MMO is an abbreviation for "massively multiplayer online," a kind of game that allows an extremely large number of concurrent players in a shared world.

learn more… | top users | synonyms (2)

0
votes
1answer
25 views

Device and user progression conflicts

Im designing a game with both digital currency and player progression, but have hit a confusing snag, where I possibly can't be the first to come to a decent solution. To keep it simple, it's a ...
8
votes
3answers
2k views

How should I collect user behavior data in an MMO?

In an MMO, and I'm trying to collect data about user behaviors for the purpose of tweaking the game rules to achieve maximum user satisfaction. Clearly one way to do it is to hand-roll specific ...
1
vote
0answers
92 views

RPG game engine HTML5/javscript [closed]

I am planning to build a 2D RPG game (Zelda style). I am looking for a game engine that has the following features: Map editor to create maps (preferably orthographic grid), with solid objects, ...
1
vote
1answer
70 views

Server to client update rate

I am building a game that uses client-server architecture and have the following question regarding server to client updates. Currently the server is doing 60 ticks per second and is sending updates ...
1
vote
2answers
167 views

MMO Client / Server Architecture (NoSQL)

The main aim is to keep the games variables server-side for obvious security reasons. I believe having server-side code to check before updating the games database values will protect me from classic ...
2
votes
2answers
226 views

Processing periodical operations on the database [duplicate]

I program MMO strategy game (C# monogame) like Goodgame Empire or Travian for Windows Phone. The server part of the game will run on Windows Server and MS SQL database. I'm trying to figure out a ...
0
votes
2answers
67 views

most effective storage of logged information [closed]

I am currently implementing basic logging of information on my multiplayer game and I want to have the most effective method. To log when a player connects and disconnects to a the server it ...
21
votes
4answers
3k views

Should I assign a unique ID to individual units of game currency?

I am currently making a MMORPG. At the moment, I am working on the currency part of the game but I'm confused whether I should assign a unique serial number for every unit of the currency generated. ...
10
votes
7answers
418 views

How can I make permanent death in a MUD seem acceptable and fair to players?

I have considered writing a MUD for years, and I have a lot of ideas my friends think are really cool (and that's how I'd hope to get anywhere -- word of mouth). Thing is, there's one thing I have ...
11
votes
4answers
849 views

What are the reasons for MMOs to have level caps?

In many MMOs players character progression is artificially capped, e.g. by level 60 or 90 or 100 or whatever. Why do MMOs have these level caps in the first place? Why not just allow characters to ...
1
vote
2answers
203 views

Can I have keyboard controls in an MMO and still do movement calcuation in the server?

I'm trying to decide between keyboard and mouse movement controls for a web-based multiplayer. It would be quite resource-intensive to use the WASD-keys and AJAX the server with controls every second. ...
0
votes
2answers
218 views

In a multiplayer game, should I store the list of character names on the Player class?

I am writing a multiplayer game that has account system and character creation system like standart MMORPGs. I have a question about name creating issue. I think that I can create a static variable on ...
0
votes
1answer
100 views

Are there still favored of using bluetooth devices today in modern games for multiplayer gameplay?

I was wondering. Most multiplayer gameplay always favored by Wi-fi during team-up or to compete each other. I know that when in comes in huge groups (say 100 to 500 players or more online) in online ...
6
votes
1answer
106 views

UDP server and large number of users?

My initial research showed the most people prefer to use UDP protocol and build a control code on top of it for multiplayer games. It seems like a good design at first, but I am wondering if it is ...
1
vote
0answers
161 views

How to prevent that a MMORPG dies when the provider ceases to provide hosting? [closed]

Most MMORPG providers have to discontinue their service some day. From then on, people can’t play the game anymore. Some communities might set up (reverse-engineered) server emulators (freeshards), ...
1
vote
2answers
411 views

2D open world MMORPG; big map memory problem [duplicate]

I am developing an 2d open world mmorpg game for learning purposes, and have a issue with big maps. A year ago i developed 2d open world single player / co-op game. It saved map in chunks, and AI for ...
1
vote
4answers
103 views

Save “Explored Area” to SQL Database

For a strategy game, the area "already explored" has to be saved to a DB, so that the player can (upon resuming his game) see where he has already been. The game will be a mmo-game, so i have to ...
1
vote
2answers
184 views

Is it feasible to use a DHT to span an MMO over many servers for improving reliability?

