mirror of
https://github.com/gumyr/build123d.git
synced 2025-12-06 02:30:55 -08:00
b767b78a69
Also added documentation for the new facility as well as a nascent CONTRIBUTING.md to collect pointers to the tools used by developers of this project.
34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
"""
|
|
|
|
name: packed_boxes.py
|
|
by: fischman
|
|
date: November 9th 2023
|
|
|
|
desc: Demo packing a bunch of boxes in 2D.
|
|
|
|
"""
|
|
import functools
|
|
import operator
|
|
import random
|
|
import build123d as bd
|
|
|
|
random.seed(123456)
|
|
test_boxes = [bd.Box(random.randint(1, 20), random.randint(1, 20), random.randint(1, 5))
|
|
for _ in range(50)]
|
|
packed = bd.pack(test_boxes, 3)
|
|
|
|
# Lifted from https://build123d.readthedocs.io/en/latest/import_export.html#d-to-2d-projection
|
|
def export_svg(parts, name):
|
|
part = functools.reduce(operator.add, parts, bd.Part())
|
|
view_port_origin=(0, 0, 150)
|
|
visible, hidden = part.project_to_viewport(view_port_origin)
|
|
max_dimension = max(*bd.Compound(children=visible + hidden).bounding_box().size)
|
|
exporter = bd.ExportSVG(scale=100 / max_dimension)
|
|
exporter.add_layer("Visible")
|
|
exporter.add_layer("Hidden", line_color=(99, 99, 99), line_type=bd.LineType.ISO_DOT)
|
|
exporter.add_shape(visible, layer="Visible")
|
|
exporter.add_shape(hidden, layer="Hidden")
|
|
exporter.write(f"../docs/assets/{name}.svg")
|
|
|
|
export_svg(test_boxes, "packed_boxes_input")
|
|
export_svg(packed, "packed_boxes_output")
|