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<!DOCTYPE html>
< html lang = "zh" >
< head >
< meta charset = "utf-8" / >
< base href = "../../../" / >
< script src = "page.js" > < / script >
< link type = "text/css" rel = "stylesheet" href = "page.css" / >
< / head >
< body >
[page:BufferGeometry] →
< h1 > 贴花几何体（[name]） < / h1 >
< p class = "desc" > [name] 可被用于创建贴花网格物体，以达到不同的目的，例如：为模型增加独特的细节、进行动态的视觉环境改变或覆盖接缝。< / p >
< h2 > 导入< / h2 >
< p >
[name] 是一个附加组件，必须显式导入。
See [link:#manual/introduction/Installation Installation / Addons].
< / p >
< code >
import { DecalGeometry } from 'three/addons/geometries/DecalGeometry.js';
< / code >
< h2 > 代码示例< / h2 >
< code >
const geometry = new DecalGeometry( mesh, position, orientation, size );
const material = new THREE.MeshBasicMaterial( { color: 0x00ff00 } );
const mesh = new THREE.Mesh( geometry, material );
scene.add( mesh );
< / code >
< h2 > 例子< / h2 >
< p > [example:webgl_decals WebGL / decals]< / p >
< h2 > Constructor< / h2 >
< h3 > [name]( [param:Mesh mesh], [param:Vector3 position], [param:Euler orientation], [param:Vector3 size] )< / h3 >
< p >
mesh — 一个网格对象。< br / >
position — 贴花投影器的位置。< br / >
orientation — 贴花投影器的朝向。< br / >
size — 贴花投影器的尺寸。
< / p >
< h2 > 源代码< / h2 >
< p >
[link:https://github.com/mrdoob/three.js/blob/master/examples/jsm/geometries/DecalGeometry.js examples/jsm/geometries/DecalGeometry.js]
< / p >
< / body >
< / html >