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Last change
on this file was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago |
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Added visualizations
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Property mode
set to
100644
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File size:
814 bytes
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| 1 | "use strict";
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 | exports.default = void 0;
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| 7 | var _math = require("../math.js");
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| 8 | const ka = 0.89081309152928522810;
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| 9 | const kr = (0, _math.sin)(_math.pi / 10) / (0, _math.sin)(7 * _math.pi / 10);
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| 10 | const kx = (0, _math.sin)(_math.tau / 10) * kr;
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| 11 | const ky = -(0, _math.cos)(_math.tau / 10) * kr;
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| 12 | var _default = exports.default = {
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| 13 | draw(context, size) {
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| 14 | const r = (0, _math.sqrt)(size * ka);
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| 15 | const x = kx * r;
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| 16 | const y = ky * r;
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| 17 | context.moveTo(0, -r);
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| 18 | context.lineTo(x, y);
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| 19 | for (let i = 1; i < 5; ++i) {
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| 20 | const a = _math.tau * i / 5;
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| 21 | const c = (0, _math.cos)(a);
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| 22 | const s = (0, _math.sin)(a);
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| 23 | context.lineTo(s * r, -c * r);
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| 24 | context.lineTo(c * x - s * y, s * x + c * y);
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| 25 | }
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| 26 | context.closePath();
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| 27 | }
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| 28 | }; |
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