Merge remote-tracking branch 'origin/master' into gni/adaptation

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

diff --git a/src/SMESH_SWIG/StdMeshersBuilder.py b/src/SMESH_SWIG/StdMeshersBuilder.py
index 14bf304146377a5f6e19c798a964f5ec679f7236..c2f0ed0aa068105683e627cdc64b9ae325fd6e37 100644 (file)
--- a/src/SMESH_SWIG/StdMeshersBuilder.py
+++ b/src/SMESH_SWIG/StdMeshersBuilder.py
@@ -916,8 +916,17 @@ class StdMeshersBuilder_Hexahedron(Mesh_Algorithm):
         """
         Mesh_Algorithm.__init__(self)
         self.Create(mesh, geom, Hexa)
+        self.renumHypothesis = 0
         pass
 
+    def Renumber(self, blockCSList=[] ):
+        if isinstance( blockCSList, StdMeshers.BlockCS ):
+            blockCSList = [blockCSList]
+        if not self.renumHypothesis:
+            self.renumHypothesis = self.Hypothesis("BlockRenumber", blockCSList, UseExisting=0)
+        self.renumHypothesis.SetBlocksOrientation( blockCSList )
+        return self.renumHypothesis
+
     pass # end of StdMeshersBuilder_Hexahedron class
 
 class StdMeshersBuilder_Projection1D(Mesh_Algorithm):
@@ -1891,6 +1900,12 @@ class StdMeshersBuilder_Cartesian_3D(Mesh_Algorithm):
                         points dividing the whole shape into ranges where the functions apply; points
                         coordinates should vary within (0.0, 1.0) range. Parameter *t* of the spacing
                         function f(t) varies from 0.0 to 1.0 within a shape range. 
+        Note: 
+            The actual grid spacing can slightly differ from the defined one. This is done for the
+            best fitting of polyhedrons and for a better mesh quality on the interval boundaries.
+            For example, if a constant **Spacing** is defined along an axis, the actual grid will
+            fill the shape's dimension L along this axis with round number of equal cells:
+            Spacing_actual = L / round( L / Spacing_defined ).
 
         Examples:
             "10.5" - defines a grid with a constant spacing