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Guard various linear_extrude()s for height=0

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Garth Minette
2020-11-29 20:23:03 -08:00
parent fa0281f246
commit 0399cd085c
6 changed files with 45 additions and 27 deletions
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14
paths.scad
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@@ -779,12 +779,14 @@ module modulated_circle(r, sines=[10], d)
// extrude_from_to([0,0,0], [10,20,30], convexity=4, twist=360, scale=3.0, slices=40) {
// xcopies(3) circle(3, $fn=32);
// }
module extrude_from_to(pt1, pt2, convexity=undef, twist=undef, scale=undef, slices=undef) {
module extrude_from_to(pt1, pt2, convexity, twist, scale, slices) {
rtp = xyz_to_spherical(pt2-pt1);
translate(pt1) {
rotate([0, rtp[2], rtp[1]]) {
linear_extrude(height=rtp[0], convexity=convexity, center=false, slices=slices, twist=twist, scale=scale) {
children();
if (rtp[0] > 0) {
linear_extrude(height=rtp[0], convexity=convexity, center=false, slices=slices, twist=twist, scale=scale) {
children();
}
}
}
}
@@ -895,8 +897,10 @@ module path_extrude(path, convexity=10, clipsize=100) {
translate(pt1) {
Qrot(q) {
down(clipsize/2/2) {
linear_extrude(height=dist+clipsize/2, convexity=convexity) {
children();
if ((dist+clipsize/2) > 0) {
linear_extrude(height=dist+clipsize/2, convexity=convexity) {
children();
}
}
}
}