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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.
*
*=========================================================================*/
#ifndef _itkMultiResolutionImageRegistrationMethodWithFeatures_hxx
#define _itkMultiResolutionImageRegistrationMethodWithFeatures_hxx
#include "itkMultiResolutionImageRegistrationMethodWithFeatures.h"
#include "itkContinuousIndex.h"
#include <vnl/vnl_math.h>
namespace itk
{
/*
* ****************** CheckPyramids ******************
*/
template <typename TFixedImage, typename TMovingImage>
void
MultiResolutionImageRegistrationMethodWithFeatures<TFixedImage, TMovingImage>::CheckPyramids()
{
/** Check if at least one of the following are provided. */
if (this->GetFixedImage() == nullptr)
{
itkExceptionMacro("FixedImage is not present");
}
if (this->GetMovingImage() == nullptr)
{
itkExceptionMacro("MovingImage is not present");
}
if (this->GetFixedImagePyramid() == nullptr)
{
itkExceptionMacro("Fixed image pyramid is not present");
}
if (this->GetMovingImagePyramid() == nullptr)
{
itkExceptionMacro("Moving image pyramid is not present");
}
/** Check if the number if fixed/moving pyramids == nr of fixed/moving images,
* and whether the number of fixed image regions == the number of fixed images.
*/
if (this->GetNumberOfFixedImagePyramids() != this->GetNumberOfFixedImages())
{
itkExceptionMacro("The number of fixed image pyramids should equal the number of fixed images");
}
if (this->GetNumberOfMovingImagePyramids() != this->GetNumberOfMovingImages())
{
itkExceptionMacro("The number of moving image pyramids should equal the number of moving images");
}
if (this->GetNumberOfFixedImageRegions() != this->GetNumberOfFixedImages())
{
itkExceptionMacro("The number of fixed image regions should equal the number of fixed image");
}
} // end CheckPyramids()
} // end namespace itk
#endif // end #ifndef _itkMultiResolutionImageRegistrationMethodWithFeatures_hxx
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