00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkTransferFunctionBase.h,v $ 00005 Language: C++ 00006 Date: $Date: 2009-11-04 07:27:06 $ 00007 Version: $Revision: 1.4 $ 00008 00009 Copyright (c) Insight Software Consortium. All rights reserved. 00010 See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details. 00011 00012 This software is distributed WITHOUT ANY WARRANTY; without even 00013 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00014 PURPOSE. See the above copyright notices for more information. 00015 00016 =========================================================================*/ 00017 00018 #ifndef __itkTransferFunctionBase_h 00019 #define __itkTransferFunctionBase_h 00020 00021 #include "itkFunctionBase.h" 00022 #include "itkArray.h" 00023 00024 namespace itk 00025 { 00026 namespace Statistics 00027 { 00028 00029 template<class ScalarType> 00030 class TransferFunctionBase : public FunctionBase<ScalarType, ScalarType> 00031 { 00032 public: 00033 00035 typedef TransferFunctionBase Self; 00036 typedef FunctionBase<ScalarType, ScalarType> Superclass; 00037 typedef SmartPointer<Self> Pointer; 00038 typedef SmartPointer<const Self> ConstPointer; 00039 00041 itkTypeMacro(TransferFunctionBase, FunctionBase); 00042 00044 typedef ScalarType InputType; 00045 00047 typedef ScalarType OutputType; 00048 typedef Array<ScalarType> ArrayType; 00049 00051 virtual OutputType Evaluate(const InputType& input) const = 0; 00052 00054 virtual OutputType EvaluateDerivative(const InputType& input) const = 0; 00055 00056 protected: 00057 TransferFunctionBase() {}; 00058 ~TransferFunctionBase(){}; 00059 00061 virtual void PrintSelf( std::ostream& os, Indent indent ) const 00062 { 00063 os << indent << "TransferFunctionBase(" << this << ")" << std::endl; 00064 Superclass::PrintSelf( os, indent ); 00065 } 00067 00068 private: 00069 00070 TransferFunctionBase(const Self&); //purposely not implemented 00071 void operator=(const Self&); //purposely not implemented 00072 }; 00073 00074 } // end namespace Statistics 00075 } // end namespace itk 00076 #endif 00077