vtkCompressCompositer.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkCompressCompositer.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkCompressCompositer_h
#define vtkCompressCompositer_h
 
#include "vtkRenderingParallelModule.h" // For export macro
#include "vtkCompositer.h"
 
class vtkTimerLog;
class vtkDataArray;
class vtkFloatArray;
 
class VTKRENDERINGPARALLEL_EXPORT vtkCompressCompositer : public vtkCompositer
{
public:
  static vtkCompressCompositer *New();
  vtkTypeMacro(vtkCompressCompositer,vtkCompositer);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  virtual void CompositeBuffer(vtkDataArray *pBuf, vtkFloatArray *zBuf,
                               vtkDataArray *pTmp, vtkFloatArray *zTmp);
 
 
  static void Compress(vtkFloatArray *zIn, vtkDataArray *pIn,
                       vtkFloatArray *zOut, vtkDataArray *pOut);
 
  static void Uncompress(vtkFloatArray *zIn, vtkDataArray *pIn,
                         vtkFloatArray *zOut, vtkDataArray *pOut,
                         int finalLength);
 
  static void CompositeImagePair(vtkFloatArray *localZ, vtkDataArray *localP,
                                 vtkFloatArray *remoteZ, vtkDataArray *remoteP,
                                 vtkFloatArray *outZ, vtkDataArray *outP);
protected:
  vtkCompressCompositer();
  ~vtkCompressCompositer();
 
 
  vtkDataArray *InternalPData;
  vtkFloatArray *InternalZData;
 
  vtkTimerLog *Timer;
 
private:
  vtkCompressCompositer(const vtkCompressCompositer&); // Not implemented
  void operator=(const vtkCompressCompositer&); // Not implemented
};
 
#endif