Utilities/interface/DecomposePower.h

0001 #ifndef PhysicsTools_Utilities_DecomposePower_h
0002 #define PhysicsTools_Utilities_DecomposePower_h
0003 #include "PhysicsTools/Utilities/interface/Power.h"
0004 #include "PhysicsTools/Utilities/interface/Numerical.h"
0005
0006 namespace funct {
0007   template <typename A, typename B>
0008   struct DecomposePower {
0009     typedef PowerStruct<A, B> type;
0010     inline static const A& getBase(const type& _) { return _._1; }
0011     inline static const B& getExp(const type& _) { return _._2; }
0012   };
0013
0014   template <typename A>
0015   struct DecomposePower<A, Numerical<1> > {
0016     typedef A type;
0017     inline static const A& getBase(const type& _) { return _; }
0018     inline static Numerical<1> getExp(const type& _) { return num<1>(); }
0019   };
0020
0021 }  // namespace funct
0022
0023 #endif