Two or more computers connected together via cable bound or wireless communication links for the purpose of information exchange.

learn more… | top users | synonyms (1)

0
votes
0answers
32 views

Simple networking with c++: sdl_net vs enet vs raknet vs boost.asio

I started developing offline games with C++ and SDL2 and now I'm migrating to networking and multiplayer. I have read a lot of theory on game networking, UDP/TCP, etc. But I just can't figure out ...
0
votes
0answers
34 views

Property replication vs RPC notifications

I'm not talking about something such as an object position, which changes very often. I'm talking about some object state that may be changed infrequently, such as a door opening and closing. Would ...
0
votes
1answer
23 views

Send a prefab over network in Unity

I want to instantiate an object on only the server and one client. This means Network.Instantiate is out of the question and I have to instantiate it manually. Since Network.Instantiate takes a ...
0
votes
1answer
56 views

How do I create a server for an existing game I don't have the source for?

I was wondering if it is possible to create a dedicated game server for a game that already exists and you don't have access to. For example, a game on Steam that only allows multiplayer through ...
0
votes
0answers
14 views

LIBGdx - Kryonet with an InetSocketAdresse

I'm trying to implement Kryonet in my game and i'm facing some trouble. Using the source from the code i develop my server like that : try { this.server = new Server(); ...
0
votes
0answers
41 views

Reading an integer from an object input stream in JavaFX [closed]

I am trying to create a simple networked game, right now the object is to get squares moving around and able to see the other square move in real-time over a TCP network in JavaFX. My main issue seems ...
0
votes
0answers
37 views

Multiplayer game (Building Real Time Games) [closed]

I have created a game for Android , ios and Desktop. I was also planning to have a HTML 5 version of my game. I currently stuck since my game requires real time update and I aim for multiplayer. Does ...
2
votes
2answers
38 views

Synchronisation on a non authoritative networked peer to peer scene

I currently have a piece of coursework that requires 3 or more 3d simulations connected via p2p to maintain a simulation that is visually consistent amoung all peers. A big issue is that I'm not ...
1
vote
1answer
63 views

Simple Tanks game - Client-Server communication approach doubts [closed]

I want to create simple a multiplayer 2D game with tanks ( cooperative ) in C# with .NET. I also want to keep it simple, because it is only a semester project, and unfortunately i don't have time to ...
3
votes
1answer
148 views

How do I create a multiplayer server also suitable for local single-player?

I've created a voxel game in C++, OpenGL and SFML, and I want to make it multiplayer. I'd like to make it similar to Minecraft's client-server model: The single-player is just a client to the hidden ...
19
votes
3answers
2k views

Why do some networked games use interpolation and some use pathfinding for remote movement?

This is a bit of an open question but I'd like to see someone contribute a good reasoning for both. For a quick example of both: Interpolation Model Think the Valve model where the client is ...
1
vote
1answer
32 views

Why do Unity networking libraries fail when building for the Windows Store?

I am using Lidgren and RSA in my networking framework, but things like IPAddress are "nonexistent" when I try building for windows store. RSA classes don't work, either. Why is this? How could I ...
0
votes
3answers
86 views

Game Networking: Client request or Server Sending

I'm trying to implement a basic client-server setup for my game. But what confused me was how I would approach sending updates. Would I do: Server has a tickrate, let's say at 20ms. Each tick would ...
0
votes
1answer
33 views

GameObject scope over RPC call

Debugging my code I faced some unexpected behavior. I called an RPC using uLink.NetworkView on the server passing some parameter including a GameObject tagged as Player. Inside that RPC I make a ...
0
votes
1answer
89 views

How to send object transform position coordinates over UDP from Unity 3D

I'm trying to send the x, y and z coordinates of an in-game object over UDP. I found a script in a Unity forum which should send info over UDP and as I understand it it should send the information ...
15
votes
5answers
2k views

What is better? Lots of small TCP packets, or one long one? [closed]

I am sending quite a bit of data to and from a server, for a game I'm making. I currently send location data like this: sendToClient((("UID:" + cl.uid +";x:" + cl.x))); sendToClient((("UID:" + ...
0
votes
1answer
67 views

Player position on second player connection

I'm having some trouble trying to run my game for the multiplayer part. I'm creating a 2d game. I have followed this tutorial : ...
2
votes
2answers
107 views

Should I ping for a TCP-based game?

