Class AlphaCompositing.Premultiplied

Namespace

PAC.Colour.Compositing

Alpha compositing methods where the colours are in premultiplied alpha form.

public static class AlphaCompositing.Premultiplied

Inheritance

object

AlphaCompositing.Premultiplied

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Methods

SourceOver(Color, Color)

The Porter-Duff source-over operator. Also known as simple alpha compositing.

public static Color SourceOver(Color source, Color destination)

Parameters

source Color

The foreground colour.

destination Color

The background colour.

Returns

Color

The composited colour in premultiplied alpha form.

Remarks

source and destination should be in premultiplied alpha form. This method does not check they are valid premultiplied colours.

Does not do any colour space conversion.