package sdlui

import (
	"image"
	"image/draw"
)

func RGBAImage(m image.Image) *image.RGBA {
	rgba, ok := m.(*image.RGBA)
	if ok {
		return rgba
	}
	rgba = image.NewRGBA(m.Bounds())
	draw.Draw(rgba, rgba.Bounds(), m, image.ZP, draw.Over)
	return rgba
}