40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
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import { CamOp } from './op.js';
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export class OpIndex extends CamOp {
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constructor(state, op) {
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super(state, op);
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}
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weight() {
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return 0.1;
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}
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async slice() {
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let { op, state } = this;
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if (!state.isIndexed) {
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throw 'index op requires indexed stock';
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}
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let { widget, updateSlicer, computeShadows, setAxisIndex } = state;
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this.degrees = setAxisIndex(op.degrees, op.absolute);
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// force recompute of topo
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widget.topo = undefined;
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updateSlicer();
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await computeShadows();
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}
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prepare(ops, progress) {
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const { lastPoint, zmax, zclear, camOut, stock } = ops;
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let last = lastPoint();
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if (last) {
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// max point of stock corner radius when rotating (safe z when indexing)
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const rzmax = (Math.max(stock.y, stock.z) * Math.sqrt(2)) / 2 + zclear;
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const zmove = Math.max(rzmax, zmax);
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// move above rotating stock
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camOut(last = last.clone().setZ(zmove), 0);
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// issue rotation command
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camOut(last = last.clone().setY(0).setA(this.degrees), 0);
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}
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}
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}
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