Questions tagged [multiplayer]

Played by multiple players, cooperatively or competitively, locally or remotely.

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10 views

Unity5 NetworkServer spawn method works only inside the editor

I have a script that calls the server to spawn an object when the user press a certain key. The script inerhits from NetworkBehaviour and is attached to the players prefab. ...
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26 views

Game Maker picking the wrong network adapter for broadcast

In my game I need to get the local network IP of the computer that is running the game, and for that purpose I have the following code: ...
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231 views

How can I reverse engineer an old MMO?

I want to revive an old MMO. Only the old client exists from the game, so I would have to write a whole server for it. I'm not sure how to start editing things in the already made client. Most ...
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2answers
106 views

Unity FPS - Joining players always take over the camera

I created a "network manager" and a "network manager hud" for the whole scene. My character is a simple capsule and has a camera, a weapon spawner and 3 weapons as children. I gave him a "network ...
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126 views

Is Google Play Games Services Multiplayer (Turn based) free? Is there any limitation on number of users?

I was just visiting Google Play Games Services guide for signing In in Unity. I just came to know there that Google Play Games also provide services for Multiplayer. I'm currently working on my Indie ...
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30 views

How can I handle bouncy collision lag in an online game?

In my online game, each client sends its player's x/y location to the other clients, and the other clients update the location as they receive it, with some interpolation. Issue: The game has bouncy ...
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169 views

How to add local multiplayer feature in a game using bluetooth?

I have developed a turn based game using android studio.I want to add local multiplayer feature to it. Don't need a detailed explanation, I need some idea about the following aspects:- Do I need a ...
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2answers
114 views

Race condition implementing World Boss System in Web Browser MMO using PHP

I am trying to create a world boss system using PHP. But I am having a problem with how to account for all the damage while updating the health of the boss in real-time. The current damage process is ...
3
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2answers
153 views

How can I handle the difficulty level between co-op and single player?

I'm working on an action-adventure game, and I was considering adding a co-op option. What I'm trying to decide is if when another player joins the game, if the game should get harder. On the one hand,...
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194 views

Spawned Network Object with rigidbody moves at different velocity/angle/pos on the clients/host - Unity Unet Mirror

I am using Mirror API with Unity 2019 to make a basic multiplayer game. The game is a simple ice hockey style with cylinder shaped players and a cylinder puck. The players are spawned by Network ...
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2answers
175 views

Project organization for a multiplayer client-server game

I'm programming a game 100% in Java but I'm having some issues concerning the final games architecture. I plan on having two separate projects: one that will hold the client side of communication ...
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1answer
1k views

Unity Networked gaming 2019… What happened to NetworkBehaviour, OnServerStart() etc

After a long break, I am now trying to learn some basics in networked gaming in Unity. I've installed the latest beta client (because I want to ultimately make a network multiplayer game but it will ...
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22 views

Multiplayer game- Client Shooting backwards

Making a multiplayer game. The Host shoots properly but the other players would only shoot backwards. Shooting script: ...
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32 views

Only host can spawn object

I am currently making a multiplayer game however only the host has the capability to spawn projectiles. ...
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2answers
94 views

When to stop taking items from ever-growing queue and start processing them?

I am developing a fast-paced multiplayer shooting game and following instructions from this source http://www.gabrielgambetta.com/entity-interpolation.html. In the article it says that: several ...
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0answers
12 views

Unity only projectiles shot by host visible to all players

I am currently making a fps multiplayer game, i have successfully made it so that multiple players can join and that they can see each other moving around. However there is a problem with the shooting....
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105 views

Photon-Unity Instantiation not working

I use Unity and Photon for the multiplayer. I Instantiate my gameObjects using this method : ...
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0answers
195 views

writing a game loop for a networked multiplayer game

i am trying to implement a networked multiplaye game. i understand the game loop described here : ...
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0answers
146 views

Multiplayer physics out of sync

So I'm working on this multiplayer platformer game using Phaser, Matter.js, and Colyseus.js. I have a simple map and player controls set up and now I'm trying to copy my physics simulation on the ...
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31 views

How can I make a game-wide round timer with socket.io?

I'm making a javascript multiplayer networked game called "Ultimate Tag". It's basically a multiplayer tag with upgrade every time you tag someone. I want to have 5 minute rounds with timers, and a ...
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21 views

Client updating prefab on inspector, but spawning the old prefab

I am making an AR (ArCore Cloud anchor) multiplayer(UNet) game with unity. In the game, a player can select an object with ui buttons and touch on screen to place the object. This is how I have set up ...
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1answer
114 views

Too many objects to update in db too often

We are creating a RTS mobile game and we face some problem dealing with updating a lot of object in db too often. Our game is a RTS in which players can attack enemies cities an take them. The world ...
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2answers
186 views

How to make fighting roster fair

I plan on creating a fighting game in the future, and I'm wondering how to make a roster functionally fair, and feel fair. You see, Super Smash Brothers Ultimate is functionally fair (I think), but at ...
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1answer
160 views

How would I create a multiplayer game owning a server?

I'm using gamemaker studio 2 to create an RPG, at the moment it's only single player but I would ideally like to make it multiplayer if possible. I've done a bit of research but all the information ...
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0answers
74 views

How to make an authoritative multiplayer game deterministic for all clients? [closed]

I'm starting to create a multiplayer online game, with an authoritative server. As it is, the clients send inputs to the server which do the simulation and then send back to clients the updated state. ...
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166 views

Unity - Bullet spawns in wrong position in client

I am making a multiplayer game with prefab shooting, but unfortunately the prefab sometimes spawns in the wrong position when I shoot from a client. The bullet ...
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1answer
84 views

Check if client is alive

I am having client/server application and i want to detect if client is alive. So i know that send() will return me null but it ...
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1answer
118 views

Server-side real time position calculation based on destination position - C#

What I want to achieve is to calculate the real object position based on its speed and a destination position. In my server, I have a MapInstance that have a list ...
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0answers
37 views

How can I add intermittent voice chat to a Unity multiplayer game?

