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fix spin on wedge edges

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Adrian Mariano 2024-08-23 18:11:45 -04:00
parent de6d7a21d7
commit fa58f33e6d
1 changed files with 16 additions and 6 deletions
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shapes3d.scad
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@ -1147,10 +1147,15 @@ module wedge(size=[1, 1, 1], center, anchor, spin=0, orient=UP)
size = scalar_vec3(size);
anchor = get_anchor(anchor, center, -[1,1,1], -[1,1,1]);
vnf = wedge(size, anchor="origin");
spindir = unit([0,-size.y,size.z]);
hypot_dir = unit([0,size.z,size.y],UP);
left_dir = unit(hypot_dir+LEFT);
right_dir = unit(hypot_dir+RIGHT);
hedge_spin=vector_angle(spindir,rot(from=UP,to=left_dir, p=BACK));
anchors = [
named_anchor("hypot", CTR, unit([0,size.z,size.y],UP)),
named_anchor("hypot_left", [-size.x/2,0,0], unit(unit([0,size.z,size.y],UP)+LEFT)),
named_anchor("hypot_right", [size.x/2,0,0], unit(unit([0,size.z,size.y],UP)+RIGHT)),
named_anchor("hypot", CTR, hypot_dir, 180),
named_anchor("hypot_left", [-size.x/2,0,0], left_dir,-hedge_spin),
named_anchor("hypot_right", [size.x/2,0,0], right_dir,hedge_spin),
];
attachable(anchor,spin,orient, size=size, anchors=anchors) {
if (size.z > 0) {
@ -1174,10 +1179,15 @@ function wedge(size=[1,1,1], center, anchor, spin=0, orient=UP) =
[1,4,2], [2,4,5], [2,5,3], [0,2,3],
],
vnf = [scale(size/2,p=pts), faces],
spindir = unit([0,-size.y,size.z]),
hypot_dir = unit([0,size.z,size.y],UP),
left_dir = unit(hypot_dir+LEFT),
right_dir = unit(hypot_dir+RIGHT),
hedge_spin=vector_angle(spindir,rot(from=UP,to=left_dir, p=BACK)),
anchors = [
named_anchor("hypot", CTR, unit([0,size.z,size.y],UP)),
named_anchor("hypot_left", [-size.x/2,0,0], unit(unit([0,size.z,size.y],UP)+LEFT)),
named_anchor("hypot_right", [size.x/2,0,0], unit(unit([0,size.z,size.y],UP)+RIGHT)),
named_anchor("hypot", CTR, hypot_dir, 180),
named_anchor("hypot_left", [-size.x/2,0,0], left_dir,-hedge_spin),
named_anchor("hypot_right", [size.x/2,0,0], right_dir,hedge_spin),
]
)
reorient(anchor,spin,orient, size=size, anchors=anchors, p=vnf);