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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 itkGPUMatrixOffsetTransformBase_h
#define itkGPUMatrixOffsetTransformBase_h
#include "itkGPUTransformBase.h"
#include "itkMatrix.h"
namespace itk
{
/** Create a helper GPU Kernel class for itkGPUMatrixOffsetTransformBase */
itkGPUKernelClassMacro(GPUMatrixOffsetTransformBaseKernel);
/** \class GPUMatrixOffsetTransformBase
* \brief Base version of the GPU MatrixOffsetTransform.
*
* \author Denis P. Shamonin and Marius Staring. Division of Image Processing,
* Department of Radiology, Leiden, The Netherlands
*
* \note This work was funded by the Netherlands Organisation for
* Scientific Research (NWO NRG-2010.02 and NWO 639.021.124).
*
* \ingroup GPUCommon
*/
template <typename TScalarType = float, // Data type for scalars
unsigned int NInputDimensions = 3, // Number of dimensions in the input space
unsigned int NOutputDimensions = 3>
// Number of dimensions in the output space
class ITK_EXPORT GPUMatrixOffsetTransformBase : public GPUTransformBase
{
public:
/** Standard typedefs */
using Self = GPUMatrixOffsetTransformBase;
using GPUSuperclass = GPUTransformBase;
/** Run-time type information (and related methods). */
itkTypeMacro(GPUMatrixOffsetTransformBase, GPUSuperclass);
/** */
bool
IsMatrixOffsetTransform() const override
{
return true;
}
/** Type of the scalar representing coordinate and vector elements. */
using ScalarType = TScalarType;
/** Dimension of the domain space. */
itkStaticConstMacro(InputSpaceDimension, unsigned int, NInputDimensions);
itkStaticConstMacro(OutputSpaceDimension, unsigned int, NOutputDimensions);
itkStaticConstMacro(ParametersDimension, unsigned int, NOutputDimensions *(NInputDimensions + 1));
/** Standard matrix type for this class */
using CPUMatrixType = Matrix<TScalarType, Self::OutputSpaceDimension, Self::InputSpaceDimension>;
using CPUInverseMatrixType = Matrix<TScalarType, Self::InputSpaceDimension, Self::OutputSpaceDimension>;
using CPUOutputVectorType = Vector<TScalarType, Self::OutputSpaceDimension>;
/** Get CPU matrix of an MatrixOffsetTransformBase. */
virtual const CPUMatrixType &
GetCPUMatrix() const = 0;
/** Get CPU offset of an MatrixOffsetTransformBase. */
virtual const CPUOutputVectorType &
GetCPUOffset() const = 0;
protected:
GPUMatrixOffsetTransformBase();
~GPUMatrixOffsetTransformBase() override = default;
/** Returns OpenCL \a source code for the transform.
* Returns true if source code was combined, false otherwise. */
bool
GetSourceCode(std::string & source) const override;
/** Returns data manager that stores all settings for the transform. */
GPUDataManager::Pointer
GetParametersDataManager() const override;
private:
GPUMatrixOffsetTransformBase(const Self & other) = delete;
const Self &
operator=(const Self &) = delete;
std::vector<std::string> m_Sources{};
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
# include "itkGPUMatrixOffsetTransformBase.hxx"
#endif
#endif /* itkGPUMatrixOffsetTransformBase_h */
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