vtkPipelineSize.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPipelineSize.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 vtkPipelineSize_h
#define vtkPipelineSize_h
 
#include "vtkFiltersParallelModule.h" // For export macro
#include "vtkObject.h"
class vtkAlgorithm;
class vtkPolyDataMapper;
 
class VTKFILTERSPARALLEL_EXPORT vtkPipelineSize : public vtkObject
{
public:
  static vtkPipelineSize* New();
  vtkTypeMacro(vtkPipelineSize,vtkObject);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
 
 
  unsigned long GetEstimatedSize(vtkAlgorithm *input, int inputPort,
                                 int connection);
 
 
  unsigned long GetNumberOfSubPieces(unsigned long memoryLimit,
                                     vtkPolyDataMapper *mapper);
 
protected:
  vtkPipelineSize() {}
  void GenericComputeSourcePipelineSize(vtkAlgorithm *src,
                                        int outputPort,
                                        unsigned long size[3]);
  void ComputeSourcePipelineSize(vtkAlgorithm *src,
                                 int outputPort,
                                 unsigned long size[3]);
  void ComputeOutputMemorySize( vtkAlgorithm *src,
                                int outputPort,
                                unsigned long *inputSize,
                                unsigned long size[2] );
  void GenericComputeOutputMemorySize( vtkAlgorithm *src,
                                       int outputPort,
                                       unsigned long *inputSize,
                                       unsigned long size[2] );
 
 
private:
  vtkPipelineSize(const vtkPipelineSize&);  // Not implemented.
  void operator=(const vtkPipelineSize&);  // Not implemented.
};
 
#endif