[Bf-blender-cvs] [d6d2897ef04] master: Sequencer: Fix crash caused by stereo rendering fix

[Clément Foucault]

Commit: d6d2897ef04a7c1b3d5fb357629e534055629857
Author: Clément Foucault
Date:   Tue Sep 1 12:01:02 2020 +0200
Branches: master
https://developer.blender.org/rBd6d2897ef04a7c1b3d5fb357629e534055629857

Sequencer: Fix crash caused by stereo rendering fix

Caused by rB2e908156d0c7

This was caused by the sequencer timeline area not using a GPUViewport
but still using `sequencer_draw_preview`.

===================================================================

M	source/blender/editors/space_sequencer/sequencer_draw.c
M	source/blender/windowmanager/intern/wm_draw.c

===================================================================

diff --git a/source/blender/editors/space_sequencer/sequencer_draw.c b/source/blender/editors/space_sequencer/sequencer_draw.c
index a3235c78dc9..cdc7ada8c84 100644
--- a/source/blender/editors/space_sequencer/sequencer_draw.c
+++ b/source/blender/editors/space_sequencer/sequencer_draw.c
@@ -2271,6 +2271,11 @@ void draw_timeline_seq(const bContext *C, ARegion *region)
 
   seq_prefetch_wm_notify(C, scene);
 
+  GPUViewport *viewport = WM_draw_region_get_viewport(region);
+  GPUFrameBuffer *framebuffer_overlay = GPU_viewport_framebuffer_overlay_get(viewport);
+  GPU_framebuffer_bind_no_srgb(framebuffer_overlay);
+  GPU_depth_test(GPU_DEPTH_NONE);
+
   UI_GetThemeColor3fv(TH_BACK, col);
   if (ed && ed->metastack.first) {
     GPU_clear_color(col[0], col[1], col[2] - 0.1f, 0.0f);
diff --git a/source/blender/windowmanager/intern/wm_draw.c b/source/blender/windowmanager/intern/wm_draw.c
index e32db12b596..c0de86a599c 100644
--- a/source/blender/windowmanager/intern/wm_draw.c
+++ b/source/blender/windowmanager/intern/wm_draw.c
@@ -310,7 +310,7 @@ static bool wm_region_use_viewport_by_type(short space_type, short region_type)
 {
   return (ELEM(space_type, SPACE_VIEW3D, SPACE_IMAGE, SPACE_NODE) &&
           region_type == RGN_TYPE_WINDOW) ||
-         ((space_type == SPACE_SEQ) && region_type == RGN_TYPE_PREVIEW);
+         ((space_type == SPACE_SEQ) && ELEM(region_type, RGN_TYPE_PREVIEW, RGN_TYPE_WINDOW));
 }
 
 bool WM_region_use_viewport(ScrArea *area, ARegion *region)