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/*=========================================================================
Program: Visualization Toolkit
Module: PNGCompare.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 "vtkNew.h"
#include "vtkTesting.h"
#include "vtkTestingInteractor.h"
#include <string>
#include <cstdio> // For remove
int PNGCompare(int argc, char *argv[])
{
// Grab the test image
std::string testImageFileName;
for (int i = 0; i < argc; ++i)
{
if ( strcmp(argv[i],"--test-file") == 0 && i < argc-1)
{
testImageFileName = std::string(argv[i+1]);
break;
}
}
if (testImageFileName.empty())
{
cout << "Error: No reference image specified (use --test-file <png file>)"
<< endl;
return EXIT_FAILURE;
}
// Set up testing object (modeled after vtkTestingInteractor::Start())
vtkNew<vtkTesting> testing;
// Location of the temp directory for testing
testing->AddArgument("-T");
testing->AddArgument(vtkTestingInteractor::TempDirectory.c_str());
// Location of the Data directory
testing->AddArgument("-D");
testing->AddArgument(vtkTestingInteractor::DataDirectory.c_str());
// The name of the valid baseline image
testing->AddArgument("-V");
testing->AddArgument(vtkTestingInteractor::ValidBaseline.c_str());
// Regression test the image
int result = testing->RegressionTest(testImageFileName,
vtkTestingInteractor::ErrorThreshold);
vtkTestingInteractor::TestReturnStatus = result;
if (result == vtkTesting::PASSED)
{
// Coverity complains that we don't check the result of remove(), but
// we really don't care about it. Suppressing:
// coverity[CHECKED_RETURN]
remove(testImageFileName.c_str());
return EXIT_SUCCESS;
}
else
{
return EXIT_FAILURE;
}
}
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