A game which is played by several players. The players may be working cooperatively or competitively (either against each other or the game).

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3answers
497 views

Suitable Client Server setup for Network Game testing

I want to test my Client/Server game for which, currently, I am using localhost for both Client and Server. Obviously I'm not getting any fluctuation in data and measure idea of performance, and in ...
3
votes
4answers
181 views

How to avoid duplication using client-server model

I am using a client-server model to write a multiplayer-capable game (in Java). Currently the clients and the server are using the same code to run the game logic, in order to enable client-side ...
3
votes
1answer
177 views

How are multiplayer mods created?

How do you make a single player game into a multiplayer one? For example: SA-MP San Andreas Multiplayer and the new Just Cause 2 Multiplayer. Before making the mod, did they need permission? How did ...
3
votes
3answers
217 views

Will making players pay a virtual currency before entering a match discourage them from playing?

I'm making a multiplayer match-making game, and by my current design, people will need to pay a small fee before joining a match. At the end of the match, the team that won will get the money. That ...
3
votes
2answers
861 views

Elegant way to handle packet loss in a lockstep P2P RTS?

What's an elegant way to handle packet loss in a lockstep simulation peer-to-peer RTS where only player input data is sent over the network? For example, let's say it's tick 1000 and player 1 sends a ...
3
votes
3answers
752 views

Required Security Precautions for Flash / AS3 Multiplayer Game

I have created a couple of games in Flash/AS3 and am playing with programming a flash-based multiplayer (possibly mmo?) game where the application will communicate with a server over a socket ...
3
votes
1answer
239 views

What advantages are there to the one-port-per-client approach for a multiplayer server?

There are a few older games (Quake III and Hexen II to name a couple) where the server assigns a port per player. Are there performance advantages to this? I suspect there may be, since Carmack & ...
3
votes
1answer
186 views

Rate-limiting players actions in a multiplayer game

I'm thinking about building a multiplayer game with combat between players and monsters. Actors need to have a maximum actions per minute, otherwise users could cheat by holding down the attack key. ...
3
votes
2answers
958 views

What is dead reckoning and how do you deal with it?

I've come across this problem before and it would be good to know the different ways of solving this problem.
3
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1answer
235 views

Handling actions in component based multiplayer game

Please stay with me as I explain my question. I'm creating a multiplayer game. My design pattern follows broadly thoughts described in the post here. The idea is that each actor whether be it a ...
3
votes
1answer
2k views

Google Cloud Messaging (GCM) for turn-based mobile multiplayer server?

I'm designing a multiplayer turn-based game for Android (over 3g). I'm thinking the clients will send data to a central server over a socket or http, and receive data via GCM push messaging. I'd like ...
3
votes
2answers
220 views

Implementing a multilanguage AI contest platform

This is a followup to this question. To sum: I'm implementing an AI contest site, where each user may submit several AI implementations for different games. Think about Google AI Challenge but instead ...
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votes
4answers
1k views

Red5 or zendZMF or BlazeDS or Cirrus?

I've been trying to develop a multiplayer turn based game which is mostly free to play - I just want to see if the game idea is appreciated - hence I want to do it with minimal cost and I'm confused ...
3
votes
2answers
544 views

How to make a chat lobby in my game?

I'm writing my own RTS game in Delphi. Single-player part is almost done and works well and I'm thinking about adding multi-player to it now. There's going to be a lobby where players should be able ...
3
votes
2answers
752 views

client/server Silverlight turn based game - domain model question

I am making multiplayer (2 players) Minesweeper like the one that's available on MS Live Messenger. Client side is going to be silverlight, server side will be MVC Application. Client (the one who is ...
3
votes
1answer
141 views

Input prediction and server re-simultaion

I have read plenty of articles about multiplayer principles and I have basic client-server system set up. There is however one thing I am not clear on. When player enters input, it is sent to the ...
3
votes
1answer
270 views

How to properly do weapon cool-down reload timer in multi-player laggy environment?

