From ae0a470f4c4a0707637c166227b8fea299ca9a5c Mon Sep 17 00:00:00 2001
From: "zhimin.zeng" <zhimin.zeng@bambulab.com>
Date: Fri, 21 Apr 2023 11:02:36 +0800
Subject: [PATCH] FIX: rotate model before cut, the rotation of connectors is
 incorrect

github issue #1646 & #1647

Change-Id: Iab1d6984685a532011f425e704ccae039a6ef65d
(cherry picked from commit 1219045039de4ac0ed677b264e6e8469e6bc72dd)
---
 src/libslic3r/Model.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libslic3r/Model.cpp b/src/libslic3r/Model.cpp
index 5dac9b6d73..9d2c664d26 100644
--- a/src/libslic3r/Model.cpp
+++ b/src/libslic3r/Model.cpp
@@ -1846,7 +1846,7 @@ void ModelObject::process_connector_cut(
 
         // Perform cut
         TriangleMesh upper_mesh, lower_mesh;
-        process_volume_cut(volume, instance_matrix, cut_matrix, attributes, upper_mesh, lower_mesh);
+        process_volume_cut(volume, Transform3d::Identity(), cut_matrix, attributes, upper_mesh, lower_mesh);
 
         // add small Z offset to better preview
         upper_mesh.translate((-0.05 * Vec3d::UnitZ()).cast<float>());