Codrops 원본
Pixel Distortion Effect with Three.js
섹션 · MIT
갤러리 안에서는 화면을 벗어나거나 움직임을 멈추면 예제도 닫힙니다. 다시 재생할 때는 처음부터 시작해요.
SOURCE FILES
원본 코드 읽기
수집한 원본 소스와 실행 안내를 함께 제공합니다.
css/base.css
*,
*::after,
*::before {
box-sizing: border-box;
}
:root {
font-size: 18px;
}
body {
margin: 0;
--color-text: #fff;
--color-bg: #000;
--color-link: #c63643;
--color-link-hover: #fff;
color: var(--color-text);
background-color: var(--color-bg);
font-family: mono45-headline, monospace;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
.demo-2 {
--color-link: #b95e5d;
}
.demo-3 {
--color-link: #f7bcac;
}
.demo-4 {
--color-link: #bf8b5b;
}
.lil-gui {
visibility: hidden;
}
.demo-4 .lil-gui {
visibility: visible;
}
/* Page Loader */
.js .loading::before,
.js .loading::after {
content: '';
position: fixed;
z-index: 1000;
}
.js .loading::before {
top: 0;
left: 0;
width: 100%;
height: 100%;
background: var(--color-bg);
}
.js .loading::after {
top: 50%;
left: 50%;
width: 60px;
height: 60px;
margin: -30px 0 0 -30px;
border-radius: 50%;
opacity: 0.4;
background: var(--color-link);
animation: loaderAnim 0.7s linear infinite alternate forwards;
}
@keyframes loaderAnim {
to {
opacity: 1;
transform: scale3d(0.5,0.5,1);
}
}
a {
text-decoration: none;
color: var(--color-link);
outline: none;
}
a:hover {
color: var(--color-link-hover);
outline: none;
}
/* Better focus styles from https://developer.mozilla.org/en-US/docs/Web/CSS/:focus-visible */
a:focus {
/* Provide a fallback style for browsers
that don't support :focus-visible */
outline: none;
background: lightgrey;
}
a:focus:not(:focus-visible) {
/* Remove the focus indicator on mouse-focus for browsers
that do support :focus-visible */
background: transparent;
}
a:focus-visible {
/* Draw a very noticeable focus style for
keyboard-focus on browsers that do support
:focus-visible */
outline: 2px solid red;
background: transparent;
}
.unbutton {
background: none;
border: 0;
padding: 0;
margin: 0;
font: inherit;
}
.unbutton:focus {
outline: none;
}
.frame {
padding: 3rem 5vw;
text-align: center;
position: relative;
z-index: 1000;
}
.frame__title {
font-size: 1rem;
margin: 0 0 1rem;
font-weight: normal;
}
.frame__links {
display: inline;
}
.frame__links a:not(:last-child),
.frame__demos a:not(:last-child) {
margin-right: 1rem;
}
.frame__demos {
margin: 1rem 0;
}
.frame__demo--current,
.frame__demo--current:hover {
color: var(--color-text);
}
.content {
display: grid;
width: 100vw;
height: calc(100vh - 13rem);
position: relative;
padding: 3rem;
}
.content__title {
font-family: mono45-headline, monospace;
font-size: 13vw;
line-height: 1;
color: #fff;
max-width: 50vw;
font-weight: 400;
margin: 0;
align-self: center;
pointer-events: none;
}
.content__title--centered {
text-align: center;
justify-self: center;
}
.content__title--style-1 {
font-family: new-order, sans-serif;
font-weight: 400;
font-size: 10vw;
line-height: 0.85;
background: linear-gradient(90deg, #e9a680 0%,#992d46 50%, #064cb5 100%);;
background-size: cover;
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
text-fill-color: transparent;
}
.content__title--style-2 {
font-family: bely-display, serif;
font-weight: 400;
font-size: 10vw;
opacity: 0.7;
line-height: 0.8;
}
@media screen and (min-width: 53em) {
.frame {
position: fixed;
text-align: left;
z-index: 100;
top: 0;
left: 0;
display: grid;
align-content: space-between;
width: 100%;
max-width: none;
height: 100vh;
padding: 1.5rem 3.35rem;
pointer-events: none;
grid-template-columns: auto 1fr;
grid-template-rows: auto auto auto;
grid-template-areas: 'title ...'
