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fixed begin > end of [begin:end] problem

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Justin Lin
2017-05-22 17:22:44 +08:00
parent 29762e878a
commit 0aedfca43c
1 changed files with 2 additions and 2 deletions
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src/arc.scad
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@@ -46,11 +46,11 @@ module arc(radius, angle, width, width_mode = "LINE_CROSS") {
points = concat( points = concat(
// outer arc path // outer arc path
[__ra_to_xy(edge_r_begin(r_outer, angles[0]), angles[0])], [__ra_to_xy(edge_r_begin(r_outer, angles[0]), angles[0])],
[for(i = [m:n]) __ra_to_xy(r_outer, a_step * i)], m > n ? [] : [for(i = [m:n]) __ra_to_xy(r_outer, a_step * i)],
[__ra_to_xy(edge_r_end(r_outer, angles[1]), angles[1])], [__ra_to_xy(edge_r_end(r_outer, angles[1]), angles[1])],
// inner arc path // inner arc path
[__ra_to_xy(edge_r_end(r_inner, angles[1]), angles[1])], [__ra_to_xy(edge_r_end(r_inner, angles[1]), angles[1])],
[ m > n ? [] : [
for(i = [m:n]) for(i = [m:n])
let(idx = (n + (m - i))) let(idx = (n + (m - i)))
__ra_to_xy(r_inner, a_step * idx) __ra_to_xy(r_inner, a_step * idx)