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/*=========================================================================
*
* Copyright NumFOCUS
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "itkImageRegistrationMethodv4.h"
#include "itkTestingMacros.h"
/*
* Test the SetMetricSamplingPercentage and SetMetricSamplingPercentagePerLevel.
* We only need to explicitly run the SetMetricSamplingPercentage method because it
* invokes the SetMetricSamplingPercentagePerLevel method.
*/
int
itkImageRegistrationSamplingTest(int, char *[])
{
using PixelType = double;
using FixedImageType = itk::Image<PixelType, 2>;
using MovingImageType = itk::Image<PixelType, 2>;
using RegistrationType = itk::ImageRegistrationMethodv4<FixedImageType, MovingImageType>;
auto registrationMethod = RegistrationType::New();
ITK_TRY_EXPECT_NO_EXCEPTION(registrationMethod->SetMetricSamplingPercentage(0.1));
constexpr unsigned int NUM_ERRORS = 3;
RegistrationType::RealType errorValues[NUM_ERRORS] = { -0.1, 0.0, 1.1 };
for (double errorValue : errorValues)
{
ITK_TRY_EXPECT_EXCEPTION(registrationMethod->SetMetricSamplingPercentage(errorValue));
}
std::cout << "Test finished." << std::endl;
return EXIT_SUCCESS;
}
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