Код из моей игры(тоже танчики):
Код
image_angle = direction
direction = (image_angle+((image_angle-point_direction(x,y,mouse_x,mouse_y)+360)mod 360>2)*((2*sign((image_angle-point_direction(x,y,mouse_x,mouse_y)+360)mod 360-180)))+360)mod 360
if direction>90 && direction<180
{
direction=90
}
if direction<270 && direction>90
{
direction=270
}