'... ...'
'links demos';
}
.frame__title-wrap {
grid-area: title;
display: flex;
}
.frame__title {
margin: 0;
}
.frame__tagline {
position: relative;
margin: 0 0 0 0.25rem;
padding: 0 0 0 1rem;
opacity: 0.5;
}
.frame__demos {
margin: 0;
grid-area: demos;
justify-self: end;
}
.frame__links {
grid-area: links;
padding: 0;
justify-self: start;
}
.frame a {
pointer-events: auto;
}
.content {
height: 100vh;
}
}
#canvasContainer{
position: fixed;
top: 0;
left: 0;
z-index: -1;
width: 100%;
height: 100%;
}
#canvasContainer img{
visibility: hidden;
pointer-events: none;
position: absolute;
}
index.html
<!DOCTYPE html>
<html lang="en" class="no-js">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Pixel Distortion with Three.js | Demo 1 | Codrops</title>
<meta name="description" content="An interactive pixel distortion effect made with Three.js " />
<meta name="keywords" content="webgl, three.js, pixel, distortion, pixelated, javascript" />
<meta name="author" content="Codrops" />
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="https://use.typekit.net/oxr3hup.css">
<link rel="stylesheet" type="text/css" href="css/base.css" />
<script>document.documentElement.className="js";var supportsCssVars=function(){var e,t=document.createElement("style");return t.innerHTML="root: { --tmp-var: bold; }",document.head.appendChild(t),e=!!(window.CSS&&window.CSS.supports&&window.CSS.supports("font-weight","var(--tmp-var)")),t.parentNode.removeChild(t),e};supportsCssVars()||alert("Please view this demo in a modern browser that supports CSS Variables.");</script>
<script src="//tympanus.net/codrops/adpacks/analytics.js"></script>
</head>
<body class="demo-1">
<main>
<div class="frame">
<div class="frame__title-wrap">
<h1 class="frame__title">Pixel Distortion</h1>
<p class="frame__tagline">with Three.js</p>
</div>
<nav class="frame__links">
<a href="https://tympanus.net/Development/ColumnScroll/">Previous demo</a>
<a href="https://tympanus.net/codrops/?p=58318">Article</a>
<a href="https://github.com/akella/DistortedPixels">GitHub</a>
</nav>
<nav class="frame__demos">
<a href="index.html" class="frame__demo frame__demo--current">demo 1</a>
<a href="index2.html" class="frame__demo">demo 2</a>
<a href="index3.html" class="frame__demo">demo 3</a>
<a href="index4.html" class="frame__demo">demo 4</a>
</nav>
</div>
<div id="canvasContainer"
data-grid="50"
data-mouse="0.25"
data-strength="0.11"
>
<img src="img/1.jpg" alt="">
</div>
<div class="content">
<h2 class="content__title">We distort realities</h2>
</div>
</main>
<script src="https://tympanus.net/codrops/adpacks/cda.js"></script>
<script type="module" src="js/app.js"></script>
</body>
</html>
함께 쓰는 파일 10개 보기
index2.html
<!DOCTYPE html>
<html lang="en" class="no-js">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Pixel Distortion with Three.js | Demo 2 | Codrops</title>
<meta name="description" content="An interactive pixel distortion effect made with Three.js " />
<meta name="keywords" content="webgl, three.js, pixel, distortion, pixelated, javascript" />
<meta name="author" content="Codrops" />
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="https://use.typekit.net/oxr3hup.css">
<link rel="stylesheet" type="text/css" href="css/base.css" />
