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 itkFloodFilledSpatialFunctionConditionalIterator_h 19 #define itkFloodFilledSpatialFunctionConditionalIterator_h 20 21 #include "itkFloodFilledSpatialFunctionConditionalConstIterator.h" 22 23 namespace itk 24 { 25 /** 26 * \class FloodFilledSpatialFunctionConditionalIterator 27 * \brief Iterates over a flood-filled spatial function with write access 28 * to pixels. 29 * 30 * \ingroup ImageIterators 31 * 32 * \ingroup ITKCommon 33 */ 34 template< typename TImage, typename TFunction > 35 class FloodFilledSpatialFunctionConditionalIterator:public 36 FloodFilledSpatialFunctionConditionalConstIterator< TImage, TFunction > 37 { 38 public: 39 /** Standard class type aliases. */ 40 using Self = FloodFilledSpatialFunctionConditionalIterator; 41 using Superclass = FloodFilledSpatialFunctionConditionalConstIterator< TImage, TFunction >; 42 43 /** Type of function */ 44 using FunctionType = typename Superclass::FunctionType; 45 46 /** Type of vector used to store location info in the spatial function */ 47 using FunctionInputType = typename Superclass::FunctionInputType; 48 49 /** Index type alias support */ 50 using IndexType = typename Superclass::IndexType; 51 52 /** Index ContainerType. */ 53 using SeedsContainerType = typename Superclass::SeedsContainerType; 54 55 /** Size type alias support */ 56 using SizeType = typename Superclass::SizeType; 57 58 /** Region type alias support */ 59 using RegionType = typename Superclass::RegionType; 60 61 /** Image type alias support */ 62 using ImageType = typename Superclass::ImageType; 63 64 /** Internal Pixel Type */ 65 using InternalPixelType = typename Superclass::InternalPixelType; 66 67 /** External Pixel Type */ 68 using PixelType = typename Superclass::PixelType; 69 70 /** Constructor establishes an iterator to walk a particular image and a 71 * particular region of that image. This version of the constructor uses 72 * an explicit seed pixel for the flood fill, the "startIndex" */ FloodFilledSpatialFunctionConditionalIterator(ImageType * imagePtr,FunctionType * fnPtr,IndexType startIndex)73 FloodFilledSpatialFunctionConditionalIterator(ImageType *imagePtr, 74 FunctionType *fnPtr, 75 IndexType startIndex):Superclass(imagePtr, fnPtr, startIndex) {} 76 77 /** Constructor establishes an iterator to walk a particular image and a 78 * particular region of that image. This version of the constructor 79 * should be used when the seed pixel is unknown. */ FloodFilledSpatialFunctionConditionalIterator(ImageType * imagePtr,FunctionType * fnPtr)80 FloodFilledSpatialFunctionConditionalIterator(ImageType *imagePtr, 81 FunctionType *fnPtr):Superclass(imagePtr, fnPtr) {} 82 83 /** Get the pixel value, const version to avoid overload warnings */ Get()84 const PixelType Get() const override 85 { return const_cast< ImageType * >( this->m_Image.GetPointer() )->GetPixel( this->m_IndexStack.front() ); } 86 87 /** Get the pixel value, non-const version is sometimes useful. */ Get()88 PixelType Get() 89 { return const_cast< ImageType * >( this->m_Image.GetPointer() )->GetPixel( this->m_IndexStack.front() ); } 90 91 /** Set the pixel value */ Set(const PixelType & value)92 void Set(const PixelType & value) 93 { const_cast< ImageType * >( this->m_Image.GetPointer() )->GetPixel( this->m_IndexStack.front() ) = value; } 94 95 /** Default Destructor. */ 96 ~FloodFilledSpatialFunctionConditionalIterator() override = default; 97 }; 98 } // end namespace itk 99 100 #endif 101