V2EX shader

Shader

定义 Definition

shader(着色器):在计算机图形学中用于计算像素颜色、光照、阴影、材质等视觉效果的一段程序(常在 GPU 上运行)。常见有 vertex shader(顶点着色器)fragment/pixel shader(片元/像素着色器) 等。

发音 Pronunciation (IPA)

/edr/

例句 Examples

A simple shader can change the color of an object.
一个简单的着色器就能改变物体的颜色。

To achieve realistic lighting, the engine uses multiple shaders that simulate reflection and shadow.
为了实现逼真的光照效果,这个引擎使用了多个着色器来模拟反射与阴影。

词源 Etymology

shader 来自英语 shade(“阴影、遮蔽、明暗变化”)加上表示“人/物/工具”的后缀 -er,字面可理解为“制造阴影或明暗效果的东西”。在现代计算机图形领域中,它的含义延伸为“负责生成明暗与材质效果的程序”。

相关词 Related Words

文学与作品 Literary Works

  • 《GPU Gems》(系列书名)中大量章节讨论各类 shaders 的实现与应用。
  • 《Real-Time Rendering》(书名)系统介绍实时渲染管线与 shader 技术。
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