaceNormalsProcess() {
// Returns whether the processing step is present in the given flag field.
bool GenFaceNormalsProcess::IsActive(unsigned int pFlags) const {
force_ = (pFlags & aiProcess_ForceGenNormals) != 0;
flippedWindingOrder_ = (pFlags & aiProcess_FlipWindingOrder) != 0;
return (pFlags & aiProcess_GenNormals) != 0;
}
@@ -134,6 +135,8 @@ bool GenFaceNormalsProcess::GenMeshFaceNormals(aiMesh *pMesh) {
const aiVector3D *pV1 = &pMesh->mVertices[face.mIndices[0]];
const aiVector3D *pV2 = &pMesh->mVertices[face.mIndices[1]];
const aiVector3D *pV3 = &pMesh->mVertices[face.mIndices[face.mNumIndices - 1]];
if (flippedWindingOrder_)
std::swap( pV2, pV3 );
const aiVector3D vNor = ((*pV2 - *pV1) ^ (*pV3 - *pV1)).NormalizeSafe();
for (unsigned int i = 0; i < face.mNumIndices; ++i) {