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Update 05 Light casters.md

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修改计算错误
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lihenair
2022-01-28 19:59:48 +08:00
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commit 554df1e320
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docs/02 Lighting/05 Light casters.md
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@@ -286,7 +286,7 @@ $$
0.97|14|0.91|25|0.82|35|0.91 - 0.82 = 0.09|0.97 - 0.82 / 0.09 = 1.67
0.83|34|0.91|25|0.82|35|0.91 - 0.82 = 0.09|0.83 - 0.82 / 0.09 = 0.11
0.64|50|0.91|25|0.82|35|0.91 - 0.82 = 0.09|0.64 - 0.82 / 0.09 = -2.0
0.966|15|0.9978|12.5|0.953|17.5|0.966 - 0.953 = 0.0448|0.966 - 0.953 / 0.0448 = 0.29
0.966|15|0.9978|12.5|0.953|17.5|0.9978 - 0.953 = 0.0448|0.966 - 0.953 / 0.0448 = 0.29
你可以看到，我们基本是在内外余弦值之间根据\(\theta\)插值。如果你仍不明白发生了什么，不必担心，只需要记住这个公式就好了，在你更聪明的时候再回来看看。