<script>document.documentElement.className="js";var supportsCssVars=function(){var e,t=document.createElement("style");return t.innerHTML="root: { --tmp-var: bold; }",document.head.appendChild(t),e=!!(window.CSS&&window.CSS.supports&&window.CSS.supports("font-weight","var(--tmp-var)")),t.parentNode.removeChild(t),e};supportsCssVars()||alert("Please view this demo in a modern browser that supports CSS Variables.");</script>
<script src="//tympanus.net/codrops/adpacks/analytics.js"></script>
</head>
<body class="demo-2">
<main>
<div class="frame">
<div class="frame__title-wrap">
<h1 class="frame__title">Pixel Distortion</h1>
<p class="frame__tagline">with Three.js</p>
</div>
<nav class="frame__links">
<a href="https://tympanus.net/Development/ColumnScroll/">Previous demo</a>
<a href="https://tympanus.net/codrops/?p=58318">Article</a>
<a href="https://github.com/akella/DistortedPixels">GitHub</a>
</nav>
<nav class="frame__demos">
<a href="index.html" class="frame__demo ">demo 1</a>
<a href="index2.html" class="frame__demo frame__demo--current">demo 2</a>
<a href="index3.html" class="frame__demo">demo 3</a>
<a href="index4.html" class="frame__demo">demo 4</a>
</nav>
</div>
<div id="canvasContainer"
data-grid="607"
data-mouse="0.11"
data-strength="0.36"
data-relaxation="0.96"
>
<img src="img/2.jpg" alt="">
</div>
<div class="content">
<h2 class="content__title content__title--centered content__title--style-1">Fungible Love</h2>
</div>
</main>
<script src="https://tympanus.net/codrops/adpacks/cda.js"></script>
<script type="module" src="js/app.js"></script>
</body>
</html>
index3.html
<!DOCTYPE html>
<html lang="en" class="no-js">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Pixel Distortion with Three.js | Demo 3 | Codrops</title>
<meta name="description" content="An interactive pixel distortion effect made with Three.js " />
<meta name="keywords" content="webgl, three.js, pixel, distortion, pixelated, javascript" />
<meta name="author" content="Codrops" />
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="https://use.typekit.net/oxr3hup.css">
<link rel="stylesheet" type="text/css" href="css/base.css" />
<script>document.documentElement.className="js";var supportsCssVars=function(){var e,t=document.createElement("style");return t.innerHTML="root: { --tmp-var: bold; }",document.head.appendChild(t),e=!!(window.CSS&&window.CSS.supports&&window.CSS.supports("font-weight","var(--tmp-var)")),t.parentNode.removeChild(t),e};supportsCssVars()||alert("Please view this demo in a modern browser that supports CSS Variables.");</script>
<script src="//tympanus.net/codrops/adpacks/analytics.js"></script>
</head>
<body class="demo-3">
<main>
<div class="frame">
<div class="frame__title-wrap">
<h1 class="frame__title">Pixel Distortion</h1>
<p class="frame__tagline">with Three.js</p>
</div>
<nav class="frame__links">
<a href="https://tympanus.net/Development/ColumnScroll/">Previous demo</a>
<a href="https://tympanus.net/codrops/?p=58318">Article</a>
<a href="https://github.com/akella/DistortedPixels">GitHub</a>
</nav>
<nav class="frame__demos">
<a href="index.html" class="frame__demo ">demo 1</a>
<a href="index2.html" class="frame__demo">demo 2</a>
<a href="index3.html" class="frame__demo frame__demo--current">demo 3</a>
<a href="index4.html" class="frame__demo">demo 4</a>
</nav>
</div>
<div id="canvasContainer"
data-grid="15"
data-mouse="0.13"
data-strength="0.15"
>
<img src="img/3.jpg" alt="">
</div>
