itkGPUTransformCopier.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 __itkGPUTransformCopier_h
#define __itkGPUTransformCopier_h
 
#include "itkTransform.h"
 
namespace itk
{
template< typename TTypeList, typename NDimensions,
typename TTransform, typename TOutputTransformPrecisionType >
class GPUTransformCopier : public Object
{
public:
 
  typedef GPUTransformCopier         Self;
  typedef Object                     Superclass;
  typedef SmartPointer< Self >       Pointer;
  typedef SmartPointer< const Self > ConstPointer;
 
  itkNewMacro( Self );
 
  itkTypeMacro( GPUTransformCopier, Object );
 
  typedef TTransform                                     CPUTransformType;
  typedef typename CPUTransformType::ConstPointer        CPUTransformConstPointer;
  typedef typename CPUTransformType::ParametersType      CPUParametersType;
  typedef typename CPUTransformType::FixedParametersType CPUFixedParametersType;
  typedef typename CPUTransformType::ScalarType          CPUScalarType;
 
  itkStaticConstMacro( InputSpaceDimension, unsigned int, CPUTransformType::InputSpaceDimension );
  itkStaticConstMacro( OutputSpaceDimension, unsigned int, CPUTransformType::OutputSpaceDimension );
 
  typedef TOutputTransformPrecisionType GPUScalarType;
  typedef Transform< GPUScalarType, InputSpaceDimension, OutputSpaceDimension >
    GPUTransformType;
  typedef typename GPUTransformType::Pointer             GPUTransformPointer;
  typedef typename GPUTransformType::ParametersType      GPUParametersType;
  typedef typename GPUTransformType::FixedParametersType GPUFixedParametersType;
 
  itkSetConstObjectMacro( InputTransform, CPUTransformType );
 
  itkGetModifiableObjectMacro( Output, GPUTransformType );
 
  itkGetConstMacro( ExplicitMode, bool );
  itkSetMacro( ExplicitMode, bool );
 
  void Update( void );
 
#ifdef ITK_USE_CONCEPT_CHECKING
  // Begin concept checking
  itkConceptMacro( OutputTransformPrecisionTypeIsFloatingPointCheck,
    ( Concept::IsFloatingPoint< TOutputTransformPrecisionType > ) );
  // End concept checking
#endif
 
protected:
 
  GPUTransformCopier();
  ~GPUTransformCopier() override {}
  void PrintSelf( std::ostream & os, Indent indent ) const override;
 
  bool CopyTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform );
 
  void CastCopyTransformParameters(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform );
 
  void CastCopyParameters(
    const CPUParametersType & from,
    GPUParametersType & to );
 
  void CastCopyFixedParameters(
    const CPUFixedParametersType & from,
    GPUFixedParametersType & to );
 
private:
 
  bool CopyBSplineTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform );
 
  template< unsigned int Dimension >
  struct TransformSpaceDimensionToType {};
 
  template< unsigned int InputSpaceDimension >
  bool CopyEuler2DTransform(
    const CPUTransformConstPointer &,
    GPUTransformPointer &,
    TransformSpaceDimensionToType< InputSpaceDimension > )
  {
    return false;
  }
 
 
  template< unsigned int InputSpaceDimension >
  bool CopyEuler3DTransform(
    const CPUTransformConstPointer &,
    GPUTransformPointer &,
    TransformSpaceDimensionToType< InputSpaceDimension > )
  {
    return false;
  }
 
 
  bool CopyEuler2DTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform, TransformSpaceDimensionToType< 2 > );
 
  bool CopyEuler3DTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform, TransformSpaceDimensionToType< 3 > );
 
  template< unsigned int InputSpaceDimension >
  bool CopySimilarity2DTransform(
    const CPUTransformConstPointer &,
    GPUTransformPointer &,
    TransformSpaceDimensionToType< InputSpaceDimension > )
  {
    return false;
  }
 
 
  template< unsigned int InputSpaceDimension >
  bool CopySimilarity3DTransform(
    const CPUTransformConstPointer &,
    GPUTransformPointer &,
    TransformSpaceDimensionToType< InputSpaceDimension > )
  {
    return false;
  }
 
 
  bool CopySimilarity2DTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform, TransformSpaceDimensionToType< 2 > );
 
  bool CopySimilarity3DTransform(
    const CPUTransformConstPointer & fromTransform,
    GPUTransformPointer & toTransform, TransformSpaceDimensionToType< 3 > );
 
private:
 
  GPUTransformCopier( const Self & ); // purposely not implemented
  void operator=( const Self & );     // purposely not implemented
 
  CPUTransformConstPointer m_InputTransform;
  GPUTransformPointer      m_Output;
  ModifiedTimeType         m_InternalTransformTime;
  bool                     m_ExplicitMode;
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkGPUTransformCopier.hxx"
#endif
 
#endif /* __itkGPUTransformCopier_h */