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Refactoring: Reuse code from GeometryUtils

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This commit is contained in:
Kim Kulling
2023-05-04 00:00:52 +02:00
parent 5d841ec9a5
commit d58201a579
20 changed files with 526 additions and 535 deletions
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45
code/PostProcessing/TriangulateProcess.cpp
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@@ -158,15 +158,13 @@ namespace {
// ------------------------------------------------------------------------------------------------
// Returns whether the processing step is present in the given flag field.
bool TriangulateProcess::IsActive( unsigned int pFlags) const
{
bool TriangulateProcess::IsActive( unsigned int pFlags) const {
return (pFlags & aiProcess_Triangulate) != 0;
}
// ------------------------------------------------------------------------------------------------
// Executes the post processing step on the given imported data.
void TriangulateProcess::Execute( aiScene* pScene)
{
void TriangulateProcess::Execute( aiScene* pScene) {
ASSIMP_LOG_DEBUG("TriangulateProcess begin");
bool bHas = false;
@@ -187,8 +185,7 @@ void TriangulateProcess::Execute( aiScene* pScene)
// ------------------------------------------------------------------------------------------------
// Triangulates the given mesh.
bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh)
{
bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh) {
// Now we have aiMesh::mPrimitiveTypes, so this is only here for test cases
if (!pMesh->mPrimitiveTypes) {
bool bNeed = false;
@@ -218,8 +215,7 @@ bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh)
if( face.mNumIndices <= 3) {
numOut++;
}
else {
} else {
numOut += face.mNumIndices-2;
max_out = std::max(max_out,face.mNumIndices);
}
@@ -511,22 +507,6 @@ bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh)
#endif
num = 0;
break;
/*curOut -= (max-num); // undo all previous work
for (tmp = 0; tmp < max-2; ++tmp) {
aiFace& nface = *curOut++;
nface.mNumIndices = 3;
if (!nface.mIndices)
nface.mIndices = new unsigned int[3];
nface.mIndices[0] = 0;
nface.mIndices[1] = tmp+1;
nface.mIndices[2] = tmp+2;
}
num = 0;
break;*/
}
aiFace& nface = *curOut++;
@@ -580,23 +560,6 @@ bool TriangulateProcess::TriangulateMesh( aiMesh* pMesh)
for(aiFace* f = last_face; f != curOut; ) {
unsigned int* i = f->mIndices;
// drop dumb 0-area triangles - deactivated for now:
//FindDegenerates post processing step can do the same thing
//if (std::fabs(GetArea2D(temp_verts[i[0]],temp_verts[i[1]],temp_verts[i[2]])) < 1e-5f) {
// ASSIMP_LOG_VERBOSE_DEBUG("Dropping triangle with area 0");
// --curOut;
// delete[] f->mIndices;
// f->mIndices = nullptr;
// for(aiFace* ff = f; ff != curOut; ++ff) {
// ff->mNumIndices = (ff+1)->mNumIndices;
// ff->mIndices = (ff+1)->mIndices;
// (ff+1)->mIndices = nullptr;
// }
// continue;
//}
i[0] = idx[i[0]];
i[1] = idx[i[1]];
i[2] = idx[i[2]];