func (l *Lever) SetDirection(point1 sf.Vector2f, point2 sf.Vector2f) {
direction := point2.Minus(point1)
direction = Vector.DirV2(direction)
dir1 := direction
dir2 := direction
dir1.X *= l.radius1
dir1.Y *= l.radius1
dir2.X *= l.radius2
dir2.Y *= l.radius2
l.ctrlPoint1 = l.point.Minus(dir1)
l.ctrlPoint2 = l.point.Plus(dir2)
}
func (v vectorUtil) DistanceV2f(point1, point2 sf.Vector2f) (output float32) {
vector := point2.Minus(point1)
output = float32(math.Sqrt(math.Pow(float64(vector.X), 2) + math.Pow(float64(vector.Y), 2)))
return
}
