--- /dev/null
+# Add Polyhedron
+
+import math
+
+import salome
+salome.salome_init_without_session()
+
+from salome.smesh import smeshBuilder
+
+smesh_builder = smeshBuilder.New()
+
+# create an empty mesh structure
+mesh = smesh_builder.Mesh()
+
+# Create nodes for 12-hedron with pentagonal faces
+al = 2 * math.pi / 5.0
+cosal = math.cos(al)
+aa = 13
+rr = aa / (2.0 * math.sin(al/2.0))
+dr = 2.0 * rr * cosal
+r1 = rr + dr
+dh = rr * math.sqrt(2.0 * (1.0 - cosal * (1.0 + 2.0 * cosal)))
+hh = 2.0 * dh - dr * (rr*(cosal - 1) + (rr + dr)*(math.cos(al/2) - 1)) / dh
+
+dd = [] # top
+cc = [] # below top
+bb = [] # above bottom
+aa = [] # bottom
+
+for i in range(5):
+ cos_bot = math.cos(i*al)
+ sin_bot = math.sin(i*al)
+
+ cos_top = math.cos(i*al + al/2.0)
+ sin_top = math.sin(i*al + al/2.0)
+
+ nd = mesh.AddNode(rr * cos_top, rr * sin_top, hh ) # top
+ nc = mesh.AddNode(r1 * cos_top, r1 * sin_top, hh - dh) # below top
+ nb = mesh.AddNode(r1 * cos_bot, r1 * sin_bot, dh) # above bottom
+ na = mesh.AddNode(rr * cos_bot, rr * sin_bot, 0) # bottom
+ dd.append(nd) # top
+ cc.append(nc) # below top
+ bb.append(nb) # above bottom
+ aa.append(na) # bottom
+ pass
+
+# Create a polyhedral volume (12-hedron with pentagonal faces)
+mesh.AddPolyhedralVolume([dd[0], dd[1], dd[2], dd[3], dd[4], # top
+ dd[0], cc[0], bb[1], cc[1], dd[1], # -
+ dd[1], cc[1], bb[2], cc[2], dd[2], # -
+ dd[2], cc[2], bb[3], cc[3], dd[3], # - below top
+ dd[3], cc[3], bb[4], cc[4], dd[4], # -
+ dd[4], cc[4], bb[0], cc[0], dd[0], # -
+ aa[4], bb[4], cc[4], bb[0], aa[0], # .
+ aa[3], bb[3], cc[3], bb[4], aa[4], # .
+ aa[2], bb[2], cc[2], bb[3], aa[3], # . above bottom
+ aa[1], bb[1], cc[1], bb[2], aa[2], # .
+ aa[0], bb[0], cc[0], bb[1], aa[1], # .
+ aa[0], aa[1], aa[2], aa[3], aa[4]], # bottom
+ [5,5,5,5,5,5,5,5,5,5,5,5])