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78 lines
No EOL
1.7 KiB
Python
78 lines
No EOL
1.7 KiB
Python
"""
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name: pack_demo.py
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by: roman-dvorak <romandvorak@mlab.cz>
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date: June 3rd 2024
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desc:
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This example shows ability of pack function to pack objects.
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"""
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# [import]
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from build123d import *
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from ocp_vscode import *
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# [initial space]
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b1 = Box(100, 100, 100, align=(Align.CENTER, Align.CENTER, Align.MIN))
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b2 = Box(54, 54, 54, align=(Align.CENTER, Align.CENTER, Align.MAX), mode=Mode.SUBTRACT)
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b3 = Box(34, 34, 34, align=(Align.MIN, Align.MIN, Align.CENTER), mode=Mode.SUBTRACT)
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b4 = Box(24, 24, 24, align=(Align.MAX, Align.MAX, Align.CENTER), mode=Mode.SUBTRACT)
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# [Export SVG files]
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def write_svg(part, filename: str, view_port_origin=(-100, 100, 150)):
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"""Save an image of the BuildPart object as SVG"""
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visible, hidden = part.project_to_viewport(view_port_origin)
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max_dimension = max(*Compound(children=visible + hidden).bounding_box().size)
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exporter = ExportSVG(scale=100 / max_dimension)
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exporter.add_layer("Visible", line_weight=0.2)
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exporter.add_layer("Hidden", line_color=(99, 99, 99), line_type=LineType.ISO_DOT)
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exporter.add_shape(visible, layer="Visible")
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exporter.add_shape(hidden, layer="Hidden")
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exporter.write(f"assets/{filename}.svg")
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write_svg(
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Compound(
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[b1, b2, b3, b4,],
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"pack_demo_initial_state"
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),
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"pack_demo_initial_state.svg",
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(50, 0, 100),
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)
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# [pack 2D]
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xy_pack = pack(
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[b1, b2, b3, b4],
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padding=5,
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align_z=False
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)
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write_svg(Compound(xy_pack), "pack_demo_packed_xy.svg", (50, 0, 100))
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# [Pack and align_z]
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z_pack = pack(
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[b1, b2, b3, b4],
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padding=5,
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align_z=True
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)
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write_svg(Compound(z_pack), "pack_demo_packed_z.svg", (50, 0, 100))
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# [bounding box]
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print(Compound(xy_pack).bounding_box())
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print(Compound(z_pack).bounding_box()) |