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-rw-r--r--core/math/geometry_3d.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/core/math/geometry_3d.cpp b/core/math/geometry_3d.cpp
index 4786110054..590483bf20 100644
--- a/core/math/geometry_3d.cpp
+++ b/core/math/geometry_3d.cpp
@@ -151,7 +151,7 @@ void Geometry3D::MeshData::optimize_vertices() {
}
}
- for (MeshData::Edge edge : edges) {
+ for (MeshData::Edge &edge : edges) {
int a = edge.vertex_a;
int b = edge.vertex_b;