add note to doc

2017-01-25 19:53:15 +01:00 · 2017-01-25 19:53:15 +01:00 · 7f5a21cd3c
parent 2890f8b4ae
commit 7f5a21cd3c
1 changed files with 2 additions and 0 deletions
--- a/graphics.go
+++ b/graphics.go
@ -248,6 +248,8 @@ func (p *Polygon) Color() NRGBA {
 // count.
 //
 // This method is more effective, than creating a new Polygon with the given points.
+//
+// However, it is less expensive than using a transform on a Target.
 func (p *Polygon) SetPoints(points ...Vec) {
 	p.data.resize(len(points))
 	for i, pt := range points {