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/*=========================================================================
Program: Visualization Toolkit
Module: vtkNrrdReader.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 "vtkNrrdReader.h"
#include "vtkActor2D.h"
#include "vtkCamera.h"
#include "vtkImageMapper.h"
#include "vtkNew.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRegressionTestImage.h"
#include "vtkStdString.h"
#include "vtkTestUtilities.h"
int TestNrrdReader(int argc, char *argv[])
{
char *filename1 =
vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/beach.nrrd");
char *filename2 =
vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/beach.ascii.nhdr");
if ((filename1 == NULL) || (filename2 == NULL))
{
cerr << "Could not get file names.";
return 1;
}
vtkNew<vtkNrrdReader> reader1;
if (!reader1->CanReadFile(filename1))
{
cerr << "Reader reports " << filename1 << " cannot be read.";
return 1;
}
reader1->SetFileName(filename1);
reader1->Update();
vtkNew<vtkImageMapper> mapper1;
mapper1->SetInputConnection(reader1->GetOutputPort());
mapper1->SetColorWindow(256);
mapper1->SetColorLevel(127.5);
vtkNew<vtkActor2D> actor1;
actor1->SetMapper(mapper1.GetPointer());
vtkNew<vtkRenderer> renderer1;
renderer1->AddActor(actor1.GetPointer());
vtkNew<vtkNrrdReader> reader2;
if (!reader2->CanReadFile(filename2))
{
cerr << "Reader reports " << filename2 << " cannot be read.";
return 1;
}
reader2->SetFileName(filename2);
reader2->Update();
vtkNew<vtkImageMapper> mapper2;
mapper2->SetInputConnection(reader2->GetOutputPort());
mapper2->SetColorWindow(1.0);
mapper2->SetColorLevel(0.5);
vtkNew<vtkActor2D> actor2;
actor2->SetMapper(mapper2.GetPointer());
vtkNew<vtkRenderer> renderer2;
renderer2->AddActor(actor2.GetPointer());
vtkNew<vtkRenderWindow> renderWindow;
renderWindow->SetSize(200, 100);
renderer1->SetViewport(0.0, 0.0, 0.5, 1.0);
renderWindow->AddRenderer(renderer1.GetPointer());
renderer2->SetViewport(0.5, 0.0, 1.0, 1.0);
renderWindow->AddRenderer(renderer2.GetPointer());
vtkNew<vtkRenderWindowInteractor> interactor;
interactor->SetRenderWindow(renderWindow.GetPointer());
int retVal = vtkRegressionTestImage(renderWindow.GetPointer());
if (retVal == vtkRegressionTester::DO_INTERACTOR)
{
renderWindow->Render();
interactor->Start();
retVal = vtkRegressionTester::PASSED;
}
delete[] filename1;
delete[] filename2;
return (retVal != vtkRegressionTester::PASSED);
}
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