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revert yBar changes, also WIP on side connectors and side wall

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This commit is contained in:
zhao
2023-01-21 23:03:49 -05:00
parent 75dbf032ef
commit 8e39e45514
8 changed files with 128 additions and 29 deletions
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15
helper/halfspace.scad
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@ -4,8 +4,17 @@ include <./math.scad>
include <./common.scad>
module halfspace(vpos, p) {
translate(p)
align(a=[0,0,-1], b=vpos)
translate(v=[0,0,-inf/2])
// TODO: clean up
ref = [0,0,-1];
if (cross(ref, vpos) == [0,0,0]) {
translate(p)
translate(v=[0,0, (ref*vpos) * -inf/2])
cube(size=[inf, inf, inf], center=true);
} else {
translate(p)
align(a=ref, b = vpos)
translate(v = [0, 0, -inf/2])
cube(size = [inf, inf, inf], center = true);
}
}

4
helper/math.scad
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@ -18,11 +18,11 @@ module align(a,b) {
echo("b", b);
rot_axis = cross(a,b);
if (rot_axis == 0) {
if (rot_axis == [0,0,0]) {
error("Can't align - provided vectors are parallel");
}
echo("rot_axis", rot_axis);
//echo("rot_axis", rot_axis);
angle = acos(a*b/(norm(a)*norm(b)));
echo("angle", angle)

14
helper/screws.scad
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@ -64,14 +64,16 @@ function screwRadiusSlacked(screwType) =
module counterSunkHead_N(screwType, screwExtension=0, headExtension=0) {
if (screwType == "m3") {
cylinder(r1=m3RadiusSlacked, r2=m3CounterSunkHeadRadius, h=m3CounterSunkHeadLength);
translate(v=[0,0,-m3CounterSunkHeadLength])
union() {
cylinder(r1 = m3RadiusSlacked, r2 = m3CounterSunkHeadRadius, h = m3CounterSunkHeadLength);
translate(v=[0,0,-screwExtension])
cylinder(r=m3RadiusSlacked, h=screwExtension);
translate(v=[0,0,m3CounterSunkHeadLength])
cylinder(r=m3CounterSunkHeadRadius, h=headExtension);
translate(v = [0, 0, -screwExtension])
cylinder(r = m3RadiusSlacked, h = screwExtension);
translate(v = [0, 0, m3CounterSunkHeadLength])
cylinder(r = m3CounterSunkHeadRadius, h = headExtension);
}
} else {
error("Unsupported screw type");
}