[Bug 27534] Call of Duty 4 MW: Graphical glitches when shooting

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=27534

Stefan Dösinger <stefandoesinger at gmx.at> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
  Attachment #35807|0                           |1
        is obsolete|                            |
             Status|NEW                         |ASSIGNED
         AssignedTo|wine-bugs at winehq.org        |stefandoesinger at gmx.at

--- Comment #38 from Stefan Dösinger <stefandoesinger at gmx.at> 2011-08-07 16:35:34 CDT ---
Created an attachment (id=35869)
 --> (http://bugs.winehq.org/attachment.cgi?id=35869)
wined3d: call glFinish around buffer maps / unmaps

This is a slightly modified version of attachment 35807, it takes the idea to
an extreme and synchronizes around every buffer map/unmap operation. The issues
disappear for me, can you verify this?

This debug hack by itself doesn't give too much information, it mostly just
says "yeah, if you force a sync everywhere things work". I'll dig into the
details to see where the exact issues are. I suspect that we are fighting two
separate issues here, e.g. one being incorrect synchronization by the driver
and the other missing re-binds of the buffer in other contexts by us. Or
something like that.

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