Slides to accompany hands on F# games workshop in Paris

1. READY, STEADY, CROSS
PLATFORM GAMES
Phillip Trelford, @ptrelford
F# Paris 2015, #fsharp

2. F#UNCTIONAL LONDONERS
• Founded Feb 2010
• 1000+ Members
• Meets every 2 weeks
• Topics include
• Machine Learning
• Finance
• Games
• Web
http://meetup.com/fsharplondon

3. DON’T GAME CODERS USE C++?
YES
• Engines
• Graphics
• Sound
• Physics
NO
• Scripts
• AI
• Interaction
• Tools

4. DO THEY REGRET IT?
Veteran Games Programmer John
Carmack extolling the virtues of
functional programming at QuakeCon

5. THE F IN F# STANDS FOR FUN!
Phillip Trelford, @ptrelford
Progressive .Net Tutorials 2015, #prognet

6. QUAKE 3 – F# SCRIPT
Will Smith @TIHanTime6h
@brandewinder @7sharp9 Finally got something going in #FSharp #Quake3. Messing
around with the weapon position. :) pic.twitter.com/zAZ439Kdch

7. MOBILE?
Phillip Trelford, @ptrelford
Progressive .Net Tutorials 2015, #prognet

8. PORTABLE IS DEAD…
LONG LIVE MOBILE
• Android games now out-selling games for Sony and Nintendo handhelds
• IDC and App Annie's study suggests that iOS and Android combined now
generate four times the revenues of dedicated gaming handhelds
- Guardian

9. CROSS PLATFORM GAME ENGINES
Designer-orientated
• Unity (C#, F#, JavaScript, Boo)
• PhoneGap (JavaScript, F#, …)
• Marmalade
• …
Code-orientated
• XNA/MonoGame (C#, F#)
• PyGame (Python)
• Love (Lua)
• DirectX (C++)

10. F# FOR GAMES

11. EXAMPLE APPS
Path to Go | XBLA Pissed off Owls| iOS Pool | WebGL

12. FRAMEWORKS FOR GAMES
•.Net
•WPF/Silverlight/WinRTXAML
•.Net/Mono
•XNA/MonoGameXNA
•F# to JS Compilation
•WebSharper/FunScriptHTML5

13. XNA IS DEAD
Phillip Trelford, @ptrelford
Progressive .Net Tutorials 2015, #prognet

14. LONG LIVE MONOGAME
• Develop in Visual Studio (PC) or Xamarin Studio (Mac & PC)
• Cross Platform
• iOS
• Android
• Windows
• Mac OSX
• Linux
• Playstation Mobile
• Ouya

15. CROSS PLATFORM F#
.Net
•Windows
•Windows Store
•Windows
Phone
Mono
•Mac
•Linux
•iOS
•Android
•Ouya
•Playstation Vita
JS
•Chrome/IE
•iOS
•Android
•Blackberry
•Windows
Phone
•Windows Store

16. BUT WAIT…

17. PROTOTYPE
10 WRITE Prototype
20 PLAY Prototype
30 IF fun THEN GOTO 20
40 GOTO 10

18. TASK: FLAPPY BIRD

19. RESOURCES

20. CHOOSE YOUR OWN ADVENTURE

21. TOOLING
MonoGame
Paint.Net / Gimp
MusicMaker Jam
Bxfr.Net (Sound effects)
Google

22. F# KOANS
//---------------------------------------------------------------
// About Let
//
// The let keyword is one of the most fundamental parts of F#.
// You'll use it in almost every line of F# code you write, so
// let's get to know it well! (no pun intended)
//---------------------------------------------------------------
[<Koan(Sort = 2)>]
module ``about let`` =
[<Koan>]
let LetBindsANameToAValue() =
let x = 50
AssertEquality x __

23. TRYFSHARP.ORG

24. BUY THE BOOK

25. Steps:
1. Enter game jams
2. Join 1 game a month
3. Publish your indie game
4. Make $$$
5. Go to 1