From 07b84024ca49724483d439e7730af346ec810fe2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joachim=20Sch=C3=B6berl?= <joachim.schoeberl@tuwien.ac.at>
Date: Sun, 11 Mar 2018 16:28:43 +0100
Subject: [PATCH] enable tables to disable edge/face generation if not needed

---
 libsrc/meshing/python_mesh.cpp | 10 +++++++++-
 libsrc/meshing/topology.cpp    |  4 ++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/libsrc/meshing/python_mesh.cpp b/libsrc/meshing/python_mesh.cpp
index f4c461ab..f549981c 100644
--- a/libsrc/meshing/python_mesh.cpp
+++ b/libsrc/meshing/python_mesh.cpp
@@ -122,7 +122,6 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
   py::class_<Transformation<3>> (m, "Trafo")
     .def(py::init<Vec<3>>())
     .def("__call__", [] (Transformation<3> trafo, Point<3> p) { return trafo(p); })
-    // .def ("__str__", &ToString<Transformation<3>>)    
     ;
 
   m.def ("SetTransformation", FunctionPointer
@@ -786,6 +785,15 @@ DLL_HEADER void ExportNetgenMeshing(py::module &m)
            }
            ))
 
+    .def ("EnableTable", [] (Mesh & self, string name, bool set)
+          {
+            if (name == "edges")
+              const_cast<MeshTopology&>(self.GetTopology()).SetBuildEdges(set);
+            if (name == "faces")
+              const_cast<MeshTopology&>(self.GetTopology()).SetBuildFaces(set);
+          },
+          py::arg("name"), py::arg("set")=true)
+    
     .def ("Scale", FunctionPointer([](Mesh & self, double factor)
 				   {
 				     for(auto i = 0; i<self.GetNP();i++)
diff --git a/libsrc/meshing/topology.cpp b/libsrc/meshing/topology.cpp
index 794ecd0d..cddc731f 100644
--- a/libsrc/meshing/topology.cpp
+++ b/libsrc/meshing/topology.cpp
@@ -44,8 +44,8 @@ namespace netgen
   MeshTopology ::  MeshTopology (const Mesh & amesh)
     : mesh(&amesh)
   {
-    buildedges = 1;
-    buildfaces = 1;
+    buildedges = true;
+    buildfaces = true;
     timestamp = -1;
   }