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 mvps.org
Linearized Depth using Vertex Shaders
| | aerotwist.com
Aerotwist - An Introduction to Shaders - Part 1
2.8 parsecs away

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| | [AI summary] This article introduces shaders in the context of WebGL and Three.js, explaining their role in rendering 3D graphics and providing basic examples of vertex and fragment shaders.
| | therealmjp.github.io
Deferred Shadow Maps Sample
4.3 parsecs away

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| | Got a new sample ready, this oneshows how you can defer shadow map calculations to a separate screen-space pass using a depth buffer.Check it out on Ziggyware! Comments: sam - Feb 4, 2009 This sample does not works for me. I see the blank screen. My Video card is GF 9800 GT. #### [Alejandro Martinez](http://www.gaspgames.com/www.battletennis.com "amartinez1660@gmail.com") - Feb 2, 2010 1./2. Points taken! 3. That's quite a boost for the shadow map render and sampling (HW PCF or Ati's Fetch4).
| | www.opengl-tutorial.org
Tutorial 3: Matrices
4.5 parsecs away

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| | Free tutorials for modern Opengl (3.3 and later) in C/C++
| | cprimozic.net
Speeding Up Three.JS with Depth-Based Fragment Culling - Casey Primozic's Homepage
15.7 parsecs away

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| [AI summary] The author demonstrates a performance optimization for Three.js by manually implementing depth-based fragment culling to reduce unnecessary fragment shader execution.