<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Fragment on Feynman 的博客</title><link>/tags/fragment/</link><description>Recent content in Fragment on Feynman 的博客</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Sat, 15 Aug 2026 12:00:00 +0800</lastBuildDate><atom:link href="/tags/fragment/index.xml" rel="self" type="application/rss+xml"/><item><title>10｜GLSL 基础</title><link>/posts/threejs-glsl/</link><pubDate>Sat, 15 Aug 2026 12:00:00 +0800</pubDate><guid>/posts/threejs-glsl/</guid><description>&lt;blockquote class="blockquote-regular"&gt;
 &lt;p&gt;前 9 课用的都是 Three.js 内置材质（MeshStandardMaterial、MeshBasicMaterial……）。本节课开始写自定义 shader —— 直接用 GLSL 和 GPU 对话，让渐变、波浪、Fresnel 这些效果完全由代码生成，不再依赖内置材质的预设参数。&lt;/p&gt;</description></item></channel></rss>