[Bf-blender-cvs] [6ea6c516708] blender2.8: Better Fix for T51777: Separating objects by selected vertices

[Dalai Felinto]

Commit: 6ea6c516708abb1f82de7716de7f2a63646e82ee
Author: Dalai Felinto
Date:   Tue Jun 13 16:15:43 2017 +0200
Branches: blender2.8
https://developer.blender.org/rB6ea6c516708abb1f82de7716de7f2a63646e82ee

Better Fix for T51777: Separating objects by selected vertices

This reverts commit 47b9d0d040300fcd56db20a8a898166d47520bcc. And
implement a fix that doesn't require Depsgraph refresh.

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

M	source/blender/blenkernel/intern/collection.c
M	source/blender/editors/object/object_add.c

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

diff --git a/source/blender/blenkernel/intern/collection.c b/source/blender/blenkernel/intern/collection.c
index f0ae3d8be1c..507ae1a4e70 100644
--- a/source/blender/blenkernel/intern/collection.c
+++ b/source/blender/blenkernel/intern/collection.c
@@ -34,6 +34,7 @@
 #include "BLI_string_utils.h"
 
 #include "BKE_collection.h"
+#include "BKE_idprop.h"
 #include "BKE_layer.h"
 #include "BKE_library.h"
 #include "BKE_main.h"
@@ -254,6 +255,14 @@ void BKE_collection_object_add_from(Scene *scene, Object *ob_src, Object *ob_dst
 		}
 	}
 	FOREACH_SCENE_COLLECTION_END
+
+	for (SceneLayer *sl = scene->render_layers.first; sl; sl = sl->next) {
+		Base *base_src = BKE_scene_layer_base_find(sl, ob_src);
+		if (base_src != NULL) {
+			Base *base_dst = BKE_scene_layer_base_find(sl, ob_dst);
+			IDP_MergeGroup(base_dst->collection_properties, base_src->collection_properties, true);
+		}
+	}
 }
 
 /**
diff --git a/source/blender/editors/object/object_add.c b/source/blender/editors/object/object_add.c
index 40ec1b56d17..2649a6d6d69 100644
--- a/source/blender/editors/object/object_add.c
+++ b/source/blender/editors/object/object_add.c
@@ -2064,9 +2064,6 @@ static Base *object_add_duplicate_internal(Main *bmain, Scene *scene, SceneLayer
 		obn = ID_NEW_SET(ob, BKE_object_copy(bmain, ob));
 		DEG_id_tag_update(&obn->id, OB_RECALC_OB | OB_RECALC_DATA | OB_RECALC_TIME);
 
-		/* TODO(sergey): Use proper flag for tagging here. */
-		DEG_id_tag_update(&scene->id, 0);
-
 		BKE_collection_object_add_from(scene, ob, obn);
 		basen = BKE_scene_layer_base_find(sl, obn);