opengl: Sync a dibsection to its pixmap before drawing to it
Huw D M Davies
h.davies1 at physics.ox.ac.uk
Tue Jan 31 11:28:00 CST 2006
On Sun, Jan 29, 2006 at 07:45:39PM +0100, Lionel Ulmer wrote:
> On Fri, Jan 27, 2006 at 03:48:00PM +0000, Huw D M Davies wrote:
> > Huw Davies <huw at codeweavers.com>
> > opengl: Sync a dibsection to its pixmap before drawing to it via opengl
> Was some benchmarks done to see if this change negatively impacted the
> performance of applications doing only 'in-window' drawings (e.g. games) and
> not 'in-dib' drawings ?
In a word, 'no'. However it shouldn't be too bad, the 'in-window' path
calls glXGetCurrentContext, get_context_from_GLXContext and
GetObjectType. The first and last of these should be quick, as should
the second unless there are loads of contexts floating about.
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