canvasity ~master (2026-07-11T20:50:56.2190858)

Canvasity.globalAlpha

canvasity Canvasity

Set/get the opacity applied to all drawing operations.

If an operation already uses a transparent color, this can make it yet more transparent.

alpha must be in the range 0.0 for fully transparent to 1.0 for fully opaque.

Defaults to 1.0 (opaque).

  1. void globalAlpha(float alpha)
    struct Canvasity
    nothrow @nogc
    @savedBySaveRestore
    void
    globalAlpha
    (
    float alpha
    )
  2. float globalAlpha()
  3. this(Image buffer, CanvasOptions options)
  4. void initialize(Image buffer, CanvasOptions options)

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