+ unify DLL export defines to namespace names

git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d

src/Mod/TemplatePyMod/Mesh2Shape.py

@@ -0,0 +1,38 @@
+# FreeCAD TemplatePyMod module  
+# (c) 2010 Werner Mayer LGPL
+
+
+import Mesh,Part,MeshPart
+
+faces = []
+mesh = App.ActiveDocument.ActiveObject.Mesh
+segments = mesh.getPlanes(0.00001) # use rather strict tolerance here
+
+for i in segments:
+   if len(i) > 0:
+      # a segment can have inner holes
+      wires = MeshPart.wireFromSegment(mesh, i)
+      # we assume that the exterior boundary is that one with the biggest bounding box
+      if len(wires) > 0:
+         ext=None
+         max_length=0
+         for i in wires:
+            if i.BoundBox.DiagonalLength > max_length:
+               max_length = i.BoundBox.DiagonalLength
+               ext = i
+
+         wires.remove(ext)
+         # all interior wires mark a hole and must reverse their orientation, otherwise Part.Face fails
+         for i in wires:
+            i.reverse()
+
+         # make sure that the exterior wires comes as first in the lsit
+         wires.insert(0, ext)
+         faces.append(Part.Face(wires))
+
+
+shell=Part.Compound(faces)
+Part.show(shell)
+#solid = Part.Solid(Part.Shell(faces))
+#Part.show(solid)
+