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/*=========================================================================
Program: Visualization Toolkit
Module: TestTulipReaderClusters.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 "vtkForceDirectedLayoutStrategy.h"
#include "vtkGraphAnnotationLayersFilter.h"
#include "vtkGraphLayout.h"
#include "vtkGraphMapper.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkTestUtilities.h"
#include "vtkTulipReader.h"
#define VTK_CREATE(type, name) \
vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
int TestTulipReaderClusters(int argc, char* argv[])
{
char* file = vtkTestUtilities::ExpandDataFileName(argc, argv,
"Data/Infovis/clustered-graph.tlp");
VTK_CREATE(vtkTulipReader, reader);
reader->SetFileName(file);
delete[] file;
VTK_CREATE(vtkForceDirectedLayoutStrategy, strategy);
VTK_CREATE(vtkGraphLayout, layout);
layout->SetInputConnection(reader->GetOutputPort());
layout->SetLayoutStrategy(strategy);
VTK_CREATE(vtkGraphMapper, graphMapper);
graphMapper->SetInputConnection(layout->GetOutputPort());
VTK_CREATE(vtkActor, graphActor);
graphActor->SetMapper(graphMapper);
VTK_CREATE(vtkGraphAnnotationLayersFilter, clusters);
clusters->SetInputConnection(0, layout->GetOutputPort(0));
clusters->SetInputConnection(1, reader->GetOutputPort(1));
clusters->SetScaleFactor(1.2);
clusters->SetMinHullSizeInWorld(0.02);
clusters->SetMinHullSizeInDisplay(32);
clusters->OutlineOn();
VTK_CREATE(vtkPolyDataMapper, clustersMapper);
clustersMapper->SetInputConnection(clusters->GetOutputPort());
clustersMapper->SelectColorArray("Hull color");
clustersMapper->SetScalarModeToUseCellFieldData();
clustersMapper->SetScalarVisibility(true);
VTK_CREATE(vtkActor, clustersActor);
clustersActor->SetMapper(clustersMapper);
VTK_CREATE(vtkPolyDataMapper, outlineMapper);
outlineMapper->SetInputConnection(clusters->GetOutputPort(1));
VTK_CREATE(vtkActor, outlineActor);
outlineActor->SetMapper(outlineMapper);
outlineActor->GetProperty()->SetColor(0.5, 0.7, 0.0);
VTK_CREATE(vtkRenderer, ren);
clusters->SetRenderer(ren);
ren->AddActor(graphActor);
ren->AddActor(clustersActor);
ren->AddActor(outlineActor);
VTK_CREATE(vtkRenderWindowInteractor, iren);
VTK_CREATE(vtkRenderWindow, win);
win->SetMultiSamples(0);
win->AddRenderer(ren);
win->SetInteractor(iren);
int retVal = vtkRegressionTestImage(win);
if (retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Initialize();
iren->Start();
retVal = vtkRegressionTester::PASSED;
}
return !retVal;
}
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