diff options
Diffstat (limited to 'src/direction.h')
| -rw-r--r-- | src/direction.h | 13 |
1 files changed, 13 insertions, 0 deletions
| diff --git a/src/direction.h b/src/direction.h index 432f7a9..325bcaf 100644 --- a/src/direction.h +++ b/src/direction.h | |||
| @@ -65,6 +65,19 @@ inline Direction oppositeDirection(Direction value) { | |||
| 65 | } | 65 | } |
| 66 | } | 66 | } |
| 67 | 67 | ||
| 68 | inline Direction directionMirroredVertically(Direction value) { | ||
| 69 | switch (value) { | ||
| 70 | case Direction::up: return Direction::down; | ||
| 71 | case Direction::up_right: return Direction::down_right; | ||
| 72 | case Direction::right: return Direction::right; | ||
| 73 | case Direction::down_right: return Direction::up_right; | ||
| 74 | case Direction::down: return Direction::up; | ||
| 75 | case Direction::down_left: return Direction::up_left; | ||
| 76 | case Direction::left: return Direction::left; | ||
| 77 | case Direction::up_left: return Direction::down_left; | ||
| 78 | } | ||
| 79 | } | ||
| 80 | |||
| 68 | inline Direction directionFacingPoint(vec2i point) { | 81 | inline Direction directionFacingPoint(vec2i point) { |
| 69 | double theta = atan2(-point.y(), point.x()); | 82 | double theta = atan2(-point.y(), point.x()); |
| 70 | theta /= M_PI; | 83 | theta /= M_PI; |