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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 elxMultiResolutionRegistration_h
#define elxMultiResolutionRegistration_h
#include "elxIncludes.h" // include first to avoid MSVS warning
#include "itkMultiResolutionImageRegistrationMethod2.h"
namespace elastix
{
/**
* \class MultiResolutionRegistration
* \brief A registration framework based on the itk::MultiResolutionImageRegistrationMethod.
*
* This MultiResolutionRegistration gives a framework for registration with a
* multi-resolution approach.
*
* The parameters used in this class are:
* \parameter Registration: Select this registration framework as follows:\n
* <tt>(Registration "MultiResolutionRegistration")</tt>
* \parameter NumberOfResolutions: the number of resolutions used. \n
* example: <tt>(NumberOfResolutions 4)</tt> \n
* The default is 3.
*
* \ingroup Registrations
*/
template <class TElastix>
class ITK_TEMPLATE_EXPORT MultiResolutionRegistration
: public RegistrationBase<TElastix>::ITKBaseType
, public RegistrationBase<TElastix>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(MultiResolutionRegistration);
/** Standard ITK. */
using Self = MultiResolutionRegistration;
using Superclass1 = typename RegistrationBase<TElastix>::ITKBaseType;
using Superclass2 = RegistrationBase<TElastix>;
using Pointer = itk::SmartPointer<Self>;
using ConstPointer = itk::SmartPointer<const Self>;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(MultiResolutionRegistration, MultiResolutionImageRegistrationMethod);
/** Name of this class.
* Use this name in the parameter file to select this specific registration framework. \n
* example: <tt>(Registration "MultiResolutionRegistration")</tt>\n
*/
elxClassNameMacro("MultiResolutionRegistration");
/** Typedef's inherited from Superclass1. */
/** Type of the Fixed image. */
using typename Superclass1::FixedImageType;
using typename Superclass1::FixedImageConstPointer;
using typename Superclass1::FixedImageRegionType;
/** Type of the Moving image. */
using typename Superclass1::MovingImageType;
using typename Superclass1::MovingImageConstPointer;
/** Type of the metric. */
using typename Superclass1::MetricType;
using typename Superclass1::MetricPointer;
/** Type of the Transform . */
using typename Superclass1::TransformType;
using typename Superclass1::TransformPointer;
/** Type of the Interpolator. */
using typename Superclass1::InterpolatorType;
using typename Superclass1::InterpolatorPointer;
/** Type of the optimizer. */
using typename Superclass1::OptimizerType;
/** Type of the Fixed image multiresolution pyramid. */
using typename Superclass1::FixedImagePyramidType;
using typename Superclass1::FixedImagePyramidPointer;
/** Type of the moving image multiresolution pyramid. */
using typename Superclass1::MovingImagePyramidType;
using typename Superclass1::MovingImagePyramidPointer;
/** Type of the Transformation parameters. This is the same type used to
* represent the search space of the optimization algorithm.
*/
using typename Superclass1::ParametersType;
/** Typedef's from Elastix. */
using typename Superclass2::ElastixType;
using RegistrationType = typename Superclass2::RegistrationType;
using ITKBaseType = typename Superclass2::ITKBaseType;
using typename Superclass2::UseMaskErosionArrayType;
/** Get the dimension of the fixed image. */
itkStaticConstMacro(FixedImageDimension, unsigned int, Superclass2::FixedImageDimension);
/** Get the dimension of the moving image. */
itkStaticConstMacro(MovingImageDimension, unsigned int, Superclass2::MovingImageDimension);
/** Execute stuff before the actual registration:
* \li Connect all components to the registration framework.
* \li Set the number of resolution levels.
* \li Set the fixed image region. */
void
BeforeRegistration() override;
/** Execute stuff before each resolution:
* \li Update masks with an erosion. */
void
BeforeEachResolution() override;
protected:
/** The constructor. */
MultiResolutionRegistration() = default;
/** The destructor. */
~MultiResolutionRegistration() override = default;
/** Typedef's for mask support. */
using typename Superclass2::MaskPixelType;
using typename Superclass2::FixedMaskImageType;
using typename Superclass2::MovingMaskImageType;
using typename Superclass2::FixedMaskImagePointer;
using typename Superclass2::MovingMaskImagePointer;
using typename Superclass2::FixedMaskSpatialObjectType;
using typename Superclass2::MovingMaskSpatialObjectType;
using typename Superclass2::FixedMaskSpatialObjectPointer;
using typename Superclass2::MovingMaskSpatialObjectPointer;
/** Function to update fixed and moving masks. */
void
UpdateMasks(unsigned int level);
/** Read the components from m_Elastix and set them in the Registration class. */
virtual void
SetComponents();
private:
elxOverrideGetSelfMacro;
};
} // end namespace elastix
#ifndef ITK_MANUAL_INSTANTIATION
# include "elxMultiResolutionRegistration.hxx"
#endif
#endif // end #ifndef elxMultiResolutionRegistration_h
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