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WebGL 2 fur simulation

WebGL 2 recently became available in latest Firefox and Chrome so it was tempting to try out some of its new features. One of the most important WebGL 2 (and OpenGL ES 3.0, which it is based upon) features is instanced rendering . This feature reduces draw calls overhead by drawing the same geometry multiple times with altered transformations. It was supported in certain implementations of WebGL 1 too but required a certain extension. Most useful for foliage and particles, this technique is also quite often used to simulate fur.