From 7661f8a65bace62987e0bb419d4fcaced9000667 Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Wed, 30 May 2018 17:00:05 +0200
Subject: Modifiers: Bring back custom data referencing logic

Brings dependency graph evaluation time to similar time than 2.79
for file reported in T55228.
---
 source/blender/modifiers/intern/MOD_weightvgedit.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

(limited to 'source/blender/modifiers/intern/MOD_weightvgedit.c')

diff --git a/source/blender/modifiers/intern/MOD_weightvgedit.c b/source/blender/modifiers/intern/MOD_weightvgedit.c
index 18d79966938..00bc8a05cee 100644
--- a/source/blender/modifiers/intern/MOD_weightvgedit.c
+++ b/source/blender/modifiers/intern/MOD_weightvgedit.c
@@ -202,14 +202,7 @@ static Mesh *applyModifier(
 		}
 	}
 
-	Mesh *result;
-	BKE_id_copy_ex(
-	        NULL, &mesh->id, (ID **)&result,
-	        LIB_ID_CREATE_NO_MAIN |
-	        LIB_ID_CREATE_NO_USER_REFCOUNT |
-	        LIB_ID_CREATE_NO_DEG_TAG |
-	        LIB_ID_COPY_NO_PREVIEW,
-	        false);
+	Mesh *result = mesh;
 
 	if (has_mdef) {
 		dvert = CustomData_duplicate_referenced_layer(&result->vdata, CD_MDEFORMVERT, numVerts);
-- 
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