smesh/doc/salome/examples/defining_hypotheses_ex15.py

48 lines
1.7 KiB
Python

# Quadrangle Parameters example 2 (using different types)
import geompy
import smesh
import StdMeshers
# Make quadrangle face and explode it on edges.
Vertex_1 = geompy.MakeVertex(0, 0, 0)
Vertex_2 = geompy.MakeVertex(40, 0, 0)
Vertex_3 = geompy.MakeVertex(40, 30, 0)
Vertex_4 = geompy.MakeVertex(0, 30, 0)
Quadrangle_Face_1 = geompy.MakeQuad4Vertices(Vertex_1, Vertex_4, Vertex_3, Vertex_2)
[Edge_1,Edge_2,Edge_3,Edge_4] = geompy.SubShapeAllSorted(Quadrangle_Face_1, geompy.ShapeType["EDGE"])
geompy.addToStudy( Vertex_1, "Vertex_1" )
geompy.addToStudy( Vertex_2, "Vertex_2" )
geompy.addToStudy( Vertex_3, "Vertex_3" )
geompy.addToStudy( Vertex_4, "Vertex_4" )
geompy.addToStudy( Quadrangle_Face_1, "Quadrangle Face_1" )
geompy.addToStudyInFather( Quadrangle_Face_1, Edge_2, "Edge_2" )
# Set the Geometry for meshing
Mesh_1 = smesh.Mesh(Quadrangle_Face_1)
# Create Quadrangle parameters and
# define the Type as Quadrangle Preference
Quadrangle_Parameters_1 = smesh.CreateHypothesis('QuadrangleParams')
Quadrangle_Parameters_1.SetQuadType( StdMeshers.QUAD_QUADRANGLE_PREF )
# Define other hypotheses and algorithms
Regular_1D = Mesh_1.Segment()
Nb_Segments_1 = Regular_1D.NumberOfSegments(4)
Nb_Segments_1.SetDistrType( 0 )
status = Mesh_1.AddHypothesis(Quadrangle_Parameters_1)
Quadrangle_2D = Mesh_1.Quadrangle()
# Define submesh on one edge to provide different number of segments
Regular_1D_1 = Mesh_1.Segment(geom=Edge_2)
Nb_Segments_2 = Regular_1D_1.NumberOfSegments(10)
Nb_Segments_2.SetDistrType( 0 )
SubMesh_1 = Regular_1D_1.GetSubMesh()
# Compute mesh (with Quadrangle Preference type)
isDone = Mesh_1.Compute()
# Change type to Reduced and compute again
Quadrangle_Parameters_1.SetQuadType( StdMeshers.QUAD_REDUCED )
isDone = Mesh_1.Compute()