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staticmap/vendor/github.com/fogleman/gg/point.go
Knut Ahlers 759b968510
Vendor dependencies
Signed-off-by: Knut Ahlers <knut@ahlers.me>
2017-06-27 22:50:36 +02:00

25 lines
378 B
Go

package gg
import (
"math"
"golang.org/x/image/math/fixed"
)
type Point struct {
X, Y float64
}
func (a Point) Fixed() fixed.Point26_6 {
return fixp(a.X, a.Y)
}
func (a Point) Distance(b Point) float64 {
return math.Hypot(a.X-b.X, a.Y-b.Y)
}
func (a Point) Interpolate(b Point, t float64) Point {
x := a.X + (b.X-a.X)*t
y := a.Y + (b.Y-a.Y)*t
return Point{x, y}
}