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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
// The command line arguments are:
// -I => run in interactive mode; unless this is used, the program will
// not allow interaction and exit
// -D <path> => path to the data; the data should be in <path>/Data/
// If WRITE_RESULT is defined, the result of the surface filter is saved.
// #define WRITE_RESULT
#include "vtkActor.h"
#include "vtkCamera.h"
#include "vtkMath.h"
#include "vtkPolyData.h"
#include "vtkPolyDataMapper.h"
#include "vtkPolyDataPointSampler.h"
#include "vtkProperty.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkSphereSource.h"
#include "vtkStripper.h"
#include "vtkTestUtilities.h"
int TestPolyDataPointSampler(int argc, char* argv[])
{
// Standard rendering classes
vtkRenderer* renderer = vtkRenderer::New();
vtkRenderWindow* renWin = vtkRenderWindow::New();
renWin->SetMultiSamples(0);
renWin->AddRenderer(renderer);
vtkRenderWindowInteractor* iren = vtkRenderWindowInteractor::New();
iren->SetRenderWindow(renWin);
// Create a generating polydata
vtkSphereSource* ss = vtkSphereSource::New();
ss->SetPhiResolution(25);
ss->SetThetaResolution(38);
ss->SetCenter(4.5, 5.5, 5.0);
ss->SetRadius(2.5);
// Create multiple samplers to test different parts of the algorithm
vtkPolyDataPointSampler* sampler = vtkPolyDataPointSampler::New();
sampler->SetInputConnection(ss->GetOutputPort());
sampler->SetDistance(0.05);
sampler->GenerateInteriorPointsOn();
vtkPolyDataMapper* mapper = vtkPolyDataMapper::New();
mapper->SetInputConnection(sampler->GetOutputPort());
vtkActor* actor = vtkActor::New();
actor->SetMapper(mapper);
vtkStripper* stripper = vtkStripper::New();
stripper->SetInputConnection(ss->GetOutputPort());
vtkPolyDataPointSampler* sampler2 = vtkPolyDataPointSampler::New();
sampler2->SetInputConnection(stripper->GetOutputPort());
sampler2->SetDistance(0.05);
sampler2->GenerateInteriorPointsOn();
vtkPolyDataMapper* mapper2 = vtkPolyDataMapper::New();
mapper2->SetInputConnection(sampler2->GetOutputPort());
vtkActor* actor2 = vtkActor::New();
actor2->SetMapper(mapper2);
actor2->AddPosition(5.5, 0, 0);
actor2->GetProperty()->SetColor(0, 1, 0);
// Add actors
renderer->AddActor(actor);
renderer->AddActor(actor2);
// Standard testing code.
renWin->SetSize(500, 250);
renWin->Render();
renderer->GetActiveCamera()->Zoom(2);
renWin->Render();
int retVal = vtkRegressionTestImageThreshold(renWin, 0.05);
if (retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Start();
}
// Cleanup
renderer->Delete();
renWin->Delete();
iren->Delete();
ss->Delete();
sampler->Delete();
stripper->Delete();
sampler2->Delete();
mapper->Delete();
mapper2->Delete();
actor->Delete();
actor2->Delete();
return !retVal;
}
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