itkGPUMatrixOffsetTransformBase.h

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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
{
itkGPUKernelClassMacro(GPUMatrixOffsetTransformBaseKernel);
 
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:
  using Self = GPUMatrixOffsetTransformBase;
  using GPUSuperclass = GPUTransformBase;
 
  itkTypeMacro(GPUMatrixOffsetTransformBase, GPUSuperclass);
 
  bool
  IsMatrixOffsetTransform() const override
  {
    return true;
  }
 
  using ScalarType = TScalarType;
 
  itkStaticConstMacro(InputSpaceDimension, unsigned int, NInputDimensions);
  itkStaticConstMacro(OutputSpaceDimension, unsigned int, NOutputDimensions);
  itkStaticConstMacro(ParametersDimension, unsigned int, NOutputDimensions *(NInputDimensions + 1));
 
  using CPUMatrixType = Matrix<TScalarType, Self::OutputSpaceDimension, Self::InputSpaceDimension>;
  using CPUInverseMatrixType = Matrix<TScalarType, Self::InputSpaceDimension, Self::OutputSpaceDimension>;
  using CPUOutputVectorType = Vector<TScalarType, Self::OutputSpaceDimension>;
 
  virtual const CPUMatrixType &
  GetCPUMatrix() const = 0;
 
  virtual const CPUOutputVectorType &
  GetCPUOffset() const = 0;
 
protected:
  GPUMatrixOffsetTransformBase();
  ~GPUMatrixOffsetTransformBase() override = default;
 
  bool
  GetSourceCode(std::string & source) const override;
 
  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 */