作业7计算得到的光线数据很小 – 计算机图形学与混合现实在线平台

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- 2020年6月18日 at 下午4:29 #6661 Score: 0
  
  benzman
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  每次计算得到的直接光照的值都非常小，都是小于0.0001，查看了一下公式里的各项值，EMIT是20-80之间，但是P点到光源的距离怎么都有几百，平方就要除以几万的值，再加上乘以两个cos，最后得到的值就非常小。
  
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