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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1
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1answer
118 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 ...
9
votes
4answers
1k views

How does 20Q work internally?

Ever since childhood, I've wondered how the 20Q electronic game worked. You think of an object, thing, or animal (e.g. potato or donkey). The device then asks you a series of questions such as: Is ...
0
votes
0answers
31 views

Calling interactivity functions from object classes

Let's say I have a class object_door. An instance of said class is now in the game world in a locked state. Now to enable the player to open it, he needs to attempt to pick the lock. So I was ...
0
votes
3answers
163 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
143 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 ...
0
votes
1answer
125 views

Recommended list of games to develop at the beginning? [duplicate]

I am looking for simple games that I should develop to learn the basics of how different game mechanics work. I have read in many places that it is good to make Pong. Is there a recommended list of ...
11
votes
5answers
3k 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 ...
11
votes
6answers
506 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
64 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 ...
7
votes
4answers
15k views

2D character controller in unity (trying to get old-school platformers back)

This days I'm trying to create a 2D character controller with unity (using phisics). I'm fairly new to physic engines and it is really hard to get the control feel I'm looking for. I would be really ...
1
vote
1answer
63 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 ...
21
votes
2answers
1k 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
138 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
74 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 ...
2
votes
0answers
91 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 ...
0
votes
0answers
20 views

make ball to bounce [duplicate]

I'm making a game in GameMaker. I would like to know the code needed or the condition for a line that the player would draw and then a ball would bounce on it
5
votes
3answers
388 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
6answers
2k 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
360 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 ...
7
votes
5answers
585 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 ...
30
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
251 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
117 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
118 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 ...
0
votes
0answers
374 views

NavMesh agents pushing other NavMesh Agents in Unity Pro

Using the NavMesh system in Unity, I created pathing system for my player character as well as the enemy AI. When a group of enemy NavMesh Agents surround my player character, they can be pushed out ...
-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 ...
1
vote
2answers
151 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 ...
5
votes
1answer
869 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
423 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
243 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 ...
3
votes
2answers
270 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
129 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
260 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
437 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
179 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
104 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 ...
4
votes
1answer
135 views

How to manage sleep/awake state of physics body

I have a loop, which updates all the physics, inside the loop I'm updating the position of the objects, first thing is the gravity, which pulls all the objects to the bottom. Now my question is, how ...
10
votes
5answers
1k views

Balancing game difficulty against player progression

It seems that the current climate of games seems to cater to an obvious progression of player power, whether that means getting a bigger, more explosive gun in Halo, leveling up in an RPG, or ...
11
votes
3answers
429 views

As an indie game dev, what processes are the best for soliciting feedback on my design/spec/idea? [closed]

Background I have worked in a professional environment where the process usually goes like the following: Brain storm idea Solidify the game mechanics / design Iterate on design/idea to create a ...
1
vote
1answer
988 views

3d transformation of game world keeping gameplay 2d - COCOS2D 2.0

Using: COCOS2D + iOS. I want to rotate the game world, may be loading another .tmx file for another dimensions when user want to switch dimension. the effect what I am looking for is something like ...
8
votes
2answers
644 views

How do I choose the scaling factor of a 3D game world?

I am making a 3D tank game prototype with some physics simulation, am using C++. One of the decisions I need to make is the scale of the game world in relation to reality. For example, I could ...
2
votes
2answers
338 views

Designing spawning system

I played this game recently http://www.kongregate.com/games/JuicyBeast/knightmare-tower and I am amazed by the way how different monsters are beign spawned. I personally developed my own shooter game ...
3
votes
3answers
403 views

2D game with 3D collision?

How do they do this bounce? Looks awfully complicated in 2D.
5
votes
2answers
939 views

Character progression through leveling, skills or items?

I'm working on a design for an RPG game, and I'm having some doubts about the skill and level system. I'm going for a more casual, explorative gaming experience and so thought about lowering the game ...
1
vote
1answer
306 views

I'm not sure why my shape is not moving

So I am trying to teach my self how to my develop games with java by cloning older games. At the moment I am cloning Pong, and I can not figure out why my paddle is not moving. The move method should ...
9
votes
3answers
2k views

How to implement the logic of a trading card game's “special effects cards”?

I am trying to write a kind of a trading card game here, in some way, it is similar to Magic The Gathering, or the Yu-Gi-Oh! card game. For those of you who are not familiar with it, basically, in ...
3
votes
1answer
231 views

Logic for selecting random rewards [closed]

I am making a RPG game and I am seeking a bit of information on how to grant players random rewards, such as game items, weapons, gold, etc... after defeating a monster, or a NPC of some kind. The ...
1
vote
1answer
446 views

How to handle a player's level and its consequent privileges?

I'm building a game similar to Mafia Wars where a player can do tasks for his gang and gain experience and thus advancing his level. The game is built using PHP and a Mysql database. In the game I ...
0
votes
1answer
87 views

Dynamically editing a movieclip at runtime

I am trying to make a flash game(actionScript-3 if it matters) to test what I learned so far. And, in the game, I want to make the character(a robot?) customizable. The first solution I found was to ...