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/*=========================================================================
Program: Visualization Toolkit
Module: TestXMLUnstructuredGridReader.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.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#include "vtkActor.h"
#include "vtkCamera.h"
#include "vtkDataSetSurfaceFilter.h"
#include "vtkPolyDataMapper.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkXMLUnstructuredGridReader.h"
#include "vtkNew.h"
#include <string>
int TestXMLUnstructuredGridReader(int argc, char *argv[])
{
int i;
// Need to get the data root.
const char *data_root = NULL;
for (i = 0; i < argc-1; i++)
{
if (strcmp("-D", argv[i]) == 0)
{
data_root = argv[i+1];
break;
}
}
if (!data_root)
{
cout << "Need to specify the directory to VTK_DATA_ROOT with -D <dir>." << endl;
return 1;
}
// Create the reader for the data (.vtu) with multiple pieces,
// and each piece contains a pyramid cell and a polyhedron cell.
std::string filename;
filename = data_root;
filename += "/Data/polyhedron2pieces.vtu";
cout << "Loading " << filename.c_str() << endl;
vtkNew<vtkXMLUnstructuredGridReader> reader;
reader->SetFileName(filename.c_str());
vtkNew<vtkDataSetSurfaceFilter> surfaces;
surfaces->SetInputConnection(reader->GetOutputPort());
vtkNew<vtkPolyDataMapper> mapper;
mapper->SetInputConnection(surfaces->GetOutputPort());
vtkNew<vtkActor> actor;
actor->SetMapper(mapper.GetPointer());
vtkNew<vtkRenderer> renderer;
renderer->AddActor(actor.GetPointer());
renderer->SetBackground(0,0,0);
vtkNew<vtkRenderWindow> renwin;
renwin->SetMultiSamples(0);
renwin->AddRenderer(renderer.GetPointer());
renwin->SetSize(300, 300);
vtkNew<vtkRenderWindowInteractor> iren;
iren->SetRenderWindow(renwin.GetPointer());
iren->Initialize();
renderer->ResetCamera();
vtkCamera *camera = renderer->GetActiveCamera();
camera->Elevation(-90.0);
camera->SetViewUp(0.0, 0.0, 1.0);
camera->Azimuth(125.0);
// interact with data
renwin->Render();
int retVal = vtkRegressionTestImage( renwin.GetPointer() );
if ( retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Start();
}
return !retVal;
}
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