// CSE 143 
// Homework 5 
// http://www.cs.washington.edu/education/courses/143/00su/homework/ 
// 30 Jul 2000, Ken Yasuhara


#ifndef _UTIL_H_
#define _UTIL_H_


const double PI = 3.14159265;

// returns a random number between 0.0 and 1.0
double randFraction();

// returns a random angle in radians between 0 and 2 * PI
double randAngle();

// sets x, y to randomly chosen coordinates in circle with given 
// radius at given center
void pickRandPositionInCircle(double &x, double &y, 
                              double centerX, double centerY, double radius);


#endif // _UTIL_H_