The shadow is a bit blocky because Cornelius has many fine details and the BufSize is too small, and the Samples value is to low to correctly take them into account.

• 阴影有些斑驳，这是因为科尼利厄斯有许多精致的细节而且缓存大小太小，采样过低不能将这些细节正确地显现。