30 lines
813 B
JavaScript
30 lines
813 B
JavaScript
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import * as THREE from 'three';
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export const calculateGeometry = (spiralHeight) => {
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let pointsOfCurve = [];
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const number = 100;
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for (let i = 0; i <= number; i ++) {
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let p = i / number;
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let x = Math.cos(p * 2 * Math.PI);
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let y = p * spiralHeight;
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let z = Math.sin(p * 2 * Math.PI);
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pointsOfCurve.push(new THREE.Vector3(x, y, z));
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}
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let curve = new THREE.CatmullRomCurve3(pointsOfCurve);
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return new THREE.TubeGeometry(curve, 400, 0.1, 400, false);
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}
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export class SpiralSegment {
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constructor(number, height, material) {
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this.number = number;
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this.segment = new THREE.Mesh(calculateGeometry(height), material);
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this.segment.position.y += number * height;
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}
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getSegment() {
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return this.segment;
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}
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}
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