I have a head-to-head game where two players communicate through a server based on TCP. I am planning to implement a ping/pong mechanism in order to detect network disconnection situations. For ...
1
vote
0answers
23 views

Can a local UDK server have two clients connected locally?

To do some basic testing on players interacting with other players I would need to have at least two players in my world. My solution is to run the server from my computer, then run two clients. When ...
0
votes
4answers
133 views

Assign each player a unique ID?

For my game's multiplayer matchmaking and back-end, every player is assigned a unique GlobalID and LocalID. The GlobalID is used for keeping track of all players and the LocalID is for keeping track ...
1
vote
1answer
61 views

What's the scope of RPCs in unity?

I can define several RPCs in unity and I can call them via the networkView component. But it seems that it gets the RPC called regardless where it is defined. So I was wondering to know how do the ...
0
votes
0answers
56 views

Hiding actual IP of a Game Server [closed]

I've developed a game server which has 3 layers Login Server(That connects AI Server) AI Server(That connects game logic server) Game Server I want to prevent DDOS attacks as much as possible and ...
4
votes
2answers
397 views

How do I efficiently send RTS unit selections over the network?

I have a multiplayer RTS game with every unit assigned an ID. How can I efficiently send across a network the units selected by a player? For example, Starcraft 2 has upwards of 200 units per player ...
0
votes
0answers
45 views

How to deal with cheat avoidance and trusted client issue [duplicate]

I hope not to be off-topic here. At the moment I'm dealing with networking programming for the game I'm working on and I found different possible scenarios. I started to build code using a Platform ...
1
vote
1answer
30 views

UDK ping check without joining a game?

I have made great strides in creating a custom built server browser for UDK. It registers servers with a master, and the client can download the list and populate the server browser. However I'd like ...
0
votes
1answer
61 views

PlayFab Custom Server Integration

I want to use PlayFab to host and manage my server instances but I'm unclear on how to implement the requirements they listed here. My server SDK is in .Net and I'm hoping I can fulfill all the ...
6
votes
2answers
268 views

How to keep server-client clocks in-sync for precision networked games like Quake 3?

I'm working on a 2D top-down-shooter and doing my best to copy concepts used in networked games like Quake 3. I have an authorative server. The server sends snapshots to clients. Snapshots contain a ...
2
votes
1answer
214 views

NAT punchthrough failed

I finished my game while I was unaware of this error since it only shows up when I disable "WIFI" on my phone and testing it with 3G and 4G. Otherwise, when both devices are on my personal network ...
-1
votes
1answer
59 views

How to estimate number or packets required to sent per second in a multiplayer lockstep RTS game?

Considered a typical lockstep implementation, what's a solid rate to send packets at for UDP protocol that games can start with in the beginning? If anyone has experience in this field, I'd like to ...
1
vote
2answers
72 views

Encoding/decoding data with byte arrays

For my multiplayer game, I'm trying to figure out a system to send multiple pieces of data from one client to another and separating pieces of data. When sending a message, all parameter data has to ...
0
votes
0answers
129 views

Unity Photon/PUN - Updating booleans with RPCs

I'm using the latest version of unity with Photon's PUN library. I used a tutorial to make a really simple multiplayer game (cubes moving around) which works fine. Now I'm trying to make a turn based ...
2
votes
1answer
101 views

RTS Lockstep: How to deal with high latency and packet drops?

