A set of rules that govern an in-game experience. Game design is an effort to come up with game mechanics that allow for players to have a fun and engaging experience.

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3
votes
2answers
969 views

Mathematics of difficulty acceleration in endless runners

I'm currently working on an endless runner and was wondering about the growth of difficulty in the game. Is the acceleration of difficulty highly specific to games or are there standard growth ...
4
votes
5answers
1k views

How should I plan RPG battle mechanics?

I'm working on two RPG battle mechanic ideas. I haven't chosen a game engine yet. Before starting to write code, how should I plan their details? Should I draw and write on paper? Should I write a ...
12
votes
1answer
2k views

How to Simulate Height in a Tiled Top-Down Game

How can I simulate height in a top-down tiled 2D game? One way I thought was to make tiles which are supposed to be higher brighter, but I was wondering if there was a standard or better ...
11
votes
4answers
1k 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 ...
17
votes
7answers
3k views

How can I encourage players to “talk to” to each other in team-based games?

With the goal of attracting a certain kind (highly sociable, that is) of players, I have wondered what game mechanics require, or at least encourage, players to verbally (I'm assuming an advanced text ...
5
votes
1answer
2k views

Successful Elements to a 4X Game

4X games (That is, Xpand, Xplore, Xploit and Xterminate) like Civilization, Sins of a Solar Empire, and other top Strategy games, all seem to have the same addictive hook. I'd like to know what ...
2
votes
1answer
1k views

Can a behavior tree represent the same logic as a finite state machine?

So I was just learning about Behaviour trees and I thought they're really cool. So I decided to use them in my games. But what I don't quite understand is: Short: Can everything done in an FSM, be ...
-1
votes
3answers
583 views

Can these game be fully coded in html5/javascript? [closed]

I mean the mechanics of the game. Would it be possible? -Pokemon GBA series, rendering the world would be easy, but what about battle mechanics? -MapleStory, after seen dragonbound.net which is an ...
2
votes
5answers
2k views

Are there any good html 5 mmo design tutorials? [closed]

Hey all. I got a rather inspired after playing gaia online's zOMG and wanted to revive an old project idea I've had laying around for a few years now. I'm looking to work with html5 (ie canvas, svg ...
0
votes
2answers
99 views

How to manipulate 2d image as different objects

Hello Im very new to this so I don't even know what this process is called exactly. Im posting image of flappy bird here in which it consist all the objects day, night, birds, font etc Here : So how ...
1
vote
2answers
885 views

Getting 2D Platformer entity collision Response Correct (side-to-side + jumping/landing on heads)

I've been working on a 2D (tile based) 2D platformer for iOS and I've got basic entity collision detection working, but there's just something not right about it and I can't quite figure out how to ...
-1
votes
3answers
2k views

Collision between sprites in game programming?

I've since just started coding for an android game using eclipse. I've read Beginning Android Game Programming and various other e-books. Recently, I've encountered a problem with collision between ...
1
vote
2answers
186 views

Managing and rendering bullets

I'm developing something similar to Galaga and I'm not entirely sure how to "manage" the bullets i.e. what data structures/algorithms/approaches to use when rendering them on the screen. Let's forget ...
0
votes
1answer
363 views

Determine speed of sprite

I'm trying to calculate the speed of my sprites in Cocos2d but I'm having some difficulties. I'm not sure which units of time/speed cocos2d uses. My background sprite moves 2 positions to left each ...
5
votes
6answers
466 views

Low dexterity game development

I am tasked with developing a game for kids with low dexterity (as a college project). I am stuck trying to find examples of similar games to generate ideas about game play and overall function. The ...
3
votes
1answer
1k views

360+ degree rotation skips back to 0 degrees when using Math.Atan2(y, x)

I'm new to XNA and this is my first actual project, so forgive my noobness. I'm using jointAngle = System.Math.Atan2(RightStick.Y, RightStick.X); in order to set an angle of a joint (farseer) so ...
2
votes
1answer
4k views

Libgdx collision detection and response

I am trying to create a simple platformer game with libgdx. I implemented a collision detection for the player's bounding box with the map's tiles using the Rectangle.overlaps method. In response I ...
1
vote
1answer
228 views

How to correctly handle multiple movement key presses resulting in double the speed?

