IDCompositionShadowEffect::SetAlpha(float) method (dcomp.h)

Sets the alpha value for the effect.

Syntax

HRESULT SetAlpha(
  [in] float amount
);

Parameters

[in] amount

Type: float

The alpha value for the effect.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement	Value
Target Platform	Windows
Header	dcomp.h
Library	Dcomp.lib
DLL	Dcomp.dll

See also

IDCompositionShadowEffect