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Parallel/vtkPieceScalars.h

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 =========================================================================*/
00045 #ifndef __vtkPieceScalars_h
00046 #define __vtkPieceScalars_h
00047 
00048 #include "vtkDataSetToDataSetFilter.h"
00049 
00050 class vtkFloatArray;
00051 class vtkIntArray;
00052 
00053 class VTK_PARALLEL_EXPORT vtkPieceScalars : public vtkDataSetToDataSetFilter
00054 {
00055 public:
00056   static vtkPieceScalars *New();
00057 
00058   vtkTypeRevisionMacro(vtkPieceScalars,vtkDataSetToDataSetFilter);
00059   void PrintSelf(ostream& os, vtkIndent indent);
00060 
00062 
00064   void SetScalarModeToCellData() {this->SetCellScalarsFlag(1);}
00065   void SetScalarModeToPointData() {this->SetCellScalarsFlag(0);}
00066   int GetScalarMode() {return this->CellScalarsFlag;}
00068   
00069   // Dscription:
00070   // This option uses a random mapping between pieces and scalar values.
00071   // The scalar values are choosen between 0 and 1.  By default, random mode is off.
00072   vtkSetMacro(RandomMode, int);
00073   vtkGetMacro(RandomMode, int);
00074   vtkBooleanMacro(RandomMode, int);
00075   
00076 protected:
00077   vtkPieceScalars();
00078   ~vtkPieceScalars();
00079   
00080   // Append the pieces.
00081   void Execute();
00082   
00083   vtkIntArray *MakePieceScalars(int piece, vtkIdType numScalars);
00084   vtkFloatArray *MakeRandomScalars(int piece, vtkIdType numScalars);
00085   
00086   vtkSetMacro(CellScalarsFlag,int);
00087   int CellScalarsFlag;
00088   int RandomMode;
00089 private:
00090   vtkPieceScalars(const vtkPieceScalars&);  // Not implemented.
00091   void operator=(const vtkPieceScalars&);  // Not implemented.
00092 };
00093 
00094 #endif