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Common/vtkStructuredData.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkStructuredData.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00039 #ifndef __vtkStructuredData_h
00040 #define __vtkStructuredData_h
00041 
00042 #include "vtkObject.h"
00043 
00044 class vtkIdList;
00045 
00046 #define VTK_UNCHANGED 0
00047 #define VTK_SINGLE_POINT 1
00048 #define VTK_X_LINE 2
00049 #define VTK_Y_LINE 3
00050 #define VTK_Z_LINE 4
00051 #define VTK_XY_PLANE 5
00052 #define VTK_YZ_PLANE 6
00053 #define VTK_XZ_PLANE 7
00054 #define VTK_XYZ_GRID 8
00055 #define VTK_EMPTY 9
00056 
00057 class VTK_COMMON_EXPORT vtkStructuredData : public vtkObject 
00058 {
00059 public:
00060   vtkTypeRevisionMacro(vtkStructuredData,vtkObject);
00061 
00063 
00068   static int SetDimensions(int inDim[3], int dim[3]);
00069   static int SetExtent(int inExt[6], int ext[6]);
00071 
00073   static int GetDataDimension(int dataDescription);
00074 
00076 
00077   static void GetCellPoints(vtkIdType cellId, vtkIdList *ptIds, 
00078                             int dataDescription, int dim[3]);
00080 
00082   static void GetPointCells(vtkIdType ptId, vtkIdList *cellIds, int dim[3]);
00083 
00085 
00087   static void GetCellNeigbors(vtkIdType cellId, vtkIdList *ptIds, 
00088                               vtkIdList *cellIds, int dim[3]);
00090 
00092 
00094   static vtkIdType ComputePointId(int dim[3], int ijk[3]) {
00095     return ijk[2]*dim[0]*dim[1] + ijk[1]*dim[0] + ijk[0];}
00097 
00099 
00101   static vtkIdType ComputeCellId(int dim[3], int ijk[3]) {
00102     return ijk[2]*(dim[0]-1)*(dim[1]-1) + ijk[1]*(dim[0]-1) + ijk[0];};
00104 
00105 protected:
00106   vtkStructuredData() {};
00107   ~vtkStructuredData() {};
00108   
00109 private:
00110   vtkStructuredData(const vtkStructuredData&);  // Not implemented.
00111   void operator=(const vtkStructuredData&);  // Not implemented.
00112 };
00113 
00114 
00115 #endif
00116