I want to handle weapon cool-down timers in a fair and predictable way on both client on server. Situation: Multiple clients connected to server, which is doing hit detection / physics Clients ...
3
votes
2answers
168 views

Making online battles take time

Let's say I have an account on an MMORTS and I send my 10,000 strong army to a location on the map. I then shut off my computer. Another player gives orders to his 10,000 strong army to walk to the ...
3
votes
1answer
288 views

Architecture of an action multiplayer game from scratch

Not sure whether it's a good place to ask (do point me to a better one if it's not), but since what we're developing is a game - here it goes. So this is a "real-time" action multiplayer game. I have ...
3
votes
0answers
1k views

Use “Google Play Game Services” (Multiplayer feature) with LibGDX [closed]

i'm developing a simple game (for Android, using LibGDX Framework) and i would like to implement multiplayer feature to it. So, since the main project with the logic of the game in LibGDX is separated ...
3
votes
1answer
646 views

Validating multiplayer actions when using Javascript Game Engines client-side

I am using one of the many javascript game engine (impactjs, craftyjs, melonjs, easeljs etc) out there to handle the animation client-side. And I have a way of calling server-side functions and ...
3
votes
0answers
174 views

Getting error messages from my server [closed]

I'm working on client-server-client game. Client is sending their status (position) 30 times a second. I'm using Lidgren.Network namespace for networking (server, client). I've got two questions: 1. ...
3
votes
2answers
1k views

Determinism in multiplayer simulation with Box2D, and single computer

I wrote a small test car driving multiplayer game with Box2D using TCP server-client communcations. I ran 1 instance of server.exe and 2 instance of client.exe on the same machine that I code and ...
2
votes
4answers
706 views

Key mapping for a 2-players game

I've been struggling for a while trying to figure out the best way to map two players on a single keyboard. Let's consider something generic: Arrows Validation Cancel (optional) Some common actions ...
2
votes
2answers
226 views

What sort of data should be sent for mouse-based movement in a multiplayer game?

I'm new to the Multiplayer Rodeo here so please bear with me... I am just getting started and I'm trying to figure out how to deal with movement. I've looked at the question Best way to implement ...
2
votes
3answers
217 views

How can we validate subjective inputs from a client?

Let's propose for a minute where we have a game using something like the Virtuix Omni. You track feet movement. You track the speed at which they run. Now, let's suppose we want to translate this into ...
2
votes
1answer
249 views

How should bots be recognised in a game?

I'm interested in how bots are usually written. Here's my situation: I plan to make an online 2D mecha game in HTML5, and the server-side will be done with node. It is intended to be multiplayer, ...
2
votes
1answer
731 views

Scripting for a C#, multiplayer game

I have a multiplayer game written in C# and we've recently been creating a lot of content but have been looking for a way to give our entities customization logic that the designers can hook into. I ...
2
votes
1answer
614 views

Better ways of handling the server for a Multiplayer Browser Based Game [closed]

I am looking to create a multiplayer browser based game, similar to tribal wars and such, and i'm trying to think of better ways of handling the server, for example when troops and buildings are ...
2
votes
1answer
2k views

Multiplayer XNA without a LIVE account? (PC)

I decided it was time to stick in a bit of multiplayer into my game, but came across my first hurdle when i quickly downloaded an example from the XNA website. It prompted me with a login to live. ...
2
votes
1answer
191 views

Does concurrency inherently introduce “randomness” into a game?

When a game is implemented with concurrency (as most games are), does this necessarily, by its very nature, introduce an element of randomness into the game that is outside of the players' control? ...
2
votes
1answer
855 views

Real-time UDP multiplayer games: ping measurement?

In real-time multiplayer games that use UDP for the actual game (CS:S, UT, etc.), how is network latency (ping) measured? More specifically, how do you find out how long ago a UDP packet was sent? ...
2
votes
1answer
284 views

What is wrong with my technique for transmitting server and client game state?

