MxWedge15CellExtract.h

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**=======================================================================*/
/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#ifndef  _MxWedge15CellExtract_h
#define  _MxWedge15CellExtract_h
 
#include <MeshVizXLM/mesh/geometry/MiGeometryI.h>
 
#include <Inventor/STL/vector>
#include <Inventor/STL/utility>
 
class MxTabOfMarchingCase;
class MiVolumeCell;
 
{
public:
  
  static MbVec3d getIsoParametricCoord(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point);
 
  static void getWeight(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point, std::vector<double>& weights)
  {
    getWeight(getIsoParametricCoord(meshGeometry,wedgeCell,point),weights);
  }
 
  static void getWeight(const MbVec3d &ipcoord, std::vector<double>& weights);
 
  static void getDerivs(const MbVec3d &ipcoord, std::vector<double>& derivs);
 
  static bool isPointInsideCell(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point, std::vector<double>& weights)
  {
    MbVec3d pcoord = getIsoParametricCoord(meshGeometry,wedgeCell,point);
    bool inside = ( -1.E-5 < pcoord[0] &&  pcoord[0] < 1 + 1.E-5 &&
                    -1.E-5 < pcoord[1] &&  pcoord[1] < 1 + 1.E-5 &&
                    -1.E-5 < pcoord[2] &&  pcoord[2] < 1 + 1.E-5 &&
                    -1.E-5 < (pcoord[0]+pcoord[1]) &&  (pcoord[0]+pcoord[1]) < 1 + 1.E-5);
    if (inside)
      getWeight(pcoord,weights);
    return inside;
  }
 
private:
  static bool initClass();
  static void exitClass();
 
  static bool            s_isInit;
 
  static size_t s_imat0[3][9];
  static size_t s_imat1[4][3]; 
  static size_t s_imat2[4][3]; 
  static size_t s_imat3[2][3]; 
  static size_t s_iperm[2][9]; 
};
 
#endif