-piecePoint111 = MakeVertex(ox+rayon , oy, oz)
-piecePoint211 = MakeVertex(ox+arete-rayon, oy, oz)
-piecePoint112 = MakeVertex(ox , oy, oz+rayon)
-piecePoint212 = MakeVertex(ox+arete , oy, oz+rayon)
-piecePoint113 = MakeVertex(ox , oy, oz+arete-rayon)
-piecePoint213 = MakeVertex(ox+arete , oy, oz+arete-rayon)
-piecePoint114 = MakeVertex(ox+rayon , oy, oz+arete)
-piecePoint214 = MakeVertex(ox+arete-rayon, oy, oz+arete)
-
-pieceCenter1 = MakeVertex(ox , oy, oz)
-pieceCenter2 = MakeVertex(ox+arete , oy, oz)
-pieceCenter3 = MakeVertex(ox , oy, oz+arete)
-pieceCenter4 = MakeVertex(ox+arete , oy, oz+arete)
-
-piecePass1 = MakeVertex(ox+demi , oy, oz+r3)
-piecePass2 = MakeVertex(ox+arete-demi , oy, oz+r3)
-piecePass3 = MakeVertex(ox+arete-demi , oy, oz+arete-r3)
-piecePass4 = MakeVertex(ox+demi , oy, oz+arete-r3)
+piecePoint111 = geompy.MakeVertex(ox+rayon , oy, oz)
+piecePoint211 = geompy.MakeVertex(ox+arete-rayon, oy, oz)
+piecePoint112 = geompy.MakeVertex(ox , oy, oz+rayon)
+piecePoint212 = geompy.MakeVertex(ox+arete , oy, oz+rayon)
+piecePoint113 = geompy.MakeVertex(ox , oy, oz+arete-rayon)
+piecePoint213 = geompy.MakeVertex(ox+arete , oy, oz+arete-rayon)
+piecePoint114 = geompy.MakeVertex(ox+rayon , oy, oz+arete)
+piecePoint214 = geompy.MakeVertex(ox+arete-rayon, oy, oz+arete)
+
+pieceCenter1 = geompy.MakeVertex(ox , oy, oz)
+pieceCenter2 = geompy.MakeVertex(ox+arete , oy, oz)
+pieceCenter3 = geompy.MakeVertex(ox , oy, oz+arete)
+pieceCenter4 = geompy.MakeVertex(ox+arete , oy, oz+arete)
+
+piecePass1 = geompy.MakeVertex(ox+demi , oy, oz+r3)
+piecePass2 = geompy.MakeVertex(ox+arete-demi , oy, oz+r3)
+piecePass3 = geompy.MakeVertex(ox+arete-demi , oy, oz+arete-r3)
+piecePass4 = geompy.MakeVertex(ox+demi , oy, oz+arete-r3)