find angle
| 247 | |
| 248 | ///find angle |
| 249 | float angle() const { |
| 250 | return (float) atan2 (ycoord, xcoord); |
| 251 | } |
| 252 | // Returns the standard feature direction corresponding to this. |
| 253 | // See binary_angle_plus_pi below for a description of the direction. |
| 254 | uinT8 to_direction() const; |