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Lens and chromatic aberration correction, and timewarp
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Visual Post-Processing Pipeline

Part of ILLIXR, the Illinios Extended Reality Benchmark Suite. This repo contains code for lens distortion correction, chromatic aberration correction, and timewarp.

Some of the FBO intialization code is borrowed from Song Ho Ahn's excellent tutorial series. The particular FBO code used is found at his website,


Compile on Linux with the included makefile. Run with ./fbo and the desired background image.

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