Intel open image denoise 2.0
Unity AI Beta项目测试开启
https://mp.weixin.qq.com/s/e0KCqPumOTkxDNHwnaWzPw
IBL AO calculation
为什么要这么计算
diffuse: float raw_ambient_occlusion = min(surface_data.ao, deferred_ao);
specular: float specular_ao = surface_data.ao * deferred_ao;