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Add workflow to create MeshShape node by commando and use standard hypotheses for meshing (quad surface)

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jriegel
2013-03-28 20:50:55 +01:00
parent 580c2e7c62
commit e457a47289
5 changed files with 173 additions and 21 deletions
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112
src/Mod/Fem/App/FemMeshShapeObject.cpp
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@@ -27,37 +27,125 @@
#endif
#include "FemMeshShapeObject.h"
#include "FemMesh.h"
#include <App/DocumentObjectPy.h>
#include <Base/Placement.h>
#include <Mod/Part/App/PartFeature.h>
#include <SMESH_Gen.hxx>
#include <SMESH_Mesh.hxx>
#include <SMDS_PolyhedralVolumeOfNodes.hxx>
#include <SMDS_VolumeTool.hxx>
#include <StdMeshers_MaxLength.hxx>
#include <StdMeshers_LocalLength.hxx>
#include <StdMeshers_MaxElementArea.hxx>
#include <StdMeshers_NumberOfSegments.hxx>
#include <StdMeshers_Deflection1D.hxx>
#include <StdMeshers_Regular_1D.hxx>
#include <StdMeshers_StartEndLength.hxx>
#include <StdMeshers_QuadranglePreference.hxx>
#include <StdMeshers_Quadrangle_2D.hxx>
#include <StdMeshers_QuadraticMesh.hxx>
using namespace Fem;
using namespace App;
PROPERTY_SOURCE(Fem::FemMeshShapeObject, Fem::FemMeshShapeObject)
PROPERTY_SOURCE(Fem::FemMeshShapeObject, Fem::FemMeshObject)
FemMeshShapeObject::FemMeshShapeObject()
{
ADD_PROPERTY_TYPE(FemMesh,(), "FEM Mesh",Prop_None,"FEM Mesh object");
ADD_PROPERTY_TYPE(Shape,(0), "Shape",Prop_None,"Shape for the analysis");
}
FemMeshShapeObject::~FemMeshShapeObject()
{
}
short FemMeshShapeObject::mustExecute(void) const
App::DocumentObjectExecReturn *FemMeshShapeObject::execute(void)
{
return 0;
Fem::FemMesh newMesh;
Part::Feature *feat = Shape.getValue<Part::Feature*>();
TopoDS_Shape shape = feat->Shape.getValue();
newMesh.getSMesh()->ShapeToMesh(shape);
SMESH_Gen *myGen = newMesh.getGenerator();
int hyp=0;
SMESH_HypothesisPtr len(new StdMeshers_MaxLength(hyp++, 1, myGen));
static_cast<StdMeshers_MaxLength*>(len.get())->SetLength(1.0);
newMesh.addHypothesis(shape, len);
SMESH_HypothesisPtr loc(new StdMeshers_LocalLength(hyp++, 1, myGen));
static_cast<StdMeshers_LocalLength*>(loc.get())->SetLength(1.0);
newMesh.addHypothesis(shape, loc);
SMESH_HypothesisPtr area(new StdMeshers_MaxElementArea(hyp++, 1, myGen));
static_cast<StdMeshers_MaxElementArea*>(area.get())->SetMaxArea(1.0);
newMesh.addHypothesis(shape, area);
SMESH_HypothesisPtr segm(new StdMeshers_NumberOfSegments(hyp++, 1, myGen));
static_cast<StdMeshers_NumberOfSegments*>(segm.get())->SetNumberOfSegments(1);
newMesh.addHypothesis(shape, segm);
SMESH_HypothesisPtr defl(new StdMeshers_Deflection1D(hyp++, 1, myGen));
static_cast<StdMeshers_Deflection1D*>(defl.get())->SetDeflection(0.01);
newMesh.addHypothesis(shape, defl);
SMESH_HypothesisPtr reg(new StdMeshers_Regular_1D(hyp++, 1, myGen));
newMesh.addHypothesis(shape, reg);
//SMESH_HypothesisPtr sel(new StdMeshers_StartEndLength(hyp++, 1, myGen));
//static_cast<StdMeshers_StartEndLength*>(sel.get())->SetLength(1.0, true);
//newMesh.addHypothesis(shape, sel;
SMESH_HypothesisPtr qdp(new StdMeshers_QuadranglePreference(hyp++,1,myGen));
newMesh.addHypothesis(shape, qdp);
SMESH_HypothesisPtr q2d(new StdMeshers_Quadrangle_2D(hyp++,1,myGen));
newMesh.addHypothesis(shape, q2d);
// create mesh
newMesh.compute();
SMESHDS_Mesh* data = const_cast<SMESH_Mesh*>(newMesh.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();
// set the value to the object
FemMesh.setValue(newMesh);
return App::DocumentObject::StdReturn;
}
PyObject *FemMeshShapeObject::getPyObject()
{
if (PythonObject.is(Py::_None())){
// ref counter is set to 1
PythonObject = Py::Object(new DocumentObjectPy(this),true);
}
return Py::new_reference_to(PythonObject);
}
//short FemMeshShapeObject::mustExecute(void) const
//{
// return 0;
//}
//PyObject *FemMeshShapeObject::getPyObject()
//{
// if (PythonObject.is(Py::_None())){
// // ref counter is set to 1
// PythonObject = Py::Object(new DocumentObjectPy(this),true);
// }
// return Py::new_reference_to(PythonObject);
//}
void FemMeshShapeObject::onChanged(const Property* prop)
{