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Examples fixes for joiners, hingesnaps, projection_on_plane()

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Garth Minette 2021-01-05 22:07:40 -08:00
parent 7b9fd862ea
commit 3b4f3d3f0e
4 changed files with 46 additions and 44 deletions
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5
geometry.scad
View file

@ -1006,12 +1006,13 @@ function plane_transform(plane) =
// plane = The `[A,B,C,D]` plane definition where `Ax+By+Cz=D` is the formula of the plane.
// points = List of points to project
// Example(3D,FlatSpin):
// points = move([10,20,30], p=yrot(25, p=path3d(circle(d=100, $fn=36))));
// plane = plane_from_normal([1,0,1]);
// proj = projection_on_plane(plane,points);
// color("red") move_copies(points) sphere(d=2,$fn=12);
// color("blue") move_copies(proj) sphere(d=2,$fn=12);
// rot(from=UP,to=plane_normal(plane)) {
// left(10) {
// move(centroid(proj)) {
// rot(from=UP,to=plane_normal(plane)) {
// anchor_arrow(30);
// %cube([120,150,0.1],center=true);
// }

13
hingesnaps.scad
View file

@ -128,10 +128,8 @@ module snap_socket(thick, snaplen=5, snapdiam=5, layerheight=0.2, foldangle=90,
// apply_folding_hinges_and_snaps(
// thick=3, foldangle=54.74,
// hinges=[
// for (a=[0,120,240]) each [
// [100, rot(a,p=[ size/4, 0 ]), a+90],
// [100, rot(a,p=[-size/2,-size/2.33]), a+90],
// [100, rot(a,p=[-size/2, size/2.33]), a+90]
// for (a=[0,120,240], b=[-size/2,size/4]) each [
// [200, polar_to_xy(b,a), a+90]
// ]
// ],
// snaps=[
@ -147,10 +145,11 @@ module snap_socket(thick, snaplen=5, snapdiam=5, layerheight=0.2, foldangle=90,
// ]
// ]
// ) {
// $fn=3;
// difference() {
// cylinder(r=size-1, h=3, spin=180, $fn=3);
// down(0.01) cylinder(r=size/4, h=3.1, spin=0, $fn=3);
// down(0.01) for (a=[0:120:359.9]) zrot(a) right(size/2) cylinder(r=size/4, h=3.1, spin=180, $fn=3);
// cylinder(r=size-1, h=3);
// down(0.01) cylinder(r=size/4.5, h=3.1, spin=180);
// down(0.01) for (a=[0:120:359.9]) zrot(a) right(size/2) cylinder(r=size/4.5, h=3.1);
// }
// }
module apply_folding_hinges_and_snaps(thick, foldangle=90, hinges=[], snaps=[], sockets=[], snaplen=5, snapdiam=5, hingegap=undef, layerheight=0.2)

