Even with the attenuation factor blending into our lighting equation, still, the maximum amount of light a surface receives is (N. L).

虽然我们已在光照方程式中加入了混合衰减因子，但是还需要表面的最大值光照数量。

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Verification took a full 25 seconds to timeout (compared to 5-15 seconds to grant access at lower levels, depending on lighting conditions), so using this app requires p-a-t-i-e-n-c-e.

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