From fad680fcc160034f0aaa03d52e1a2366529a731e Mon Sep 17 00:00:00 2001
From: Noisyfox <timemanager.rick@gmail.com>
Date: Fri, 8 May 2026 21:23:38 +0800
Subject: [PATCH] Simplify mesh transform

---
 src/libslic3r/CutUtils.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/libslic3r/CutUtils.cpp b/src/libslic3r/CutUtils.cpp
index 16f0a19816..a2cd7583a5 100644
--- a/src/libslic3r/CutUtils.cpp
+++ b/src/libslic3r/CutUtils.cpp
@@ -368,8 +368,7 @@ const ModelObjectPtrs& Cut::perform_with_plane()
             // Get mesh in cut space (same transform as process_volume_cut applies)
             TriangleMesh mesh(volume->mesh());
             const auto volume_matrix = volume->get_matrix();
-            mesh.transform(inverse_cut_matrix * instance_matrix * volume_matrix, true);
-            mesh.transform(m_cut_matrix);
+            mesh.transform(instance_matrix * volume_matrix, true);
             SavedPainting sp;
             sp.its = std::move(mesh.its);
             sp.supported = volume->supported_facets.get_data();