Py::Tuple FemMeshPy::getVolumes(void) const
{
std::set<int> ids;
SMDS_VolumeIteratorPtr aVolIter = getFemMeshPtr()->getSMesh()->GetMeshDS()->volumesIterator();
while (aVolIter->more()) {
const SMDS_MeshVolume* aVol = aVolIter->next();
ids.insert(aVol->GetID());
}
Py::Tuple tuple(ids.size());
int index = 0;
for (std::set<int>::iterator it = ids.begin(); it != ids.end(); ++it) {
tuple.setItem(index++, Py::Long(*it));
}
return tuple;
}
void ViewProviderFEMMeshBuilder::createMesh(const App::Property* prop, SoCoordinate3* coords, SoIndexedFaceSet* faces) const
{
const Fem::PropertyFemMesh* mesh = static_cast<const Fem::PropertyFemMesh*>(prop);
SMESHDS_Mesh* data = const_cast<SMESH_Mesh*>(mesh->getValue().getSMesh())->GetMeshDS();
const SMDS_MeshInfo& info = data->GetMeshInfo();
int numNode = info.NbNodes();
int numTria = info.NbTriangles();
int numQuad = info.NbQuadrangles();
//int numPoly = info.NbPolygons();
//int numVolu = info.NbVolumes();
int numTetr = info.NbTetras();
//int numHexa = info.NbHexas();
//int numPyrd = info.NbPyramids();
//int numPris = info.NbPrisms();
//int numHedr = info.NbPolyhedrons();
int index=0;
std::map<const SMDS_MeshNode*, int> mapNodeIndex;
// set the point coordinates
coords->point.setNum(numNode);
SMDS_NodeIteratorPtr aNodeIter = data->nodesIterator();
unsigned int i=0;
SbVec3f* verts = coords->point.startEditing();
for (;aNodeIter->more();) {
const SMDS_MeshNode* aNode = aNodeIter->next();
verts[i++].setValue((float)aNode->X(),(float)aNode->Y(),(float)aNode->Z());
mapNodeIndex[aNode] = index++;
}
coords->point.finishEditing();
// set the face indices
index=0;
faces->coordIndex.setNum(4*numTria + 5*numQuad + 16*numTetr);
int32_t* indices = faces->coordIndex.startEditing();
SMDS_FaceIteratorPtr aFaceIter = data->facesIterator();
for (;aFaceIter->more();) {
const SMDS_MeshFace* aFace = aFaceIter->next();
int num = aFace->NbNodes();
if (num != 3 && num != 4)
continue;
for (int j=0; j<num;j++) {
const SMDS_MeshNode* node = aFace->GetNode(j);
indices[index++] = mapNodeIndex[node];
}
indices[index++] = SO_END_FACE_INDEX;
}
SMDS_VolumeIteratorPtr aVolIter = data->volumesIterator();
for (;aVolIter->more();) {
const SMDS_MeshVolume* aVol = aVolIter->next();
int num = aVol->NbNodes();
if (num != 4)
continue;
int i1 = mapNodeIndex[aVol->GetNode(0)];
int i2 = mapNodeIndex[aVol->GetNode(1)];
int i3 = mapNodeIndex[aVol->GetNode(2)];
int i4 = mapNodeIndex[aVol->GetNode(3)];
indices[index++] = i1;
indices[index++] = i3;
indices[index++] = i2;
indices[index++] = SO_END_FACE_INDEX;
indices[index++] = i1;
indices[index++] = i2;
indices[index++] = i4;
indices[index++] = SO_END_FACE_INDEX;
indices[index++] = i1;
indices[index++] = i4;
indices[index++] = i3;
indices[index++] = SO_END_FACE_INDEX;
indices[index++] = i2;
indices[index++] = i3;
indices[index++] = i4;
indices[index++] = SO_END_FACE_INDEX;
}
faces->coordIndex.finishEditing();
}
