A sample demonstrating how to enable Game Center support in monotouch. It shows how to authenticate with GameKit as well as how to report score and achievement.

This sample based on Apple's Game Center example:

https://developer.apple.com/library/ios/samplecode/GKAchievements/Introduction/Intro.html#//apple_ref/doc/uid/DTS40011367

https://developer.apple.com/library/ios/samplecode/GKLeaderboards/Introduction/Intro.html#//apple_ref/doc/uid/DTS40011368

https://developer.apple.com/library/ios/samplecode/GKAuthentication/Introduction/Intro.html#//apple_ref/doc/uid/DTS40010933

Bo Pang