V2EX raytracer

Raytracer

释义 Definition

raytracer(光线追踪器/光线追踪渲染器):一种通过模拟“光线”在场景中传播、反射、折射与遮挡来生成图像的渲染程序或算法实现,常用于获得更真实的阴影、反射与全局光照效果。(也常写作 ray tracer。)

例句 Examples

I built a simple raytracer that renders spheres.
我做了一个简单的光线追踪器,用来渲染球体。

To improve realism, the raytracer calculates reflections, refractions, and soft shadows with multiple samples per pixel.
为了提升真实感,这个光线追踪器会为每个像素进行多次采样,计算反射、折射以及柔和阴影。

发音 Pronunciation (IPA)

/retresr/

词源 Etymology

raytracer 是由 ray(光线)+ tracer(追踪者/追踪器)构成的复合词。其核心含义是“追踪光线的程序/工具”。该术语在计算机图形学领域随着光线追踪(ray tracing)技术的发展而普及,用来指实现这类算法的渲染器或软件模块。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Physically Based Rendering: From Theory to Implementation(PBRT):广泛讨论 ray tracer / raytracer 的结构与实现细节。
  • Computer Graphics: Principles and Practice:在渲染章节中介绍光线追踪与相关实现(常提及 ray tracer)。
  • Real-Time Rendering:对比实时栅格化与光线追踪渲染流程,并讨论实际系统中的 ray tracing / ray tracer。
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