http://blog.mmacklin.com/tags/gdc2010/ Recent content in GDC2010 on Miles Macklin Hugo -- gohugo.io en-us © 2019 Miles Macklin Fri, 12 Mar 2010 06:09:31 +0000 http://blog.mmacklin.com/2010/03/11/gow-iii-shadows/ Fri, 12 Mar 2010 06:09:31 +0000 http://blog.mmacklin.com/2010/03/11/gow-iii-shadows/ I checked out this session at GDC today - I'll try and sum up the main takeaways (at least for me): Artist controlled cascaded shadow maps, each cascade is accumulated into a 'white buffer' (new term coined?) in deferred style passes using standard PCF filtering Shadow accumulation pass re-projects world space position from an FP32 depth buffer (separate from the main depth buffer). The motivation for the separate depth buffer is performance so I assume they store linear depth which means they can reconstruct the world position using just a single multiply-add (saving a reciprocal).