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vtkIntersectionPolyDataFilter2.h
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vtkIntersectionPolyDataFilter2.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkIntersectionPolyDataFilter2.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 vtkIntersectionPolyDataFilter2
// .SECTION Description
//
// vtkIntersectionPolyDataFilter2 computes the intersection between two
// vtkPolyData objects. The first output is a set of lines that marks
// the intersection of the input vtkPolyData objects. The second and
// third outputs are the first and second input vtkPolyData,
// respectively. Optionally, the two output vtkPolyData can be split
// along the intersection lines.
//
// This code was contributed in the Insight 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.insight-journal.org/browse/publication/797
#ifndef __vtkIntersectionPolyDataFilter2_h
#define __vtkIntersectionPolyDataFilter2_h
#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
class VTKFILTERSGENERAL_EXPORT vtkIntersectionPolyDataFilter2 : public vtkPolyDataAlgorithm
{
public:
static vtkIntersectionPolyDataFilter2 *New();
vtkTypeMacro(vtkIntersectionPolyDataFilter2, vtkPolyDataAlgorithm);
virtual 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:
// If on, the second output will be the first input mesh split by the
// intersection with the second input mesh. Defaults to on.
vtkGetMacro(SplitFirstOutput, int);
vtkSetMacro(SplitFirstOutput, int);
vtkBooleanMacro(SplitFirstOutput, int);
// Description:
// If on, the third output will be the second input mesh split by the
// intersection with the first input mesh. Defaults to on.
vtkGetMacro(SplitSecondOutput, int);
vtkSetMacro(SplitSecondOutput, int);
vtkBooleanMacro(SplitSecondOutput, int);
// Description:
// If on, the third output will be the second input mesh split by the
// intersection with the first input mesh. Defaults to on.
vtkGetMacro(ApplyBoundaryPointArray, int);
vtkSetMacro(ApplyBoundaryPointArray, int);
vtkBooleanMacro(ApplyBoundaryPointArray, int);
// Description:
// If on, the third output will be the second input mesh split by the
// intersection with the first input mesh. Defaults to on.
vtkGetMacro(CheckMesh, int);
vtkSetMacro(CheckMesh, int);
vtkBooleanMacro(CheckMesh, int);
// Description:
// Given two triangles defined by points (p1, q1, r1) and (p2, q2,
// r2), returns whether the two triangles intersect. If they do,
// the endpoints of the line forming the intersection are returned
// in pt1 and pt2. The parameter coplanar is set to 1 if the
// triangles are coplanar and 0 otherwise.
static int TriangleTriangleIntersection(double p1[3], double q1[3], double r1[3],
double p2[3], double q2[3], double r2[3],
int &coplanar, double pt1[3], double pt2[3],
double surfaceid[2]);
static void CleanAndCheckSurface(vtkPolyData *pd);
protected:
vtkIntersectionPolyDataFilter2();
~vtkIntersectionPolyDataFilter2();
int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
int FillInputPortInformation(int, vtkInformation*);
private:
vtkIntersectionPolyDataFilter2(const vtkIntersectionPolyDataFilter2&); // Not implemented
void operator=(const vtkIntersectionPolyDataFilter2&); // Not implemented
int NumberOfIntersectionPoints;
int NumberOfIntersectionLines;
int SplitFirstOutput;
int SplitSecondOutput;
int ApplyBoundaryPointArray;
int CheckMesh;
class Impl;
};
#endif // __vtkIntersectionPolyDataFilter2_h