DRI2/GLX: add INTEL_swap_event support

Add event support for the GLX swap buffers event, along with DRI2 protocol
support for generating GLX swap buffers events in the direct rendered case.

Signed-off-by: Jesse Barnes <[email protected]>

1 files changed, 19 insertions, 0 deletions

diff --git a/include/GL/glx.h b/include/GL/glx.h
index 28844014069..82b0f221146 100644
--- a/include/GL/glx.h
+++ b/include/GL/glx.h
@@ -186,6 +186,16 @@ typedef XID GLXWindow;
 typedef XID GLXPbuffer;
 
 
+/*
+** Events.
+** __GLX_NUMBER_EVENTS is set to 17 to account for the BufferClobberSGIX
+**  event - this helps initialization if the server supports the pbuffer
+**  extension and the client doesn't.
+*/
+#define GLX_PbufferClobber	0
+#define GLX_BufferSwapComplete	1
+
+#define __GLX_NUMBER_EVENTS 17
 
 extern XVisualInfo* glXChooseVisual( Display *dpy, int screen,
 				     int *attribList );
@@ -507,8 +517,17 @@ typedef struct {
     int count;			/* if nonzero, at least this many more */
 } GLXPbufferClobberEvent;
 
+typedef struct {
+    int event_type;
+    GLXDrawable drawable;
+    int64_t ust;
+    int64_t msc;
+    int64_t sbc;
+} GLXBufferSwapComplete;
+
 typedef union __GLXEvent {
     GLXPbufferClobberEvent glxpbufferclobber;
+    GLXBufferSwapComplete glxbufferswapcomplete;
     long pad[24];
 } GLXEvent;