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

  Program:   Visualization Toolkit
  Module:    vtkAMRInterpolatedVelocityField.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 vtkAMRInterpolatedVelocityField_h
#define vtkAMRInterpolatedVelocityField_h

#include "vtkFiltersFlowPathsModule.h" // For export macro

#include "vtkAbstractInterpolatedVelocityField.h"

class vtkOverlappingAMR;

class VTKFILTERSFLOWPATHS_EXPORT vtkAMRInterpolatedVelocityField
  : public vtkAbstractInterpolatedVelocityField
{
public:
  vtkTypeMacro( vtkAMRInterpolatedVelocityField,
                vtkAbstractInterpolatedVelocityField );

  static vtkAMRInterpolatedVelocityField * New();

  vtkGetMacro(AmrDataSet,vtkOverlappingAMR*);
  void SetAMRData(vtkOverlappingAMR* amr);

  bool GetLastDataSetLocation(unsigned int& level, unsigned int& id);

  bool SetLastDataSet(int level, int id);

  virtual void SetLastCellId( vtkIdType c, int dataindex );


  virtual void SetLastCellId( vtkIdType c )
    { this->Superclass::SetLastCellId( c ); }

  virtual int FunctionValues( double * x, double * f );

  void PrintSelf( ostream & os, vtkIndent indent );

  // Descriptino:
  // Point location routine.
  static bool FindGrid(double q[3],vtkOverlappingAMR *amrds, unsigned int& level, unsigned int& gridId);

protected:
  vtkOverlappingAMR* AmrDataSet;
  int LastLevel;
  int LastId;

  vtkAMRInterpolatedVelocityField();
  ~vtkAMRInterpolatedVelocityField();
  virtual int FunctionValues( vtkDataSet * ds, double * x, double * f )
    { return this->Superclass::FunctionValues( ds, x, f ); }

private:
  vtkAMRInterpolatedVelocityField(const vtkAMRInterpolatedVelocityField&); //Not implemented
  void operator = ( const vtkAMRInterpolatedVelocityField& ); // Not implemented.

};

#endif