Game Center is the social network and associated back end tools for Apple's mobile and desktop platforms.

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0
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1answer
29 views

How can I know when a player quits out of a turn from the Game Center UI?

In an iOS Game Center managed turn based game, if a player quits out of turn from the Game Center UI, then turnBasedMatchmakerViewController:playerQuitForMatch isn't called (as expected). However, the ...
4
votes
1answer
185 views

Do leaderboard sets (in Game Center) allow 500 unique leaderboards?

The Game Kit Programming Guide for iOS claims: The number of different leaderboards allowed increases to 500 leaderboards per game when leaderboard sets have been enabled...Leaderboard sets ...
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vote
0answers
34 views

GameCenter and multiple user's data on same device

I was wondering. Is there any official guidance from Apple suggesting how to deal with multiple GameCenter users data on the same device? My current plan is to create one file for each user and a ...
0
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0answers
43 views

Game Center find the place of the user

I have integrated game center into my game and I want to make a game center achievement that is completed if the user holds the #1 spot on Game Center. How do you access that information with code? ...
1
vote
1answer
102 views

How should I manage persistent score in Game Center leaderboards?

Let's say that I'm developing an iOS RPG where the player gains 1 point per monster kill. The amount of monsters killed is persistent data: it is an endless adventure, and the score keeps on growing. ...
0
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0answers
221 views

How to use Unity3D Social for OSX?

I can't seem to find any documentation using the Social APIs with OSX. I can successfully use the iOS Social Libraries, but when I translate it over to OSX, it doesn't do anything. Also please refrain ...
0
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0answers
48 views

Doesn't clear sandbox after Quit game in IOS6

I created a turn based game by using game center. When I quit the game , in sandbox it doesn't clear. All quit games are listed in sandbox. How can I clear the sandbox ? Thank you.
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0answers
98 views

GameCenter invite friend with list of GKInvite

I am using Game Center in my game for iPhone in IOS 6. I have a tableview with a list of GameCenter┬┤s friends . When I click a friend name, this friend recieve anotificati├│n (Game Center Notification) ...
7
votes
1answer
191 views

How can I prevent a buggy old version of my game from posting scores to the Gamecenter Leaderboards?

I found that an older version of my game has a bug that causes some crazy scores to be posted to the leaderboard. I can delete these scores by editing the acceptable range in iTunesConnect and my ...
3
votes
1answer
107 views

Should “games played this week” be computed from a fixed or running time span?

I'd like to create a leaderboard that shows how many games each player has played. This works fine for the "all time" section in Game Center, since I can just submit the total number. But what I ...
2
votes
2answers
714 views

Sync clocks on a real time multiplayer game - Is this ok?

I'm developing a multiplayer game through Gamecenter in unity with prime31 plugin. This is how I sync the clocks of the two players (right now there will only be 2 player in one match), and I wanted ...
0
votes
2answers
585 views

Which platform (server) use for turn based card game?

My game will do next: Dealing 4 cards to every player Random player is turning over 1 card, after him another (which has seen card of previous player) and etc. On the end player with the highest ...
3
votes
2answers
801 views

Presenting game center leaderboard

I have the following code: -(void)showLeaderboard { GKLeaderboardViewController *leaderboardController = [[GKLeaderboardViewController alloc] init]; if (leaderboardController != NULL) { ...
0
votes
1answer
738 views

Integrating game center into cocos2d

I have a Cocos 2d game in which I want to have achievements and a leader-board. What are the steps I would need to take? Thanks P.S All of the tutorials I have found are outdated. So please write ...
1
vote
2answers
118 views

Submit scores for multiple players to Game Center from one iPhone

I have a quiz game, which i would like to integrate Game Center for. This is a "local" multiplayer game with the possibility to play six players per match. Is it possible to submit scores to the Game ...
3
votes
2answers
165 views

Is it possible exchange points between players using Game Center?

