diff options
| author | Andreas <v.andreas.1@web.de> | 2021-11-19 19:32:29 +0100 |
|---|---|---|
| committer | Kaalleen <reni@allenka.de> | 2022-05-04 18:59:11 +0200 |
| commit | e15bce1401af8b80a72aa528714e5667edbd9429 (patch) | |
| tree | 4a7f24f657e8f5a00580e44bb8c74f4b0b60d16d /lib/stitches/fill.py | |
| parent | 3caaae693893354ff10472044116e623e219e633 (diff) | |
minor changes
Diffstat (limited to 'lib/stitches/fill.py')
| -rw-r--r-- | lib/stitches/fill.py | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/lib/stitches/fill.py b/lib/stitches/fill.py index 55ce09a4..01bfdc20 100644 --- a/lib/stitches/fill.py +++ b/lib/stitches/fill.py @@ -113,6 +113,19 @@ def extend_line(line, minx, maxx, miny, maxy): line.coords[1:-1]+[new_ending_point.as_tuple()]) +def repair_multiple_parallel_offset_curves(multi_line): + lines = linemerge(multi_line) + lines = list(multi_line.geoms) + max_length = -1 + max_length_idx = -1 + for idx, subline in enumerate(lines): + if subline.length > max_length: + max_length = subline.length + max_length_idx = idx + # need simplify to avoid doubled points caused by linemerge + return lines[max_length_idx].simplify(0.01, False) + + def intersect_region_with_grating_line(shape, line, row_spacing, end_row_spacing=None, flip=False): row_spacing = abs(row_spacing) @@ -141,17 +154,12 @@ def intersect_region_with_grating_line(shape, line, row_spacing, end_row_spacing rows.append(runs) else: rows.insert(0, runs) + # if len(runs) > 1: + # print("HIERRRR!") line_offsetted = line_offsetted.parallel_offset(row_spacing, 'left', 5) if line_offsetted.geom_type == 'MultiLineString': # if we got multiple lines take the longest - lines = linemerge(line_offsetted) - lines = list(line_offsetted.geoms) - max_length = -1 - max_length_idx = -1 - for idx, subline in enumerate(lines): - if subline.length > max_length: - max_length = subline.length - max_length_idx = idx - line_offsetted = lines[max_length_idx] + line_offsetted = repair_multiple_parallel_offset_curves( + line_offsetted) if row_spacing < 0: line_offsetted.coords = line_offsetted.coords[::-1] @@ -162,10 +170,15 @@ def intersect_region_with_grating_line(shape, line, row_spacing, end_row_spacing row_spacing = -row_spacing # print("Set to right") line_offsetted = line.parallel_offset(row_spacing, 'left', 5) + if line_offsetted.geom_type == 'MultiLineString': # if we got multiple lines take the longest + line_offsetted = repair_multiple_parallel_offset_curves( + line_offsetted) # using negative row spacing leads as a side effect to reversed offsetted lines - here we undo this line_offsetted.coords = line_offsetted.coords[::-1] line_offsetted = line_offsetted.simplify(0.01, False) res = line_offsetted.intersection(shape) + # if res.geom_type != 'LineString': + # print("HIER!!") return rows |