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# Copyright (c) 2018-2022 Manfred Moitzi
# License: MIT License
import pathlib
from time import perf_counter
import ezdxf
from ezdxf.addons import SierpinskyPyramid
CWD = pathlib.Path("~/Desktop/Outbox").expanduser()
if not CWD.exists():
CWD = pathlib.Path(".")
# ------------------------------------------------------------------------------
# This example creates some Sierpinski pyramids.
#
# docs: https://ezdxf.mozman.at/docs/addons/forms.html
# ------------------------------------------------------------------------------
def write(filename, pyramids, merge=False):
doc = ezdxf.new("R2000")
doc.set_modelspace_vport(3)
pyramids.render(doc.modelspace(), merge=merge)
doc.saveas(filename)
def main(filename, level, sides=3, merge=False):
t0 = perf_counter()
pyramids = SierpinskyPyramid(level=level, sides=sides)
t1 = perf_counter()
print(f"Build sierpinski pyramid {sides} in {t1 - t0:.5f}s.")
try:
write(filename, pyramids, merge=merge)
except IOError as e:
print(f'ERROR: can not write "{e.filename}": {e.strerror}')
else:
print(f'Saved as "{filename}"')
if __name__ == "__main__":
main(CWD / "sierpinski_pyramid_3.dxf", level=4, sides=3)
main(CWD / "sierpinski_pyramid_4.dxf", level=4, sides=4, merge=True)
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