src/StdMeshers/StdMeshers_Hexa_3D.hxx

   1 //  SMESH SMESH : implementaion of SMESH idl descriptions
   2 //
   3 //  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 //  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  21 //
  22 //
  23 //
  24 //  File   : StdMeshers_Hexa_3D.hxx
  25 //           Moved here from SMESH_Hexa_3D.hxx
  26 //  Author : Paul RASCLE, EDF
  27 //  Module : SMESH
  28 //  $Header$
  29
  30 #ifndef _SMESH_HEXA_3D_HXX_
  31 #define _SMESH_HEXA_3D_HXX_
  32
  33 #include "SMESH_3D_Algo.hxx"
  34 #include "SMESH_Mesh.hxx"
  35 #include "StdMeshers_Quadrangle_2D.hxx"
  36 #include "Utils_SALOME_Exception.hxx"
  37
  38 typedef struct point3Dstruct
  39 {
  40         const SMDS_MeshNode * node;
  41 } Point3DStruct;
  42
  43 typedef double Pt3[3];
  44
  45 typedef struct conv2dstruct
  46 {
  47   double a1; // X = a1*x + b1*y + c1
  48   double b1; // Y = a2*x + b2*y + c2
  49   double c1; // a1, b1 a2, b2 in {-1,0,1}
  50   double a2; // c1, c2 in {0,1}
  51   double b2;
  52   double c2;
  53   int ia;    // I = ia*i + ib*j + ic
  54   int ib;
  55   int ic;
  56   int ja;    // J = ja*i + jb*j + jc
  57   int jb;
  58   int jc;
  59 } Conv2DStruct;
  60
  61 typedef struct cubeStruct
  62 {
  63   TopoDS_Vertex V000;
  64   TopoDS_Vertex V001;
  65   TopoDS_Vertex V010;
  66   TopoDS_Vertex V011;
  67   TopoDS_Vertex V100;
  68   TopoDS_Vertex V101;
  69   TopoDS_Vertex V110;
  70   TopoDS_Vertex V111;
  71   faceQuadStruct* quad_X0;
  72   faceQuadStruct* quad_X1;
  73   faceQuadStruct* quad_Y0;
  74   faceQuadStruct* quad_Y1;
  75   faceQuadStruct* quad_Z0;
  76   faceQuadStruct* quad_Z1;
  77   Point3DStruct* np; // normalised 3D coordinates
  78 } CubeStruct;
  79
  80 class StdMeshers_Hexa_3D:
  81   public SMESH_3D_Algo
  82 {
  83 public:
  84   StdMeshers_Hexa_3D(int hypId, int studyId, SMESH_Gen* gen);
  85   virtual ~StdMeshers_Hexa_3D();
  86
  87   virtual bool CheckHypothesis(SMESH_Mesh& aMesh,
  88                                const TopoDS_Shape& aShape,
  89                                SMESH_Hypothesis::Hypothesis_Status& aStatus);
  90
  91   virtual bool Compute(SMESH_Mesh& aMesh,
  92                        const TopoDS_Shape& aShape)
  93     throw (SALOME_Exception);
  94
  95   ostream & SaveTo(ostream & save);
  96   istream & LoadFrom(istream & load);
  97   friend ostream & operator << (ostream & save, StdMeshers_Hexa_3D & hyp);
  98   friend istream & operator >> (istream & load, StdMeshers_Hexa_3D & hyp);
  99
 100 protected:
 101   TopoDS_Edge
 102   EdgeNotInFace(SMESH_Mesh& aMesh,
 103                 const TopoDS_Shape& aShape,
 104                 const TopoDS_Face& aFace,
 105                 const TopoDS_Vertex& aVertex,
 106                 const TopTools_IndexedDataMapOfShapeListOfShape& MS);
 107
 108   int GetFaceIndex(SMESH_Mesh& aMesh,
 109                    const TopoDS_Shape& aShape,
 110                    const vector<SMESH_subMesh*>& meshFaces,
 111                    const TopoDS_Vertex& V0,
 112                    const TopoDS_Vertex& V1,
 113                    const TopoDS_Vertex& V2,
 114                    const TopoDS_Vertex& V3);
 115
 116   void GetConv2DCoefs(const faceQuadStruct& quad,
 117                       const TopoDS_Shape& aShape,
 118                       const TopoDS_Vertex& V0,
 119                       const TopoDS_Vertex& V1,
 120                       const TopoDS_Vertex& V2,
 121                       const TopoDS_Vertex& V3,
 122                       Conv2DStruct& conv);
 123
 124   void GetPoint(Pt3 p,
 125                 int i, int j, int k,
 126                 int nbx, int nby, int nbz,
 127                 Point3DStruct *np,
 128                 const SMESHDS_Mesh* meshDS);
 129
 130   CubeStruct _cube;
 131   FaceQuadStruct* _quads[6];
 132   int _indX0;
 133   int _indX1;
 134   int _indY0;
 135   int _indY1;
 136   int _indZ0;
 137   int _indZ1;
 138 };
 139
 140 #endif