I'm looking to make a multiplayer horror game with one of the main mechanics being the game's internal voice chat. Currently I plan on making it cut in and out so that the players (being on opposite ...
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1answer
104 views

How do i prevent IAP abuse using restoring purchases in an online game?

Lets say i have a mobile mmorpg (ios/android) where you can purchase premium currency using IAP's... how do i actually prevent the following case : Player purchases premium currency Server side ...
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1answer
117 views

How to propertly send map to clients in MMO?

I'm designing a game where the map has 1 M tiles. The game is simple, is a 2D game with low graphic requirements and without player movements, only change states, so I don't need to update player ...
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1answer
271 views

Unreal Engine: Third person example project and multiplayer

I was fiddling around with multiplayer stuff in Unreal Engine. I looked into events that run only on server, multicasting events, replication of variables... But there is something that I dont quite ...
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0answers
91 views

How do you build a matchmaking service for an iOS turn-based board game? [closed]

I want to build a board game that matches players with similar skill levels against each other. Take for example a chess iOS app. Log in, and the game pairs you up against someone with a similar elo ...
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1answer
102 views

Unity, tell matched players to go pick characters (Matchmaking)

I need to tell all the players in the match to go to some method that'd take them to character pick. The thing is that the pick happens inside the menu scene after the level get's preloaded (...
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1answer
164 views

Unity (UNET) Pass custom data when creating and joining a match in multiplayer

I've written some simple stuff to make a lobby for matchmaking. Now I want to pass some extra info besides the match name to the lobby. Something like Player's avatar and a number of players connected ...
4
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2answers
598 views

Is Apple Game Center Multiplayer Online?

I'm trying to build a real-time multiplayer game on Unity. I was thinking of using services such as PUN or UNet, but then I ran into Game Center's multiplayer API. I've read that Apple doesn't give ...
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1answer
158 views

lag compensation for slow bullets (opposing players perspective)

I have figured out how the server is suppose to "rewind" for bullet collisions so that when you hit a player on your screen, the server will also say you hit them. However, when you press a key to ...
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0answers
137 views

Is native performance of C++/C etc. relevant for game servers? [closed]

I am wondering if the performance of unmanaged languages like C++, Rust etc. is relevant when developing a game server or is it more about the network. For game clients, it makes sense and is probably ...
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1answer
434 views

Help needed with syncing animation speed of a player in a Networked game (Unity)

Follow-up with new code, as per below answer. Unfornutely i still have it wrong and now the character doesn't animate at all (it seems to stay at 0.00 of the clip for ever or constantly resets to 0.00 ...
5
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1answer
950 views

Multithreading MMO Server. A thread per area OK? [closed]

As a personal project, I'm setting up a MMO, and writing the server in C#/.NET Core. As of now my architecture is as follows: The world exists of different areas ( you can go from area to area trough ...
0
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1answer
402 views

How to use SyncVar/Command/Rpc in Unity to set the AnimSpeed for each player in the scene separately

Im making a simple as possible scene in Unity for mulitplayer game. The character has a walking animation of which the speed is to be set exactly the same as the Z velocity relative to the object. I ...
2
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1answer
889 views

Turn Based Game - Best approach for Server communication. TCP/IP or REST API?

I want to create a turn base multiplayer game where each player simultaneously takes his/her actions, and ends the turn. Both will see what the other player did afterwards and the next round begins. ...
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1answer
100 views

Realtime Multiplayer - How to handle user updates coming in different times

I have a game loop that sends new positions of every player to other players. But there is no guarantee that the users will send the server their new positions at the same time. Actually if their ...
1
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1answer
79 views

Compensate for animation time in multiplayer network game

I'm developing a multiplayer turn-based card game. In certain scenarios, the clients are required to perform an animation before moving on with the game. For example, the server informs the clients to ...
4
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2answers
126 views

Implementing multiplayer aspect of a simple HTML5 game

I've been thinking about this a lot. I am trying to implement a simple multiplayer game but I have difficulty figuring out how to "share the scene". For example, there are non-player entities like ...
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2answers
90 views

calculating and saving latencies for multiplayer game

i am making a simple multiplayer puzzle game which basically presents a group of connected users some simple questions and whoever answers first wins the game. but i am having some issue in designing ...
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1answer
58 views

processing request in order on game server

I am creating a simple multiplayer puzzle game in which multiple players can join a lobby and compete with each other. the player that submits the answer first gets the highest point, the player that ...
1
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0answers
127 views

Linear Interpolation Implementation

I'm trying to implement entity interpolation into my game. The structure is as follows: Send the keypress states from the client to the server Process the inputs and make calculations based on them ...
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2answers
72 views

Will Geolocations for IPs ever change?

I'm making a game where the geographic location of a user is used to give them a little flag icon next to their user name. To do this, I've been using the ipstack API. However, the API only allows up ...
5
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1answer
358 views

How to randomly create a fair maze for a multiplayer game?

I am creating a 2d multiplayer RTS game which happens inside a maze. I have used Growing Tree algorithm to randomly generate the maze. I thought that the maze would be fair for each team as long as ...