[Bf-blender-cvs] [1bdb5542ff0] blender-v3.3-release: Fix T101548: GPencil new lines in Multiframe editing appear as Onion

[Antonio Vazquez]

Commit: 1bdb5542ff0d13a26fb9f94988cedd679a3172b7
Author: Antonio Vazquez
Date:   Mon Oct 3 10:38:00 2022 +0200
Branches: blender-v3.3-release
https://developer.blender.org/rB1bdb5542ff0d13a26fb9f94988cedd679a3172b7

Fix T101548: GPencil new lines in Multiframe editing appear as Onion

The problem was the eval data update only occurs for the 
actual frame and in this case must be for all frames.

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

M	source/blender/editors/gpencil/gpencil_paint.c

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

diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c
index 13ea5179b23..eccf2bc993c 100644
--- a/source/blender/editors/gpencil/gpencil_paint.c
+++ b/source/blender/editors/gpencil/gpencil_paint.c
@@ -1320,7 +1320,8 @@ static void gpencil_stroke_newfrombuffer(tGPsdata *p)
   }
 
   gpencil_update_cache(p->gpd);
-  BKE_gpencil_tag_full_update(p->gpd, gpl, p->gpf, NULL);
+  BKE_gpencil_tag_full_update(
+      p->gpd, gpl, (GPENCIL_MULTIEDIT_SESSIONS_ON(p->gpd)) ? NULL : p->gpf, NULL);
 }
 
 /* --- 'Eraser' for 'Paint' Tool ------ */