IDCompositionDevice::CreateEffectGroup method (dcomp.h)

Creates an object that represents multiple effects to be applied to a visual subtree.

Syntax

HRESULT CreateEffectGroup(
  [out] IDCompositionEffectGroup **effectGroup
);

Parameters

[out] effectGroup

Type: IDCompositionEffectGroup**

The new effect group object. This parameter must not be NULL.

Return value

Type: HRESULT

If the function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code. See DirectComposition Error Codes for a list of error codes.

Remarks

An effect group enables an application to apply multiple effects to a single visual subtree.

A new effect group has a default opacity value of 1.0 and no 3D transformations.

Requirements

See also

IDCompositionDevice

IDCompositionVisual::SetEffect