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add hack to rotate support columm mid-points

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This commit is contained in:
Stewart Allen 2021-01-21 23:45:03 -05:00
commit be8e2054d4
2 changed files with 35 additions and 8 deletions
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36
src/kiri/worker.js
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@ -91,11 +91,43 @@ KIRI.worker = {
widget.mesh = null;
widget.points = null;
widget.loadVertices(widget.vertices);
// this super ugly hack injects fake support faces
// into the widget mesh so they can be rotated and extracted
let fv = Array.from(widget.vertices);
let fvl = fv.length;
let fixed = Object.values(settings.widget[widget.id].support || {});
for (let col of fixed) {
fv.push(col.x);
fv.push(col.y);
fv.push(col.z);
fv.push(col.x);
fv.push(col.y);
fv.push(col.z);
fv.push(col.x);
fv.push(col.y);
fv.push(col.z);
}
let f2l = fv.length;
let f32 = fv.toFloat32();
// use falsified vertices
widget.loadVertices(f32);
// widget.loadVertices(widget.vertices);
widget._rotate(rotation,0,0,true);
widget.center(false, true);
let bb2 = widget.getBoundingBox(true);
widget.belt = { xpos, ypos, zmov: (bb2.max.z - bb1.max.z)/2 };
// hack part 2: recover rotated support column mid-points
for (let i=0; i<fixed.length; i++) {
let x = f32[fvl + i*9 + 0];
let y = f32[fvl + i*9 + 1];
let z = f32[fvl + i*9 + 2];
fixed[i].y = y;
fixed[i].z = z;
}
widget.belt = { xpos, ypos };
}
widget.slice(settings, function(error) {