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#include "vtkActor.h"
#include "vtkArcParallelEdgeStrategy.h"
#include "vtkCircularLayoutStrategy.h"
#include "vtkEdgeLayout.h"
#include "vtkForceDirectedLayoutStrategy.h"
#include "vtkGraphLayout.h"
#include "vtkGraphToPolyData.h"
#include "vtkPassThroughEdgeStrategy.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkRandomGraphSource.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkTestUtilities.h"
#include "vtkVertexGlyphFilter.h"
#define VTK_CREATE(type,name) \
vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
int TestArcEdges(int argc, char* argv[])
{
VTK_CREATE(vtkRandomGraphSource, source);
VTK_CREATE(vtkGraphLayout, layout);
VTK_CREATE(vtkCircularLayoutStrategy, strategy);
VTK_CREATE(vtkEdgeLayout, edgeLayout);
VTK_CREATE(vtkArcParallelEdgeStrategy, edgeStrategy);
VTK_CREATE(vtkGraphToPolyData, graphToPoly);
VTK_CREATE(vtkPolyDataMapper, edgeMapper);
VTK_CREATE(vtkActor, edgeActor);
VTK_CREATE(vtkVertexGlyphFilter, vertGlyph);
VTK_CREATE(vtkPolyDataMapper, vertMapper);
VTK_CREATE(vtkActor, vertActor);
VTK_CREATE(vtkRenderer, ren);
VTK_CREATE(vtkRenderWindow, win);
win->SetMultiSamples(0);
VTK_CREATE(vtkRenderWindowInteractor, iren);
source->SetNumberOfVertices(3);
source->SetNumberOfEdges(50);
source->AllowSelfLoopsOn();
source->AllowParallelEdgesOn();
source->StartWithTreeOff();
source->DirectedOff();
layout->SetInputConnection(source->GetOutputPort());
layout->SetLayoutStrategy(strategy);
edgeStrategy->SetNumberOfSubdivisions(50);
edgeLayout->SetInputConnection(layout->GetOutputPort());
edgeLayout->SetLayoutStrategy(edgeStrategy);
// Pull the graph out of the pipeline so we can test the
// edge points API.
edgeLayout->Update();
vtkGraph* g = edgeLayout->GetOutput();
vtkIdType npts = g->GetNumberOfEdgePoints(0);
double* pts = new double[3*npts];
for (vtkIdType i = 0; i < npts; ++i)
{
double* pt = g->GetEdgePoint(0, i);
pts[3*i + 0] = pt[0];
pts[3*i + 1] = pt[1];
pts[3*i + 2] = pt[2];
}
g->ClearEdgePoints(0);
for (vtkIdType i = 0; i < npts; ++i)
{
double* pt = pts + 3*i;
g->AddEdgePoint(0, pt);
g->SetEdgePoint(0, i, pt);
g->SetEdgePoint(0, i, pt[0], pt[1], pt[2]);
}
delete [] pts;
graphToPoly->SetInputData(g);
edgeMapper->SetInputConnection(graphToPoly->GetOutputPort());
edgeActor->SetMapper(edgeMapper);
ren->AddActor(edgeActor);
vertGlyph->SetInputData(g);
vertMapper->SetInputConnection(vertGlyph->GetOutputPort());
vertActor->SetMapper(vertMapper);
vertActor->GetProperty()->SetPointSize(1);
ren->AddActor(vertActor);
win->AddRenderer(ren);
win->SetInteractor(iren);
win->Render();
int retVal = vtkRegressionTestImage(win);
if (retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Initialize();
iren->Start();
retVal = vtkRegressionTester::PASSED;
}
return !retVal;
}
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