Graphics on the iPhone The Fast Learners Accelerated (Survival) - PowerPoint PPT Presentation

Graphics on the iPhone The Fast Learners Accelerated (Survival) Guide

aptocore Five co-founders – all previously worked at Deadline Games on Watchmen: The End is Nigh (PS3, Xbox 360, PC) and other titles. Now the iPhone for game (technology) development. Two small games on App Store and AGON Online (Xbox Live-ish community system) just gone into open beta.

Outline

The iPhone* as a Gaming Platform Units Sold Units Sold Benef Benefits its

iPhone Hardware

iPhone OS Technologies

Now: Examples & Demos Next: Performance

OpenGL ES 1.1

Simple OpenGL Example

What Do You Get From:

An Air Hockey Game! On the App Store: Grolsch Game

Advanced Example

Primary Color: Light Vector 1 st Combine Dot3 Texture 0: Normal Map 2 nd Combine Modulate Texture 1: Diffuse Texture Map Output: N.L * Diffuse Color

1 st Combine

2 nd Combine

Per-Pixel Lighting Oolong Engine Example Credits: Wolfgang Engel oolongengine.com

Now: Performance Hints Next: Conclusion & Questions

Don’t Mix OpenGL and Native Platform Rendering

Tile Based Deferred Rendering

Texture Optimization

Careful State Management

Further Optimizations

Optimizations in General

Conclusion

Questions?

Demo: AGON Online Bonus Feature

Bonus Slide: Existing Engines Unity Torque ShiVa Oolong