lily/include/misc.hh

   1 #ifndef MISC_HH
   2 #define MISC_HH
   3
   4 #include <stdlib.h>
   5
   6 #include "real.hh"
   7 #include "array.hh"
   8 #include "interval.hh"
   9
  10 double log_2(double x) ;
  11 int intlog2(int d);
  12
  13 inline int
  14 sign (int i)
  15 {
  16   if (i<0)
  17     return -1;
  18   else if (i)
  19     return 1;
  20   else return 0;
  21 }
  22
  23 Interval quantise_iv (Array<Real> positions, Real x);
  24
  25 #endif
  26