Rain effects, better lighting model, optimized code
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Fake Specular Maps from Diffuse Texture
Textures TutorialUsing the dot product of the diffuse texture, we can create fake, grayscale spec maps for textures / surfaces that don't have a real spec map texture...
Easy Fresnel Lighting Effects to Enhance Your Game World
Textures TutorialHow to use simple dot products and fresnel function to come up with inexpensive lighting effects to enhance scenes in FPS games via sun-facing brightness...
Measuring FPS Performance (Beyond % Lows)
QA/Testing TutorialAvg FPS helps measure quantity, but Coefficient of Variation is a better measure of smoothness then % Lows.
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