Introducing Tob

At a cafe in Marina Sands Bay, Singapore

At a cafe in Marina Sands Bay, Singapore

Welcome to the home of Tob. My areas of interest and expertise include computer graphics in general, real-time global illumination and augmented reality. I am a Senior Graphics Engineer at Unity Technologies.

This webpage features a portfolio of projects I'm working on, publications I have been involved in and a casually maintained log to keep it all together. If you have any questions or comments regarding my publications, source code or other things, feel free to contact me at:
  5E71 66B7 7E11 BF48 BBB0 3E0E 0222 1564 908A 5BBE

Alternatively, you can reach me on Twitter:


You can leave a tip if my code or blog was helpful. Click an address to copy it to the clipboard.


@thefranke says



This glass cube can be used as a photography or teaching prop thanks to its optical properties and beam splitting effects, but it can also be simply fun

Jan Allmenröder


My bachelor thesis investigates linearly transformed spherical harmonics for shading with polygonal lights. Learn more in my blog post or download the thesis and the Falcor demo here:…

𝕵𝖔𝖍𝖓 𝕽𝖔𝖒𝖊𝖗𝖔


Empire of Sin is launching in 12 minutes! We worked for 3.5 years on this gem. Watch our launch stream on Twitch, then watch some other great Empire of Sin streams:…

Wenzel Jakob


Our latest SIGGRAPH Asia'20 paper (w/@gllmLoubet, @tizianzeltner, and @nholzschuch) is now available! It proposes a new analytic scheme to compute the contribution due to glints and caustics via a single rough (GGX) reflection or refraction. Link:…

inigo quilez


New "Painting with Maths" (loooong) video in Youtube:…

Made in Shadertoy (raymarched SDF):

#Mathematics #SDFs #raymarching #procedural #shader

Tobias A. Franke


A beautiful tale about the evolution of the Microsoft Flight Simulator…