In the lockstep RTS model, I understand how games can be made deterministic by sending across commands to run at designated frames in the future. Then, to keep everyone in sync, confirmations are sent ...
0
votes
0answers
134 views

Unity Networking RPC confusion

I'm new to Unity Networking as well as networking in general. I am looking to call an RPC on multiple machines, but for the RPC to do something different if the machine executing the function is not ...
2
votes
1answer
131 views

Client-Server Game Communication (w/ Protobuf, Relevancy and Delta Compression)

So, I have reached another problem while trying to implement my client-server communication. From everything I've read there are three main ways to minimize packet size: Only send what has changed ...
1
vote
1answer
84 views

Should I switch to UDP for a mobile p2p game when considering 3G network?

I have been making a mobile game that is similar to "Street Fighter" where two players play with each other via Internet. The game sends out a small packet (controller status) to the other party ...
2
votes
1answer
88 views

how to sync two players to start at the same time for a head-to-head networking game?

I am developing a game similar to "Street Fighter" and two players can fight each other via Internet. The networking model is "lockstep" by trying to sync user controller status for each frame. When ...
0
votes
1answer
83 views

Implementing Client-Server Delta Compression (with Protobufs)

I am writing a 2D real-time RPG in C# and I am trying to implement client-server communication using protocol buffers. I am trying to figure out how to implement delta compression to reduce message ...
4
votes
1answer
72 views

Lockstep dealing with lag

I understand how properly connected clients in a lockstep model deal with lag but what about the lagger? How does the lagger know that he or she is lagging? Should I continuously ping the central ...
2
votes
1answer
162 views

In-Depth Lockstep Explanation

I'm making a multiplayer game built upon a lockstep system and I'd just like a better grasp on the concept. My main question is on how to get every command to simulate at the same time on every ...
3
votes
0answers
88 views

client-server network model for top-down WASD game [closed]

I'm currently working on a multiplayer game with top-down camera view and WASD player control, similar to Bloodline Champions. Projectiles, spawned by players are relatively slow and clearly visible, ...
0
votes
1answer
73 views

In lockstep networking game, how to handle sudden lags and disconnection?

I am trying to implement a game similar to "Street Fighter" by using lockstep networking model so that two players can play remotely via Internet. I have read a lot of articles about lockstep ...
2
votes
3answers
118 views

Is this a viable architecture for lag compensation?

In some games/engines (such as Source), the server compensates for latency by applying player inputs in the past. Whenever the server receives a player's input for a frame, it rewinds the game to the ...
2
votes
1answer
130 views

Is there a pattern for handling multiple game states?

I'm experimenting with writing a multiplayer game, almost from scratch (I'm using C++, OpenGL, ENet, and platform-specific APIs) with a client/server networking model where the server is ...
3
votes
1answer
91 views

Sending Client Input to Server (which way?)

I am trying to get networking working for my game, I've read several sources of information about this subject but one thing is still unclear for me. The way I process client input is by executing a ...
1
vote
1answer
104 views

How to securely retrieve game stats from clients in a p2p game network?

I'm working on a P2P game and I know I should never trust the clients. I my architecture, there is a "Master Server" that stores game room (host) informations. Players can create their own rooms ...
2
votes
1answer
556 views

How can I make Network.RPC call a method with params object[]?

Why do I need to do this? The game I'm working on fully conforms to a component style design. Every component that a game object uses is placed on the object and is disabled/enabled based on it's ...
2
votes
1answer
424 views

How to output to the Oculus and a 2D screen?

We'd like to present an Oculus game to a large group of people. Not everyone will have an Oculus headset, so we'd like to output to both the Oculus and a second display. The problem is that the ...
4
votes
1answer
355 views

How can I separate component functionality from networking logic?

Is it possible to make network independent components that allow networking details to be specified externally? For example, if I have a "Follow" script that follows a game object, it would need to ...
2
votes
1answer
88 views

When two RPC methods have the same name, which is called?

I have a situation where I would want two of the same components( in a hierarchy ), to be on a GameObject. If this component has an RPC method, it obviously cannot change name per instance of the ...
7
votes
3answers
2k views

Are completely dumb client multiplayer games feasible? [closed]

Is it possible to make a networked game, where each client displays a pixel array sent to it by the server, and sends inputs back to the server? This would be much simpler to implement than using ...