Merge from V6_main 11/02/2013

[modules/smesh.git] / doc / salome / examples / grouping_elements_ex06.py

diff --git a/doc/salome/examples/grouping_elements_ex06.py b/doc/salome/examples/grouping_elements_ex06.py
new file mode 100644 (file)
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+++ b/doc/salome/examples/grouping_elements_ex06.py
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+# Intersection of groups
+
+import SMESH_mechanic
+
+smesh  = SMESH_mechanic.smesh
+mesh   = SMESH_mechanic.mesh
+salome = SMESH_mechanic.salome
+
+# Criterion : AREA > 20
+aFilter = smesh.GetFilter(smesh.FACE, smesh.FT_Area, smesh.FT_MoreThan, 20.)
+
+anIds = mesh.GetIdsFromFilter(aFilter)
+
+print "Criterion: Area > 20, Nb = ", len(anIds) 
+
+# create a group by adding elements with area > 20
+aGroup1 = mesh.CreateEmptyGroup(smesh.FACE, "Area > 20")
+aGroup1.Add(anIds)
+
+# Criterion : AREA < 60
+aFilter = smesh.GetFilter(smesh.FACE, smesh.FT_Area, smesh.FT_LessThan, 60.)
+
+anIds = mesh.GetIdsFromFilter(aFilter)
+
+print "Criterion: Area < 60, Nb = ", len(anIds) 
+
+# create a group by adding elements with area < 60
+aGroup2 = mesh.CreateEmptyGroup(smesh.FACE, "Area < 60")
+aGroup2.Add(anIds)
+
+# create an intersection of groups : 20 < area < 60
+aGroup3 = mesh.IntersectListOfGroups([aGroup1, aGroup2], "20 < Area < 60")
+print "Criterion: 20 < Area < 60, Nb = ", len(aGroup3.GetListOfID())
+# Please note that also there is IntersectGroups() method which works with two groups only
+
+salome.sg.updateObjBrowser(1)