common/vtkEmptyCell.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkEmptyCell.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 =========================================================================*/
00050 #ifndef __vtkEmptyCell_h
00051 #define __vtkEmptyCell_h
00052 
00053 #include "vtkCell.h"
00054 
00055 class VTK_EXPORT vtkEmptyCell : public vtkCell
00056 {
00057 public:
00058   static vtkEmptyCell *New();
00059   vtkTypeMacro(vtkEmptyCell,vtkCell);
00060 
00062   vtkCell *MakeObject() {return vtkEmptyCell::New();};
00063   int GetCellType() {return VTK_EMPTY_CELL;};
00064   int GetCellDimension() {return 0;};
00065   int GetNumberOfEdges() {return 0;};
00066   int GetNumberOfFaces() {return 0;};
00067   vtkCell *GetEdge(int) {return 0;};
00068   vtkCell *GetFace(int) {return 0;};
00069   int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00070   void Contour(float value, vtkScalars *cellScalars, 
00071                vtkPointLocator *locator, vtkCellArray *verts1, 
00072                vtkCellArray *lines, vtkCellArray *verts2, 
00073                vtkPointData *inPd, vtkPointData *outPd,
00074                vtkCellData *inCd, int cellId, vtkCellData *outCd);
00075   void Clip(float value, vtkScalars *cellScalars, 
00076             vtkPointLocator *locator, vtkCellArray *pts,
00077             vtkPointData *inPd, vtkPointData *outPd,
00078             vtkCellData *inCd, int cellId, vtkCellData *outCd, int insideOut);
00079   int EvaluatePosition(float x[3], float* closestPoint, 
00080                        int& subId, float pcoords[3], 
00081                        float& dist2, float *weights);
00082   void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00083                         float *weights);
00084   int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00085                         float x[3], float pcoords[3], int& subId);
00086   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00087   void Derivatives(int subId, float pcoords[3], float *values, 
00088                    int dim, float *derivs);
00089 
00090 #ifndef VTK_REMOVE_LEGACY_CODE
00091 
00092   int CellBoundary(int subId, float pcoords[3], vtkIdList &pts)
00093     {VTK_LEGACY_METHOD(CellBoundary,"3.2"); return this->CellBoundary(subId, pcoords, &pts);}
00094   int Triangulate(int index, vtkIdList &ptIds, vtkPoints &pts)
00095     {VTK_LEGACY_METHOD(Triangulate,"3.2"); return this->Triangulate(index, &ptIds, &pts);}
00096 #endif
00097   
00098 protected:
00099   vtkEmptyCell() {};
00100   ~vtkEmptyCell() {};
00101   vtkEmptyCell(const vtkEmptyCell&) {};
00102   void operator=(const vtkEmptyCell&) {};
00103 
00104 
00105 };
00106 
00107 #endif
00108 
00109