From 879eca663a5608e290c8bdecaddfb3a30fd400a7 Mon Sep 17 00:00:00 2001
From: Hans Goudey <hans@blender.org>
Date: Tue, 9 Jul 2024 17:19:00 -0400
Subject: [PATCH] Fix #124419: Smooth brush broken for larger meshes

Simple mistake in 68d6bf56e51382320b0306de356c57b0a6946c34.
---
 source/blender/editors/sculpt_paint/brushes/smooth.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/source/blender/editors/sculpt_paint/brushes/smooth.cc b/source/blender/editors/sculpt_paint/brushes/smooth.cc
index f4b2801cf9d..01ec71a3124 100644
--- a/source/blender/editors/sculpt_paint/brushes/smooth.cc
+++ b/source/blender/editors/sculpt_paint/brushes/smooth.cc
@@ -147,7 +147,10 @@ BLI_NOINLINE static void do_smooth_brush_mesh(const Sculpt &sd,
                                      verts,
                                      tls.vert_neighbors);
         smooth::neighbor_position_average_mesh(
-            positions_eval, verts, tls.vert_neighbors, new_positions);
+            positions_eval,
+            verts,
+            tls.vert_neighbors,
+            new_positions.as_mutable_span().slice(node_vert_offsets[i]));
       }
     });