At the moment I have an idea for how to handle distributing MMO servers. At the core is a bunch of worker nodes that all share the same set of distributed hash tables. Each DHT stores a specific game ...
2
votes
1answer
122 views

MMO: In-App vs. Website Purchase

Im currently writing a turn based start game, which will be played in an MMO style (players download clients, central server handling the game logic etc.) and now I need to decide how I charge my ...
0
votes
2answers
177 views

MMORPG design question: Storing a tile map on the client computer, security concerns [closed]

in my game the client logs in and receives a map made of tiles (they differ in height and terrain type) from the server. I'm storing these tiles in a SQLite database on the client. The next time the ...
0
votes
1answer
221 views

How does MMO flash games works? [closed]

I want to know how does MMO flash games work, for example: Dofus and Club Penguin. I want to know if by ony using Adobe Flash and ActionScript you can do MMO games, or if there is other way to work ...
3
votes
2answers
428 views

Alternatives to storing all my entities in an SQL database

I've been trying to build my entity system based on pure SQL data storage as explained in this post series. The idea is that every entity or component is stored in an SQL table. I created my framework ...
13
votes
5answers
813 views

How to nerf something without the player community hating you? [closed]

No matter how well you conceptualize an online game, there will always be certain gameplay elements which will turn out to be vastly overpowered and dominate the gameplay. The obvious solution in ...
4
votes
2answers
449 views

MMO, server-side line of sight

I am working on a simple tile-based multiplayer game. I am rather experienced programmer, but not so experienced game developer. The players will see each other depending if there is a blocking ...
5
votes
2answers
2k views

Why do MMO games forbid real-money trading?

I am soon going to go public with an MMO game and I am currently in the progress of writing the terms of use I expect players to follow (no swearing, no spamming, no cheating... you get the point). ...
7
votes
2answers
554 views

How to synchronize actions like jump in multiplayer?

I am a newbie game developer and I have been researching about multiplayer games. I observed that there's always some latency, the players always get updates from past actions. But there are ...
0
votes
1answer
173 views

Structure examples for web-based chat for web-based game [closed]

What would be the best tools to use to create a web based chat/messaging system ? for client we have : Browser (any JS solution - preferably without using flash like in jsocket) for server we have : ...
6
votes
4answers
492 views

How should chat be transmitted and stored in an MMO?

Players in MMO games can usually send messages over different channels (private, public, guilds, et cetera). How would I transmit and store this data so as to prevent outside users from being able to ...
8
votes
2answers
362 views

Why would an online MMO throttle actions per day?

I started playing Die2Nite and was surprised that it has such a strict limit on the number of actions per day. After a while, I figured it was just part of the charm. I also started playing Magic ...
1
vote
1answer
318 views

Tracking player location in realtime 2d mmo

I have read all of the answers here about tracking player locations, but still have some questions. I don't seem to understand how to do this efficiently, and feel that the internet could greatly ...
2
votes
1answer
196 views

MMORPG Entitiy handling on different maps

Is this a good approach for a MMORPG entity handling on different maps? Map Structure and entity existece: A map is basically a parent node in a scene graph. There's one map for each town, room ...
6
votes
2answers
3k views

MMORPG server-side java architecture

I am currently making a MMORPG game, which is turn-based. The client is supposed to run on Android. Now, my friend is doing the graphics, and I have been doing the game classes (player, weaponry, ...
3
votes
3answers
1k views

Will running cron jobs every minute a good practice?

I'm trying to create a browser-based game (made in PHP, MySQL, Js, HTML, and CSS) that is heavily dependent on user's actions being carried out after a certain amount of time passed whether online or ...
1
vote
1answer
190 views

What tech will enable a script to run after a certain amount of time elapsed following a user's action?

