ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkKernelFunctionBase.h
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18 #ifndef __itkKernelFunctionBase_h
19 #define __itkKernelFunctionBase_h
20 
21 #include "itkFunctionBase.h"
22 #include "itkConceptChecking.h"
23 #include "itkNumericTraits.h"
24 #include "vnl/vnl_math.h"
25 
26 namespace itk
27 {
42 template< typename TRealValueType = double >
43 class ITK_EXPORT KernelFunctionBase:public FunctionBase< TRealValueType, TRealValueType >
44 {
45 public:
51 
52  typedef TRealValueType RealType;
53 
55  itkTypeMacro(KernelFunctionBase, FunctionBase);
56 
58  virtual TRealValueType Evaluate(const TRealValueType & u) const = 0;
59 
60 #ifdef ITK_USE_STRICT_CONCEPT_CHECKING
61 
62  itkConceptMacro( TRealValueTypeIsFloatingPointCheck,
64 
66 #endif
67 
68 protected:
70  virtual ~KernelFunctionBase() {};
71  void PrintSelf(std::ostream & os, Indent indent) const
72  { Superclass::PrintSelf(os, indent); }
73 };
74 } // end namespace itk
75 
76 #endif // __itkKernelFunctionBase_h
77