95 lines
3.2 KiB
JavaScript
95 lines
3.2 KiB
JavaScript
import * as THREE from 'three';
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import { state } from '../state.js';
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import { SceneFeature } from './SceneFeature.js';
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import sceneFeatureManager from './SceneFeatureManager.js';
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// --- Dimensions from room-walls.js for positioning ---
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const naveWidth = 12;
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const naveHeight = 15;
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const length = 40;
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export class LightBall extends SceneFeature {
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constructor() {
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super();
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this.lightBalls = [];
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sceneFeatureManager.register(this);
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}
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init() {
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// --- Ball Properties ---
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const ballRadius = 0.2;
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const lightIntensity = 5.0;
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const lightColors = [0xff2222, 0x11ff11, 0x2222ff, 0xffff11, 0x00ffff, 0xff00ff]; // Red, Green, Blue, Yellow
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lightColors.forEach(color => {
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// --- Create the Ball ---
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const ballGeometry = new THREE.SphereGeometry(ballRadius, 32, 32);
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const ballMaterial = new THREE.MeshBasicMaterial({ color: color, emissive: color, emissiveIntensity: 1.2 });
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const ball = new THREE.Mesh(ballGeometry, ballMaterial);
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ball.castShadow = false;
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ball.receiveShadow = false;
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ball.visible = false; // Start invisible
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// --- Create the Light ---
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const light = new THREE.PointLight(color, lightIntensity, length / 1.5);
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light.visible = false; // Start invisible
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// --- Initial Position ---
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ball.position.set(
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(Math.random() - 0.5) * naveWidth,
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naveHeight * 0.6 + Math.random() * 4,
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(Math.random() - 0.5) * length * 0.8
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);
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light.position.copy(ball.position);
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//state.scene.add(ball); // no need to show the ball
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state.scene.add(light);
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this.lightBalls.push({
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mesh: ball,
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light: light,
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driftSpeed: 0.2 + Math.random() * 0.2,
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driftAmplitude: 4.0 + Math.random() * 4.0,
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offset: Math.random() * Math.PI * 6,
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});
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});
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}
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update(deltaTime) {
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if (!state.partyStarted) return;
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const time = state.clock.getElapsedTime();
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this.lightBalls.forEach(lb => {
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const { mesh, light, driftSpeed, offset } = lb;
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mesh.position.x = Math.sin(time * driftSpeed + offset) * naveWidth/2 * 0.8;
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mesh.position.y = 10 + Math.cos(time * driftSpeed * 1.3 + offset) * naveHeight/2 * 0.6;
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mesh.position.z = Math.cos(time * driftSpeed * 0.7 + offset) * length/2 * 0.8;
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light.position.copy(mesh.position);
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// --- Music Visualization ---
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if (state.music) {
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const baseIntensity = 4.0;
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light.intensity = baseIntensity + state.music.beatIntensity * 3.0;
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const baseScale = 1.0;
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mesh.scale.setScalar(baseScale + state.music.beatIntensity * 0.5);
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}
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});
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}
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onPartyStart() {
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this.lightBalls.forEach(lb => {
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//lb.mesh.visible = true; // no visible ball
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lb.light.visible = true;
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});
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}
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onPartyEnd() {
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this.lightBalls.forEach(lb => {
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lb.mesh.visible = false;
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lb.light.visible = false;
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});
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}
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}
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new LightBall(); |