New updated and tested smesh.py with some examples. Provided by FKL.

[modules/smesh.git] / src / SMESH_SWIG / ex04_cube5tetraHexa.py

diff --git a/src/SMESH_SWIG/ex04_cube5tetraHexa.py b/src/SMESH_SWIG/ex04_cube5tetraHexa.py
new file mode 100644 (file)
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+++ b/src/SMESH_SWIG/ex04_cube5tetraHexa.py
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+# CEA/LGLS 2004-2005, Francis KLOSS (OCC)
+# =======================================
+
+from geompy import *
+
+import smesh
+
+# Geometry
+# ========
+
+# 5 box with a hexahedral mesh and with 2 box in tetrahedral mesh
+
+# Values
+# ------
+
+arete = 100
+
+arete0 = 0
+arete1 = arete
+arete2 = arete*2
+arete3 = arete*3
+
+# Solids
+# ------
+
+box_tetra1 = MakeBox(arete0, arete0, 0,  arete1, arete1, arete)
+
+box_ijk1   = MakeBox(arete1, arete0, 0,  arete2, arete1, arete)
+
+box_hexa   = MakeBox(arete1, arete1, 0,  arete2, arete2, arete)
+
+box_ijk2   = MakeBox(arete2, arete1, 0,  arete3, arete2, arete)
+
+box_tetra2 = MakeBox(arete2, arete2, 0,  arete3 ,arete3, arete)
+
+# Piece
+# -----
+
+piece_cpd = MakeCompound([box_tetra1, box_ijk1, box_hexa, box_ijk2, box_tetra2])
+
+piece = MakeGlueFaces(piece_cpd, 1e-4)
+
+piece_id = addToStudy(piece, "ex04_cube5tetraHexa")
+
+# Meshing
+# =======
+
+# Create a hexahedral mesh
+# ------------------------
+
+mixed = smesh.Mesh(piece, "ex04_cube5tetraHexa:mixed")
+
+algo = mixed.Segment()
+
+algo.StartEndLength(3, 25)
+
+mixed.Quadrangle()
+
+mixed.Hexahedron()
+
+# Tetrahedral local mesh
+# ----------------------
+
+def localMesh(b, hyp):
+    box   = GetInPlace(piece, b)
+    faces = SubShapeAll(box, ShapeType["FACE"])
+
+    i = 0
+    n = len(faces)
+    while i<n:
+        algo = mixed.Triangle(faces[i])
+        if hyp:
+            algo.MaxElementArea(80)
+        else:
+            algo.LengthFromEdges()
+        i = i + 1
+
+    algo = mixed.Tetrahedron(smesh.NETGEN, box)
+    algo.MaxElementVolume(400)
+
+localMesh(box_tetra1, 1)
+localMesh(box_tetra2, 0)
+
+# Mesh calculus
+# -------------
+
+mixed.Compute()