update Features5.pdf, fixes for awindowgui

[goodguy/history.git] / cinelerra-5.1 / cinelerra / virtualvnode.C

diff --git a/cinelerra-5.1/cinelerra/virtualvnode.C b/cinelerra-5.1/cinelerra/virtualvnode.C
index 1fb4846140f52c4fdc14393dbbe6f1ab2173f8f4..27c65bba868c84319be7c0711536103cd90c757c 100644 (file)
--- a/cinelerra-5.1/cinelerra/virtualvnode.C
+++ b/cinelerra-5.1/cinelerra/virtualvnode.C
@@ -353,17 +353,21 @@ void VirtualVNode::render_mask(VFrame *output_temp,
                return;
        }
 
-       if(use_opengl)
-       {
+       if(use_opengl) {
+               if( !((VDeviceX11*)((VirtualVConsole*)vconsole)->get_vdriver())->can_mask(
+                               start_position_project, keyframe_set) )
+                       use_opengl = 0;
+                       
+       }
+       if(use_opengl) {
                ((VDeviceX11*)((VirtualVConsole*)vconsole)->get_vdriver())->do_mask(
-                       output_temp, start_position_project,
-                       keyframe_set, keyframe, keyframe);
+                               output_temp, start_position_project, keyframe_set,
+                               keyframe, keyframe);
        }
-       else
-       {
+       else {
 // Revert to software
                masker->do_mask(output_temp, start_position_project,
-                       keyframe_set, keyframe, keyframe);
+                               keyframe_set, keyframe, keyframe);
        }
 }