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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2
votes
2answers
202 views

Multiplayer FPS Gameplay: How to encourage players to dispense ammo?

In the Battlefield: Hardline beta, players can now obtain health and ammo directly from other players, without having to ask for it via the command rose. Here's two examples of how asking for health ...
17
votes
7answers
2k 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 ...
1
vote
1answer
492 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
vote
2answers
113 views

Modeling player mechanics with a finite state machine

I have three states standing walking jumping When I press D standing transitions to walking. The velocity will be set to a defined value and the player moves. When I release D walking transitions ...
0
votes
2answers
71 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 ...
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 ...
-1
votes
1answer
130 views

Get stick analogue XY position using Jinput in lwjgl

I want to capture the movement of the analogue stick of the gamePad. is there any equivalent function to this? public void mouseMoved(MouseEvent mouseEvent) { mouseEvent.getX(); //return the X ...
0
votes
0answers
61 views

How to calculate production when player is offline [duplicate]

What is the best way to do for example food growth based on how many food buildings you have? Lets say I have a webbased game where you can build a farm wich generates 60 food units per hour. A ...
2
votes
1answer
2k 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
173 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
241 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
163 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
0answers
35 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
1answer
217 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 ...
0
votes
3answers
178 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
170 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
162 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 ...
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 ...
1
vote
1answer
69 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? ...
1
vote
2answers
140 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 ...
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 ...
23
votes
2answers
2k 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
165 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
87 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
119 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
398 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
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 ...
1
vote
0answers
131 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 ...
3
votes
1answer
306 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 ...
0
votes
1answer
126 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 ...
6
votes
3answers
393 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 ...
1
vote
2answers
262 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
2answers
356 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, ...
-1
votes
2answers
201 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
111 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 ...
1
vote
2answers
315 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 ...
7
votes
5answers
603 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 ...
3
votes
3answers
426 views

2D game with 3D collision?

How do they do this bounce? Looks awfully complicated in 2D.
5
votes
1answer
1k 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. ...
4
votes
1answer
190 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 ...
1
vote
1answer
465 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 ...
8
votes
2answers
764 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 ...
3
votes
1answer
275 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
0answers
127 views

Creature experience gain RPG [closed]

Imagine some creatures that fight and gain experience when they win. After some experience, they level up. Im trying to define a well balanced fair model. I Designed 3 types of growing (Slow Medium ...
5
votes
3answers
532 views

Skill vs. Luck, the ratio and its measurement

Gamer buddies, is there a term to describe the level of variance in a game, in comparison to luck. The card game war would have 0 skill and 1.0 luck because the player cannot affect the game. I can't ...
2
votes
1answer
203 views

Setting a displacement or offset between Snake segements

I have a problem in maths or I do not know. I have drawn few circles that simulates the body of a snake, the head of the snake moves and others should follow. but the is no offset or displacement ...
2
votes
2answers
1k views

Should I code game logic separately from game engine scripts

I'm developing a game in Unity3d, economic strategy. I wonder if I should code logic inside unity scripts, or write it as an external module/library? By game logic I mean game model, which describe ...
1
vote
1answer
253 views

How could I figure out the shortest way to turn, and whats the angle? [duplicate]

I'm creating some robots for my tank game. I want them to find each other and shoot each other down, so I'm trying to implement a way for them to turn towards each other, and turn the shortest way. ...
2
votes
2answers
423 views

How do I write a wave-spawning system for a shoot-em-up?

I recently played Knightmare Tower and was amazed by the way how different monsters are beign spawned. I'm aware of time-based and count-based spawing systems in shoot-em-ups. Count-based systems ...