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common/vtkVertex.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkVertex.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 =========================================================================*/
00052 #ifndef __vtkVertex_h
00053 #define __vtkVertex_h
00054 
00055 #include "vtkCell.h"
00056 
00057 class VTK_EXPORT vtkVertex : public vtkCell
00058 {
00059 public:
00060   static vtkVertex *New();
00061   vtkTypeMacro(vtkVertex,vtkCell);
00062   
00064   vtkCell *MakeObject();
00065 
00067   int GetCellType() {return VTK_VERTEX;};
00068   int GetCellDimension() {return 0;};
00069   int GetNumberOfEdges() {return 0;};
00070   int GetNumberOfFaces() {return 0;};
00071   vtkCell *GetEdge(int) {return 0;};
00072   vtkCell *GetFace(int) {return 0;};
00073   void Clip(float value, vtkScalars *cellScalars, 
00074             vtkPointLocator *locator, vtkCellArray *pts,
00075             vtkPointData *inPd, vtkPointData *outPd,
00076             vtkCellData *inCd, int cellId, vtkCellData *outCd, int insideOut);
00077   int EvaluatePosition(float x[3], float* closestPoint, 
00078                        int& subId, float pcoords[3], 
00079                        float& dist2, float *weights);
00080   void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00081                         float *weights);
00082 
00088   int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00089 
00094   void Contour(float value, vtkScalars *cellScalars, 
00095                vtkPointLocator *locator, vtkCellArray *verts1, 
00096                vtkCellArray *lines, vtkCellArray *verts2, 
00097                vtkPointData *inPd, vtkPointData *outPd,
00098                vtkCellData *inCd, int cellId, vtkCellData *outCd);
00099 
00103   int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00104                         float x[3], float pcoords[3], int& subId);
00105   
00108   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00109 
00112   void Derivatives(int subId, float pcoords[3], float *values, 
00113                    int dim, float *derivs);
00114 
00116   static void InterpolationFunctions(float pcoords[3], float weights[1]);
00117 
00118 #ifndef VTK_REMOVE_LEGACY_CODE
00119 
00120   int CellBoundary(int subId, float pcoords[3], vtkIdList &pts)
00121     {VTK_LEGACY_METHOD(CellBoundary,"3.2"); return this->CellBoundary(subId, pcoords, &pts);}
00122   int Triangulate(int index, vtkIdList &ptIds, vtkPoints &pts)
00123     {VTK_LEGACY_METHOD(Triangulate,"3.2"); return this->Triangulate(index, &ptIds, &pts);}
00124 #endif
00125   
00126 protected:
00127   vtkVertex();
00128   ~vtkVertex() {};
00129   vtkVertex(const vtkVertex&) {};
00130   void operator=(const vtkVertex&) {};
00131   
00132 };
00133 
00134 #endif
00135 
00136 

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