Codrops 원본
Interactive Text Destruction with Three.js, WebGPU, and TSL
텍스트 · MIT
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index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Elastic Vertex Destruction with TSL</title>
<meta name="author" content="Lolo Armdz for Codrops" />
<link rel="icon" type="image/svg+xml" href="https://tympanus.net/favicon/favicon.svg" />
<link rel="shortcut icon" href="https://tympanus.net/favicon/favicon.ico" />
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
overscroll-behavior: contain;
touch-action: none;
}
html,
body {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
overflow: hidden;
}
canvas {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 0;
}
*,
*::after,
*::before {
box-sizing: border-box;
}
:root {
font-size: 12px;
--color-text: #808080;
--color-bg: #1a1e27;
--color-link: #fff;
--color-link-hover: #fff;
--page-padding: 1.5rem;
}
body {
margin: 0;
color: var(--color-text);
background-color: var(--color-bg);
font-family: ui-monospace, monospace;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
@media (scripting: enabled) {
.loading {
&::before,
&::after {
content: '';
position: fixed;
z-index: 10000;
}
&::before {
top: 0;
left: 0;
width: 100%;
height: 100%;
background: var(--color-bg);
}
&::after {
top: 50%;
left: 50%;
width: 100px;
height: 1px;
margin: 0 0 0 -50px;
background: var(--color-link);
animation: loaderAnim 1.5s ease-in-out infinite alternate forwards;
}
}
}
@keyframes loaderAnim {
0% {
transform: scaleX(0);
transform-origin: 0% 50%;
}
50% {
transform: scaleX(1);
transform-origin: 0% 50%;
}
50.1% {
transform: scaleX(1);
transform-origin: 100% 50%;
}
100% {
transform: scaleX(0);
transform-origin: 100% 50%;
}
}
a {
text-decoration: none;
color: var(--color-link);
outline: none;
cursor: pointer;
&:hover {
text-decoration: underline;
color: var(--color-link-hover);
}
&:focus {
outline: none;
background: lightgrey;
&:not(:focus-visible) {
background: transparent;
}
&:focus-visible {
outline: 2px solid red;
background: transparent;
}
}
}
.frame {
padding: 3rem var(--page-padding) 0;
display: grid;
z-index: 1000;
position: relative;
grid-row-gap: 1rem;
grid-column-gap: 2rem;
pointer-events: none;
justify-items: start;
grid-template-columns: auto auto;
grid-template-areas:
'title'
'back'
'archive'
'github'
'tags'
'sponsor';
#cdawrap {
justify-self: start;
grid-area: sponsor;
}
a,
button {
pointer-events: auto;
}
.frame__title {
grid-area: title;
font-size: inherit;
margin: 0;
}
.frame__back {
grid-area: back;
justify-self: start;
}
.frame__archive {
grid-area: archive;
justify-self: start;
}
.frame__github {
grid-area: github;
}
.frame__tags {
grid-area: tags;
display: flex;
flex-wrap: wrap;
gap: 1rem;
}
@media screen and (min-width: 53em) {
padding: var(--page-padding);
height: 100%;
position: fixed;
top: 0;
left: 0;
width: 100%;
grid-template-columns: auto auto auto auto 1fr;
grid-template-rows: auto auto;
align-content: space-between;
grid-template-areas:
'title back github archive ...'
