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func Box ¶

func Box(x, y, bx, by, bw, bh float64) float64

Box computes the signed distance to an axis-aligned box.

func Circle ¶

func Circle(x, y, cx, cy, radius float64) float64

Circle computes the signed distance to a circle.

func Hline ¶

func Hline(x, y, pos float64) float64

func Max ¶

func Max(shapes ...float64) float64

Max returns the maximum of a variable number of args.

func Min ¶

func Min(shapes ...float64) float64

Min returns the minimum of a variable number of args.

func Repeat ¶

func Repeat(val, dist float64) float64

func RoundBox ¶

func RoundBox(x, y, bx, by, bw, bh, r float64) float64

RoundBox computes the signed distance to an axis-aligned rounded box.

func Segment ¶

func Segment(x, y, ax, ay, bx, by float64) float64

func Vline ¶

func Vline(x, y, pos float64) float64