70
joiners.scad
View file

@ -28,7 +28,7 @@ include <rounding.scad>
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// Example:
// half_joiner_clear(spin=-90);
// half_joiner_clear();
module half_joiner_clear(h=20, w=10, a=30, clearance=0, overlap=0.01, anchor=CENTER, spin=0, orient=UP)
{
dmnd_height = h*1.0;
@ -74,8 +74,9 @@ module half_joiner_clear(h=20, w=10, a=30, clearance=0, overlap=0.01, anchor=CEN
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// $slop = Printer specific slop value to make parts fit more closely.
// Example:
// half_joiner(screwsize=3, spin=-90);
// Examples(FlatSpin):
// half_joiner(screwsize=3);
// half_joiner(h=20,w=10,l=10);
module half_joiner(h=20, w=10, l=10, a=30, screwsize=undef, guides=true, anchor=CENTER, spin=0, orient=UP)
{
dmnd_height = h*1.0;
@ -133,7 +134,6 @@ module half_joiner(h=20, w=10, l=10, a=30, screwsize=undef, guides=true, anchor=
children();
}
}
//half_joiner(screwsize=3);
@ -152,8 +152,9 @@ module half_joiner(h=20, w=10, l=10, a=30, screwsize=undef, guides=true, anchor=
// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#anchor). Default: `CENTER`
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// Example:
// half_joiner2(screwsize=3, spin=-90);
// Examples(FlatSpin):
// half_joiner2(screwsize=3);
// half_joiner2(h=20,w=10,l=10);
module half_joiner2(h=20, w=10, l=10, a=30, screwsize=undef, guides=true, anchor=CENTER, spin=0, orient=UP)
{
dmnd_height = h*1.0;
@ -201,7 +202,7 @@ module half_joiner2(h=20, w=10, l=10, a=30, screwsize=undef, guides=true, anchor
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// Example:
// joiner_clear(spin=-90);
// joiner_clear();
module joiner_clear(h=40, w=10, a=30, clearance=0, overlap=0.01, anchor=CENTER, spin=0, orient=UP)
{
dmnd_height = h*0.5;
@ -236,9 +237,9 @@ module joiner_clear(h=40, w=10, a=30, clearance=0, overlap=0.01, anchor=CENTER,
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// $slop = Printer specific slop value to make parts fit more closely.
// Examples:
// joiner(screwsize=3, spin=-90);
// joiner(w=10, l=10, h=40, spin=-90) cuboid([10, 10*2, 40], anchor=RIGHT);
// Examples(FlatSpin):
// joiner(screwsize=3);
// joiner(w=10, l=10, h=40);
module joiner(h=40, w=10, l=10, a=30, screwsize=undef, guides=true, anchor=CENTER, spin=0, orient=UP)
{
attachable(anchor,spin,orient, size=[w, 2*l, h]) {
@ -310,12 +311,12 @@ module joiner_pair_clear(spacing=100, h=40, w=10, a=30, n=2, clearance=0, overla
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// $slop = Printer specific slop value to make parts fit more closely.
// Example(FlatSpin):
// joiner_pair(spacing=50, l=10);
// Examples:
// joiner_pair(spacing=50, l=10, spin=-90) cuboid([10, 50+10-0.1, 40], anchor=RIGHT);
// joiner_pair(spacing=50, l=10, n=2, spin=-90);
// joiner_pair(spacing=50, l=10, n=3, alternate=false, spin=-90);
// joiner_pair(spacing=50, l=10, n=3, alternate=true, spin=-90);
// joiner_pair(spacing=50, l=10, n=3, alternate="alt", spin=-90);
// joiner_pair(spacing=50, l=10, n=3, alternate=false);
// joiner_pair(spacing=50, l=10, n=3, alternate=true);
// joiner_pair(spacing=50, l=10, n=3, alternate="alt");
module joiner_pair(spacing=100, h=40, w=10, l=10, a=30, n=2, alternate=true, screwsize=undef, guides=true, anchor=CENTER, spin=0, orient=UP)
{
attachable(anchor,spin,orient, size=[spacing+w, 2*l, h]) {
@ -385,19 +386,19 @@ module joiner_quad_clear(xspacing=undef, yspacing=undef, spacing1=undef, spacing
// l = Length of the backing to the joiners.
// a = Overhang angle of the joiners.
// n = Number of joiners in a row. Default: 2
// alternate = If true (default), each joiner alternates it's orientation. If alternate is "alt", do opposite alternating orientations.
// alternate = If true (default), joiners on each side alternate orientations. If alternate is "alt", do opposite alternating orientations.
// screwsize = Diameter of screwhole.
// guides = If true, create sliding alignment guides.
// $slop = Printer specific slop value to make parts fit more closely.
// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#anchor). Default: `CENTER`
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#spin). Default: `0`
// orient = Vector to rotate top towards, after spin. See [orient](attachments.scad#orient). Default: `UP`
// Example(FlatSpin):
// joiner_quad(spacing1=50, spacing2=50, l=10);
// Examples:
// joiner_quad(spacing1=50, spacing2=50, l=10, spin=-90) cuboid([50, 50+10-0.1, 40]);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=2, spin=-90);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate=false, spin=-90);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate=true, spin=-90);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate="alt", spin=-90);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate=false);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate=true);
