Merge from V6_main 11/02/2013

[modules/smesh.git] / doc / salome / examples / viewing_meshes_ex02.py

diff --git a/doc/salome/examples/viewing_meshes_ex02.py b/doc/salome/examples/viewing_meshes_ex02.py
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+# Find Element by Point
+
+import geompy
+import smesh
+import SMESH
+
+# Create a geometry to mesh
+box = geompy.MakeBoxDXDYDZ(100,100,100)
+
+# Create a mesh
+mesh = Mesh(box,"Mesh")
+mesh.AutomaticHexahedralization()
+mesh.Compute()
+
+# Create a point
+x,y,z = 0, 0, 1
+
+# Find all elements (except 0D ones) located at the point
+all_elems_except_0D = mesh.FindElementsByPoint(x,y,z)
+assert( len(all_elems_except_0D) == 4)
+
+# Find nodes at the point
+nodes = mesh.FindElementsByPoint(x,y,z, SMESH.NODE )
+assert( len(nodes) == 0)
+assert( len( mesh.FindElementsByPoint(x,y,0, SMESH.NODE)) == 1)
+
+# Find an edge at the point
+edges = mesh.FindElementsByPoint(x,y,z, SMESH.EDGE )
+assert( len(edges) == 1)
+
+# Find faces at the point
+edges = mesh.FindElementsByPoint(x,y,z, SMESH.FACE )
+assert( len(edges) == 2)
+
+# Find a volume at the point
+vols = mesh.FindElementsByPoint(x,y,z, SMESH.VOLUME )
+assert( len(vols) == 1)
+
+# Find 0D elements at the point
+elems0d = mesh.FindElementsByPoint(x,y,z, SMESH.ELEM0D )
+assert( len(elems0d) == 0)
+
+# Find edges within a group
+group1D = mesh.MakeGroupByIds("1D", SMESH.EDGE, [1,2] )
+edges = mesh.FindElementsByPoint(x,y,z, SMESH.EDGE, group1D )