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/*=========================================================================
Program: Visualization Toolkit
Module: TestBooleanOperationPolyDataFilter.cxx
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.
=========================================================================*/
#include <vtkActor.h>
#include <vtkBooleanOperationPolyDataFilter.h>
#include <vtkPolyDataMapper.h>
#include <vtkRenderer.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkSmartPointer.h>
#include <vtkSphereSource.h>
static vtkActor* GetBooleanOperationActor( double x, int operation )
{
double centerSeparation = 0.15;
vtkSmartPointer<vtkSphereSource> sphere1 =
vtkSmartPointer<vtkSphereSource>::New();
sphere1->SetCenter(-centerSeparation + x, 0.0, 0.0);
vtkSmartPointer<vtkSphereSource> sphere2 =
vtkSmartPointer<vtkSphereSource>::New();
sphere2->SetCenter( centerSeparation + x, 0.0, 0.0);
vtkSmartPointer<vtkBooleanOperationPolyDataFilter> boolFilter =
vtkSmartPointer<vtkBooleanOperationPolyDataFilter>::New();
boolFilter->SetOperation( operation );
boolFilter->SetInputConnection( 0, sphere1->GetOutputPort() );
boolFilter->SetInputConnection( 1, sphere2->GetOutputPort() );
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection( boolFilter->GetOutputPort( 0 ) );
mapper->ScalarVisibilityOff();
vtkActor *actor = vtkActor::New();
actor->SetMapper( mapper );
return actor;
}
int TestBooleanOperationPolyDataFilter(int, char *[])
{
vtkSmartPointer<vtkRenderer> renderer =
vtkSmartPointer<vtkRenderer>::New();
vtkSmartPointer<vtkRenderWindow> renWin =
vtkSmartPointer<vtkRenderWindow>::New();
renWin->AddRenderer( renderer );
vtkSmartPointer<vtkRenderWindowInteractor> renWinInteractor =
vtkSmartPointer<vtkRenderWindowInteractor>::New();
renWinInteractor->SetRenderWindow( renWin );
vtkActor *unionActor =
GetBooleanOperationActor( -2.0, vtkBooleanOperationPolyDataFilter::VTK_UNION );
renderer->AddActor( unionActor );
unionActor->Delete();
vtkActor *intersectionActor =
GetBooleanOperationActor( 0.0, vtkBooleanOperationPolyDataFilter::VTK_INTERSECTION );
renderer->AddActor( intersectionActor );
intersectionActor->Delete();
vtkActor *differenceActor =
GetBooleanOperationActor( 2.0, vtkBooleanOperationPolyDataFilter::VTK_DIFFERENCE );
renderer->AddActor( differenceActor );
differenceActor->Delete();
renWin->Render();
renWinInteractor->Start();
return EXIT_SUCCESS;
}
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