Lei Xu

Sofware Engineer



Lei is a Software Engineer at Microsoft. He is currently working for the Bing Maps team. He received his Master degree from University of California, Santa Barbara, with a specialization in computer graphics. Fortunately, he had a chance to work with Prof. Lingqi Yan on a real-time ray tracing project. Earlier, he earned his Bachelor degree from Jiangsu University in 2017. He has a broad interest in 3D computer graphics topics including: physically based rendering, game engine, etc.

In his spare time, he spends a huge amount of time playing video games, check his gamer profile at: exophase. Besides, he has been playing soccer for almost 20 year, atteneded and won a few amateur games both in the US and China.


  • 3D Computer Graphics
  • Physically Based Rendering
  • Game Engine


  • M.Sc in Computer Science, 2019

    University of California, Santa Barbara

  • B.Eng. in Network Engineering, 2017

    Jiangsu University



Software Engineer


Aug 2019 – Present Bellevue, Washinton
Responsibilities include:

  • 3D Reconstruction Pipeline
  • Cross Level-of-Detail Texturing
  • Model Viewer Tools

Graduate Teahcing Assistant

University of California, Santa Barbara

Jan 2019 – Jun 2019 California

Recent Posts

My last note for Radiometry

Radiometry may be one of the most troblesome topics in computer grahpics. But it is an essential concept that is the foundation for …

Microfacet Reflection Model

Figure 1. Model rendered with microfacet reflection BRDF 1. Overview To get a more realistic image, many geometric-optics-based …

An introduction to temporal antialiasing

From Temporal Antialiasing in Uncharted 4 in SIGGRAPH 2016 Recently found this preprint EGSR 2020 paper A Survey of Temporal …

SIGGRAPH 2019 Rendering Resources

From the movie Alita:Battle Angel I had an opportunity to attend the SIGGRAPH this year July 28 - Aug 1 in L.A. And I’ll try to …