Type Property 型プロパティ

plusDarker

A mode that adds the inverse of the color components of the source and background images, and then inverts the result, producing a darkened composite.

Declaration 宣言 

static var plusDarker: GraphicsContext.BlendMode { get }

Discussion 議論

This mode implements the equation R = MAX(0, 1 - ((1 - D) + (1 - S))) where

  • R is the composite image.

  • S is the source image.

  • D is the background.

See Also 参照

Darkening

static var darken: GraphicsContext.BlendMode
A mode that creates composite image samples by choosing the darker samples from either the source image or the background.
static var multiply: GraphicsContext.BlendMode
A mode that multiplies the source image samples with the background image samples.
static var colorBurn: GraphicsContext.BlendMode
A mode that darkens background image samples to reflect the source image samples.