/Users/frarees/Desktop/rv1/source/Util.cpp

#include "ReVolt.h"
#include "Util.h"


//
// GoodWrap: wrap a number within a range without assuming it is
// less than one "range" away from the range
//
REAL GoodWrap(REAL *var, REAL min, REAL max)
{ 
  int n; 
  REAL diff, range; 
  if (*var < min) { 
    range = max - min; 
    diff = min - *var; 
    n = (int) (diff / range); 
    *var += range * (n + 1); 
  } 
  else if (*var > max) { 
    range = max - min; 
    diff = *var - max; 
    n = (int) (diff / range); 
    *var -= range * (n + 1); 
  } 
  return *var;
}

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