diff --git a/glx/vndext.c b/glx/vndext.c
index 20c0648ccfc9fc592a552725c0d0fef609db7362..582e60b6e7412148903f3f19aacc1e3ff3478a96 100644
--- a/glx/vndext.c
+++ b/glx/vndext.c
@@ -324,6 +324,7 @@ _X_EXPORT const GlxServerExports glxServer = {
.getContextTagPrivate = GlxGetContextTagPrivate,
.getVendorForScreen = GlxGetVendorForScreen,
.forwardRequest = GlxForwardRequest,
+ .setClientScreenVendor = GlxSetClientScreenVendor,
};
const GlxServerExports *
diff --git a/glx/vndserver.h b/glx/vndserver.h
index 613fef0fe221b5a1fbc8d35b562edb167b772196..772b458a1c8d27b96ae6f00933ec78cf607fdb22 100644
--- a/glx/vndserver.h
+++ b/glx/vndserver.h
@@ -107,6 +107,7 @@ GlxContextTagInfo *GlxLookupContextTag(ClientPtr client, GLXContextTag tag);
void GlxFreeContextTag(GlxContextTagInfo *tagInfo);
Bool GlxSetScreenVendor(ScreenPtr screen, GlxServerVendor *vendor);
+Bool GlxSetClientScreenVendor(ClientPtr client, ScreenPtr screen, GlxServerVendor *vendor);
GlxScreenPriv *GlxGetScreen(ScreenPtr pScreen);
GlxServerVendor *GlxGetVendorForScreen(ClientPtr client, ScreenPtr screen);
diff --git a/glx/vndservermapping.c b/glx/vndservermapping.c
index 4efab8b81d1eadd84ada3de078e17d7ad51661d6..04788ffbdd78fb2c4812c13de55f7c39e3765ff3 100644
--- a/glx/vndservermapping.c
+++ b/glx/vndservermapping.c
@@ -189,6 +189,27 @@ Bool GlxSetScreenVendor(ScreenPtr screen, GlxServerVendor *vendor)
return TRUE;
}
+Bool GlxSetClientScreenVendor(ClientPtr client, ScreenPtr screen, GlxServerVendor *vendor)
+{
+ GlxClientPriv *cl;
+
+ if (screen == NULL || screen->isGPU) {
+ return FALSE;
+ }
+
+ cl = GlxGetClientData(client);
+ if (cl == NULL) {
+ return FALSE;
+ }
+
+ if (vendor != NULL) {
+ cl->vendors[screen->myNum] = vendor;
+ } else {
+ cl->vendors[screen->myNum] = GlxGetVendorForScreen(NULL, screen);
+ }
+ return TRUE;
+}
+
GlxServerVendor *GlxGetVendorForScreen(ClientPtr client, ScreenPtr screen)
{
// Note that the client won't be sending GPU screen numbers, so we don't
diff --git a/include/glxvndabi.h b/include/glxvndabi.h
index b78306d235aa88843cf2b38e049371c2195e7555..71f36e7222ced5f0e6ebd6932bbb215242c6ba72 100644
--- a/include/glxvndabi.h
+++ b/include/glxvndabi.h
@@ -75,7 +75,7 @@
* will still work.
*/
#define GLXSERVER_VENDOR_ABI_MAJOR_VERSION 0
-#define GLXSERVER_VENDOR_ABI_MINOR_VERSION 0
+#define GLXSERVER_VENDOR_ABI_MINOR_VERSION 1
#if defined(__cplusplus)
extern "C" {
@@ -236,6 +236,17 @@ typedef struct GlxServerExportsRec {
* \param client The client.
*/
int (* forwardRequest) (GlxServerVendor *vendor, ClientPtr client);
+
+ /**
+ * Sets the vendor library to use for a screen for a specific client.
+ *
+ * This function changes which vendor should handle GLX requests for a
+ * screen. Unlike \c setScreenVendor, this function can be called at any
+ * time, and only applies to requests from a single client.
+ *
+ * This function is available in GLXVND version 0.1 or later.
+ */
+ Bool (* setClientScreenVendor) (ClientPtr client, ScreenPtr screen, GlxServerVendor *vendor);
} GlxServerExports;
extern _X_EXPORT const GlxServerExports glxServer;