[Bf-blender-cvs] [f9beb1bef17] master: Fix (unreported) missing viewport update deleting a particle

[Philipp Oeser]

Commit: f9beb1bef1787166aafd35d326244f3e3f83487e
Author: Philipp Oeser
Date:   Wed Sep 18 15:19:15 2019 +0200
Branches: master
https://developer.blender.org/rBf9beb1bef1787166aafd35d326244f3e3f83487e

Fix (unreported) missing viewport update deleting a particle

If children hairs were displayed in particle editmode, these would not
update when a particle was deleted.

Reviewers: sergey

Differential Revision: https://developer.blender.org/D5840

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

M	source/blender/editors/physics/particle_edit.c

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

diff --git a/source/blender/editors/physics/particle_edit.c b/source/blender/editors/physics/particle_edit.c
index 2047ecb9e0a..59973d9ee8a 100644
--- a/source/blender/editors/physics/particle_edit.c
+++ b/source/blender/editors/physics/particle_edit.c
@@ -3315,6 +3315,7 @@ static int delete_exec(bContext *C, wmOperator *op)
   }
 
   DEG_id_tag_update(&data.ob->id, ID_RECALC_GEOMETRY);
+  BKE_particle_batch_cache_dirty_tag(data.edit->psys, BKE_PARTICLE_BATCH_DIRTY_ALL);
   WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE | NA_EDITED, data.ob);
 
   return OPERATOR_FINISHED;