Type Property 型プロパティ

overlay

A mode that either multiplies or screens the source image samples with the background image samples, depending on the background color.

Declaration 宣言 

static var overlay: GraphicsContext.BlendMode { get }

Discussion 議論

Drawing in this mode overlays the existing image samples while preserving the highlights and shadows of the background. The background color mixes with the source image to reflect the lightness or darkness of the background.

See Also 参照

Adding Contrast

static var softLight: GraphicsContext.BlendMode
A mode that either darkens or lightens colors, depending on the source image sample color.
static var hardLight: GraphicsContext.BlendMode
A mode that either multiplies or screens colors, depending on the source image sample color.