<div class="content">
<h2 class="content__title content__title--centered content__title--style-2">Cold Storage</h2>
</div>
</main>
<script src="https://tympanus.net/codrops/adpacks/cda.js"></script>
<script type="module" src="js/app.js"></script>
</body>
</html>
index4.html
<!DOCTYPE html>
<html lang="en" class="no-js">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Pixel Distortion with Three.js | Demo 4 | Codrops</title>
<meta name="description" content="An interactive pixel distortion effect made with Three.js " />
<meta name="keywords" content="webgl, three.js, pixel, distortion, pixelated, javascript" />
<meta name="author" content="Codrops" />
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="https://use.typekit.net/oxr3hup.css">
<link rel="stylesheet" type="text/css" href="css/base.css" />
<script>document.documentElement.className="js";var supportsCssVars=function(){var e,t=document.createElement("style");return t.innerHTML="root: { --tmp-var: bold; }",document.head.appendChild(t),e=!!(window.CSS&&window.CSS.supports&&window.CSS.supports("font-weight","var(--tmp-var)")),t.parentNode.removeChild(t),e};supportsCssVars()||alert("Please view this demo in a modern browser that supports CSS Variables.");</script>
<script src="//tympanus.net/codrops/adpacks/analytics.js"></script>
</head>
<body class="demo-4">
<main>
<div class="frame">
<div class="frame__title-wrap">
<h1 class="frame__title">Pixel Distortion</h1>
<p class="frame__tagline">with Three.js</p>
</div>
<nav class="frame__links">
<a href="https://tympanus.net/Development/ColumnScroll/">Previous demo</a>
<a href="https://tympanus.net/codrops/?p=58318">Article</a>
<a href="https://github.com/akella/DistortedPixels">GitHub</a>
</nav>
<nav class="frame__demos">
<a href="index.html" class="frame__demo ">demo 1</a>
<a href="index2.html" class="frame__demo">demo 2</a>
<a href="index3.html" class="frame__demo">demo 3</a>
<a href="index4.html" class="frame__demo frame__demo--current">demo 4</a>
</nav>
</div>
<div id="canvasContainer"
data-grid="15"
data-mouse="0.13"
data-strength="0.15"
>
<img src="img/4.jpg" alt="">
</div>
</main>
<script src="https://tympanus.net/codrops/adpacks/cda.js"></script>
<script type="module" src="js/app.js"></script>
</body>
</html>
js/app.js
import * as THREE from "three";
import fragment from "./shader/fragment.glsl";
import vertex from "./shader/vertex.glsl";
import GUI from "lil-gui";
function clamp(number, min, max) {
return Math.max(min, Math.min(number, max));
}
export default class Sketch {
constructor(options) {
this.scene = new THREE.Scene();
this.container = options.dom;
this.img = this.container.querySelector('img')
this.width = this.container.offsetWidth;
this.height = this.container.offsetHeight;
this.renderer = new THREE.WebGLRenderer();
this.renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2))
this.renderer.setSize(this.width, this.height);
this.renderer.setClearColor(0xeeeeee, 1);
this.renderer.physicallyCorrectLights = true;
this.renderer.outputEncoding = THREE.sRGBEncoding;
this.container.appendChild(this.renderer.domElement);
this.camera = new THREE.PerspectiveCamera(
70,
window.innerWidth / window.innerHeight,
0.1,
100
);
var frustumSize = 1;
var aspect = window.innerWidth / window.innerHeight;
this.camera = new THREE.OrthographicCamera(frustumSize / -2, frustumSize / 2, frustumSize / 2, frustumSize / -2, -1000, 1000);