I'm trying to experiment in creating an MMO browser-based game using PHP, MySQL, Javascript, HTML5, and CSS. There is this certain functionality that I want in my game that I'm having trouble with. ...
-1
votes
3answers
583 views

MMORPG with level system like The Elder Scrolls [closed]

Why arent there any MMORPS with a leveling system like the elder scrolls? (Leveling skills/stats by using them and upgrading your character level at X skill lvlups) And what are the Pros and Cons of ...
3
votes
3answers
547 views

MMOFPS Choosing protocol for high-traffic network (UDP or TCP)? [closed]

my question about the player position sender protocol. In this article, he says "Never use TCP for networking a multiplayer game". Ok but UDP datas are not ordered. In this case, if somebody walking, ...
1
vote
2answers
146 views

MMOFPS Player Positions [closed]

I'm working on a MMO game project. I have a question about MMOFPS game architecture. (I have basic network knowladge) (MMOFPS) I want to send player position to other players(clients) and other ...
6
votes
1answer
565 views

MMORPG game map in-memory storage techniques

For 2-3 years I've been interested into MMO development. I'm browsing some emulators source codes and open source projects. Usually I'm checking how the game server stores data about the 2D map. ...
3
votes
2answers
812 views

Stronger Hack-proof MMO Game Comparison: Game Client Based Vs. Via Web Browser [duplicate]

I was wondering. I observed most of any MMO that are hack-prone area. Hacks used one-hit kills, stealing accounts, instant level up, aimbots (mostly MMOFPS), and questionable wallers (also in MMOFPS). ...
1
vote
0answers
133 views

How to integrate Javascript into C# and run scriptcode step by step

We are currently working on a Pokemon MMO trying to figure out how to implement an asynchronous scripting language the best. We don't want to work with threads or tasks, but the goal was to wait for ...
0
votes
1answer
120 views

The game-server model to handle user actions

I'm starting to work on a mobile game that will have a server-side part (to handle user's interactions between them) and, of course, the client (game itself) part. It's not meant to be a browser game ...
5
votes
3answers
316 views

How to make sure user is running the newest version of mmo client?

In typical mmorpg game, you have a launcher and a client. You first run the launcher to update the client, then you run the client. In every mmo I tried if you run a client without updating first (if ...
9
votes
4answers
856 views

Is there a way to make a dynamic world such as a MMORPG horizontally scalable?

Imagine a open-world of 500+ players with data changing as fast as 20 updates/player/second. Last time I worked in a similar MMORPG, it used SQL, so obvioulsy it couldn't query the DB all the time. ...
2
votes
2answers
233 views

Integer vs String for “type” data in data-driven games

I've been developing a few mobile games, in which those games fetch their data from a server-database. I'm used to storing "type" values as an integer identifier, and an enum in the client to ...
2
votes
1answer
564 views

Browser UDP Relay with TCP Websocket

I'm wondering if this is possible and what obstacles I might face. I have a game that's browser based, and since I can't send UDP packets from a browser, Can I use a plugin that the browser connects ...
18
votes
5answers
1k views

Tricks in game mechanics to avoid dealing with network lag compensation?

Implementing network lag compensation is hard, how to avoid it? Maybe it's possible to use tricks and build game mechanics in such a way that lag would be percieved as a non critical or even as a ...
0
votes
2answers
704 views

Online MMO collision detection for players & walls

Let's assume the following: I have a server which stores the player's position (float x, float y, float z) Client sends the server it's updated position ever 250ms or so. Server has bounding boxes ...
0
votes
2answers
901 views

How many database connection should use in a MMO game server?

Game server links to database, how many database connection should use? The data update works like this: update role object to database every X minutes, commit all updates every Y minutes. There are ...
1
vote
2answers
375 views

Networking dynamic game worlds

I'm working on a 3D massively multiplayer space game in C++ and I'd like some advice from experienced game developers. Essentially, the world (universe) simulated on the server is absolutely dynamic, ...
1
vote
1answer
282 views

When and where should I calculate collision response with multiplayer physics?

I've troubles wrapping my head around multiplayer physics and collisions on the client side, so far I interpolate the state of my network entities ( position and velocity ) of the other clients based ...