[PATCH] Pack swap complete bits into an XEvent
Jesse Barnes
jbarnes at virtuousgeek.org
Thu Apr 28 13:27:19 PDT 2011
The defintion of the swap complete event was wrong; XEvents are only 32
bytes long, and with padding the swap event was longer. So use some
creative packing to get all the bits we want transmitted. Requires a
proto version bump.
---
configure.ac | 2 +-
glxproto.h | 13 +++++++++----
2 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/configure.ac b/configure.ac
index d88e6df..a3047e4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
AC_PREREQ([2.60])
-AC_INIT([GLProto], [1.4.12], [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg])
+AC_INIT([GLProto], [1.4.13], [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg])
AM_INIT_AUTOMAKE([foreign dist-bzip2])
AM_MAINTAINER_MODE
diff --git a/glxproto.h b/glxproto.h
index 0ff44e3..4a583c1 100644
--- a/glxproto.h
+++ b/glxproto.h
@@ -1370,18 +1370,23 @@ typedef struct {
CARD32 unused2 B32;
} xGLXPbufferClobberEvent;
+/* Note, this struct is too large for an Xevent, I fail -- jbarnes
+ * So sbc_lo won't ever be sent. We can use a generic event though without
+ * size restrictions, thus xGLXBufferSwapComplete2.
+ */
typedef struct {
BYTE type;
- BYTE pad;
+ BYTE sbc_lo0;
CARD16 sequenceNumber B16;
- CARD16 event_type B16;
- CARD32 drawable;
+ CARD8 event_type;
+ CARD8 sbc_lo8;
+ CARD16 sbc_lo16 B16;
+ CARD32 drawable B32;
CARD32 ust_hi B32;
CARD32 ust_lo B32;
CARD32 msc_hi B32;
CARD32 msc_lo B32;
CARD32 sbc_hi B32;
- CARD32 sbc_lo B32;
} xGLXBufferSwapComplete;
/************************************************************************/
--
1.7.1
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