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BRDF公式是不是写错了 #8

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fqmoon opened this issue Feb 21, 2025 · 0 comments

fqmoon commented Feb 21, 2025

PDF的58页里的BRDF公式：

菲涅尔的变量应该是 θd ，对应 Real-Time Rendering 第四版里的 l 和 h 的夹角

代码在这一行：

thegibook/chapters/1-introduction.tex

Line 1417 in 58ecb18

    
           	f(\mathbf{l},\mathbf{v})=f_d+ \cfrac{R_F(\theta_h)G(\theta_l,\theta_v)D(\theta_h)}{4\cos\theta_l \cos\theta_v}

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