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

  Program:   Visualization Toolkit
  Module:    vtkTableBasedClipDataSet.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.

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


/*****************************************************************************
*
* Copyright (c) 2000 - 2009, Lawrence Livermore National Security, LLC
* Produced at the Lawrence Livermore National Laboratory
* LLNL-CODE-400124
* All rights reserved.
*
* This file was adapted from the VisIt clipper (vtkVisItClipper). For  details,
* see https://visit.llnl.gov/.  The full copyright notice is contained in the
* file COPYRIGHT located at the root of the VisIt distribution or at
* http://www.llnl.gov/visit/copyright.html.
*
*****************************************************************************/


#ifndef vtkTableBasedClipDataSet_h
#define vtkTableBasedClipDataSet_h

#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkUnstructuredGridAlgorithm.h"

class vtkCallbackCommand;
class vtkImplicitFunction;
class vtkIncrementalPointLocator;

class VTKFILTERSGENERAL_EXPORT vtkTableBasedClipDataSet : public vtkUnstructuredGridAlgorithm
{
public:
  vtkTypeMacro( vtkTableBasedClipDataSet, vtkUnstructuredGridAlgorithm );
  void PrintSelf( ostream & os, vtkIndent indent );

  static vtkTableBasedClipDataSet * New();

  unsigned long GetMTime();


  vtkSetMacro( InsideOut, int );
  vtkGetMacro( InsideOut, int );
  vtkBooleanMacro( InsideOut, int );


  vtkSetMacro( Value, double );
  vtkGetMacro( Value, double );


  vtkSetMacro( UseValueAsOffset, bool );
  vtkGetMacro( UseValueAsOffset, bool );
  vtkBooleanMacro( UseValueAsOffset, bool );


  virtual void SetClipFunction( vtkImplicitFunction * );
  vtkGetObjectMacro( ClipFunction, vtkImplicitFunction );


  vtkSetMacro( GenerateClipScalars, int );
  vtkGetMacro( GenerateClipScalars, int );
  vtkBooleanMacro( GenerateClipScalars, int );


  void SetLocator( vtkIncrementalPointLocator * locator );
  vtkGetObjectMacro( Locator, vtkIncrementalPointLocator );


  vtkSetClampMacro( MergeTolerance, double, 0.0001, 0.25 );
  vtkGetMacro( MergeTolerance, double );

  void CreateDefaultLocator();


  vtkSetMacro( GenerateClippedOutput, int );
  vtkGetMacro( GenerateClippedOutput, int );
  vtkBooleanMacro( GenerateClippedOutput, int );

  vtkUnstructuredGrid * GetClippedOutput();


  vtkSetClampMacro(OutputPointsPrecision, int, SINGLE_PRECISION, DEFAULT_PRECISION);
  vtkGetMacro(OutputPointsPrecision, int);

protected:
  vtkTableBasedClipDataSet( vtkImplicitFunction * cf = NULL );
  ~vtkTableBasedClipDataSet();

  virtual int RequestData( vtkInformation *,
                           vtkInformationVector **, vtkInformationVector * );
  virtual int FillInputPortInformation( int port, vtkInformation * info );


  void ClipDataSet( vtkDataSet * pDataSet,
                    vtkDataArray * clipAray, vtkUnstructuredGrid * unstruct );


  void ClipImageData( vtkDataSet * inputGrd, vtkDataArray * clipAray,
                     double isoValue, vtkUnstructuredGrid * outputUG );


  void ClipPolyData( vtkDataSet * inputGrd, vtkDataArray * clipAray,
                     double isoValue, vtkUnstructuredGrid * outputUG );


  void ClipRectilinearGridData( vtkDataSet * inputGrd, vtkDataArray * clipAray,
                                double isoValue, vtkUnstructuredGrid * outputUG );


  void ClipStructuredGridData( vtkDataSet * inputGrd, vtkDataArray * clipAray,
                               double isoValue, vtkUnstructuredGrid * outputUG );


  void ClipUnstructuredGridData( vtkDataSet * inputGrd, vtkDataArray * clipAray,
                                 double isoValue, vtkUnstructuredGrid * outputUG );



  static void InternalProgressCallbackFunction( vtkObject *, unsigned long,
                                                void * clientdata, void * );

  void InternalProgressCallback( vtkAlgorithm * algorithm );


  int    InsideOut;
  int    GenerateClipScalars;
  int    GenerateClippedOutput;
  bool   UseValueAsOffset;
  double Value;
  double MergeTolerance;
  vtkCallbackCommand         * InternalProgressObserver;
  vtkImplicitFunction        * ClipFunction;
  vtkIncrementalPointLocator * Locator;

  int OutputPointsPrecision;

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

#endif