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38 lines
681 B
Python
38 lines
681 B
Python
from random import random, seed
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from ngsolve import Draw, Mesh
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import netgen
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from pyngcore import *
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from netgen.geom2d import *
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seed(4)
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g = CSG2d()
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outer = Rectangle((0, 0), (1, 1), "outer","outer")
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inner = Solid2d()
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for i in range(30):
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cx = random()
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cy = random()
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r = 0.03+0.05*random()
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print("Add Circle", i, cx, cy, r, flush = True)
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circle = Circle((cx, cy), r, "circle"+str(i), "circle"+str(i))
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inner += circle
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outer -= circle
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g.Add(inner)
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g.Add(outer)
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geo = g.GenerateSplineGeometry()
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m = geo.GenerateMesh(maxh=0.1)
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try:
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from ngsolve import Draw, Mesh
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Draw(geo)
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mesh = Mesh(m)
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mesh.Curve(3)
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Draw(mesh)
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except:
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pass
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