[vdr] Re: Idea - drawing speed-up

[Sascha Volkenandt <lists@magoa.net>]

Am Montag, 6. Dezember 2004 20:28 schrieb Patrick Gleichmann:
> Hi,
> I wonder if adding a
>
>    #define IS_VISIBLE(COL) (COL & 0xFF000000 > 0)
>
> check would speed up drawing operations (osd.c).

Dunno, since sometimes it maybe necessary and wanted to draw a transparent 
pixel to delete a visible one...

Also, you can't be sure that the area is initialized with clrTransparent 
before any drawing takes place.

greetings,
Sascha