From 0644ed8e64507ebeaff8337b5d396f1bc6d6d0d2 Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Mon, 13 May 2019 17:44:56 +0200
Subject: [PATCH] fix mesh cross-section to respect placement

---
 src/Mod/Mesh/App/Mesh.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/Mod/Mesh/App/Mesh.cpp b/src/Mod/Mesh/App/Mesh.cpp
index 70d21a0ab0..492f848cbb 100644
--- a/src/Mod/Mesh/App/Mesh.cpp
+++ b/src/Mod/Mesh/App/Mesh.cpp
@@ -986,8 +986,11 @@ std::vector<Base::Vector3d> MeshObject::getPointNormals() const
 void MeshObject::crossSections(const std::vector<MeshObject::TPlane>& planes, std::vector<MeshObject::TPolylines> &sections,
                                float fMinEps, bool bConnectPolygons) const
 {
-    MeshCore::MeshFacetGrid grid(_kernel);
-    MeshCore::MeshAlgorithm algo(_kernel);
+    MeshCore::MeshKernel kernel(this->_kernel);
+    kernel.Transform(this->_Mtrx);
+
+    MeshCore::MeshFacetGrid grid(kernel);
+    MeshCore::MeshAlgorithm algo(kernel);
     for (std::vector<MeshObject::TPlane>::const_iterator it = planes.begin(); it != planes.end(); ++it) {
         MeshObject::TPolylines polylines;
         algo.CutWithPlane(it->first, it->second, grid, polylines, fMinEps, bConnectPolygons);