Vulkan 20: Filtering

GPU Open의 결과는 이상하게도 더 느리게 나왔다;

http://www.conffx.com/Visibility_Buffer_GDCE.pdf 에서는,

Compute-based triangle filtering comes at a cost

Adding re-usage of triangle filtered data - Frame

pseudocode

1. [CPU] Early discard geometry not visible from any view using cluster culling
2. [CS] Generate N index and N multi draw indirect buffers using triangle filtering testing against the N views (one triangle per thread)

망할;