glut: only call glFinish() in processWindowWorkList() for indirect contexts.

Basically, do as the comment says.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/glut/glx/glut_event.c b/src/glut/glx/glut_event.c
index 4e67da674ed..443f9a85740 100644
--- a/src/glut/glx/glut_event.c
+++ b/src/glut/glx/glut_event.c
@@ -1317,7 +1317,12 @@ processWindowWorkList(GLUTwindow * window)
        is where the finish works gets queued for indirect
        contexts. */
     __glutSetWindow(window);
-    glFinish();
+#if !defined(_WIN32)
+    if (!window->isDirect)
+#endif
+    {
+       glFinish();
+    }
   }
   if (workMask & GLUT_DEBUG_WORK) {
     __glutSetWindow(window);