I want to create a turn based two player game. In my game in a certain stage if player 1 loses he must give few points that he have to the opposite player. The game is implemented with game center. Is ...
2
votes
1answer
244 views

Game Center: Leaderboard score inconsistencies

Background I'm currently developing a simple library that mirrors Game Center's functionalities locally. Basically, this library is a system that manages achievements and leaderboards, and optionally ...
2
votes
1answer
204 views

Design leaderboard ratings for quiz games

Back in March 2011 i started the following post: How to design a leaderboard? Now my quiz game have been out for approximately a year and sold pretty decently. I am working on to update the game ...
3
votes
1answer
189 views

Issue with TurnBased Multiplayer Game in Game-kit

I am working with cocos2d game in which i am implementing Game-kit. My game supports multiplayer option. Actually as given example Raywenderlich link. I am GKTurnBasedMultiplayer class from Game-kit. ...
5
votes
1answer
625 views

iOS Game Center - Quit turn-based games for previous version of app

I have a game on the iOS App Store that uses Game Center for turn-based multiplayer (GKTurnBasedMatch). I recently updated the app with a new game mode and I had to change the network protocol for ...
0
votes
1answer
80 views

Should be GameKit used together with GameCenter?

As far as I understand, GameKit provides Bluetooth-maches, while GameCenter allows to play matches through internet. So it looks like the best scenario is to use both of them? Is this reasonable?
4
votes
2answers
2k views

How to synchronize clocks in multiplayer game?

I have 2 to 3 clients, that can exchange messages through Apple Game Center. The only synchronization I need is: start the game at the same moment. I guess this involves clock synchronization. How ...
0
votes
1answer
235 views

How to test a turn-based ios Game Center game with 2 devices?

This might well be a very dumb question, but here goes anyway, I'm planning my turn-based ios game center game, obviously I know I'll need 2 iDevices to test it on, but how would I test the online ...
0
votes
2answers
353 views

What is the most secure way to archive a GKScore to be re-submitted later?

I'm looking for the safest way to archive and store a GKScore that needs to be re-submitted to Game Center (say, because the user didn't have a network connection at the time the score was earned). I ...
6
votes
1answer
3k views

Network client-server message exchange and clock synchronization help

i'm doing a fast paced physics game that is a table hockey. With two mallets and one puck. The game runs on iphone / ipad and i'm doing the multiplayer part through GameCenter. This is how the ...
2
votes
1answer
173 views

How can I create a smooth simulation for a fast-paced, multiplayer table hockey game?

I'm adding multiplayer to an iPhone game that we have in our company. It's a sort of 'table hockey' game, with a puck and two mallets. It's a pretty fast game, so I need a smooth experience at both ...
2
votes
3answers
797 views

How do I make a turn based game for two players who play with different devices on iOS?

I only have experience in physics-based games in cocos2d. I want to develop a turn-based game in Cocoa Touch (iOS). Two players will play this game on different devices which connect via Bluetooth or ...
-3
votes
1answer
341 views

openfeint or gamecenter? [closed]

which one has more potential customers, easier API, and wider feature list? i'm going to develop implement one of those two for highscore recording in my game which ones gives more advantages? and by ...
3
votes
2answers
194 views

How do I allow a player to manager several games at once with different players using game center?

I wish to do a turn based multiplayer game like Words with friends on the iphone. I would like to know the approach for the implementation to allow the user to continue games that are currently still ...
8
votes
1answer
637 views

How are you handling scores that can worsen (e.g. Elo rating) in Game Center?

Currently, Game Center leaderboard scores can only change one-way (e.g. increase). This makes it impossible (I think) to deal with Elo ratings and the like. How are you getting around this in your ...
1
vote
1answer
411 views

Mini Game Platform for PC - similar to Warcraft III Custom Games

I think it would be fun to make a game for pc that has an online community like Warcraft III (the RTS, not the MMORPG), aka there's lobbies and chat rooms and users can host games to play with ...
3
votes
1answer
708 views

Apple Game Center - Sharing Data between 2 SKUs possible or not?

Question: Is it possible to access the same leaderboards and achievements via GC from 2 versions of a game (i.e. 2 different SKUs, one for iPhone/iPod and another for iPad. Where both are actually the ...
1
vote
5answers
1k views

How can I make my score-based game addictive?

I need some ideas to make players interested in the game result. Otherwise, the player plays again to get high score. My game is a calculation game that measures the speed of calculations that the ...
5
votes
2answers
195 views

Game uses gamecenter in iphone - can I design a fallback for 3G and prior devices?

If I develop a game using gamecenter, does itunes connect lock me in to only supporting 3GS and above with iOS 4.0 and above, or will it still allow sales of my game on older devices (as long as I ...
4
votes
1answer
376 views

Can I start implementing Game Center in my iPhone app, without having created a new app in iTunes connect?

I'm in the process of developing a game for the iPhone and I want to add Game Center support to it. The problem, as I see it, is that I need to have named my app, created an icon and uploaded ...