// Set a pixel in img by blending c on top of whatever color is
// already there
func blend(pt image.Point, c color.Color, img *image.RGBA64) {
cc := over(c, img.At(pt.X, pt.Y))
img.Set(pt.X, pt.Y, cc)
}
// Set a pixel in img by blending c on top of whatever color is
// already there
func blend(pt image.Point, c color.Color, img *image.RGBA64) {
cc := over(c, img.At(pt.X, pt.Y))
img.Set(pt.X, pt.Y, cc)
}
