From bc7e632368559a7447f9db1362d83632ebc74fb0 Mon Sep 17 00:00:00 2001
From: Christopher Lackner <christopher.lackner@tuwien.ac.at>
Date: Tue, 13 Aug 2019 18:45:27 +0200
Subject: [PATCH] set meshsize for occ face from python

---
 libsrc/occ/occgeom.hpp    | 8 ++++++++
 libsrc/occ/python_occ.cpp | 4 ++++
 2 files changed, 12 insertions(+)

diff --git a/libsrc/occ/occgeom.hpp b/libsrc/occ/occgeom.hpp
index fc2c68b9..af76155c 100644
--- a/libsrc/occ/occgeom.hpp
+++ b/libsrc/occ/occgeom.hpp
@@ -319,6 +319,14 @@ namespace netgen
         }
     }
 
+    void SetFaceMaxH(size_t facenr, double faceh)
+    {
+      if(facenr >= fmap.Extent())
+        throw RangeException("OCCGeometry faces", facenr, 0, fmap.Extent());
+      face_maxh[facenr] = faceh;
+      face_maxh_modified[facenr] = true;
+    }
+
     // Philippose - 15/01/2009
     // Returns the local mesh size of a given face
     double GetFaceMaxH(int facenr)
diff --git a/libsrc/occ/python_occ.cpp b/libsrc/occ/python_occ.cpp
index 311fd78c..3a8568ca 100644
--- a/libsrc/occ/python_occ.cpp
+++ b/libsrc/occ/python_occ.cpp
@@ -48,6 +48,10 @@ DLL_HEADER void ExportNgOCC(py::module &m)
            self.HealGeometry();
            self.BuildFMap();
          },py::arg("tolerance")=1e-3, py::arg("fixsmalledges")=true, py::arg("fixspotstripfaces")=true, py::arg("sewfaces")=true, py::arg("makesolids")=true, py::arg("splitpartitions")=false,R"raw_string(Heal the OCCGeometry.)raw_string",py::call_guard<py::gil_scoped_release>())
+    .def("SetFaceMeshsize", [](OCCGeometry& self, size_t fnr, double meshsize)
+                            {
+                              self.SetFaceMaxH(fnr, meshsize);
+                            }, "Set maximum meshsize for face fnr. Face numbers are 0 based.")
     .def("_visualizationData", [] (shared_ptr<OCCGeometry> occ_geo)
          {
            std::vector<float> vertices;