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File indexing completed on 2021-02-14 12:50:02

0001 #ifndef COMMONTOOLS_RECOALGOS_FKDPOINT_H
0002 #define COMMONTOOLS_RECOALGOS_FKDPOINT_H
0003 #include <array>
0004 #include <utility>
0005 
0006 //a K-dimensional point to interface with the FKDTree class
0007 template <class TYPE, int numberOfDimensions>
0008 class FKDPoint {
0009 public:
0010   FKDPoint() : theElements(), theId(0) {}
0011 
0012   FKDPoint(TYPE x, TYPE y, unsigned int id = 0) {
0013     static_assert(numberOfDimensions == 2, "FKDPoint number of arguments does not match the number of dimensions");
0014 
0015     theId = id;
0016     theElements[0] = x;
0017     theElements[1] = y;
0018   }
0019 
0020   FKDPoint(TYPE x, TYPE y, TYPE z, unsigned int id = 0) {
0021     static_assert(numberOfDimensions == 3, "FKDPoint number of arguments does not match the number of dimensions");
0022 
0023     theId = id;
0024     theElements[0] = x;
0025     theElements[1] = y;
0026     theElements[2] = z;
0027   }
0028 
0029   FKDPoint(TYPE x, TYPE y, TYPE z, TYPE w, unsigned int id = 0) {
0030     static_assert(numberOfDimensions == 4, "FKDPoint number of arguments does not match the number of dimensions");
0031     theId = id;
0032     theElements[0] = x;
0033     theElements[1] = y;
0034     theElements[2] = z;
0035     theElements[3] = w;
0036   }
0037 
0038   // the user should check that i < numberOfDimensions
0039   TYPE& operator[](unsigned int const i) { return theElements[i]; }
0040 
0041   TYPE const& operator[](unsigned int const i) const { return theElements[i]; }
0042 
0043   void setDimension(unsigned int i, const TYPE& value) { theElements[i] = value; }
0044 
0045   void setId(const unsigned int id) { theId = id; }
0046 
0047   unsigned int getId() const { return theId; }
0048 
0049 private:
0050   std::array<TYPE, numberOfDimensions> theElements;
0051   unsigned int theId;
0052 };
0053 
0054 #endif