this.camera.position.set(0, 0, 2);
this.time = 0;
this.mouse = {
x: 0,
y: 0,
prevX: 0,
prevY: 0,
vX: 0,
vY: 0
}
this.isPlaying = true;
this.settings();
this.addObjects();
this.resize();
this.render();
this.setupResize();
this.mouseEvents()
}
getValue(val){
return parseFloat(this.container.getAttribute('data-'+val))
}
mouseEvents() {
window.addEventListener('mousemove', (e) => {
this.mouse.x = e.clientX / this.width;
this.mouse.y = e.clientY / this.height;
// console.log(this.mouse.x,this.mouse.y)
this.mouse.vX = this.mouse.x - this.mouse.prevX;
this.mouse.vY = this.mouse.y - this.mouse.prevY;
this.mouse.prevX = this.mouse.x
this.mouse.prevY = this.mouse.y;
// console.log(this.mouse.vX,'vx')
})
}
settings() {
let that = this;
this.settings = {
grid: this.getValue('grid')||34,
mouse: this.getValue('mouse')||0.25,
strength: this.getValue('strength')||1,
relaxation: this.getValue('relaxation')||0.9,
};
this.gui = new GUI();
this.gui.add(this.settings, "grid", 2, 1000, 1).onFinishChange(() => {
this.regenerateGrid()
});
this.gui.add(this.settings, "mouse", 0, 1, 0.01);
this.gui.add(this.settings, "strength", 0, 1, 0.01);
this.gui.add(this.settings, "relaxation", 0, 1, 0.01);
}
setupResize() {
window.addEventListener("resize", this.resize.bind(this));
}
resize() {
this.width = this.container.offsetWidth;
this.height = this.container.offsetHeight;
this.renderer.setSize(this.width, this.height);
this.camera.aspect = this.width / this.height;
// image cover
this.imageAspect = 1. / 1.5;
let a1;
let a2;
if (this.height / this.width > this.imageAspect) {
a1 = (this.width / this.height) * this.imageAspect;
a2 = 1;
} else {
a1 = 1;
a2 = (this.height / this.width) / this.imageAspect;
}
this.material.uniforms.resolution.value.x = this.width;
this.material.uniforms.resolution.value.y = this.height;
this.material.uniforms.resolution.value.z = a1;
this.material.uniforms.resolution.value.w = a2;
this.camera.updateProjectionMatrix();
this.regenerateGrid()
}
regenerateGrid() {
this.size = this.settings.grid;
const width = this.size;
const height = this.size;
const size = width * height;
const data = new Float32Array(3 * size);
const color = new THREE.Color(0xffffff);
const r = Math.floor(color.r * 255);
const g = Math.floor(color.g * 255);
const b = Math.floor(color.b * 255);
for (let i = 0; i < size; i++) {
let r = Math.random() * 255 - 125;
let r1 = Math.random() * 255 - 125;
const stride = i * 3;
data[stride] = r;
data[stride + 1] = r1;
data[stride + 2] = r;
}
// used the buffer to create a DataTexture
this.texture = new THREE.DataTexture(data, width, height, THREE.RGBFormat, THREE.FloatType);
this.texture.magFilter = this.texture.minFilter = THREE.NearestFilter;
if (this.material) {
this.material.uniforms.uDataTexture.value = this.texture;
this.material.uniforms.uDataTexture.value.needsUpdate = true;
}
}
addObjects() {
this.regenerateGrid()
let texture = new THREE.Texture(this.img)
texture.needsUpdate = true;
this.material = new THREE.ShaderMaterial({
extensions: {
derivatives: "#extension GL_OES_standard_derivatives : enable"
},
side: THREE.DoubleSide,
uniforms: {
time: {
value: 0
},
resolution: {
value: new THREE.Vector4()
},
uTexture: {
value: texture
},
uDataTexture: {
value: this.texture
},
},
vertexShader: vertex,
fragmentShader: fragment
});
