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authorIan Romanick <idr@us.ibm.com>2008-03-25 18:07:56 -0700
committerIan Romanick <idr@us.ibm.com>2008-03-25 18:15:58 -0700
commitb09de96a17028c3c936f6a196e048c4f224da89f (patch)
tree756a5d150f77debf6dd9acc8e4c955400925a672 /src/gallium/winsys/xlib/xmesaP.h
parent84d8030735844785c3c97679db2bc1892a9c8c70 (diff)
xlib: Add support for MIT-SHM in xlib winsys driver
Gives about a 3% performance increase in gears on x86-64 (non-tiled) and about 10% performance increase in gears on Cell (tiled). I actually expected more of a boost. :(
Diffstat (limited to 'src/gallium/winsys/xlib/xmesaP.h')
-rw-r--r--src/gallium/winsys/xlib/xmesaP.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/winsys/xlib/xmesaP.h b/src/gallium/winsys/xlib/xmesaP.h
index fa8d1f14b9..9b15b2ddf9 100644
--- a/src/gallium/winsys/xlib/xmesaP.h
+++ b/src/gallium/winsys/xlib/xmesaP.h
@@ -173,4 +173,7 @@ xmesa_buffer_height(XMesaBuffer b)
extern void
xmesa_display_surface(XMesaBuffer b, const struct pipe_surface *surf);
+extern int
+xmesa_check_for_xshm(XMesaDisplay *display);
+
#endif