[Bf-blender-cvs] [34a6591a073] master: Fix T98594: missing uv editor redraw with geometry nodes modifier

[Chris Blackbourn]

Commit: 34a6591a073f90620b6bcff458a407368b5dd02f
Author: Chris Blackbourn
Date:   Fri Jan 27 16:38:12 2023 +1300
Branches: master
https://developer.blender.org/rB34a6591a073f90620b6bcff458a407368b5dd02f

Fix T98594: missing uv editor redraw with geometry nodes modifier

If an object has a geometry nodes modifier, the UVs on that object might change
in response to any change on any other object.

Now we will redraw the UV editor on any object change, not just the active object.

Differential Revision: https://developer.blender.org/D17124

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

M	source/blender/editors/space_image/space_image.c

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

diff --git a/source/blender/editors/space_image/space_image.c b/source/blender/editors/space_image/space_image.c
index 53e1bc0a1e5..fd8c161687e 100644
--- a/source/blender/editors/space_image/space_image.c
+++ b/source/blender/editors/space_image/space_image.c
@@ -405,7 +405,10 @@ static void image_listener(const wmSpaceTypeListenerParams *params)
           ViewLayer *view_layer = WM_window_get_active_view_layer(win);
           BKE_view_layer_synced_ensure(scene, view_layer);
           Object *ob = BKE_view_layer_active_object_get(view_layer);
-          if (ob && (ob == wmn->reference) && (ob->mode & OB_MODE_EDIT)) {
+          /* \note With a geometry nodes modifier, the UVs on `ob` can change in response to
+           * any change on `wmn->reference`. If we could track the upstream dependencies,
+           * unnecessary redraws could be reduced. Until then, just redraw. See T98594. */
+          if (ob && (ob->mode & OB_MODE_EDIT)) {
             if (sima->lock && (sima->flag & SI_DRAWSHADOW)) {
               ED_area_tag_refresh(area);
               ED_area_tag_redraw(area);