smesh/src/StdMeshers/StdMeshers_Quadrangle_2D.hxx
eap dacd5b29c7 22361: EDF SMESH: Quadrangle (mapping) algorithm: faces with more than 4 edges
+  int GetCorners(const TopoDS_Face&          theFace,
+                 SMESH_Mesh &                theMesh,
+                 std::list<TopoDS_Edge>&     theWire,
+                 std::vector<TopoDS_Vertex>& theVertices,
+                 int &                       theNbDegenEdges);
2013-11-22 12:40:36 +00:00

143 lines
5.0 KiB
C++

// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// File : StdMeshers_Quadrangle_2D.hxx
// Moved here from SMESH_Quadrangle_2D.hxx
// Author : Paul RASCLE, EDF
// Module : SMESH
#ifndef _SMESH_QUADRANGLE_2D_HXX_
#define _SMESH_QUADRANGLE_2D_HXX_
#include "SMESH_Algo.hxx"
#include "SMESH_ProxyMesh.hxx"
#include "SMESH_StdMeshers.hxx"
#include "StdMeshers_QuadrangleParams.hxx"
#include <TopoDS_Face.hxx>
class SMDS_MeshNode;
class SMESH_Mesh;
class SMESH_MesherHelper;
class SMESH_ProxyMesh;
class StdMeshers_FaceSide;
struct uvPtStruct;
enum TSideID { QUAD_BOTTOM_SIDE=0, QUAD_RIGHT_SIDE, QUAD_TOP_SIDE, QUAD_LEFT_SIDE, NB_QUAD_SIDES };
typedef uvPtStruct UVPtStruct;
typedef struct faceQuadStruct
{
std::vector< StdMeshers_FaceSide*> side;
bool isEdgeOut[4]; // true, if an EDGE has more nodes, than an opposite one
UVPtStruct* uv_grid;
TopoDS_Face face;
~faceQuadStruct();
void shift( size_t nb, bool keepUnitOri );
typedef boost::shared_ptr<faceQuadStruct> Ptr;
} FaceQuadStruct;
class STDMESHERS_EXPORT StdMeshers_Quadrangle_2D: public SMESH_2D_Algo
{
public:
StdMeshers_Quadrangle_2D(int hypId, int studyId, SMESH_Gen* gen);
virtual ~StdMeshers_Quadrangle_2D();
virtual bool CheckHypothesis(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
Hypothesis_Status& aStatus);
virtual bool Compute(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape);
virtual bool Evaluate(SMESH_Mesh & aMesh,
const TopoDS_Shape & aShape,
MapShapeNbElems& aResMap);
FaceQuadStruct::Ptr CheckAnd2Dcompute(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
const bool CreateQuadratic);
FaceQuadStruct::Ptr CheckNbEdges(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape);
protected:
bool CheckNbEdgesForEvaluate(SMESH_Mesh& aMesh,
const TopoDS_Shape & aShape,
MapShapeNbElems& aResMap,
std::vector<int>& aNbNodes,
bool& IsQuadratic);
bool SetNormalizedGrid(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
FaceQuadStruct::Ptr& quad);
void SplitQuad(SMESHDS_Mesh *theMeshDS,
const int theFaceID,
const SMDS_MeshNode* theNode1,
const SMDS_MeshNode* theNode2,
const SMDS_MeshNode* theNode3,
const SMDS_MeshNode* theNode4);
bool ComputeQuadPref(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
FaceQuadStruct::Ptr quad);
bool EvaluateQuadPref(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
std::vector<int>& aNbNodes,
MapShapeNbElems& aResMap,
bool isQuadratic);
bool ComputeReduced (SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape,
FaceQuadStruct::Ptr quad);
void UpdateDegenUV(FaceQuadStruct::Ptr quad);
void Smooth (FaceQuadStruct::Ptr quad);
int GetCorners(const TopoDS_Face& theFace,
SMESH_Mesh & theMesh,
std::list<TopoDS_Edge>& theWire,
std::vector<TopoDS_Vertex>& theVertices,
int & theNbDegenEdges);
// true if QuadranglePreference hypothesis is assigned that forces
// construction of quadrangles if the number of nodes on opposite edges
// is not the same in the case where the global number of nodes on edges
// is even
bool myQuadranglePreference;
bool myTrianglePreference;
int myTriaVertexID;
bool myNeedSmooth;
StdMeshers_QuadType myQuadType;
SMESH_MesherHelper* myHelper; // tool for working with quadratic elements
SMESH_ProxyMesh::Ptr myProxyMesh;
FaceQuadStruct::Ptr myQuadStruct;
};
#endif