IPresentationSurface::SetAlphaMode method (presentation.h)

Sets the transparency behavior of the presentation surface.

Syntax

HRESULT SetAlphaMode(
  DXGI_ALPHA_MODE alphaMode
);

Parameters

alphaMode

Type: DXGI_ALPHA_MODE

The transparency behavior of the presentation surface.

Return value

Type: HRESULT

If the function succeeds, it returns S_OK; otherwise, it returns an HRESULT value that indicates the error.

Requirements