GitLab

* Reduce conversion. Assume that ray_indices should always be long and pack_info always int

* Remove some more casting

* More casting fixes

* Remove unecessary long casting

* Fix changes in precision at python level, ray_pdf_query test is already broken since it was reverted

* Support long when rendering transmittance

* Support long

* Woops

- Faster rendering function via nvidia-cub, shipped with cuda >= 11.0 (Require >=11.6 for out use). ~10% speedup
- Expose transmittance computation.

* zeros -> emtpy in cuda

* disable cuda hint if is been built

* update examples with better perf

* bump version to 0.2.0

* update readme

* update index and readm

* clean up doc