2017-07-20 11:51:48 +02:00
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import Shape from 'clipper-js';
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2017-07-19 11:02:42 +02:00
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import Slice from './helpers/Slice.js';
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2016-03-29 00:26:58 +02:00
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2017-05-13 15:26:46 +02:00
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import { CLEAN_DELTA, PRECISION } from '../constants.js';
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const cleanDelta = CLEAN_DELTA / PRECISION;
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2016-04-23 00:24:01 +02:00
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2016-03-29 00:26:58 +02:00
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export default function shapesToSlices(shapes, settings) {
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2016-04-21 22:14:22 +02:00
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const sliceLayers = [];
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2016-03-29 00:26:58 +02:00
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2016-04-23 00:24:01 +02:00
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for (let layer = 0; layer < shapes.length; layer ++) {
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let { closedShapes, openShapes } = shapes[layer];
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2016-03-29 00:26:58 +02:00
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2017-05-13 15:25:58 +02:00
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closedShapes = new Shape(closedShapes, true, true, true, true)
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2016-04-21 22:14:22 +02:00
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.fixOrientation()
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2017-05-12 13:44:55 +02:00
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.simplify('pftNonZero')
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2017-05-13 15:26:46 +02:00
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.clean(cleanDelta)
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2016-04-21 22:14:22 +02:00
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.seperateShapes();
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2016-03-29 00:26:58 +02:00
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2017-05-19 10:51:34 +02:00
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openShapes = new Shape(openShapes, false, true, true, true);
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// .clean(cleanDelta);
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// TODO
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// Cleaning is actually wanted here but there is a bug in the clean function
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// https://sourceforge.net/p/jsclipper/tickets/16/
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2016-03-29 00:26:58 +02:00
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2016-04-23 00:24:01 +02:00
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const slice = new Slice();
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2016-03-29 00:26:58 +02:00
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2016-04-23 00:24:01 +02:00
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for (let i = 0; i < closedShapes.length; i ++) {
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const closedShape = closedShapes[i];
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2016-04-21 22:14:22 +02:00
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slice.add(closedShape);
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2016-03-29 00:26:58 +02:00
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2016-04-21 22:14:22 +02:00
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// if (openShapes.path.length > 0) {
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// openShapes = openShapes.difference(closedShape);
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// }
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2016-03-29 00:26:58 +02:00
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}
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2016-04-23 00:24:01 +02:00
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2016-04-21 22:14:22 +02:00
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if (openShapes.paths.length > 0) {
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slice.add(openShapes);
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2016-03-29 00:26:58 +02:00
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}
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2016-04-21 22:14:22 +02:00
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sliceLayers.push(slice);
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2016-03-29 00:26:58 +02:00
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}
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2016-04-21 22:14:22 +02:00
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return sliceLayers;
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2016-03-29 00:26:58 +02:00
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}
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