Merge branch 'force_generate_normals'

# solved Conflicts:
#	code/GenFaceNormalsProcess.cpp
#	code/GenVertexNormalsProcess.cpp
This commit is contained in:
Sebastian Maisch
2018-06-04 10:51:12 +02:00
5 changed files with 16 additions and 6 deletions

View File

@@ -73,6 +73,7 @@ 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;
return (pFlags & aiProcess_GenNormals) != 0;
}
@@ -105,7 +106,8 @@ void GenFaceNormalsProcess::Execute( aiScene* pScene) {
bool GenFaceNormalsProcess::GenMeshFaceNormals (aiMesh* pMesh)
{
if (NULL != pMesh->mNormals) {
return false;
if (force_) delete[] pMesh->mNormals;
else return false;
}
// If the mesh consists of lines and/or points but not of
@@ -134,7 +136,7 @@ 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]];
const aiVector3D vNor = ((*pV2 - *pV1) ^ (*pV3 - *pV1)).Normalize();
const aiVector3D vNor = ((*pV2 - *pV1) ^ (*pV3 - *pV1)).NormalizeSafe();
for (unsigned int i = 0;i < face.mNumIndices;++i) {
pMesh->mNormals[face.mIndices[i]] = vNor;