JeGX HackLAB


Archive for the ‘generator’ tag

GLSL Random Generator

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Written by JeGX

April 27th, 2011 at 12:59 pm

Posted in OpenGL

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Ambient Occlusion Generator

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I’m currently working on a new algorithm for the ambient occlusion generator. The basic idea comes from smash, the main coder of Fairlight, a famous demoscene group (thank you mate!). My old AmbOccGen was (is still) really slow: calculating per-vertex AO term for a 40000-polys object with 1000 samplers could take many hours and even more (days!). The following image shows a 40,000 polys scene (each torus has 20,000 polys) and the new alogrithm took only 5 minutes to compute the ambient occlusion for 8192 samples! Really cool and I know I can do better…

I’ll released an end-user tool when the new version of oZone3D will be ready. The new version of oZone3D is now a top priority task (and a particularly huge task…).

Written by JeGX

June 10th, 2006 at 12:13 pm