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Common/vtkStructuredData.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkStructuredData.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 =========================================================================*/
00024 #ifndef __vtkStructuredData_h
00025 #define __vtkStructuredData_h
00026 
00027 #include "vtkObject.h"
00028 
00029 class vtkIdList;
00030 
00031 #define VTK_UNCHANGED 0
00032 #define VTK_SINGLE_POINT 1
00033 #define VTK_X_LINE 2
00034 #define VTK_Y_LINE 3
00035 #define VTK_Z_LINE 4
00036 #define VTK_XY_PLANE 5
00037 #define VTK_YZ_PLANE 6
00038 #define VTK_XZ_PLANE 7
00039 #define VTK_XYZ_GRID 8
00040 #define VTK_EMPTY 9
00041 
00042 class VTK_COMMON_EXPORT vtkStructuredData : public vtkObject 
00043 {
00044 public:
00045   vtkTypeRevisionMacro(vtkStructuredData,vtkObject);
00046 
00048 
00053   static int SetDimensions(int inDim[3], int dim[3]);
00054   static int SetExtent(int inExt[6], int ext[6]);
00056 
00058   static int GetDataDimension(int dataDescription);
00059 
00061 
00062   static void GetCellPoints(vtkIdType cellId, vtkIdList *ptIds, 
00063                             int dataDescription, int dim[3]);
00065 
00067   static void GetPointCells(vtkIdType ptId, vtkIdList *cellIds, int dim[3]);
00068 
00070 
00072   static void GetCellNeigbors(vtkIdType cellId, vtkIdList *ptIds, 
00073                               vtkIdList *cellIds, int dim[3]);
00075 
00077 
00079   static vtkIdType ComputePointId(int dim[3], int ijk[3]) {
00080     return ijk[2]*dim[0]*dim[1] + ijk[1]*dim[0] + ijk[0];}
00082 
00084 
00086   static vtkIdType ComputeCellId(int dim[3], int ijk[3]) {
00087     return ijk[2]*(dim[0]-1)*(dim[1]-1) + ijk[1]*(dim[0]-1) + ijk[0];};
00089 
00090 protected:
00091   vtkStructuredData() {};
00092   ~vtkStructuredData() {};
00093   
00094 private:
00095   vtkStructuredData(const vtkStructuredData&);  // Not implemented.
00096   void operator=(const vtkStructuredData&);  // Not implemented.
00097 };
00098 
00099 
00100 #endif
00101