ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkGaussianImageSource.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkGaussianImageSource_h
00019 #define __itkGaussianImageSource_h
00020 
00021 #include "itkParametricImageSource.h"
00022 #include "itkFixedArray.h"
00023 #include "itkSize.h"
00024 
00025 namespace itk
00026 {
00043 template< typename TOutputImage >
00044 class ITK_EXPORT GaussianImageSource :
00045     public ParametricImageSource< TOutputImage >
00046 {
00047 public:
00049   typedef GaussianImageSource                   Self;
00050   typedef ParametricImageSource< TOutputImage > Superclass;
00051   typedef SmartPointer< Self >                  Pointer;
00052   typedef SmartPointer< const Self >            ConstPointer;
00053 
00055   typedef typename TOutputImage::PixelType OutputImagePixelType;
00056 
00058   typedef typename TOutputImage::RegionType OutputImageRegionType;
00059 
00062   typedef typename TOutputImage::SpacingType SpacingType;
00063 
00066   typedef typename TOutputImage::PointType PointType;
00067 
00070   typedef typename TOutputImage::DirectionType DirectionType;
00071 
00073   itkStaticConstMacro(NDimensions, unsigned int, TOutputImage::ImageDimension);
00074 
00076   typedef FixedArray< double, itkGetStaticConstMacro(NDimensions) > ArrayType;
00077 
00079   typedef typename TOutputImage::SizeType      SizeType;
00080   typedef typename TOutputImage::SizeValueType SizeValueType;
00081 
00083   typedef typename Superclass::ParametersValueType ParametersValueType;
00084   typedef typename Superclass::ParametersType      ParametersType;
00085 
00087   itkTypeMacro(GaussianImageSource, ParametricImageSource);
00088 
00090   itkNewMacro(Self);
00091 
00093   itkSetMacro(Scale, double);
00094   itkGetConstReferenceMacro(Scale, double);
00095   itkSetMacro(Normalized, bool);
00096   itkGetConstReferenceMacro(Normalized, bool);
00097   itkSetMacro(Sigma, ArrayType);
00098   itkGetConstReferenceMacro(Sigma, ArrayType);
00099   itkSetMacro(Mean, ArrayType);
00100   itkGetConstReferenceMacro(Mean, ArrayType);
00102 
00108   virtual void SetParameters(const ParametersType & parameters);
00109   virtual ParametersType GetParameters() const;
00111 
00115   virtual unsigned int GetNumberOfParameters() const;
00116 
00117 protected:
00118   GaussianImageSource();
00119   // ~GaussianImageSource(); default implementation ok
00120   void PrintSelf(std::ostream & os, Indent indent) const;
00121 
00122   void GenerateData();
00123 
00124 private:
00125   GaussianImageSource(const GaussianImageSource &); //purposely not implemented
00126   void operator=(const GaussianImageSource &);      //purposely not implemented
00127 
00128   SizeType      m_Size;              // size of the output image
00129   SpacingType   m_Spacing;           // spacing
00130   PointType     m_Origin;            // origin
00131   DirectionType m_Direction;         // direction
00132 
00136   ArrayType m_Sigma;
00137 
00139   ArrayType m_Mean;
00140 
00142   double m_Scale;
00143 
00145   bool m_Normalized;
00146 };
00147 } // end namespace itk
00148 
00149 #ifndef ITK_MANUAL_INSTANTIATION
00150 #include "itkGaussianImageSource.hxx"
00151 #endif
00152 
00153 #endif
00154