Tag Archives: vfx

Lighting Reconstruction for “The Matrix” sequels

light_probe

lrt_006_stills

The Siggraph 2003 presentation on the ESC Lighting Reconstruction Toolkit, an Image-Based Lighting approach used on The Matrix Reloaded and The Matrix Revolutions are online here.

Authors:

Haarm-Pieter Duiker, ESC Entertainment

Abstract:
The demands of photo-realism required of the effects for The Matrix Reloaded and The Matrix Revolutions led us to create a system for directly and accurately reconstructing real world lighting environments. The Lighting Reconstruction Toolkit builds on research in the area of Image-based Lighting and extends current techniques to enable the reconstruction of lighting that more closely matches the real world.

The full writeup and slides are available below
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Academy Common LUT Format

The ACES project includes includes a XML-based LUT format known as the “Common LUT Format”, or CLF. The format is documented here and here.

In support of the ACES 1.0 release, a Python reference implementation for the format was created. This includes support for all of the features in the specification, some of Autodesk’s proprietary extensions as well as a few small extensions of my own.

The github repo is here: CLF