Searched refs:PI_2 (Results 1 – 3 of 3) sorted by relevance
224 static const T PI_2 = 2.0 * M_PI; in FastAtan2() local225 return y < 0 ? PI_2 - angle : angle; in FastAtan2()
132 #define PI_2 (PI*0.5) macro1008 angle = (x == 0)? PI_2 : atan((double)y / (double)x);
139 #define PI_2 (PI*0.5) macro1260 angle = (x == 0)? PI_2 : atan((double)y / (double)x); in rpng2_x_load_bg_image()2028 angle = (x == 0)? PI_2 : atan((double)y / (double)x); in rpng2_x_reload_bg_image()