I am trying to implement acceleration and drag into my top-down 2D game. The player can move using the WASD keys. Acceleration works fine, but the way I handle the directional velocity causes the ...
2
votes
2answers
436 views

How do I make a character follow behind another?

I'm creating a game in C++ using OpenGL. I want to add a character into my game who, after meeting the main player, follows the player around. The follower should position themselves directly behind ...
1
vote
1answer
271 views

Mixing interpolation with extrapolation in multiplayer game

I am creating a multiplayer drag racing game and have difficulties mixing extrapolation and interpolation. To save network bandwidth i am getting information from the opponent only on his button ...
0
votes
3answers
200 views

How necessary are shader coders? [closed]

I know that gameplay mechanics programmers, either directly working with source or with scripting are needed, however there are so many shaders written already that I would imagine you could find ...
-1
votes
2answers
258 views

What happens when a character attacked in fighting game?

I went through many websites explaining fighting game systems, frames, hitboxes, but i couldn' find the answer so i ask here. Basically fighting game hitbox system works like this : 1.Player A ...
13
votes
5answers
4k views

How do they made Pokémon games so flawlessly balanced?

I find it hard to believe how well balanced the Pokémon games are. Not just within the games, where you'll find amazing balance from the very beginning to the very end, but, surprisingly, even when ...
12
votes
6answers
531 views

How do I fairly distribute resources among factories when resources are near exhausted?

The main resource in my game is mass, stored as a floating point number that changes over time. Resource nodes increase mass and factories drain it. For example, if I have a resource node yielding 5 ...
1
vote
1answer
75 views

How can I assist players navigating narrow grid junctions?

I'm looking for a technique to help the player navigate a narrow path while the character is in constant motion. When changing direction in junctions, it's pretty hard to time the direction change for ...
1
vote
1answer
80 views

Clay Jam continuous path/tap

I saw this game Clay Jam, that the user can create a path in the sand. The path is a continuous one, and it can varies from a single point to curves. How one can develop smooth and continuous paths? ...
23
votes
6answers
2k views

How can I introduce time pressure on the player's decisions?

I am designing a hacking game, in which the player usually can take his time thinking about how to overcome the obstacles that he/she currently faces. However, I decided that besides coming up with ...
29
votes
2answers
4k views

How do I make a character capable of walking on walls?

I am trying to get a character to move like a spider: Given a rising slope which a ball would normally not be able to roll up, the spider would slowly crawl up. Similarly, given a mid-air rectangular ...
1
vote
1answer
227 views

Is the “Match-3” mechanic unpatented?

Can I use a match-3 mechanic in my commercial game without being sued by some company holding the patent? I will add some extra features to the mechanic.
-1
votes
2answers
99 views

Elemental damage/resistance rates that exceed 100% [closed]

In games there may be the idea of resistance/weakness to certain types of attacks. For example, some games have triangles where A beats B, B beats C, and C beats A. Others may implement this in the ...
3
votes
0answers
143 views

Why do unidentified items seem to solely exist in roguelikes? [closed]

Playing a variety of games I noticed that some concepts are "trapped" in the realm of roguelikes. One of the most intriguing game-play elements in roguelikes is the unidentified item. The unidentified ...
5
votes
3answers
439 views

Representing realistic population

What's the best way to represent a realistic population number (e.g USA:317,569,000) in game? For example, Civilization your city has 1 Citizen. Obviously, a city can't just have one person in a city ...
10
votes
5answers
3k views

Why do modern games not feature extra lives? [closed]

In the late 80s and early 90s, most games had an extra life mechanic. The player started with limited lives (often three) and dying depleted one of them. If they still had some remaining, they would ...
6
votes
3answers
441 views

How can I distribute powerups “fairly”? [closed]

I'm implementing a Bomberman-esque game in which players try to eliminate each other on a square tile-based arena. I'm currently implementing powerups that give the player who collected them a bonus ...
8
votes
5answers
654 views

Why would one have “waves” in each stage of a tower defense game?

