The color of that light is affected by the color of the object 间接光的颜色受物体的颜色影响。
2.
Regather indirect illumination 重聚间接光选项
3.
I also consider indirect light as a kind of arealight as well as the light is scattered from the object surface 我想，光线从物体表面散射所产生的间接光，实际上也应该是某种形式的面光。
4.
The first layer is for the shape of the shadow from light source and the second layer is for soft shadows from indirect light and area light 第一层是主光源形成的表明物体形状的阴影，第二层是间接光和面光造成的软阴影。
