使得图象更为清晰，抑制了在低照度下拍摄经常出现得颗粒性和写噪声。
As a result, images are clearer, and the graininess and white noise that often appear when shooting in low light are suppressed.
在模型的左边展示了萤幕上输出的照度分布图。
The irradiance map of the output on the screen is shown to the left of the model.
辐照度环境纹理图是绘制任意光照环境下漫反射物体表面的一种有效的方法。
Irradiance environmental maps are an effective technique to render diffuse objects in arbitrary lighting environments.
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