plotboilerplate
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A simple javascript plotting boilerplate for 2d stuff.
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JavaScript
/**
* Generate regular polygons (N-Gons) and stars (N-Stars).
*
* @author Ikaros Kappler
* @date 2023-11-24 (plain Javascript)
* @modified 2024-01-29 Ported to Typescript.
* @version 1.0.0
*/
import { Polygon } from "../Polygon";
import { Vertex } from "../Vertex";
export const NGons = {
ngon: (n, radius) => {
const center = new Vertex(0, 0);
const verts = [];
for (var i = 0; i < n; i++) {
var vert = new Vertex(radius, 0);
vert.rotate(((Math.PI * 2) / n) * i, center);
verts.push(vert);
}
return new Polygon(verts);
},
nstar: (n, radiusA, radiusB) => {
const center = new Vertex(0, 0);
const verts = [];
for (var i = 0; i < n; i++) {
var vert = new Vertex(i % 2 === 0 ? radiusA : radiusB, 0);
vert.rotate(((Math.PI * 2) / n) * i, center);
verts.push(vert);
}
return new Polygon(verts);
}
};
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