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Tweaked examples.

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Revar Desmera 2019-01-30 21:07:04 -08:00
parent 2d83632490
commit 497ddb15ae
2 changed files with 4 additions and 1 deletions
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2
shapes.scad
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@ -346,7 +346,7 @@ module pyramid(n=4, h=1, l=1, r=undef, d=undef, circum=false)
// d = diameter of the prism. (optional)
// circum = prism circumscribes the circle of the given radius or diam.
// Example:
// prism(n=6, h=3, d=4, circum=true);
// prism(n=8, h=3, d=4, circum=true);
module prism(n=3, h=1, l=1, r=undef, d=undef, circum=false, center=false)
{
cm = circum? 1/cos(180/n) : 1.0;

3
transforms.scad
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@ -514,6 +514,7 @@ module arc_of(
// rot = if true, rotate each copy of children with respect to the center of the ring.
// Example:
// xring(n=3, r=10, sa=270) yspread(10) yrot(120) cylinder(h=10, d=1, center=false);
// xring(n=6, r=20) cylinder(d1=6, d2=0.01, h=6, center=true);
module xring(n=2,r=0,sa=0,rot=true) {if (n>0) for (i=[0:n-1]) {a=i*360/n; xrot(a+sa) back(r) xrot((rot?0:-a)-sa) children();}}
@ -527,6 +528,7 @@ module xring(n=2,r=0,sa=0,rot=true) {if (n>0) for (i=[0:n-1]) {a=i*360/n; xrot(a
// rot = if true, rotate each copy of children with respect to the center of the ring.
// Example:
// yring(n=3, r=10, sa=270) xspread(10) xrot(-120) cylinder(h=10, d=1, center=false);
// yring(n=6, r=20) cylinder(d1=6, d2=0.01, h=6, center=true);
module yring(n=2,r=0,sa=0,rot=true) {if (n>0) for (i=[0:n-1]) {a=i*360/n; yrot(a-sa) right(r) yrot((rot?0:-a)+sa) children();}}
@ -540,6 +542,7 @@ module yring(n=2,r=0,sa=0,rot=true) {if (n>0) for (i=[0:n-1]) {a=i*360/n; yrot(a
// rot = if true, rotate each copy of children with respect to the center of the ring.
// Example:
// zring(n=3, r=10, sa=90) xspread(10) xrot(30) cylinder(h=10, d=1, center=false);
// zring(n=6, r=20) xrot(-90) cylinder(d1=6, d2=0.01, h=6, center=true);
module zring(n=2,r=0,sa=0,rot=true) {if (n>0) for (i=[0:n-1]) {a=i*360/n; zrot(a+sa) right(r) zrot((rot?0:-a)-sa) children();}}