vtkConvexPointSet.h

Go to the documentation of this file.

/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkConvexPointSet.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkConvexPointSet_h
#define vtkConvexPointSet_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkCell3D.h"
 
class vtkUnstructuredGrid;
class vtkCellArray;
class vtkTriangle;
class vtkTetra;
class vtkDoubleArray;
 
class VTKCOMMONDATAMODEL_EXPORT vtkConvexPointSet : public vtkCell3D
{
public:
  static vtkConvexPointSet *New();
  vtkTypeMacro(vtkConvexPointSet,vtkCell3D);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  virtual int HasFixedTopology() {return 0;}
 
 
  virtual void GetEdgePoints(int vtkNotUsed(edgeId), int* &vtkNotUsed(pts)) {}
  virtual void GetFacePoints(int vtkNotUsed(faceId), int* &vtkNotUsed(pts)) {}
  virtual double *GetParametricCoords();
 
  virtual int GetCellType() {return VTK_CONVEX_POINT_SET;}
 
 
  virtual int RequiresInitialization() {return 1;}
  virtual void Initialize();
 
 
  virtual int GetNumberOfEdges() {return 0;}
  virtual vtkCell *GetEdge(int) {return NULL;}
  virtual int GetNumberOfFaces();
  virtual vtkCell *GetFace(int faceId);
 
 
  virtual void Contour(double value, vtkDataArray *cellScalars,
                       vtkIncrementalPointLocator *locator, vtkCellArray *verts,
                       vtkCellArray *lines, vtkCellArray *polys,
                       vtkPointData *inPd, vtkPointData *outPd,
                       vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
 
 
  virtual void Clip(double value, vtkDataArray *cellScalars,
                    vtkIncrementalPointLocator *locator, vtkCellArray *connectivity,
                    vtkPointData *inPd, vtkPointData *outPd,
                    vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
                    int insideOut);
 
 
  virtual int EvaluatePosition(double x[3], double* closestPoint,
                               int& subId, double pcoords[3],
                               double& dist2, double *weights);
 
 
  virtual void EvaluateLocation(int& subId, double pcoords[3], double x[3],
                                double *weights);
 
 
  virtual int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
                                double x[3], double pcoords[3], int& subId);
 
  virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
 
 
  virtual void Derivatives(int subId, double pcoords[3], double *values,
                           int dim, double *derivs);
 
  virtual int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
 
  virtual int GetParametricCenter(double pcoords[3]);
 
  int IsPrimaryCell() {return 0;}
 
 
  virtual void InterpolateFunctions(double pcoords[3], double *sf);
  virtual void InterpolateDerivs(double pcoords[3], double *derivs);
 
protected:
  vtkConvexPointSet();
  ~vtkConvexPointSet();
 
  vtkTetra       *Tetra;
  vtkIdList      *TetraIds;
  vtkPoints      *TetraPoints;
  vtkDoubleArray *TetraScalars;
 
  vtkCellArray   *BoundaryTris;
  vtkTriangle    *Triangle;
  vtkDoubleArray *ParametricCoords;
 
private:
  vtkConvexPointSet(const vtkConvexPointSet&);  // Not implemented.
  void operator=(const vtkConvexPointSet&);  // Not implemented.
};
 
//----------------------------------------------------------------------------
inline int vtkConvexPointSet::GetParametricCenter(double pcoords[3])
{
  pcoords[0] = pcoords[1] = pcoords[2] = 0.5;
  return 0;
}
 
#endif