image.Image
	Set(x, y int, c color.Color)
}

// RGBA64Image extends both the [Image] and [image.RGBA64Image] interfaces with a
// SetRGBA64 method to change a single pixel. SetRGBA64 is equivalent to
// calling Set, but it can avoid allocations from converting concrete color
// types to the [color.Color] interface type.
type RGBA64Image interface {
	image.RGBA64Image
	Set(x, y int, c color.Color)
	SetRGBA64(x, y int, c color.RGBA64)

	}
}

func init() {
	var p any = (*slowestRGBA)(nil)
	if _, ok := p.(RGBA64Image); ok {
		panic("slowestRGBA should not be an RGBA64Image")
	}
}

// slowerRGBA is a draw.Image like image.RGBA but it is a different type and
// therefore does not trigger the draw.go fastest code paths.
//
// Unlike slowestRGBA, it still implements the draw.RGBA64Image interface.
type slowerRGBA struct {
	Pix    []uint8
	Stride int

// At implements the [Image] interface.
func (r Rectangle) At(x, y int) color.Color {
	if (Point{x, y}).In(r) {
		return color.Opaque
	}
	return color.Transparent
}

// RGBA64At implements the [RGBA64Image] interface.
func (r Rectangle) RGBA64At(x, y int) color.RGBA64 {
	if (Point{x, y}).In(r) {
		return color.RGBA64{0xffff, 0xffff, 0xffff, 0xffff}
	}
	return color.RGBA64{}
}

	// At(Bounds().Max.X-1, Bounds().Max.Y-1) returns the lower-right one.
	At(x, y int) color.Color
}

// RGBA64Image is an [Image] whose pixels can be converted directly to a
// color.RGBA64.
type RGBA64Image interface {
	// RGBA64At returns the RGBA64 color of the pixel at (x, y). It is
	// equivalent to calling At(x, y).RGBA() and converting the resulting

		{"RGBA.Pix", Field, 0},
		{"RGBA.Rect", Field, 0},
		{"RGBA.Stride", Field, 0},
		{"RGBA64", Type, 0},
		{"RGBA64.Pix", Field, 0},
		{"RGBA64.Rect", Field, 0},
		{"RGBA64.Stride", Field, 0},
		{"RGBA64Image", Type, 17},
		{"Rect", Func, 0},
		{"Rectangle", Type, 0},
		{"Rectangle.Max", Field, 0},
		{"Rectangle.Min", Field, 0},
		{"RegisterFormat", Func, 0},
		{"Transparent", Var, 0},