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src/biu/LatticeDescriptorCUB.hh

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00001 #ifndef LATTICEDESCRIPTORCUB_HH_
00002 #define LATTICEDESCRIPTORCUB_HH_
00003 
00004 
00005 #include "LatticeDescriptor.hh"
00006 #include <cstdlib>
00007 
00008 namespace biu
00009 {
00010 
00016     class LatticeDescriptorCUB : public LatticeDescriptor
00017     {
00018     protected:
00019 
00020             // abstract function implementation
00021         virtual unsigned int getNeighborDataSize() const;
00022         virtual const NeighborData *getNeighborData() const;
00023         virtual unsigned int getAutomorphismDataSize() const;
00024         virtual const AutomorphismData *getAutomorphismData() const;
00025     public:
00026     
00027         LatticeDescriptorCUB();
00028         LatticeDescriptorCUB(const LatticeDescriptorCUB& toCopy);
00029         virtual ~LatticeDescriptorCUB();
00036         virtual bool areNeighbored( const IntPoint &first, 
00037                                     const IntPoint &second ) const;
00038     };
00039 
00040 }
00041 
00042 
00043 namespace biu
00044 {
00050     class LatticeNeighborhoodCUB : public LatticeNeighborhood
00051     {
00052     public:
00053         LatticeNeighborhoodCUB( const MoveAlphabet* moveAlph, 
00054                                 const NeighSet& neighbors)
00055          :  LatticeNeighborhood(moveAlph, neighbors) 
00056         {
00057         }
00058         
00059         LatticeNeighborhoodCUB( const LatticeNeighborhood& nh ) 
00060         :   LatticeNeighborhood( nh )
00061         {
00062         }
00063         
00064                                 
00065         virtual ~LatticeNeighborhoodCUB()
00066         {}
00068         virtual bool isElement( const IntPoint& v) const {
00069             int sum = abs(v.getX());
00070             return  sum < 2 
00071                     && (sum+=abs(v.getY())) < 2 
00072                     && (sum+=abs(v.getZ())) == 1;
00073 /*
00074             return (v.getX()* v.getX() + v.getY()*v.getY() + v.getZ()*v.getZ()) 
00075                     == 1;
00076             return (abs( v.getX() + v.getY() + v.getZ() ) == 1) && 
00077             ((abs(v.getX()) == 1 && v.getY() == 0 && v.getZ() == 0) ||
00078             (v.getX() == 0 && 
00079                 ((abs(v.getY()) == 1 && v.getZ() == 0) ||
00080                  (v.getY() == 0 && abs(v.getZ()) == 1))) 
00081             );
00082 */
00083         }
00084     };
00085 
00086 } // namespace biu
00087 
00088 
00089 #endif /*LATTICEDESCRIPTORCUB_HH_*/