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 itkGreenColormapFunction_h
19 #define itkGreenColormapFunction_h
20 
21 #include "itkColormapFunction.h"
22 
23 namespace itk
24 {
25 namespace Function
26 {
27 /**
28  * \class GreenColormapFunction
29  * \brief Function object which maps a scalar value into an RGB colormap value.
30  *
31  * \image html GreenColormapFunction.png "Green colormap."
32  * \author Nicholas Tustison, Hui Zhang, Gaetan Lehmann, Paul Yushkevich
33  * and James C. Gee
34  *
35  * This code was contributed in the Insight Journal paper:
36  *
37  * "Meeting Andy Warhol Somewhere Over the Rainbow: RGB Colormapping and ITK"
38  * http://www.insight-journal.org/browse/publication/285
39  * https://hdl.handle.net/1926/1452
40  *
41  * \ingroup ITKColormap
42  */
43 template< typename TScalar, typename TRGBPixel >
44 class ITK_TEMPLATE_EXPORT GreenColormapFunction:
45   public ColormapFunction< TScalar, TRGBPixel >
46 {
47 public:
48   ITK_DISALLOW_COPY_AND_ASSIGN(GreenColormapFunction);
49 
50   using Self = GreenColormapFunction;
51   using Superclass = ColormapFunction< TScalar, TRGBPixel >;
52   using Pointer = SmartPointer< Self >;
53   using ConstPointer = SmartPointer< const Self >;
54 
55   /** Method for creation through the object factory. */
56   itkNewMacro(Self);
57 
58   using RGBPixelType = typename Superclass::RGBPixelType;
59   using ScalarType = typename Superclass::ScalarType;
60   using RealType = typename Superclass::RealType;
61 
62   RGBPixelType operator()(const TScalar &) const override;
63 
64 protected:
65   GreenColormapFunction() = default;
66   ~GreenColormapFunction() override = default;
67 };
68 } // end namespace Function
69 } // end namespace itk
70 
71 #ifndef ITK_MANUAL_INSTANTIATION
72 #include "itkGreenColormapFunction.hxx"
73 #endif
74 
75 #endif
76