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/*=========================================================================
*
* Copyright UMC Utrecht and contributors
*
* 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
*
* http://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.
*
*=========================================================================*/
// First include the header files to be tested:
#include "DefaultResampler/elxDefaultResampler.h"
#ifdef ELASTIX_USE_OPENCL
# include "OpenCLResampler/elxOpenCLResampler.h"
#endif
#include "elxElastixTemplate.h"
#include "elxGTestUtilities.h"
#include "../Core/Main/GTesting/elxCoreMainGTestUtilities.h"
// ITK header file:
#include <itkImage.h>
// GoogleTest header file:
#include <gtest/gtest.h>
// Standard C++ header file:
#include <typeinfo>
using ParameterValuesType = itk::ParameterFileParser::ParameterValuesType;
using ParameterMapType = itk::ParameterFileParser::ParameterMapType;
// Using-declarations:
using elx::CoreMainGTestUtilities::CheckNew;
using elx::GTestUtilities::CreateDefaultElastixObject;
using elx::GTestUtilities::ExpectAllKeysUnique;
using elx::GTestUtilities::MakeMergedMap;
namespace
{
template <unsigned NDimension>
using ElastixType = elx::ElastixTemplate<itk::Image<float, NDimension>, itk::Image<float, NDimension>>;
// All tests specific to a dimension.
template <unsigned NDimension>
struct WithDimension
{
template <template <typename> class TResamplerTemplate>
struct WithResampler
{
using ResamplerType = TResamplerTemplate<ElastixType<NDimension>>;
static void
Test_CreateTransformParameterMap_for_default_resampler(const ParameterMapType & expectedDerivedParameterMap)
{
SCOPED_TRACE(std::string("Function = ")
.append(__func__)
.append("\n ResamplerType = ")
.append(typeid(ResamplerType).name()));
const auto newResampler = CheckNew<ResamplerType>();
elx::ResamplerBase<ElastixType<NDimension>> & resampler = *newResampler;
const auto elastixObject = CreateDefaultElastixObject<ElastixType<NDimension>>();
// Note: SetElastix does not take or share the ownership of its argument!
resampler.SetElastix(elastixObject);
ParameterMapType actualParameterMap;
resampler.CreateTransformParameterMap(actualParameterMap);
const ParameterMapType expectedBaseParameterMap = { { "Resampler", { resampler.elxGetClassName() } },
{ "DefaultPixelValue", { "0" } },
{ "ResultImageFormat", { "mhd" } },
{ "ResultImagePixelType", { "short" } },
{ "CompressResultImage", { "false" } } };
ExpectAllKeysUnique(expectedDerivedParameterMap, expectedBaseParameterMap);
EXPECT_EQ(actualParameterMap, MakeMergedMap(expectedDerivedParameterMap, expectedBaseParameterMap));
}
};
static void
Test_CreateTransformParameterMap_for_default_resampler()
{
WithResampler<elx::DefaultResampler>::Test_CreateTransformParameterMap_for_default_resampler({});
#ifdef ELASTIX_USE_OPENCL
WithResampler<elx::OpenCLResampler>::Test_CreateTransformParameterMap_for_default_resampler(
{ { "OpenCLResamplerUseOpenCL", { "true" } } });
#endif
}
};
} // namespace
GTEST_TEST(Resampler, CreateTransformParameterMapForDefaultResampler)
{
WithDimension<2>::Test_CreateTransformParameterMap_for_default_resampler();
WithDimension<3>::Test_CreateTransformParameterMap_for_default_resampler();
}
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