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| author | Kaalleen <36401965+kaalleen@users.noreply.github.com> | 2024-08-18 20:05:37 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-08-18 20:05:37 +0200 |
| commit | 7cf952dce27173c918340a839694802f332ae26a (patch) | |
| tree | 3f5ec23ba29bedc403c39bb035acefe73ecad6d3 /lib/stitches/auto_fill.py | |
| parent | 8591f81ecbf82bcd3538d81cefb5a5b5d5080c5c (diff) | |
fill: ensure polygon in pull comp adjusted shape (#3143)
Diffstat (limited to 'lib/stitches/auto_fill.py')
| -rw-r--r-- | lib/stitches/auto_fill.py | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/lib/stitches/auto_fill.py b/lib/stitches/auto_fill.py index 4800c994..067b0bcf 100644 --- a/lib/stitches/auto_fill.py +++ b/lib/stitches/auto_fill.py @@ -21,7 +21,7 @@ from ..svg import PIXELS_PER_MM from ..utils import cache from ..utils.clamp_path import clamp_path_to_polygon from ..utils.geometry import Point as InkstitchPoint -from ..utils.geometry import (ensure_multi_line_string, +from ..utils.geometry import (ensure_multi_line_string, ensure_polygon, line_string_to_point_list, offset_points) from ..utils.list import is_all_zeroes from ..utils.prng import join_args @@ -139,18 +139,13 @@ def adjust_shape_for_pull_compensation(shape, angle, row_spacing, pull_compensat buffer_amount = row_spacing/2 + 0.01 buffered_lines = [line.buffer(buffer_amount) for line in lines] - polygon = unary_union(buffered_lines) + polygon = ensure_polygon(unary_union(buffered_lines)) exterior = smooth_path(polygon.exterior.coords, 0.2) min_hole_area = row_spacing ** 2 interiors = [smooth_path(interior.coords) for interior in polygon.interiors if shgeo.Polygon(interior).area > min_hole_area] shape = make_valid(shgeo.Polygon(exterior, interiors)) - if shape.geom_type == 'MultiPolygon': - # the shape is somehow messed up - # rescue it by just using the first geometry - shape = list(shape.geoms) - shape.sort(key=lambda polygon: polygon.area, reverse=True) - shape = shape[0] + shape = ensure_polygon(shape) return shape |