'tags tags tags sponsor sponsor';
.frame__tags {
align-self: end;
}
#cdawrap {
justify-self: end;
text-align: right;
max-width: 300px;
}
}
}
</style>
</head>
<body class="loading">
<canvas id="canvas"></canvas>
<header class="frame">
<h1 class="frame__title">
Interactive Text Destruction by
<a href="http://nuevosmiedos.xyz" target="_blank">Lolo Armdz</a>
</h1>
<a class="frame__back" href="https://tympanus.net/codrops/?p=96654">Tutorial</a>
<a class="frame__archive" href="https://tympanus.net/codrops/demos/">All demos</a>
<a class="frame__github" href="https://github.com/armdz/tsl_elastic_vertex_destruction">Code</a>
<nav class="frame__tags">
<a href="https://tympanus.net/codrops/demos/?tag=webgpu">#webgpu</a>
<a href="https://tympanus.net/codrops/demos/?tag=three-js">#three.js</a>
<a href="https://tympanus.net/codrops/demos/?tag=tsl">#tsl</a>
<a href="https://tympanus.net/codrops/demos/?tag=typography">#typography</a>
</nav>
</header>
<script type="module" src="./src/main.js"></script>
</body>
</html>
src/main.js
import * as THREE from 'three/webgpu';
import { FontLoader, RoomEnvironment, TextGeometry } from 'three/examples/jsm/Addons.js';
import {
instancedBufferAttribute,
float,
color,
uv,
metalness,
hue,
length,
step,
mix,
vec3,
positionLocal,
roughness,
storage,
attribute,
Fn,
instanceIndex,
mx_noise_vec3,
time,
uniform,
rotate,
mx_noise_float,
transmission,
dispersion,
ior,
instancedArray,
thickness,
sheen,
iridescence,
smoothstep,
blur,
oneMinus,
sub,
pass,
mrt,
output,
normalView,
} from 'three/tsl';
import { bloom } from 'three/examples/jsm/tsl/display/BloomNode.js';
import { ao } from 'three/examples/jsm/tsl/display/GTAONode.js';
import { denoise } from 'three/examples/jsm/tsl/display/DenoiseNode.js';
import * as dat from 'dat.gui';
const Resources = {
font: undefined,
};
function preload() {
const _font_loader = new FontLoader();
_font_loader.load('./assets/Times New Roman_Regular.json', (font) => {
Resources.font = font;
init();
});
}
function init() {
document.body.classList.remove('loading');
// Scene setup
const sizes = {
width: window.innerWidth,
height: window.innerHeight,
};
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(60, sizes.width / sizes.height, 0.1, 100);
const renderer = new THREE.WebGPURenderer({ antialias: true, canvas: document.getElementById('canvas') });
renderer.toneMapping = THREE.CineonToneMapping;
renderer.toneMappingExposure = 0.5;
renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
document.body.appendChild(renderer.domElement);
renderer.setSize(sizes.width, sizes.height);
camera.position.z = 5.0;
scene.add(camera);
// & Environment
scene.fog = new THREE.Fog(new THREE.Color('#41444c'), 0.0, 8.5);
scene.background = scene.fog.color;
const environment = new RoomEnvironment();
const pmremGenerator = new THREE.PMREMGenerator(renderer);
scene.environment = pmremGenerator.fromSceneAsync(environment).texture;
scene.environmentIntensity = 0.8;
const light = new THREE.DirectionalLight('#e7e2ca', 5);
light.position.x = 0.0;
(light.position.y = 1.2), (light.position.z = 3.86);
scene.add(light);
//
const text_geo = new TextGeometry('NUEVOS', {
font: Resources.font,
size: 1.0,
depth: 0.2,
bevelEnabled: true,
bevelThickness: 0.1,
bevelSize: 0.01,
bevelOffset: 0,
bevelSegments: 1,
});
// TextGeometry & Centering it
text_geo.computeBoundingBox();
const centerOffset = -0.5 * (text_geo.boundingBox.max.x - text_geo.boundingBox.min.x);
const centerOffsety = -0.5 * (text_geo.boundingBox.max.y - text_geo.boundingBox.min.y);
text_geo.translate(centerOffset, centerOffsety, 0);
const mesh = new THREE.Mesh(
text_geo,
new THREE.MeshStandardMaterial({
color: '#656565',
metalness: 0.4,
roughness: 0.3,
})
);
scene.add(mesh);
