Rainer AngermannCo-Founder

@rangermann

• Games

• Mobile apps

• Public installations

• Headquarters: Graz, Vienna

• 25+ titles since 2006

• Agile, low overhead

• Work for hire

• Game porting

• Game development fromscratch

RAREBYTE

• Rarebyte as unincorporated association since 1999

• ParadiGm – FPS, own engine, own editor, never released

THE BEGINNING

GREEDY FLY

• TPS MMO, own engine, own editor, never released

THINK BIG?

• Reality-check your ideas

• Manage your available

resources

• Do not start an MMO…

ever…

• 2005 – Waterstorm development started

WATERSTORM

• 2006 – Rarebyte company

• 2008 – Waterstorm release

WATERSTORM

Game Development in Unity

UNITY – WHY USE IT?

• Focus on making games

• Affordable

• Community

• Re-use code and assets

• All major platforms

„Small“ Projects:

• Setup scene in Unity

• Write some code

• Test in Unity editor

• One target platform

„Build and Run“ and you are done!

BUILD PROCESS

• Build/device settings

• Signing identity

• Provisioning profiles

iOS BUILDS

Unity

Xcode Device

BUILD SYSTEM

• Unity (commandline)

• Proprietary build

configurator

• Game State System

• UI Panel System

• Webservices

• Localization

• Asset Bundle Loading

• Logger

• On-Screen Console

RAREBYTE LIBRARIES

Performance Tips

PERFORMANCE OPTIMIZATION

• Graphics/Shaders/Lighting

• Assets/Textures/Meshes/Import Settings

• Physics

• Audio

• Platform-specifics

• Scripting/Game Code

• Gendarme

• Unity rules

STATIC CODE ANALYSIS

https://github.com/fderudder/unity-gendarme

• Cache your components!

• Avoid GetComponent() callsin Update() or FixedUpdate()

CODING TIPS

• Avoid empty MonoBehaviourmethods

CODING TIPS

CODING TIPS

• Use Coroutines

• Avoid GameObject.Find (), GameObject.FindByTag()

• Don‘t use SendMessage() (100x slower!)

PROFILER

PROFILER

POOLING

• Expensive Instantiate() calls

• Use a pool for game objects that need to be instantiated/killedfrequently

• https://unity3d.com/learn/tutorials/modules/beginner/live-training-archive/object-pooling

ADVANCED OPTIMIZATION

• C# Memory and performance tips for Unity:

http://www.somasim.com/blog/2015/04/csharp-memory-and-performance-tips-for-unity/

• for-each vs. for etc.

• GC

GENERAL ADVICE

• Code style/readability (format your code!)

• Use English for all names etc.

• Do not be afraid of refactoring/renaming

• Use a portrait resolution if your game is portrait

• MonoBehaviour/inspector: Use private members with [SerializeField]

• Unity Console (errors/warnings)

www.rarebyte.com

facebook.com/rarebyte

@RarebyteGameDevQUESTIONS?