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00017 #ifndef __itkComposeRGBImageFilter_h
00018 #define __itkComposeRGBImageFilter_h
00019
00020 #include "itkTernaryFunctorImageFilter.h"
00021 #include "itkRGBPixel.h"
00022
00023 namespace itk
00024 {
00025
00026 namespace Function {
00027
00028 template< class TInput >
00029 class ComposeRGB
00030 {
00031 public:
00032 typedef RGBPixel<TInput> OutputType;
00033 ComposeRGB() {}
00034 ~ComposeRGB() {}
00035 bool operator!=( const ComposeRGB & ) const
00036 {
00037 return false;
00038 }
00039 bool operator==( const ComposeRGB & other ) const
00040 {
00041 return !(*this != other);
00042 }
00043 inline OutputType operator()( const TInput & R,
00044 const TInput & G,
00045 const TInput & B) const
00046 {
00047 OutputType rgbPixel;
00048 rgbPixel.Set( R, G, B);
00049 return rgbPixel;
00050 }
00051 };
00052 }
00053
00065 template <typename TInputImage,
00066 typename TOutputImage=
00067 Image< RGBPixel< ITK_TYPENAME TInputImage::PixelType >,
00068 ::itk::GetImageDimension<TInputImage>::ImageDimension > >
00069 class ITK_EXPORT ComposeRGBImageFilter :
00070 public
00071 TernaryFunctorImageFilter<TInputImage,TInputImage,
00072 TInputImage,TOutputImage,
00073 Function::ComposeRGB< ITK_TYPENAME TInputImage::PixelType > >
00074 {
00075 public:
00077 typedef ComposeRGBImageFilter Self;
00078 typedef TernaryFunctorImageFilter<
00079 TInputImage,TInputImage,
00080 TInputImage,TOutputImage,
00081 Function::ComposeRGB<
00082 ITK_TYPENAME TInputImage::PixelType > >
00083 Superclass;
00084 typedef SmartPointer<Self> Pointer;
00085 typedef SmartPointer<const Self> ConstPointer;
00086
00087 typedef typename Superclass::OutputImageType OutputImageType;
00088
00090 itkNewMacro(Self);
00091
00093 itkTypeMacro(ComposeRGBImageFilter,
00094 TernaryFunctorImageFilter);
00095
00096 protected:
00097 ComposeRGBImageFilter() {}
00098 virtual ~ComposeRGBImageFilter() {}
00099
00100 private:
00101 ComposeRGBImageFilter(const Self&);
00102 void operator=(const Self&);
00103
00104
00105 };
00106
00107 }
00108
00109
00110 #endif
00111