0020108: EDF 852 SMESH : Add examples in projection algorithm doc

Add Projection 1D sample
This commit is contained in:
eap 2009-08-27 13:55:31 +00:00
parent a04b947563
commit 526c49467f

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@ -417,6 +417,14 @@ geompy.addToStudyInFather( box, v2F1, "v2F1" )
geompy.addToStudyInFather( box, v1F2, "v1F2" ) geompy.addToStudyInFather( box, v1F2, "v1F2" )
geompy.addToStudyInFather( box, v2F2, "v2F2" ) geompy.addToStudyInFather( box, v2F2, "v2F2" )
# Make group of 3 edges of f1 and f2
edgesF1 = geompy.CreateGroup(f1, geompy.ShapeType["EDGE"])
geompy.UnionList( edgesF1, geompy.SubShapeAll(f1, geompy.ShapeType["EDGE"])[:3])
edgesF2 = geompy.CreateGroup(f2, geompy.ShapeType["EDGE"])
geompy.UnionList( edgesF2, geompy.SubShapeAll(f2, geompy.ShapeType["EDGE"])[:3])
geompy.addToStudyInFather( box, edgesF1, "edgesF1" )
geompy.addToStudyInFather( box, edgesF2, "edgesF2" )
# Make the source mesh with prisms # Make the source mesh with prisms
src_mesh = Mesh(box, "Source mesh") src_mesh = Mesh(box, "Source mesh")
@ -427,24 +435,30 @@ src_mesh.Triangle(f1) # triangular sumbesh
src_mesh.Compute() src_mesh.Compute()
# Mesh the box using 2D and 3D projection algoritms # Mesh the box using projection algoritms
# Define the same global 1D and 2D hypotheses # Define the same global 1D and 2D hypotheses
tgt_mesh = Mesh(box, "Target mesh") tgt_mesh = Mesh(box, "Target mesh")
tgt_mesh.Segment().NumberOfSegments(9,10,UseExisting=True) tgt_mesh.Segment().NumberOfSegments(9,10,UseExisting=True)
tgt_mesh.Quadrangle() tgt_mesh.Quadrangle()
# Define hypotheses to project triangles from f1 face of the source mesh to # Define Projection 1D algorithm to project 1d mesh elements from group edgesF2 to edgesF1
# It is actually not needed, just a demonstration
proj1D = tgt_mesh.Projection1D( edgesF1 )
# each vertex must be at the end of a connected group of edges (or a sole edge)
proj1D.SourceEdge( edgesF2, src_mesh, v2F1, v2F2 )
# Define 2D hypotheses to project triangles from f1 face of the source mesh to
# f2 face in the target mesh. Vertices specify how to associate sides of faces # f2 face in the target mesh. Vertices specify how to associate sides of faces
proj2D = tgt_mesh.Projection2D( f2 ) proj2D = tgt_mesh.Projection2D( f2 )
proj2D.SourceFace( f1, src_mesh, v1F1, v1F2, v2F1, v2F2 ) proj2D.SourceFace( f1, src_mesh, v1F1, v1F2, v2F1, v2F2 )
# Hypotheses to project triangles from f2 of target mesh to the face opposite to f2. # 2D hypotheses to project triangles from f2 of target mesh to the face opposite to f2.
# Association of face sides is default # Association of face sides is default
proj2D = tgt_mesh.Projection2D( f2opp ) proj2D = tgt_mesh.Projection2D( f2opp )
proj2D.SourceFace( f2 ) proj2D.SourceFace( f2 )
# Hypotheses to project prisms from the source to the target mesh # 3D hypotheses to project prisms from the source to the target mesh
proj3D = tgt_mesh.Projection3D() proj3D = tgt_mesh.Projection3D()
proj3D.SourceShape3D( box, src_mesh, v1F1, v1F2, v2F1, v2F2 ) proj3D.SourceShape3D( box, src_mesh, v1F1, v1F2, v2F1, v2F2 )
tgt_mesh.Compute() tgt_mesh.Compute()