// To interact with our piece, we're gonna capture the pointer events
const u_input_pos = uniform(new THREE.Vector3(0, 0, 0));
const u_input_pos_press = uniform(0.0);
// During pointer move, we're gonna raycast to see what part of the mesh we're hitting
const ray_cast = new THREE.Raycaster();
window.addEventListener(
'pointerup',
(event) => {
u_input_pos_press.value = 0.0;
},
{ passive: false }
);
window.addEventListener(
'pointermove',
(event) => {
const x = event.clientX / sizes.width - 0.5;
const y = event.clientY / sizes.height - 0.5;
const _p = new THREE.Vector2(x, -y).multiplyScalar(2.0);
ray_cast.setFromCamera(_p, camera);
const intersect = ray_cast.intersectObject(mesh, true);
if (intersect.length) {
u_input_pos_press.value = 1.0;
u_input_pos.value.copy(intersect[0].point);
}
},
{ passive: false }
);
const parameters = {
noise_amp: 1.6,
text_color: '#212121',
emissive_color: '#0000ff',
spring: 0.05,
friction: 0.9,
emissive_bust: 5.0,
explode_amp: 1.5,
};
const gui = new dat.GUI();
gui.addColor(parameters, 'text_color').onChange((value) => {
mesh.material.color = new THREE.Color(value);
});
gui.addColor(parameters, 'emissive_color').onChange((value) => {
emissive_color.value = new THREE.Color(value);
});
gui
.add(parameters, 'emissive_bust', 1.0, 10.0, 0.1)
.name('Emissive Boost')
.onChange((value) => {
emissive_bust.value = value;
});
gui
.add(parameters, 'noise_amp', 0.0, 3.0, 0.01)
.name('Noise Amplitude')
.onChange((value) => {
u_noise_amp.value = value;
});
gui
.add(parameters, 'explode_amp', 0.1, 2.5, 0.01)
.name('Explode Amplitude')
.onChange((value) => {
u_explode_amp.value = value;
});
gui
.add(parameters, 'spring', 0.0, 0.1, 0.01)
.name('Spring')
.onChange((value) => {
u_spring.value = value;
});
gui
.add(parameters, 'friction', 0.0, 0.99, 0.001)
.name('Friction')
.onChange((value) => {
u_friction.value = value;
});
// Uniforms
const u_noise_amp = uniform(parameters.noise_amp);
const u_spring = uniform(parameters.spring);
const u_friction = uniform(parameters.friction);
const u_explode_amp = uniform(parameters.explode_amp);
const count = text_geo.attributes.position.count;
const initial_position = storage(text_geo.attributes.position, 'vec3', count);
const normal_at = storage(text_geo.attributes.normal, 'vec3', count);
const position_storage_at = storage(new THREE.StorageBufferAttribute(count, 3), 'vec3', count);
const velocity_storage_at = storage(new THREE.StorageBufferAttribute(count, 3), 'vec3', count);
const compute_init = Fn(() => {
position_storage_at.element(instanceIndex).assign(initial_position.element(instanceIndex));
velocity_storage_at.element(instanceIndex).assign(vec3(0.0, 0.0, 0.0));
})().compute(count);
renderer.computeAsync(compute_init);
const compute_update = Fn(() => {
// Original position of the vertex — also its resting position
const base_position = initial_position.element(instanceIndex);
// Current position of the vertex — we’ll update this every frame
const current_position = position_storage_at.element(instanceIndex);
// Get current velocity
const current_velocity = velocity_storage_at.element(instanceIndex);
// The vertex normal tells us which direction to push
const normal = normal_at.element(instanceIndex);
// Add noise so the direction in which the vertices "explode" isn’t too perfectly aligned with the normal
const noise = mx_noise_vec3(current_position.mul(0.5).add(vec3(0.0, time, 0.0)), 1.0).mul(u_noise_amp);
// Calculate distance between the pointer and the base position of the vertex
const distance = length(u_input_pos.sub(base_position));
// Limit the effect's range: it only applies if distance is less than 0.5
const pointer_influence = step(distance, 0.5).mul(u_explode_amp);
// Compute the new displaced position along the normal.
