Exemplos de CGAL_Mesh_2.refine_Delaunay_mesh_2 em Python

Exemplo n.º 1

Arquivo: mesh_global.py Projeto: crf1111/CGAL_Tutorial

from CGAL.CGAL_Kernel import Point_2
from CGAL.CGAL_Mesh_2 import Mesh_2_Constrained_Delaunay_triangulation_2
from CGAL.CGAL_Mesh_2 import Delaunay_mesh_size_criteria_2
from CGAL import CGAL_Mesh_2


cdt=Mesh_2_Constrained_Delaunay_triangulation_2()

va = cdt.insert(Point_2(-4,0))
vb = cdt.insert(Point_2(0,-1))
vc = cdt.insert(Point_2(4,0))
vd = cdt.insert(Point_2(0,1))
cdt.insert(Point_2(2, 0.6))

cdt.insert_constraint(va, vb)
cdt.insert_constraint(vb, vc)
cdt.insert_constraint(vc, vd)
cdt.insert_constraint(vd, va)

print "Number of vertices: ", cdt.number_of_vertices()

print "Meshing the triangulation..."

CGAL_Mesh_2.refine_Delaunay_mesh_2(cdt,Delaunay_mesh_size_criteria_2(0.125, 0.5))

print "Number of vertices: ", cdt.number_of_vertices()

Exemplo n.º 2

Arquivo: mesh_global.py Projeto: hd1001/cgal-bindings

from __future__ import print_function
from CGAL.CGAL_Kernel import Point_2
from CGAL.CGAL_Mesh_2 import Mesh_2_Constrained_Delaunay_triangulation_2
from CGAL.CGAL_Mesh_2 import Delaunay_mesh_size_criteria_2
from CGAL import CGAL_Mesh_2

cdt = Mesh_2_Constrained_Delaunay_triangulation_2()

va = cdt.insert(Point_2(-4, 0))
vb = cdt.insert(Point_2(0, -1))
vc = cdt.insert(Point_2(4, 0))
vd = cdt.insert(Point_2(0, 1))
cdt.insert(Point_2(2, 0.6))

cdt.insert_constraint(va, vb)
cdt.insert_constraint(vb, vc)
cdt.insert_constraint(vc, vd)
cdt.insert_constraint(vd, va)

print("Number of vertices: ", cdt.number_of_vertices())

print("Meshing the triangulation...")

CGAL_Mesh_2.refine_Delaunay_mesh_2(cdt,
                                   Delaunay_mesh_size_criteria_2(0.125, 0.5))

print("Number of vertices: ", cdt.number_of_vertices())