// joiner_quad(spacing1=50, spacing2=50, l=10, n=3, alternate="alt");
module joiner_quad(spacing1=undef, spacing2=undef, xspacing=undef, yspacing=undef, h=40, w=10, l=10, a=30, n=2, alternate=true, screwsize=undef, guides=true, anchor=CENTER, spin=0, orient=UP)
{
spacing1 = first_defined([spacing1, xspacing, 100]);
@ -405,7 +406,7 @@ module joiner_quad(spacing1=undef, spacing2=undef, xspacing=undef, yspacing=unde
attachable(anchor,spin,orient, size=[w+spacing1, spacing2, h]) {
zrot_copies(n=2) {
back(spacing2/2) {
joiner_pair(spacing=spacing1, n=n, h=h, w=w, l=l, a=a, screwsize=screwsize, guides=guides);
joiner_pair(spacing=spacing1, n=n, h=h, w=w, l=l, a=a, screwsize=screwsize, guides=guides, alternate=alternate);
}
}
children();
@ -430,6 +431,7 @@ module joiner_quad(spacing1=undef, spacing2=undef, xspacing=undef, yspacing=unde
// with male dovetails oriented UP and female ones DOWN.
//
// Arguments:
// gender = A string, "male" or "female", to specify the gender of the dovetail.
// l / length = Length of the dovetail (amount the joint slides during assembly)
// h / height = Height of the dovetail
// w / width = Width (at the wider, top end) of the dovetail before tapering
@ -442,11 +444,11 @@ module joiner_quad(spacing1=undef, spacing2=undef, xspacing=undef, yspacing=unde
// round = true to round both corners of the dovetail and give it a puzzle piece look. Default: false.
// extra = amount of extra length and base extension added to dovetails for unions and differences. Default: 0.01
// Example: Ordinary straight dovetail, male version (sticking up) and female version (below the xy plane)
// dovetail("male", length=30, width=15, height=8);
// right(20) dovetail("female", length=30, width=15, height=8);
// dovetail("male", l=30, w=15, h=8);
// right(20) dovetail("female", l=30, w=15, h=8);
// Example: Adding a 6 degree taper (Such a big taper is usually not necessary, but easier to see for the example.)
// dovetail("male", length=30, width=15, height=8, taper=6);
// right(20) dovetail("female", length=30, width=15, height=8, taper=6);
// dovetail("male", l=30, w=15, h=8, taper=6);
// right(20) dovetail("female", l=30, w=15, h=8, taper=6);
// Example: A block that can link to itself
// diff("remove")
// cuboid([50,30,10]){
@ -467,16 +469,16 @@ module joiner_quad(spacing1=undef, spacing2=undef, xspacing=undef, yspacing=unde
// }
// Example: Rounding the outside corners is another option
// diff("remove")
// cuboid([50,30,10]){
// attach(BACK) dovetail("male", length=10, width=15, height=8,radius=1,$fn=32);
// attach(FRONT) dovetail("female", length=10, width=15, height=8,radius=1,$tags="remove",$fn=32);
// }
// cuboid([50,30,10]) {
// attach(BACK) dovetail("male", length=10, width=15, height=8, radius=1, $fn=32);
// attach(FRONT, overlap=-0.1) dovetail("female", length=10, width=15, height=8, radius=1, $tags="remove", $fn=32);
// }
// Example: Or you can make a fully rounded joint
// $fn=32;
// diff("remove")
// cuboid([50,30,10]){
// cuboid([50,30,10]){
// attach(BACK) dovetail("male", length=10, width=15, height=8,radius=1.5, round=true);
// attach(FRONT) dovetail("female", length=10, width=15, height=8,radius=1.5, round=true, $tags="remove");
// attach(FRONT,overlap=-0.1) dovetail("female", length=10, width=15, height=8,radius=1.5, round=true, $tags="remove");
// }
// Example: With a long joint like this, a taper makes the joint easy to assemble. It will go together easily and wedge tightly if you get the tolerances right. Specifying the taper with `back_width` may be easier than using a taper angle.
// cuboid([50,30,10])
@ -517,7 +519,7 @@ module dovetail(gender, length, l, width, w, height, h, angle, slope, taper, bac
extra_slop = gender == "female" ? 2*$slop : 0;
width = w + extra_slop;
height = h + extra_slop;
back_width = back_width + extra_slop;
back_width = u_add(back_width, extra_slop);
front_offset = is_def(taper) ? -extra * tan(taper) :
is_def(back_width) ? extra * (back_width-width)/length/2 : 0;
@ -546,7 +548,7 @@ module dovetail(gender, length, l, width, w, height, h, angle, slope, taper, bac
is_def(back_width) ? (back_width-width) / 2 : 0;
bigend_points = move([offset,length+2*extra,0], p=smallend_points);
adjustment = gender == "male" ? -0.01 : 0.01; // Adjustment for default overlap in attach()
adjustment = $overlap * (gender == "male" ? -1 : 1); // Adjustment for default overlap in attach()
attachable(anchor,spin,orient, size=[width+2*offset, length, height]) {
down(height/2+adjustment) {

2
version.scad
View file

@ -6,7 +6,7 @@
//////////////////////////////////////////////////////////////////////
BOSL_VERSION = [2,0,516];
BOSL_VERSION = [2,0,517];
// Section: BOSL Library Version Functions