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vtkBooleanOperationPolyDataFilter2.h
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vtkBooleanOperationPolyDataFilter2.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkBooleanOperationPolyDataFilter2.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 vtkBooleanOperationPolyDataFilter2
// .SECTION Description
//
// Computes the boundary of the union, intersection, or difference
// volume computed from the volumes defined by two input surfaces. The
// two surfaces do not need to be manifold, but if they are not,
// unexpected results may be obtained. The resulting surface is
// available in the first output of the filter. The second output
// contains a set of polylines that represent the intersection between
// the two input surfaces.
//
// This code was contributed in the VTK Journal paper:
// "Boolean Operations on Surfaces in VTK Without External Libraries"
// by Cory Quammen, Chris Weigle C., Russ Taylor
// http://hdl.handle.net/10380/3262
// http://www.midasjournal.org/browse/publication/797
#ifndef __vtkBooleanOperationPolyDataFilter2_h
#define __vtkBooleanOperationPolyDataFilter2_h
#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
#include "vtkDataSetAttributes.h" // Needed for CopyCells() method
class vtkIdList;
class VTKFILTERSGENERAL_EXPORT vtkBooleanOperationPolyDataFilter2 : public vtkPolyDataAlgorithm
{
public:
// Description:
// Construct object that computes the boolean surface.
static vtkBooleanOperationPolyDataFilter2 *New();
vtkTypeMacro(vtkBooleanOperationPolyDataFilter2,
vtkPolyDataAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Integer describing the number of intersection points and lines
vtkGetMacro(NumberOfIntersectionPoints, int);
vtkSetMacro(NumberOfIntersectionPoints, int);
vtkBooleanMacro(NumberOfIntersectionPoints, int);
vtkGetMacro(NumberOfIntersectionLines, int);
vtkSetMacro(NumberOfIntersectionLines, int);
vtkBooleanMacro(NumberOfIntersectionLines, int);
// Description:
// Boolean to ouptut intersection or not
vtkGetMacro(NoIntersectionOutput, int);
vtkSetMacro(NoIntersectionOutput, int);
vtkBooleanMacro(NoIntersectionOutput, int);
enum OperationType
{
VTK_UNION=0,
VTK_INTERSECTION,
VTK_DIFFERENCE
};
// Description:
// Set the boolean operation to perform. Defaults to union.
vtkSetClampMacro( Operation, int, VTK_UNION, VTK_DIFFERENCE );
vtkGetMacro( Operation, int );
void SetOperationToUnion()
{ this->SetOperation( VTK_UNION ); }
void SetOperationToIntersection()
{ this->SetOperation( VTK_INTERSECTION ); }
void SetOperationToDifference()
{ this->SetOperation( VTK_DIFFERENCE ); }
protected:
vtkBooleanOperationPolyDataFilter2();
~vtkBooleanOperationPolyDataFilter2();
int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
int FillInputPortInformation(int, vtkInformation*);
private:
vtkBooleanOperationPolyDataFilter2(const vtkBooleanOperationPolyDataFilter2&); // Not implemented
void operator=(const vtkBooleanOperationPolyDataFilter2&); // Not implemented
// Description:
// PolyDatas for each surface out of intersection and also the intersection
// lines
vtkPolyData *OutputSurface;
// Description:
// Which operation to perform.
// Can be VTK_UNION, VTK_INTERSECTION, or VTK_DIFFERENCE.
int Operation;
int NoIntersectionOutput;
int NumberOfIntersectionPoints;
int NumberOfIntersectionLines;
class Impl;
};
#endif