tins2021/math.go

16 lines
298 B
Go

package tins2021
import "opslag.de/schobers/geom"
func Polar(a, r float64) geom.PointF {
return geom.PtF(r*geom.Cos(a), r*geom.Sin(a))
}
func PolarUnity(a float64) geom.PointF {
return geom.PtF(geom.Cos(a), geom.Sin(a))
}
func Percentage(i, n int) float64 {
return float64(i) / float64(n)
}