From 301ba176e5bfcae85cb2d82bd71dd14979fc26d9 Mon Sep 17 00:00:00 2001
From: Christopher Lackner <christopher.lackner@tuwien.ac.at>
Date: Tue, 23 Jan 2018 16:45:20 +0100
Subject: [PATCH] Python export of second order trigs

---
 libsrc/meshing/python_mesh.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/libsrc/meshing/python_mesh.cpp b/libsrc/meshing/python_mesh.cpp
index 788717f5..60bfaa81 100644
--- a/libsrc/meshing/python_mesh.cpp
+++ b/libsrc/meshing/python_mesh.cpp
@@ -270,15 +270,25 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
                                  for (int i = 0; i < 3; i++)
                                    (*instance)[i] = py::extract<PointIndex>(vertices[i])();
                                  instance->SetIndex(index);
+                                 return;
                                }
-                             else
+                             if (py::len(vertices) == 4)
                                {
                                  new (instance) Element2d(QUAD);
                                  for (int i = 0; i < 4; i++)
                                    (*instance)[i] = py::extract<PointIndex>(vertices[i])();
                                  instance->SetIndex(index);
+                                 return;
                                }
-                               
+                             if (py::len(vertices) == 6)
+                               {
+                                 new (instance) Element2d(TRIG6);
+                                 for(int i = 0; i<6; i++)
+                                   (*instance)[i] = py::extract<PointIndex>(vertices[i])();
+                                 instance->SetIndex(index);
+                                 return;
+                               }
+                             throw NgException("Inconsistent number of vertices in Element2D");
                            },
           py::arg("index")=1,py::arg("vertices"),
          "create surface element"