Searched refs:PI_2 (Results 1 – 2 of 2) sorted by relevance
131 #define PI_2 (PI*0.5) macro1000 angle = (x == 0)? PI_2 : atan((double)y / (double)x); in rpng2_win_load_bg_image()
122 #define PI_2 (PI*0.5) macro1227 angle = (x == 0)? PI_2 : atan((double)y / (double)x); in rpng2_x_load_bg_image()1992 angle = (x == 0)? PI_2 : atan((double)y / (double)x); in rpng2_x_reload_bg_image()