1 files changed, 93 insertions, 0 deletions
diff --git a/media-gfx/freecad/files/freecad-0.20.2-Netgen-add-headers-to-support-recent-Netgen.patch b/media-gfx/freecad/files/freecad-0.20.2-Netgen-add-headers-to-support-recent-Netgen.patch
new file mode 100644
index 000000000000..402c84ee4d28
--- /dev/null
+++ b/media-gfx/freecad/files/freecad-0.20.2-Netgen-add-headers-to-support-recent-Netgen.patch
@@ -0,0 +1,93 @@
+https://github.com/FreeCAD/FreeCAD/commit/8b056f156fd087b3df36a5223fc5ca6900649a83
+
+From 8b056f156fd087b3df36a5223fc5ca6900649a83 Mon Sep 17 00:00:00 2001
+From: Uwe <donovaly@users.noreply.github.com>
+Date: Wed, 17 Aug 2022 12:32:02 +0200
+Subject: [PATCH 0008/1678] [Netgen] add headers to support recent Netgen
+
+- as reported here: https://forum.freecadweb.org/viewtopic.php?p=618174#p618174
+- also fix compiler warnings about unsafe bool handling
+--- a/src/3rdParty/salomesmesh/src/NETGENPlugin/NETGENPlugin_Mesher.cpp
++++ b/src/3rdParty/salomesmesh/src/NETGENPlugin/NETGENPlugin_Mesher.cpp
+@@ -50,7 +50,9 @@
+ 
+ #include <utilities.h>
+ 
++#include <BRepBndLib.hxx>
+ #include <BRepBuilderAPI_Copy.hxx>
++#include <BRepMesh_IncrementalMesh.hxx>
+ #include <BRep_Tool.hxx>
+ #include <Bnd_B3d.hxx>
+ #include <NCollection_Map.hxx>
+@@ -66,6 +68,7 @@
+ #include <TopTools_DataMapOfShapeShape.hxx>
+ #include <TopTools_MapOfShape.hxx>
+ #include <TopoDS.hxx>
++#include <TopoDS_Solid.hxx>
+ 
+ #ifdef _MSC_VER
+ #pragma warning(disable : 4067)
+@@ -3027,7 +3030,7 @@ bool NETGENPlugin_Mesher::Compute()
+         }
+       }
+     }
+-    if (!err && mparams.secondorder > 0)
++    if (!err && mparams.secondorder)
+     {
+       try
+       {
+@@ -3302,7 +3305,7 @@ bool NETGENPlugin_Mesher::Evaluate(MapShapeNbElems& aResMap)
+   // calculate total nb of segments and length of edges
+   double fullLen = 0.0;
+   int fullNbSeg = 0;
+-  int entity = mparams.secondorder > 0 ? SMDSEntity_Quad_Edge : SMDSEntity_Edge;
++  int entity = mparams.secondorder ? SMDSEntity_Quad_Edge : SMDSEntity_Edge;
+   TopTools_DataMapOfShapeInteger Edge2NbSeg;
+   for (TopExp_Explorer exp(_shape, TopAbs_EDGE); exp.More(); exp.Next())
+   {
+@@ -3340,7 +3343,7 @@ bool NETGENPlugin_Mesher::Evaluate(MapShapeNbElems& aResMap)
+   {
+     vector<int>& aVec = aResMap[_mesh->GetSubMesh(Edge2NbSegIt.Key())];
+     if ( aVec[ entity ] > 1 && aVec[ SMDSEntity_Node ] == 0 )
+-      aVec[SMDSEntity_Node] = mparams.secondorder > 0  ? 2*aVec[ entity ]-1 : aVec[ entity ]-1;
++      aVec[SMDSEntity_Node] = mparams.secondorder ? 2*aVec[ entity ]-1 : aVec[ entity ]-1;
+ 
+     fullNbSeg += aVec[ entity ];
+     Edge2NbSeg( Edge2NbSegIt.Key() ) = aVec[ entity ];
+@@ -3386,7 +3389,7 @@ bool NETGENPlugin_Mesher::Evaluate(MapShapeNbElems& aResMap)
+     int nbNodes = tooManyElems ? hugeNb : (( nbFaces*3 - (nb1d-1)*2 ) / 6 + 1 );
+ 
+     vector<int> aVec(SMDSEntity_Last, 0);
+-    if( mparams.secondorder > 0 ) {
++    if (mparams.secondorder) {
+       int nb1d_in = (nbFaces*3 - nb1d) / 2;
+       aVec[SMDSEntity_Node] = nbNodes + nb1d_in;
+       aVec[SMDSEntity_Quad_Triangle] = nbFaces;
+@@ -3428,11 +3431,11 @@ bool NETGENPlugin_Mesher::Evaluate(MapShapeNbElems& aResMap)
+     if ( tooManyElems ) // avoid FPE
+     {
+       aVec[SMDSEntity_Node] = hugeNb;
+-      aVec[ mparams.secondorder > 0 ? SMDSEntity_Quad_Tetra : SMDSEntity_Tetra] = hugeNb;
++      aVec[ mparams.secondorder ? SMDSEntity_Quad_Tetra : SMDSEntity_Tetra] = hugeNb;
+     }
+     else
+     {
+-      if( mparams.secondorder > 0 ) {
++      if (mparams.secondorder) {
+         aVec[SMDSEntity_Node] = nb1d_in/3 + 1 + nb1d_in;
+         aVec[SMDSEntity_Quad_Tetra] = nbVols;
+       }
+--- a/src/3rdParty/salomesmesh/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cpp
++++ b/src/3rdParty/salomesmesh/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cpp
+@@ -39,6 +39,8 @@
+ #include <StdMeshers_MaxElementArea.hxx>
+ #include <StdMeshers_QuadranglePreference.hxx>
+ #include <StdMeshers_ViscousLayers2D.hxx>
++#include <TopExp.hxx>
++#include <TopExp_Explorer.hxx>
+ 
+ #include <Precision.hxx>
+ #include <Standard_ErrorHandler.hxx>
+-- 
+2.39.1
+