V2EX cook-torrance

Cook-Torrance

释义 Definition

Cook-Torrance(库克-托兰斯):计算机图形学与渲染中常用的一种基于微表面(microfacet)理论的镜面反射模型/BRDF,用于更真实地模拟金属、塑料等材料在不同粗糙度与视角下的高光反射效果。常见于PBR(基于物理的渲染)流程中。(也常写作 CookTorrance modelCook-Torrance BRDF。)

发音 Pronunciation (IPA)

/kk trns/

例句 Examples

The Cook-Torrance model makes the highlights look more realistic.
Cook-Torrance 模型让高光看起来更真实。

In a PBR pipeline, Cook-Torrance combines a microfacet distribution with Fresnel and geometric shadowing to model specular reflection.
在 PBR 流程中,Cook-Torrance 将微表面分布函数与菲涅耳项、几何遮蔽项结合起来,用于模拟镜面反射。

词源 Etymology

Cook-Torrance 来自两位研究者的姓氏:Robert L. CookKenneth E. Torrance。该名称通常指他们在 1982 年提出并广泛影响图形学的反射模型(常被视为现代 PBR 镜面反射模型的重要基础之一)。

关词 Related Words

文学与作品 Literary Works

Cook, Robert L., and Kenneth E. Torrance. A Reflectance Model for Computer Graphics (SIGGRAPH 1982).
Pharr, Matt; Jakob, Wenzel; Humphreys, Greg. Physically Based Rendering: From Theory to Implementation.
Akenine-Mller, Tomas; Haines, Eric; Hoffman, Naty. Real-Time Rendering.

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