Mainly introduce the modeling methods of sunlight and skylight and current works on outdoor scene rendering.

主要介绍太阳光和天空光的建模方法和现有的一些室外绘制的工作。

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We add refraction to scene rendering and adopt the approach of perturbing the texture coordinate to carry out refraction on the lake. We get over deformation of refraction through masked identifier.

将光线折射加入到场景渲染中，采用纹理坐标扰动方法实现湖面光线的折射，同时，利用掩码标识，克服了折射走样现象。

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We add refraction to scene rendering and adopt the approach of perturbing the texture coordinate to carry out refraction on the lake. We get over deformation of refraction through masked identifier.

将光线折射加入到场景渲染中，采用纹理坐标扰动方法实现湖面光线的折射，同时，利用掩码标识，克服了折射走样现象。

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