1 /*========================================================================= 2 * 3 * Copyright Insight Software Consortium 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0.txt 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 *=========================================================================*/ 18 #ifndef itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader_h 19 #define itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader_h 20 21 #include "itkImageToImageMetricv4GetValueAndDerivativeThreader.h" 22 23 namespace itk 24 { 25 26 /** \class DemonsImageToImageMetricv4GetValueAndDerivativeThreader 27 * \brief Processes points for DemonsImageToImageMetricv4 \c 28 * GetValueAndDerivative. 29 * 30 * \ingroup ITKMetricsv4 31 */ 32 template < typename TDomainPartitioner, typename TImageToImageMetric, typename TDemonsMetric > 33 class ITK_TEMPLATE_EXPORT DemonsImageToImageMetricv4GetValueAndDerivativeThreader 34 : public ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric > 35 { 36 public: 37 ITK_DISALLOW_COPY_AND_ASSIGN(DemonsImageToImageMetricv4GetValueAndDerivativeThreader); 38 39 /** Standard class type aliases. */ 40 using Self = DemonsImageToImageMetricv4GetValueAndDerivativeThreader; 41 using Superclass = ImageToImageMetricv4GetValueAndDerivativeThreader< TDomainPartitioner, TImageToImageMetric >; 42 using Pointer = SmartPointer< Self >; 43 using ConstPointer = SmartPointer< const Self >; 44 45 itkTypeMacro( DemonsImageToImageMetricv4GetValueAndDerivativeThreader, ImageToImageMetricv4GetValueAndDerivativeThreader ); 46 47 itkNewMacro( Self ); 48 49 using DomainType = typename Superclass::DomainType; 50 using AssociateType = typename Superclass::AssociateType; 51 52 using ImageToImageMetricv4Type = typename Superclass::ImageToImageMetricv4Type; 53 using VirtualPointType = typename Superclass::VirtualPointType; 54 using VirtualIndexType = typename Superclass::VirtualIndexType; 55 using FixedImagePointType = typename Superclass::FixedImagePointType; 56 using FixedImagePixelType = typename Superclass::FixedImagePixelType; 57 using FixedImageGradientType = typename Superclass::FixedImageGradientType; 58 using MovingImagePointType = typename Superclass::MovingImagePointType; 59 using MovingImagePixelType = typename Superclass::MovingImagePixelType; 60 using MovingImageGradientType = typename Superclass::MovingImageGradientType; 61 using MeasureType = typename Superclass::MeasureType; 62 using DerivativeType = typename Superclass::DerivativeType; 63 using DerivativeValueType = typename Superclass::DerivativeValueType; 64 using InternalComputationValueType = typename Superclass::InternalComputationValueType; 65 using NumberOfParametersType = typename Superclass::NumberOfParametersType; 66 using ImageDimensionType = typename Superclass::ImageDimensionType; 67 68 protected: DemonsImageToImageMetricv4GetValueAndDerivativeThreader()69 DemonsImageToImageMetricv4GetValueAndDerivativeThreader() : 70 m_DemonsAssociate(nullptr) 71 {} 72 73 /** Overload. 74 * Get pointer to metric object. 75 */ 76 void BeforeThreadedExecution() override; 77 78 /** This function computes the local voxel-wise contribution of 79 * the metric to the global integral of the metric/derivative. 80 */ 81 bool ProcessPoint( 82 const VirtualIndexType & virtualIndex, 83 const VirtualPointType & virtualPoint, 84 const FixedImagePointType & mappedFixedPoint, 85 const FixedImagePixelType & mappedFixedPixelValue, 86 const FixedImageGradientType & mappedFixedImageGradient, 87 const MovingImagePointType & mappedMovingPoint, 88 const MovingImagePixelType & mappedMovingPixelValue, 89 const MovingImageGradientType & mappedMovingImageGradient, 90 MeasureType & metricValueReturn, 91 DerivativeType & localDerivativeReturn, 92 const ThreadIdType threadId ) const override; 93 94 private: 95 /** Internal pointer to the Mattes metric object in use by this threader. 96 * This will avoid costly dynamic casting in tight loops. */ 97 TDemonsMetric * m_DemonsAssociate; 98 }; 99 100 } // end namespace itk 101 102 #ifndef ITK_MANUAL_INSTANTIATION 103 #include "itkDemonsImageToImageMetricv4GetValueAndDerivativeThreader.hxx" 104 #endif 105 106 #endif 107