Dirt RT

Fixed TAA bugs

Use more efficient algorithm (in doc/main_en.pdf) to create a better denoiser. Now the scene is more realistic!

Make atmosphere rendering more faster

Less noisy image

better shadow

improved image quality

fixed many bugs

fixed some bugs

cleaner image

Fixed a SEIROUS BUG on NVIDIA driver version 551.23

Added more settings and improved some qualities

Add clouds (ugly)

fixed some bugs and improved image detail

improved quality and fixed bugs

Added weather support(rainy),improved image quality and different dimension has different atmosphere effects