1 files changed, 14 insertions, 2 deletions
diff --git a/xorg/X11R7.6/rdp/rdpPolylines.c b/xorg/X11R7.6/rdp/rdpPolylines.c
index cbaf9c3e..96635465 100644
--- a/xorg/X11R7.6/rdp/rdpPolylines.c
+++ b/xorg/X11R7.6/rdp/rdpPolylines.c
@@ -38,6 +38,8 @@ extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
 extern int g_do_dirty_os; /* in rdpmain.c */
+extern int g_do_dirty_ons; /* in rdpmain.c */
+extern rdpPixmapRec g_screenPriv; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -174,8 +176,18 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
       if (pDstWnd->viewable)
       {
         post_process = 1;
-        rdpup_get_screen_image_rect(&id);
-        got_id = 1;
+        if (g_do_dirty_ons)
+        {
+          LLOGLN(0, ("rdpPolylines: gettig dirty"));
+          g_screenPriv.is_dirty = 1;
+          pDirtyPriv = &g_screenPriv;
+          dirty_type = RDI_IMGLL;
+        }
+        else
+        {
+          rdpup_get_screen_image_rect(&id);
+          got_id = 1;
+        }
       }
     }
   }