MeshVizXLM/extractors/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;

 MxWedge15CellExtract 
{
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

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