// Where pointer_influence is 0, there’ll be no deformation.
const disorted_pos = base_position.add(noise.mul(normal.mul(pointer_influence)));
// Rotate the vertices to give the animation a more chaotic feel
disorted_pos.assign(rotate(disorted_pos, vec3(normal.mul(distance)).mul(pointer_influence)));
disorted_pos.assign(mix(base_position, disorted_pos, u_input_pos_press));
// Spring
current_velocity.addAssign(disorted_pos.sub(current_position).mul(u_spring));
current_position.addAssign(current_velocity);
current_velocity.assign(current_velocity.mul(u_friction));
})().compute(count);
mesh.material.positionNode = position_storage_at.toAttribute();
const emissive_color = color(parameters.emissive_color);
const emissive_bust = uniform(parameters.emissive_bust);
const vel_at = velocity_storage_at.toAttribute();
const hue_rotated = vel_at.mul(Math.PI * 10.0);
// Multiply by the length of the velocity buffer — this means the more movement,
// the more the vertex color will shift
const emission_factor = length(vel_at).mul(10.0);
// Assign the color to the emissive node and boost it as much as you want
mesh.material.emissiveNode = hue(emissive_color, hue_rotated).mul(emission_factor).mul(emissive_bust);
// Post Processing
const composer = new THREE.PostProcessing(renderer);
const scene_pass = pass(scene, camera);
scene_pass.setMRT(
mrt({
output: output,
normal: normalView,
})
);
const scene_color = scene_pass.getTextureNode('output');
const scene_depth = scene_pass.getTextureNode('depth');
const scene_normal = scene_pass.getTextureNode('normal');
const ao_pass = ao(scene_depth, scene_normal, camera);
ao_pass.resolutionScale = 1.0;
const ao_denoise = denoise(ao_pass.getTextureNode(), scene_depth, scene_normal, camera).mul(scene_color);
const bloom_pass = bloom(ao_denoise, 0.5, 0.2, 0.1);
const post_noise = mx_noise_float(vec3(uv(), time.mul(0.1)).mul(sizes.width), 0.03).mul(1.0);
composer.outputNode = ao_denoise.add(bloom_pass).add(post_noise);
// Renderer loop
renderer.setAnimationLoop(animate);
function animate() {
renderer.computeAsync(compute_update);
composer.renderAsync();
}
window.addEventListener('resize', () => {
sizes.width = window.innerWidth;
sizes.height = window.innerHeight;
camera.aspect = sizes.width / sizes.height;
camera.updateProjectionMatrix();
renderer.setSize(sizes.width, sizes.height);
});
}
window.onload = preload;
함께 쓰는 파일 3개 보기
vite.config.js
import { defineConfig } from 'vite';
export default defineConfig({
base: './',
});
Original author attribution실행 안내·자료
Interactive Text Destruction with Three.js, WebGPU, and TSL
Original author: Lolo Armdz
Published by Codrops. Copyright (c) 2026 Codrops.
License: MIT, pursuant to the publisher's downloadable-demo grant.
Keep CODROPS-MIT-2026.txt and the original project notices with copies.
Third-party media exceptions and credits are recorded separately in the source inventory.
Bundled dependency licenses실행 안내·자료
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THE SOFTWARE.
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BEHIND THE EXAMPLE
이 장면을 만드는 원리
마지막 hit가 남는 파괴 영향 상태
반복 입력에서 현재 의도와 전환의 종료·취소 책임을 명시합니다.
- 이 예제에서는
- pointermove에서 글자 mesh를 맞히면 u_input_pos_press=1과 hit 좌표를 저장합니다. 이 핸들러의 miss 분기는 값을 지우지 않으며 pointerup에서 0으로 바꿉니다.