Merge from V6_main 11/02/2013

[modules/smesh.git] / doc / salome / examples / quality_controls_ex05.py

diff --git a/doc/salome/examples/quality_controls_ex05.py b/doc/salome/examples/quality_controls_ex05.py
new file mode 100644 (file)
index 0000000..90c7c04
--- /dev/null
+++ b/doc/salome/examples/quality_controls_ex05.py
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+# Free Nodes
+
+import salome
+import geompy
+
+import smesh
+
+# create box
+box = geompy.MakeBox(0., 0., 0., 100., 200., 300.)
+idbox = geompy.addToStudy(box, "box")
+
+# create a mesh
+mesh = smesh.Mesh(box, "Mesh_free_nodes")
+algo = mesh.Segment()
+algo.NumberOfSegments(10)
+algo = mesh.Triangle(smesh.MEFISTO)
+algo.MaxElementArea(150.)
+mesh.Compute() 
+
+# Remove some elements to obtain free nodes
+# Criterion : AREA < 80.
+area_margin = 80.
+
+aFilter = smesh.GetFilter(smesh.FACE, smesh.FT_Area, smesh.FT_LessThan, area_margin)
+
+anIds = mesh.GetIdsFromFilter(aFilter)
+
+mesh.RemoveElements(anIds)
+
+# criterion : free nodes
+aFilter = smesh.GetFilter(smesh.NODE, smesh.FT_FreeNodes) 
+anNodeIds = mesh.GetIdsFromFilter(aFilter)
+
+# create a group
+aGroup = mesh.CreateEmptyGroup(smesh.NODE, "Free_nodes")
+aGroup.Add(anNodeIds)
+
+# print the result
+print "Criterion: Free nodes Nb = ", len(anNodeIds)
+j = 1
+for i in range(len(anNodeIds)):
+  if j > 20: j = 1; print ""
+  print anNodeIds[i],
+  j = j + 1
+  pass
+print ""
+
+salome.sg.updateObjBrowser(1)