/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPResampleFilter.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.

=========================================================================*/
// .NAME vtkPResampleFilter - probe dataset in parallel using a vtkImageData
// .SECTION Description

#ifndef __vtkPResampleFilter_h
#define __vtkPResampleFilter_h

#include "vtkFiltersParallelModule.h" // For export macro
#include "vtkImageAlgorithm.h"

class vtkMultiProcessController;

class VTKFILTERSPARALLEL_EXPORT vtkPResampleFilter : public vtkImageAlgorithm
{
public:
  vtkTypeMacro(vtkPResampleFilter,vtkImageAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkPResampleFilter *New();

  // Description:
  // Set and get the controller.
  virtual void SetController(vtkMultiProcessController*);
  vtkGetObjectMacro(Controller, vtkMultiProcessController);

  // Description:
  // Set/Get if the filter should use Input bounds to sub-sample the data.
  // By default it is set to 1.
  vtkSetMacro(UseInputBounds, int);
  vtkGetMacro(UseInputBounds, int);
  vtkBooleanMacro(UseInputBounds, int);

  // Description:
  // Set/Get sampling bounds. If (UseInputBounds == 1) then the sampling
  // bounds won't be used.
  vtkSetVector6Macro(CustomSamplingBounds, double);
  vtkGetVector6Macro(CustomSamplingBounds, double);

  // Description:
  // Set/Get sampling dimension along each axis. Default will be [10,10,10]
  vtkSetVector3Macro(SamplingDimension, int);
  vtkGetVector3Macro(SamplingDimension, int);

//BTX
protected:
  vtkPResampleFilter();
  ~vtkPResampleFilter();

  // Usual data generation method
  virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int FillInputPortInformation(int port, vtkInformation *info);

  double* CalculateBounds(vtkDataSet* input);

  vtkMultiProcessController* Controller;
  int UseInputBounds;
  double CustomSamplingBounds[6];
  int SamplingDimension[3];
  double Bounds[6];

private:
  vtkPResampleFilter(const vtkPResampleFilter&);  // Not implemented.
  void operator=(const vtkPResampleFilter&);  // Not implemented.
//ETX
};

#endif