I'm doing a network implementation of a fast-paced game. I have a puck on bot the server and client side of the simulation. I want to update the client puck position only if they are on the same ...
2
votes
2answers
365 views

Which platform and what strategies can I use

There's this game, that I've been wanting to make for quite some time. It's a project that I've started and had to abandon in the middle a couple of times. However, this time I'm determined to finish ...
2
votes
1answer
366 views

Are frequent game updates a solution for preventing multiplayer cheating?

I'm creating a game on Android where the enforcement of rules can only take place on client side (I can't shift it to server side...think aimbotting but in my case I wouldn't even be able to use ...
2
votes
1answer
312 views

Client Server UDP Jumping

I don't really think this is an issue with the fact that UDP can drop packets (I'm using Lidgren and using ReliableInOrder), but basically, in my game, the client send the input keys (if forward is ...
2
votes
2answers
420 views

How often to SendData() in my peer-ro-peer XNA game?

Currently I call myLocalNetworkGamer.SendData(myPacketWriter, ...) every Update(). 60 times a second sounds too much. Is there an inbuilt way to only send less often? How often should network ...
2
votes
2answers
566 views

Simple Math Multiplayer game - is Ajax sufficient?

I'm planning to create a simple math multiplayer game and I plan to just use Ajax for the server/client communication but I'm not sure if this is sufficient or if I need a socket server. The game ...
2
votes
1answer
842 views

How should I display ping in a client-server-client multiplayer?

Say I'm having a multiplayer RTS game. There's a main server for each individual game and several clients connected to it. All packets are sent to server first and then server retransmits them back to ...
2
votes
2answers
174 views

Multiplayer FPS Gameplay: How to encourage players to dispense ammo?

In the Battlefield: Hardline beta, players can now obtain health and ammo directly from other players, without having to ask for it via the command rose. Here's two examples of how asking for health ...
2
votes
1answer
130 views

How do I manage multiplayer login?

How is the typical login, loading the level and spawning handled? For example: Client sends "iwanttologinwithcharacterx" Server does some validity checks and instantiates characterx Server sends ...
2
votes
1answer
950 views

iOS game integrated with Facebook - Random game

How could I implement a random game for iOS via Facebook. I registered my game with Facebook and done everything so far... Can Facebook do such a thing? EDIT I connected my app to Facebook, I can ...
2
votes
2answers
1k 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 ...
2
votes
3answers
878 views

What's an efficient way to represent game state for networked games?

I've done a little bit of network coding for games before, but primarily with TCP for games that don't really need to simulate real-time interaction. I am working on a (somewhat) simple 2D Java game ...
2
votes
1answer
272 views

Server related questions and it is available options?

i went thru a lot pages here searching for information about the "server side" of a multiplayer game, while i did found some information they were not exactly what i was looking for. What is the ...
2
votes
1answer
74 views

how did coordinate-handling in old flightsimulators work?

Im currently working on a combat flight simulator pure for own fun. Using a floating-origin i thought the float inprecision was history, however this was the case untill i tried adding multiplayer to ...
2
votes
2answers
648 views

Game Database Connectivity Java

I'm developing a simple multi-player puzzle game in Java. Both players should be able to view the same game board on his own computer. Then, when one player makes an action in the game (ex. drags an ...
2
votes
2answers
3k views

How to build a turn-based multiplayer “real time” server

I want to build a TCG for mobile devices that is multiplayer over the web (not local wifi or bluetooth). As a player plays cards I want the second player to see what is being played in "real time" ...
2
votes
2answers
802 views

Architecture for html5 multiplayer game?

Hello I want to write a HTML5 multiplayer game in which there are rooms with two players answering a series of questions with 3 possible answers, 10sec/question, which are being downloaded from a ...
2
votes
2answers
483 views

What are my tool options to prototype a 2D online multiplayer game? [closed]

I'm looking for the best tool to allow me to quickly put together a 2D game that relies largely on networking. It's extremely likely that this game will require a server side program to constantly ...