dox / Filtering
vtkQuadraticPyramid.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkQuadraticPyramid.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00051 #ifndef __vtkQuadraticPyramid_h
00052 #define __vtkQuadraticPyramid_h
00053 
00054 #include "vtkNonLinearCell.h"
00055 
00056 class vtkPolyData;
00057 class vtkQuadraticEdge;
00058 class vtkQuadraticQuad;
00059 class vtkQuadraticTriangle;
00060 class vtkTetra;
00061 class vtkPyramid;
00062 class vtkDoubleArray;
00063 
00064 class VTK_FILTERING_EXPORT vtkQuadraticPyramid : public vtkNonLinearCell
00065 {
00066 public:
00067   static vtkQuadraticPyramid *New();
00068   vtkTypeRevisionMacro(vtkQuadraticPyramid,vtkNonLinearCell);
00069   void PrintSelf(ostream& os, vtkIndent indent);
00070 
00072 
00074   int GetCellType() {return VTK_QUADRATIC_PYRAMID;};
00075   int GetCellDimension() {return 3;}
00076   int GetNumberOfEdges() {return 8;}
00077   int GetNumberOfFaces() {return 5;}
00078   vtkCell *GetEdge(int edgeId);
00079   vtkCell *GetFace(int faceId);
00081 
00082   int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
00083   void Contour(double value, vtkDataArray *cellScalars, 
00084                vtkPointLocator *locator, vtkCellArray *verts, 
00085                vtkCellArray *lines, vtkCellArray *polys, 
00086                vtkPointData *inPd, vtkPointData *outPd,
00087                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00088   int EvaluatePosition(double x[3], double* closestPoint,
00089                        int& subId, double pcoords[3], 
00090                        double& dist2, double *weights);
00091   void EvaluateLocation(int& subId, double pcoords[3], double x[3],
00092                         double *weights);
00093   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00094   void Derivatives(int subId, double pcoords[3], double *values, 
00095                    int dim, double *derivs);
00096   virtual double *GetParametricCoords();
00097 
00099 
00102   void Clip(double value, vtkDataArray *cellScalars, 
00103             vtkPointLocator *locator, vtkCellArray *tets,
00104             vtkPointData *inPd, vtkPointData *outPd,
00105             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00106             int insideOut);
00108 
00110 
00112   int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
00113                         double x[3], double pcoords[3], int& subId);
00115 
00116   
00118   int GetParametricCenter(double pcoords[3]);
00119 
00121 
00122   static void InterpolationFunctions(double pcoords[3], double weights[13]);
00123   static void InterpolationDerivs(double pcoords[3], double derivs[39]);
00125 
00129   void JacobianInverse(double pcoords[3], double **inverse, double derivs[39]);
00130 
00131 protected:
00132   vtkQuadraticPyramid();
00133   ~vtkQuadraticPyramid();
00134 
00135   vtkQuadraticEdge *Edge;
00136   vtkQuadraticTriangle *TriangleFace;
00137   vtkQuadraticQuad *Face;
00138   vtkTetra         *Tetra;
00139   vtkPyramid       *Pyramid;
00140   vtkPointData     *PointData;
00141   vtkCellData      *CellData;
00142   vtkDoubleArray   *Scalars; //used to avoid New/Delete in contouring/clipping
00143 
00144   void Subdivide(vtkPointData *inPd, vtkCellData *inCd, vtkIdType cellId);
00145 
00146 private:
00147   vtkQuadraticPyramid(const vtkQuadraticPyramid&);  // Not implemented.
00148   void operator=(const vtkQuadraticPyramid&);  // Not implemented.
00149 };
00150 
00151 #endif