Method key

core/image/astc.go:28–30

()

}

func (f *FmtASTC) key() interface{} {
	return f.String()
}
func (f *FmtASTC) size(w, h, d int) int {
	bw, bh := int(f.BlockWidth), int(f.BlockHeight)
	return (16 * sint.AlignUp(w, bw) * sint.AlignUp(h, bh)) / (bw * bh)