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sfc/slicer.py: fix generation of intermediate layers

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Werner Almesberger 2015-01-19 03:33:04 -03:00
parent 385bd601a6
commit ed0129df1e
1 changed files with 4 additions and 4 deletions
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sfc/slicer.py
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@ -213,13 +213,13 @@ if height is not None and height < 0 and z_levels[-1] > height:
for next_z in z_levels: for next_z in z_levels:
wires = shape.slice(Base.Vector(0, 0, 1), next_z + epsilon) wires = shape.slice(Base.Vector(0, 0, 1), next_z + epsilon)
if z_step is None or last_z is None or last_z + z_step >= next_z: if z_step is None or last_z is None or last_z - z_step <= next_z:
dump_level(wires, next_z + z_off) dump_level(wires, next_z + z_off)
else: else:
d = next_z - last_z d = last_z - next_z
n = (d // z_step) + 1 n = int(d // z_step) + 1
for i in range(0, n): for i in range(0, n):
dump_level(wires, last_z + (i + 1) * (d / n) + z_off) dump_level(wires, last_z - (i + 1) * (d / n) + z_off)
last_z = next_z last_z = next_z
# #