import { PolyhedronGeometry } from "./PolyhedronGeometry.ts";

const t = (1 + Math.sqrt(5)) / 2;

const _vertices = [
	-1,
	t,
	0,
	1,
	t,
	0,
	-1,
	-t,
	0,
	1,
	-t,
	0,
	0,
	-1,
	t,
	0,
	1,
	t,
	0,
	-1,
	-t,
	0,
	1,
	-t,
	t,
	0,
	-1,
	t,
	0,
	1,
	-t,
	0,
	-1,
	-t,
	0,
	1,
];

const _indices = [
	0, 11, 5, 0, 5, 1, 0, 1, 7, 0, 7, 10, 0, 10, 11, 1, 5, 9, 5, 11, 4, 11, 10, 2,
	10, 7, 6, 7, 1, 8, 3, 9, 4, 3, 4, 2, 3, 2, 6, 3, 6, 8, 3, 8, 9, 4, 9, 5, 2, 4,
	11, 6, 2, 10, 8, 6, 7, 9, 8, 1,
];

/** Icosahedron geometry. */
export class IcosahedronGeometry extends PolyhedronGeometry {
	constructor(radius = 1, detail = 0) {
		super(_vertices, _indices, radius, detail);
		this.type = "IcosahedronGeometry";
		this.parameters = { radius, detail };
	}
}