enable rendering from the sequencer again. this was working since 2.4x and shouldn...

diff --git a/release/scripts/startup/bl_ui/space_sequencer.py b/release/scripts/startup/bl_ui/space_sequencer.py
index 4a418698e26886eb73d8f3510d4e1c482f58218d..14fbc7c34be9bddace612135f1bced7f4090808f 100644 (file)
--- a/release/scripts/startup/bl_ui/space_sequencer.py
+++ b/release/scripts/startup/bl_ui/space_sequencer.py
@@ -860,7 +860,6 @@ class SEQUENCER_PT_preview(SequencerButtonsPanel_Output, Panel):
         render = context.scene.render
 
         col = layout.column()
-        col.active = False  # Currently only opengl preview works!
         col.prop(render, "use_sequencer_gl_preview", text="Open GL Preview")
         col = layout.column()
         #col.active = render.use_sequencer_gl_preview

diff --git a/source/blender/blenkernel/intern/sequencer.c b/source/blender/blenkernel/intern/sequencer.c
index cf8569ec3d858999da35efc8c6ddfe1ed3849b29..4a285f8a1f54624846b247b62b533de7840f4e26 100644 (file)
--- a/source/blender/blenkernel/intern/sequencer.c
+++ b/source/blender/blenkernel/intern/sequencer.c
@@ -2337,9 +2337,11 @@ static ImBuf *seq_render_scene_strip(SeqRenderData context, Sequence *seq, float
         * -jahka
         */
 
-       int rendering = G.is_rendering;
-       int doseq;
-       int doseq_gl = G.is_rendering ? /*(scene->r.seq_flag & R_SEQ_GL_REND)*/ 0 : /*(scene->r.seq_flag & R_SEQ_GL_PREV)*/ 1;
+       const short is_rendering = G.is_rendering;
+       const int do_seq_gl = G.is_rendering ?
+                   (context.scene->r.seq_flag & R_SEQ_GL_REND) :
+                   (context.scene->r.seq_flag & R_SEQ_GL_PREV);
+       int do_seq;
        int have_seq = FALSE;
        Scene *scene;
 
@@ -2370,7 +2372,7 @@ static ImBuf *seq_render_scene_strip(SeqRenderData context, Sequence *seq, float
        }
 
        /* prevent eternal loop */
-       doseq = context.scene->r.scemode & R_DOSEQ;
+       do_seq = context.scene->r.scemode & R_DOSEQ;
        context.scene->r.scemode &= ~R_DOSEQ;
        
 #ifdef DURIAN_CAMERA_SWITCH
@@ -2380,8 +2382,11 @@ static ImBuf *seq_render_scene_strip(SeqRenderData context, Sequence *seq, float
 #else
        (void)oldmarkers;
 #endif
-       
-       if (sequencer_view3d_cb && BLI_thread_is_main() && doseq_gl && (scene == context.scene || have_seq == 0) && camera) {
+
+       if ((sequencer_view3d_cb && do_seq_gl && camera) &&
+           (BLI_thread_is_main() == TRUE) &&
+           ((have_seq == FALSE) || (scene == context.scene)))
+       {
                char err_out[256] = "unknown";
                /* for old scened this can be uninitialized,
                 * should probably be added to do_versions at some point if the functionality stays */
@@ -2401,14 +2406,14 @@ static ImBuf *seq_render_scene_strip(SeqRenderData context, Sequence *seq, float
                RenderResult rres;
 
                /* XXX: this if can be removed when sequence preview rendering uses the job system */
-               if (rendering || context.scene != scene) {
+               if (is_rendering || context.scene != scene) {
                        if (re == NULL)
                                re = RE_NewRender(scene->id.name);
                        
                        RE_BlenderFrame(re, context.bmain, scene, NULL, camera, scene->lay, frame, FALSE);
 
                        /* restore previous state after it was toggled on & off by RE_BlenderFrame */
-                       G.is_rendering = rendering;
+                       G.is_rendering = is_rendering;
                }
                
                RE_AcquireResultImage(re, &rres);
@@ -2435,7 +2440,7 @@ static ImBuf *seq_render_scene_strip(SeqRenderData context, Sequence *seq, float
        }
        
        /* restore */
-       context.scene->r.scemode |= doseq;
+       context.scene->r.scemode |= do_seq;
        
        scene->r.cfra = oldcfra;