geom

func (Point) DiagonalNeighbours ¶

func (p Point) DiagonalNeighbours() []Point

DiagonalNeighbours generates all Point that share a corner with self. (NE,SE,SW,NW)

func (Point) GetClosestPosition ¶

func (p Point) GetClosestPosition(candidates []Point) Point

GetClosestPosition of all the positions in candidates, return the one closest to self.

func (Point) GetFarthestPosition ¶

func (p Point) GetFarthestPosition(candidates []Point) Point

GetFarthestPosition of all the positions in candidates, return the one farthest from self.

func (Point) ManhattanDistanceTo ¶

func (p Point) ManhattanDistanceTo(point Point) int

ManhattanDistanceTo returns Manhattan distance between self and target Point.

func (Point) Neighbours ¶

func (p Point) Neighbours() []Point

Neighbours generates all Point that share a horizontal or vertical edge with this one. (N,S,E,W)

func (Point) PathLTo ¶

func (p Point) PathLTo(point Point) []Point

PathLTo generates all positions on an L-shaped path between self and target Point.

func (Point) PositionsBresenhamTo ¶

func (p Point) PositionsBresenhamTo(point Point) []Point

PositionsBresenhamTo generates all positions on a Bresenham algorithm line between self and other Point.

func (Point) Vector2 ¶

func (p Point) Vector2(expX, expY int) rl.Vector2

Vector2 provides the dot product of Point, used for getting Rect size for texture display.

func (Rect) Area ¶

func (r Rect) Area() int

func (Rect) Center ¶

func (r Rect) Center() (int, int)

Returns the center point of this rectangle

func (Rect) Contains ¶

func (r Rect) Contains(other Rect) bool

Returns true if this rectangle contains all the points found in other

func (Rect) Intersect ¶

func (r Rect) Intersect(other Rect) bool

Returns true if this rectangle intersects with another one

func (Rect) Origin ¶

func (r Rect) Origin() Point

func (Rect) Points ¶

func (r Rect) Points() []Point

Returns all points found within this rectangle

func (Rect) Size ¶

func (r Rect) Size() Size

func (Size) Area ¶

func (s Size) Area() int

Area returns the calculates area for this Size.