Tag: tutorial

How far back should the screen go?

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mathtutorial

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Earth Normal Maps from NASA Elevation Data

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In this post, I'll describe how to convert a raw NASA height map of earth into a normal map, which then can be used for bump/normal mapping 3D models.

tutorialcode

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Using ofxPlaylist

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A playlist-based animation library for openFrameworks. Developed over a couple of years and used in a growing number of permanent installations, deployed on OS X, Windows and Linux.

tutorialcode

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Flat Shading using legacy GLSL on OSX

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Flat shading gives geometry an edgy and geometric look and keeps the faces of meshes sharp and clean. Sometimes that's all you want. Let's discusses how to optimise geometry for flat-shading. And let's face some provoking vertices using OpenGL.

tutorialcode

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