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authorjaseg <git@jaseg.de>2023-06-14 12:05:33 +0200
committerjaseg <git@jaseg.de>2023-06-14 12:05:33 +0200
commit0148db6249eee8721393344772040ead52666dd1 (patch)
treea958682a5610997919c4d526aee9c034ede04fc6 /coil_gen.py
parent5178eba26fea2b44996cd843a5fbf46597e1d630 (diff)
downloadgerbonara-0148db6249eee8721393344772040ead52666dd1.tar.gz
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Beautiful spirals!
Diffstat (limited to 'coil_gen.py')
-rw-r--r--coil_gen.py18
1 files changed, 16 insertions, 2 deletions
diff --git a/coil_gen.py b/coil_gen.py
index e0aecdb..16d3174 100644
--- a/coil_gen.py
+++ b/coil_gen.py
@@ -177,17 +177,31 @@ def generate(infile, outfile, polygon, start_angle, windings, trace_width, clear
# spiral_points.append((cx + x1*r_pt, cy + y1*r_pt))
out = [spiral_points[0]]
- for pa, pb, pc in zip(spiral_points, spiral_points[1:], spiral_points[2:]):
+ ndrop = 0
+ for i, (pa, pb, pc) in enumerate(zip(spiral_points, spiral_points[1:], spiral_points[2:])):
xa, ya = pa
xb, yb = pb
xc, yc = pc
+ if ndrop:
+ ndrop -= 1
+ continue
angle = angle_between_vectors((xa-xb, ya-yb), (xc-xb, yc-yb))
if angle > pi:
- pass
+ ndrop += 1
+ for pd, pe in zip(spiral_points[i+2:], spiral_points[i+3:]):
+ xd, yd = pd
+ xe, ye = pe
+ angle = angle_between_vectors((xa-xb, ya-yb), (xe-xd, ye-yd))
+ if angle > pi:
+ ndrop += 1
+ else:
+ out.append(line_line_intersection((pa, pb), (pd, pe)))
+ break
else:
out.append(pb)
+ spiral_points = out
path_d = ' '.join([f'M {xy[0][0]} {xy[0][1]}', *[f'L {x} {y}' for x, y in xy[1:]], 'Z'])
path_d2 = ' '.join(f'M {cx} {cy} L {x} {y}' for x, y in xy)