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dox/Parallel/vtkPieceScalars.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPieceScalars.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 =========================================================================*/
00032 #ifndef __vtkPieceScalars_h
00033 #define __vtkPieceScalars_h
00034 
00035 #include "vtkDataSetToDataSetFilter.h"
00036 
00037 class vtkFloatArray;
00038 class vtkIntArray;
00039 
00040 class VTK_PARALLEL_EXPORT vtkPieceScalars : public vtkDataSetToDataSetFilter
00041 {
00042 public:
00043   static vtkPieceScalars *New();
00044 
00045   vtkTypeRevisionMacro(vtkPieceScalars,vtkDataSetToDataSetFilter);
00046   void PrintSelf(ostream& os, vtkIndent indent);
00047 
00049 
00051   void SetScalarModeToCellData() {this->SetCellScalarsFlag(1);}
00052   void SetScalarModeToPointData() {this->SetCellScalarsFlag(0);}
00053   int GetScalarMode() {return this->CellScalarsFlag;}
00055   
00056   // Dscription:
00057   // This option uses a random mapping between pieces and scalar values.
00058   // The scalar values are choosen between 0 and 1.  By default, random mode is off.
00059   vtkSetMacro(RandomMode, int);
00060   vtkGetMacro(RandomMode, int);
00061   vtkBooleanMacro(RandomMode, int);
00062   
00063 protected:
00064   vtkPieceScalars();
00065   ~vtkPieceScalars();
00066   
00067   // Append the pieces.
00068   void Execute();
00069   
00070   vtkIntArray *MakePieceScalars(int piece, vtkIdType numScalars);
00071   vtkFloatArray *MakeRandomScalars(int piece, vtkIdType numScalars);
00072   
00073   vtkSetMacro(CellScalarsFlag,int);
00074   int CellScalarsFlag;
00075   int RandomMode;
00076 private:
00077   vtkPieceScalars(const vtkPieceScalars&);  // Not implemented.
00078   void operator=(const vtkPieceScalars&);  // Not implemented.
00079 };
00080 
00081 #endif