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Added the last commits. Resolved the conflict (again).
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| <div id="smoke-bkg" class="fixed top-0 -z-10 h-full w-full"></div> | ||
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| <script> | ||
| import * as THREE from "three" | ||
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| const reducedMotion = window.matchMedia("(prefers-reduced-motion: reduce)") | ||
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| if (!reducedMotion.matches) { | ||
| const $bkg = document.getElementById("smoke-bkg") | ||
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| let w = window.innerWidth | ||
| let h = window.innerHeight | ||
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| const THEME = { | ||
| dark: { | ||
| background: 0x666666, | ||
| light: 0xffffff, | ||
| opacity: 1, | ||
| }, | ||
| light: { | ||
| background: 0xeeeeee, | ||
| light: 0xffffff, | ||
| opacity: 0.2, | ||
| }, | ||
| } as const | ||
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| const themePreference = window.getThemePreference() | ||
| let currentTheme = THEME[themePreference] | ||
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| // inicializar Three.js | ||
| // 3 cosas básicas: escena, cámara, renderizador | ||
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| // escena 🖼️ | ||
| const scene = new THREE.Scene() | ||
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| // camara 📹 | ||
| // 75 -> ángulo de visión | ||
| const camera = new THREE.PerspectiveCamera(75, w / h, 1, 1000) | ||
| camera.position.z = 10 | ||
| scene.add(camera) | ||
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| // ▶️ renderizador | ||
| const renderer = new THREE.WebGLRenderer() | ||
| renderer.setSize(w, h) | ||
| // color de fondo | ||
| renderer.setClearColor(currentTheme.background, 1) | ||
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| $bkg?.appendChild(renderer.domElement) | ||
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| // añadir una luz directional | ||
| const light = new THREE.DirectionalLight(currentTheme.light, 0.5) | ||
| // posicion de la luz | ||
| light.position.set(-1, 3, 1) | ||
| scene.add(light) | ||
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| const smokeParticles: THREE.Mesh[] = [] | ||
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| const loader = new THREE.TextureLoader() | ||
| loader.crossOrigin = "" // <- en localhost no pasa nada, pero si desplegamos a un servidor, puede ser necesario | ||
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| loader.load("/smoke.webp", (texture) => { | ||
| // 1. geometria | ||
| // crear un plano geométrico de 300x300 | ||
| const smokeGeo = new THREE.PlaneGeometry(300, 300) | ||
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| // 2. material | ||
| const smokeMaterial = new THREE.MeshLambertMaterial({ | ||
| map: texture, | ||
| transparent: true, | ||
| opacity: currentTheme.opacity, | ||
| }) | ||
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| const NUM_OF_PARTICLES = 300 | ||
| for (let p = 0; p < NUM_OF_PARTICLES; p++) { | ||
| // crear la malla con la geometria y el material | ||
| const particle = new THREE.Mesh(smokeGeo, smokeMaterial) | ||
| // posicionar aleatoriamente | ||
| // en la x, y, z | ||
| particle.position.set( | ||
| Math.random() * 500 - 250, // X (de -250 a 250) | ||
| Math.random() * 500 - 250, // Y (de -250 a 250) | ||
| Math.random() * 1000 - 100 // Z (de -100 a 900) | ||
| ) | ||
| // aleatoriamente la z | ||
| particle.rotation.z = Math.random() * 360 | ||
| // añadimos la particula en la escena | ||
| scene.add(particle) | ||
| // añadimos la particula al array | ||
| smokeParticles.push(particle) | ||
| } | ||
| }) | ||
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| function resize() { | ||
| h = window.innerHeight | ||
| w = window.innerWidth | ||
| camera.aspect = w / h | ||
| camera.updateProjectionMatrix() // este metodo lo tenéis que ejecutar siempre que cambiais los parámetros de la cámara | ||
| renderer.setSize(w, h) | ||
| } | ||
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| function animate() { | ||
| requestAnimationFrame(animate) | ||
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| smokeParticles.forEach((particle) => { | ||
| particle.rotation.z += 0.001 | ||
| }) | ||
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| renderer.render(scene, camera) | ||
| } | ||
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| animate() | ||
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| // se va a disparar continuamente mientras hace el resize | ||
| window.addEventListener("resize", resize) | ||
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| window.addEventListener("theme-changed", () => { | ||
| const themePreference = window.getThemePreference() | ||
| currentTheme = THEME[themePreference] | ||
| light.color.setHex(currentTheme.light) | ||
| renderer.setClearColor(currentTheme.background, 1) | ||
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| smokeParticles.forEach((particle) => { | ||
| particle.material.opacity = currentTheme.opacity | ||
| }) | ||
| }) | ||
| } | ||
| </script> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,5 @@ | ||
| /// <reference types="astro/client" /> | ||
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| interface Window { | ||
| getThemePreference(): "dark" | "light" | ||
| } |
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