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Renamed orient_and_anchor() to attachable() and refactored arguments and internals.

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Revar Desmera
2020-02-29 13:16:15 -08:00
parent 5d1865dc77
commit 6651e1be42
25 changed files with 720 additions and 335 deletions
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38
primitives.scad
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@@ -43,24 +43,36 @@
// path = square([40,30], chamfer=5, anchor=FRONT, spin=30);
// stroke(path, closed=true);
// place_copies(path) color("blue") circle(d=2,$fn=8);
module square(size=1, rounding=0, chamfer=0, center, anchor=FRONT+LEFT, spin=0) {
module square(size=1, rounding=0, chamfer=0, center, anchor, spin=0) {
size = is_num(size)? [size,size] : point2d(size);
pts = square(size=size, rounding=rounding, center=false, chamfer=chamfer);
orient_and_anchor(point3d(size), UP, anchor, spin=spin, center=center, noncentered=FRONT+LEFT, two_d=true, chain=true) {
anchor = get_anchor(anchor, center, FRONT+LEFT, FRONT+LEFT);
pts = square(size=size, rounding=rounding, chamfer=chamfer, center=false);
attachable(anchor,spin, two_d=true, size=size) {
translate(-size/2) polygon(pts);
children();
}
}
function square(size=1, rounding=0, chamfer=0, center, anchor=FRONT+LEFT, spin=0) =
function square(size=1, rounding=0, chamfer=0, center, anchor, spin=0) =
assert(is_num(size) || is_vector(size))
assert(is_num(chamfer) || len(chamfer)==4)
assert(is_num(rounding) || len(rounding)==4)
let(
size = is_num(size)? [size,size] : point2d(size),
anchor = get_anchor(anchor, center, FRONT+LEFT, FRONT+LEFT)
)
(rounding==0 && chamfer==0)? let(
path = [
[ size.x/2, -size.y/2],
[-size.x/2, -size.y/2],
[-size.x/2, size.y/2],
[ size.x/2, size.y/2]
]
) rot(spin, p=move(-vmul(anchor,size/2), p=path)) :
let(
chamfer = is_list(chamfer)? chamfer : [for (i=[0:3]) chamfer],
rounding = is_list(rounding)? rounding : [for (i=[0:3]) rounding],
anchor = center==true? CENTER : center==false? FRONT+LEFT : anchor,
size = is_num(size)? [size,size] : point2d(size),
quadorder = [3,2,1,0],
quadpos = [[1,1],[-1,1],[-1,-1],[1,-1]],
insets = [for (i=[0:3]) chamfer[i]>0? chamfer[i] : rounding[i]>0? rounding[i] : 0],
@@ -116,7 +128,7 @@ module circle(r, d, realign=false, circum=false, anchor=CENTER, spin=0) {
sides = segs(r);
rr = circum? r/cos(180/sides) : r;
pts = circle(r=rr, realign=realign, $fn=sides);
orient_and_anchor([2*rr,2*rr,0], UP, anchor, spin=spin, geometry="cylinder", two_d=true, chain=true) {
attachable(anchor,spin, two_d=true, r=rr) {
polygon(pts);
children();
}
@@ -162,10 +174,11 @@ function circle(r, d, realign=false, circum=false, anchor=CENTER, spin=0) =
// cube([20,40,50], anchor=BOTTOM+FRONT, spin=30, orient=FWD);
// Example: Standard Connectors.
// cube(40, center=true) show_anchors();
module cube(size=1, center, anchor=ALLNEG, spin=0, orient=UP)
module cube(size=1, center, anchor, spin=0, orient=UP)
{
size = scalar_vec3(size);
orient_and_anchor(size, orient, anchor, center, spin=spin, noncentered=ALLNEG, chain=true) {
anchor = get_anchor(anchor, center, ALLNEG, ALLNEG);
attachable(anchor,spin,orient, size=size) {
linear_extrude(height=size.z, convexity=2, center=true) {
square([size.x, size.y], center=true);
}
@@ -214,8 +227,9 @@ module cube(size=1, center, anchor=ALLNEG, spin=0, orient=UP)
// cylinder(h=30, d=25) show_anchors();
// cylinder(h=30, d1=25, d2=10) show_anchors();
// }
module cylinder(h, r1, r2, center, l, r, d, d1, d2, anchor=BOTTOM, spin=0, orient=UP)
module cylinder(h, r1, r2, center, l, r, d, d1, d2, anchor, spin=0, orient=UP)
{
anchor = get_anchor(anchor, center, BOTTOM, BOTTOM);
r1 = get_radius(r1=r1, r=r, d1=d1, d=d, dflt=1);
r2 = get_radius(r1=r2, r=r, d1=d2, d=d, dflt=1);
l = first_defined([h, l, 1]);
@@ -223,7 +237,7 @@ module cylinder(h, r1, r2, center, l, r, d, d1, d2, anchor=BOTTOM, spin=0, orien
sides = segs(max(r1,r2));
size = [r1*2, r1*2, l];
path = [[0,hh],[r2,hh],[r1,-hh],[0,-hh]];
orient_and_anchor(size, orient, anchor, center, spin=spin, size2=[r2*2,r2*2], noncentered=BOTTOM, geometry="cylinder", chain=true) {
attachable(anchor,spin,orient, r1=r1, r2=r2, l=l) {
rotate_extrude(convexity=2, $fn=sides) {
polygon(path);
}
@@ -262,7 +276,7 @@ module sphere(r, d, anchor=CENTER, spin=0, orient=UP)
r = get_radius(r=r, d=d, dflt=1);
sides = segs(r);
size = [r*2, r*2, r*2];
orient_and_anchor(size, orient, anchor, spin=spin, geometry="sphere", chain=true) {
attachable(anchor,spin,orient, r=r) {
rotate_extrude(convexity=2) {
difference() {
circle(r=r, $fn=sides);