For example, in Plants vs Zombies, the zombies come in waves. If I recall, there's always at least two waves. The first and easier wave and then when you get 90% through the stage there's a "final ...
35
votes
9answers
3k views

Is it possible to calculate or mathematically prove if a game is balanced / fair?

This question is not focussed on video games but games in general. I went to a boardgame trade fair yesterday and asked myself if there is a way to calculate the fairness of a game. Sure, some of them ...
3
votes
1answer
408 views

Verify which bubble is connected to top using DFS

I am working on a bubble shooter game in this game i have implemented searching using DFS as suggested in this link, and this is working fine. Update Here is my code for DFS ...
1
vote
0answers
150 views

LibGDX polygon caching

I am developing an Android game using LibGDX and I have big world map made of polygons. I use PolygonSprite and PolygonSpriteBatch, when I render map, I get 30-35fps and it feels laggy. I wonder if ...
0
votes
1answer
136 views

Game states vs calling new activities

I am trying to decide what the best method is to call "level complete-screen" and "game over-screen" in my real-time android 2d game. Currently I am using game-states and only updating my game when ...
-1
votes
1answer
39 views

Centering three rectangles of different size

If I have 3 different sprites, that each belongs to the same sprite but with different animations type. Each has a different width, height, in the sprite sheet. How do I adjust the 3 using math, to ...
0
votes
2answers
853 views

How can I make different levels in a game?

Let's say I was working on a platform game. Each level has an exit. When the player reaches the exit, the game switches to the next level. What would be the best way represent and switch to the next ...
6
votes
1answer
3k views

How to balance experience gain in an RPG

I am currently developing an RPG game with a classic experience-points and levelup mechanic. The player kills monsters, gains experience points, levels up when they collect enough and become stronger. ...
10
votes
2answers
730 views

Showing range on hexagonal grid

Here is the situation. I have hexagonal board,and a unit on it,with speed or move value 4.Diffrent terrain has a diffrent cost.When i click on the unit,game should show me a move range. My solution ...
4
votes
1answer
315 views

How should I track real-time resource generation in a client-server scenario?

I am currently building a game that has a "City" entity. These cities generate and consume resources such as food variably over a period of time. I need to be able query the server often to find ...
7
votes
2answers
546 views

How to implement special weapon and armor effects (ex: vampiric, holy, damage shield, thorns)?

I'm working on the inventory system for my game, and am interested in how do I implement additional weapon and armor properties that are not just damage or armor? If all I have is damage and armor, ...
2
votes
1answer
167 views

How do I generate paylines and pay dots for a slot game?

I'm working on a HTML5 slot game and am completely stuck on the pay lines and the dots that produce the lines from 1 end to the other. What's the logic behind generating a random number of dots ...
1
vote
2answers
358 views

How can I tell the player that a key or other item can be discarded?

We're working on a survival horror classical Resident evil (1, 2, 3, 0, REmake) type of game - link. I'm using Unity3D with C#. There's something that's kinda puzzling me - more a game design ...
4
votes
2answers
466 views

What is the name of this power or value-oriented gameplay mechanic?

I would like to identify the name of a certain gameplay mechanism. It is fairly commonly seen but probably best illustrated with card games: A game played with a pack of cards usually has card values ...
-1
votes
2answers
278 views

What is a Game Engine? [duplicate]

I am new to Game Development, All I have developed is some 2d Games, using Game Maker by YoYo Games. There game development is much more easy, just as simple as Drag and Drop. But, Now I wish to ...
0
votes
1answer
127 views

What would be a suitable way to model projectiles in an action game?

I'm designing a 2d fighting game in which characters can shoot out some projectiles like arrows, ninja knives, Hadouken (like the one in Street Fighter), etc... My current character design is ...