GPU Pro 6

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Animated Characters with

Shell Fur for Mobile Devices

Andrew Girdler and James L. Jones

3.1 Introduction

Fur effects have traditionally presented a significant challenge in real-time graph-

ics. On the desktop, the latest techniques employ DirectX 11 tessellation to

dynamically create geometric hair or fur strands on the fly that number in the

hundreds of thousands [Tariq and Bavoil 08,Lacroix 13]. On mobile platforms, de-

velopers must make do with a much smaller performance budget and significantly

reduced memory bandwidth. To compound this, mobile devices are increasingly

featuring equal or higher resolution screens than the average screens used with ...