Clarify that kFeatureOverlaySupportsAlpha should only be set if at least a few bits of alpha are present

svn-id: r21963
This commit is contained in:
Max Horn 2006-04-17 09:31:13 +00:00
parent eb60d6abfe
commit 4683b427ee

View File

@ -125,6 +125,8 @@ public:
/**
* Set to true if the overlay pixel format has an alpha channel.
* This should only be set if it offers at least 5-6 bits of accuracy,
* as opposed to a single alpha bit.
*/
kFeatureOverlaySupportsAlpha
};