Common/vtkPolyVertex.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPolyVertex.h,v $
00005   Language:  C++
00006 
00007 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00056 #ifndef __vtkPolyVertex_h
00057 #define __vtkPolyVertex_h
00058 
00059 #include "vtkCell.h"
00060 #include "vtkVertex.h"
00061 
00062 class VTK_COMMON_EXPORT vtkPolyVertex : public vtkCell
00063 {
00064 public:
00065   static vtkPolyVertex *New();
00066   vtkTypeMacro(vtkPolyVertex,vtkCell);
00067 
00069 
00070   vtkCell *MakeObject();
00071   int GetCellType() {return VTK_POLY_VERTEX;};
00072   int GetCellDimension() {return 0;};
00073   int GetNumberOfEdges() {return 0;};
00074   int GetNumberOfFaces() {return 0;};
00075   vtkCell *GetEdge(int vtkNotUsed(edgeId)) {return 0;};
00076   vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;};
00077   int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00078   void Contour(float value, vtkDataArray *cellScalars, 
00079                vtkPointLocator *locator, vtkCellArray *verts, 
00080                vtkCellArray *lines, vtkCellArray *polys,
00081                vtkPointData *inPd, vtkPointData *outPd,
00082                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00083   void Clip(float value, vtkDataArray *cellScalars, 
00084             vtkPointLocator *locator, vtkCellArray *verts,
00085             vtkPointData *inPd, vtkPointData *outPd,
00086             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00087             int insideOut);
00088   int EvaluatePosition(float x[3], float* closestPoint, 
00089                        int& subId, float pcoords[3],
00090                        float& dist2, float *weights);
00091   void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00092                         float *weights);
00093   int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00094                         float x[3], float pcoords[3], int& subId);
00095   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00096   void Derivatives(int subId, float pcoords[3], float *values, 
00097                    int dim, float *derivs);
00099   
00101   int GetParametricCenter(float pcoords[3]);
00102 
00103   
00104 protected:
00105   vtkPolyVertex();
00106   ~vtkPolyVertex();
00107 
00108   vtkVertex *Vertex;
00109 
00110 private:
00111   vtkPolyVertex(const vtkPolyVertex&);  // Not implemented.
00112   void operator=(const vtkPolyVertex&);  // Not implemented.
00113 };
00114 
00115 #endif
00116 
00117