this.geometry = new THREE.PlaneGeometry(1, 1, 1, 1);
this.plane = new THREE.Mesh(this.geometry, this.material);
this.scene.add(this.plane);
}
updateDataTexture() {
let data = this.texture.image.data;
for (let i = 0; i < data.length; i += 3) {
data[i] *= this.settings.relaxation
data[i + 1] *= this.settings.relaxation
}
let gridMouseX = this.size * this.mouse.x;
let gridMouseY = this.size * (1 - this.mouse.y);
let maxDist = this.size * this.settings.mouse;
let aspect = this.height / this.width
for (let i = 0; i < this.size; i++) {
for (let j = 0; j < this.size; j++) {
let distance = ((gridMouseX - i) ** 2) / aspect + (gridMouseY - j) ** 2
let maxDistSq = maxDist ** 2;
if (distance < maxDistSq) {
let index = 3 * (i + this.size * j);
let power = maxDist / Math.sqrt(distance);
power = clamp(power, 0, 10)
// if(distance <this.size/32) power = 1;
// power = 1;
data[index] += this.settings.strength * 100 * this.mouse.vX * power;
data[index + 1] -= this.settings.strength * 100 * this.mouse.vY * power;
}
}
}
this.mouse.vX *= 0.9;
this.mouse.vY *= 0.9;
this.texture.needsUpdate = true
}
render() {
if (!this.isPlaying) return;
this.time += 0.05;
this.updateDataTexture()
this.material.uniforms.time.value = this.time;
requestAnimationFrame(this.render.bind(this));
this.renderer.render(this.scene, this.camera);
}
}
new Sketch({
dom: document.getElementById("canvasContainer")
});js/shader/fragment.glsl
uniform float time;
uniform float progress;
uniform sampler2D uDataTexture;
uniform sampler2D uTexture;
uniform vec4 resolution;
varying vec2 vUv;
varying vec3 vPosition;
float PI = 3.141592653589793238;
void main() {
vec2 newUV = (vUv - vec2(0.5))*resolution.zw + vec2(0.5);
vec4 color = texture2D(uTexture,newUV);
vec4 offset = texture2D(uDataTexture,vUv);
gl_FragColor = vec4(vUv,0.0,1.);
gl_FragColor = vec4(offset.r,0.,0.,1.);
gl_FragColor = color;
gl_FragColor = texture2D(uTexture,newUV - 0.02*offset.rg);
// gl_FragColor = offset;
}js/shader/vertex.glsl
uniform float time;
varying vec2 vUv;
varying vec3 vPosition;
uniform vec2 pixels;
float PI = 3.141592653589793238;
void main() {
vUv = uv;
gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}js/shader/vertexParticles.glsl
uniform float time;
varying vec2 vUv;
varying vec3 vPosition;
uniform sampler2D texture1;
float PI = 3.141592653589793238;
void main() {
vUv = uv;
vec4 mvPosition = modelViewMatrix * vec4( position, 1. );
gl_PointSize = 1000. * ( 1. / - mvPosition.z );
gl_Position = projectionMatrix * mvPosition;
}Media credits and license evidence실행 안내·자료
README.md
## Credits
- Images from [Unsplash](https://unsplash.com/)
## License
[MIT](LICENSE)
Made with :blue_heart: by [Codrops](http://www.codrops.com)
LICENSE실행 안내·자료
MIT License
Copyright (c) 2009 - 2021 [Codrops](https://tympanus.net/codrops)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
Bundled dependency licenses실행 안내·자료
three@0.136.0 — LICENSE
The MIT License
Copyright © 2010-2021 three.js authors
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
lil-gui@0.16.1 — LICENSE.md
MIT License
Copyright (c) 2019 George Michael Brower
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
BEHIND THE EXAMPLE
이 장면을 만드는 원리
캔버스 크기로 나누지만 원점은 화면에 남는 좌표
화면 크기·입력·동시 작업을 고정하고 실제 렌더링 실패와 비용을 관찰합니다.
- 이 예제에서는
- Sketch.mouseEvents는 clientX·clientY를 컨테이너 width·height로 나눕니다. 컨테이너의 화면 위치를 빼지 않으므로 전체 화면을 벗어난 배치에서는 포인터 기준이 달라질 수 있습니다.
