Changeset 38989 in vbox for trunk/src/VBox/HostServices

Timestamp:

Oct 13, 2011 3:44:08 PM (14 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

74387

Message:

crOpenGL: reset last opengl error on context creation

File:

• trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_context.c (modified) (1 diff)

trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_context.c

@@ -103 +103 @@
                 break;
             }
+        }
+    }
+
+    {
+        /* As we're using only one host context to serve all client contexts, newly created context will still
+         * hold last error value from any previous failed opengl call. Proper solution would be to redirect any
+         * client glGetError calls to our state tracker, but right now it's missing quite a lot of checks and doesn't
+         * reflect host driver/gpu specific issues. Thus we just reset last opengl error at context creation.
+         */
+        GLint err;
+
+        err = cr_server.head_spu->dispatch_table.GetError();
+        if (err!=GL_NO_ERROR)
+        {
+            crWarning("Cleared gl error %#x on context creation", err);
         }
     }