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# Copyright (c) 2020-2022, Manfred Moitzi
# License: MIT License
import pathlib
import ezdxf
from ezdxf import colors
from ezdxf.gfxattribs import GfxAttribs
from ezdxf.render import forms
CWD = pathlib.Path("~/Desktop/Outbox").expanduser()
if not CWD.exists():
CWD = pathlib.Path(".")
# ------------------------------------------------------------------------------
# This example shows how to use MeshTransformer class.
#
# docs: https://ezdxf.mozman.at/docs/render/mesh.html#meshtransformer
# ------------------------------------------------------------------------------
def main():
# cube and cylinder are MeshTransformer instances:
cube = forms.cube().scale_uniform(10).subdivide(2)
cylinder = forms.cylinder(12, radius=5, top_center=(0, 0, 10)).translate(
0, 20
)
doc = ezdxf.new()
msp = doc.modelspace()
red = GfxAttribs(color=colors.RED)
green = GfxAttribs(color=colors.GREEN)
blue = GfxAttribs(color=colors.BLUE)
# render the cube as MESH entity:
cube.render_mesh(msp, dxfattribs=red)
# translate the cube:
cube.translate(20)
# render the cube as POLYFACE entity, a POLYLINE entity in reality:
cube.render_polyface(msp, dxfattribs=green)
# translate the cube:
cube.translate(20)
# render the cube as 3DFACE entities:
cube.render_3dfaces(msp, dxfattribs=blue)
# render the cylinder as MESH entity:
cylinder.render_mesh(msp, dxfattribs=red)
# translate the cylinder:
cylinder.translate(20)
# render the cylinder as POLYFACE entity, a POLYLINE entity in reality:
cylinder.render_polyface(msp, dxfattribs=green)
# translate the cylinder:
cylinder.translate(20)
# render the cube as 3DFACE entities:
cylinder.render_3dfaces(msp, dxfattribs=blue)
doc.set_modelspace_vport(30, center=(30, 20))
doc.saveas(CWD / "meshes.dxf")
if __name__ == "__main__":
main()
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