Game engines are a collection of libraries and tools that provide a framework to create games.

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How to manage state in a component-based game engine?

I'm working on a small, data-driven game engine with some friends. We use GameObjects (a.k.a. Entities, Actors, or whatever it is called in your favorite engine) to represent every entity in the ...
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2answers
396 views

How should I organize my matrices in a 3D game engine?

I'm working with a group of people from around the world to create a game engine (and hopefully a game with it) within the next upcoming years. My first task is to write a camera class for the engine ...
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1answer
196 views

Does concurrency inherently introduce “randomness” into a game?

When a game is implemented with concurrency (as most games are), does this necessarily, by its very nature, introduce an element of randomness into the game that is outside of the players' control? ...
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3answers
993 views

Game Engine which can provide 360 degree projection for PC [closed]

I'm searching Game engine which can provide 360 degree real-time projection. I've already achieved this by using VBS2 Game Engine. (Ref.: ...
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4answers
809 views

What tool should I use to make this game? [closed]

A little background info: I'm just about to graduate university with a software engineering degree. I have a fair amount of experience with more "serious" programming languages (C++/Java/C#), plenty ...
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3answers
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Beginning RTS game student project

I have experience with XNA and Unity3D. I have also built my own engine with Tao and C#. I am in last year of college and I want to make a small RTS game demo, nothing fancy I won't bother much with ...
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2answers
375 views

Which platform and what strategies can I use

There's this game, that I've been wanting to make for quite some time. It's a project that I've started and had to abandon in the middle a couple of times. However, this time I'm determined to finish ...
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5answers
737 views

What libraries/engines should I use? [closed]

I have some pretty decent general programming skills and elementary C/C++ skills. I am a complete noob in game/graphics programming and I would like to start. I want to gradually learn, starting off ...
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2answers
184 views

What are my options other than game engines? [closed]

I'm a programmer. I've experience in Java, python, and c++. I see that some big games are built using game engines (Crysis uses Cryengine). However, other don't (Bayonetta for example). what's their ...
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2answers
524 views

How can I support objects larger than a single tile in a 2D tile engine?

I´m currently working on a 2D Engine containing an isometric tile map. It´s running quite well but I'm not sure if I´ve chosen the best approach for that kind of engine. To give you an idea what I´m ...
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2answers
352 views

How can I determine the pixels covered by a transformed triangle (without drawing it)?

I have three points that form a triangle in a 3D scene. I want to apply an arbitrary rotation/translation transformation to this polygon and later check in which pixels of an image they would be ...
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1answer
2k views

Making efficeint voxel engines using “chunks”

Concept I'm currently looking in to how voxel engines work with a view to possibly making one myself. I see a lot of stuff like this ... ...
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1answer
334 views

Do games depend on OS to scale resolution?

I'm having issues with my computer related with scaling when using different resolutions other than the native. So I started to wonder, in PCs, is scaling handled by the card driver or the game ...
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3answers
2k views

Game physics / 2D Collision detection AS3

I know there are some methods you can use like hittestPoint and so on, but I want to see where my movieclip colliedes with another another movieclip. Any other methods I can use? by any chance does ...
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2answers
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Java: How to Make a Player Class in a Tile-Based RPG

So I've been following a JavaHub tutorial that basically uses a pixel engine similar to MiniCraft. I've attempted to make a Player Class as such, and I'm basically making a mock Pokemon game for ...
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2answers
318 views

Alerting enemies to my presence when I make a sound in a Wolfenstein/DOOM style game engine

I am working on a raycast-based 3D game and things are going well, but I am now currently working on the AI of an enemy. I want to make it like how DOOM did it but don't know how to handle how and ...
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2answers
894 views

Do Playfish and Zynga use Flash game engines? [closed]

I'm very interested to learn how to make 2D and 3D games, but I'm very new to this field so I am wondering if companies like Playfish, Zynga and other producer of games on Facebook are using publicly ...
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2answers
201 views

How does a loop work in game engines? [duplicate]

Recently I started working on a game with the spritekit engine. My question is not about spritekit in specific though, but generally about game engines. When I write a loop and run it (eg while i ...
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1answer
120 views

At what scale do I need to make tools? [closed]

In making a game, if I'm writing my own engine, at what sort of scale of team should I invest time in making a level editor tool? If it's just me on my own will it be worth it? Or when there's a team ...
2
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1answer
201 views

How to run physics simulation in the background for possible future outcomes?

I'm designing a physics-heavy game in 3d. The core mechanic of this game is that the user gets to choose his actions based on probable future outcomes. For example - the player has a choice whether ...
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2answers
5k views

How can I reduce Unity's package size?

I've been experimenting with Unity3D 4.3's 2D features. I've created a simple prototype game to learn how Unity works, how to create sprite animations, collisions and all the basic things. My ...
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2answers
154 views

Gameover scene transition [duplicate]

I created a gameover scene in a crafty.js project but it does not run. Crafty.scene('gameover', function() { Crafty.background("#ccc"); Crafty.audio.stop("bg"); }); var gameOver = ...
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1answer
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CPU usage, game loop and sleep()

I've read about this topic on numerous discussion sites, but I can't seem to find a clear definitive (up-to-date) answer, and hopefully this will me some more insight: I've read the excellent game ...
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4answers
320 views

Getting into the details of game engine programming [closed]

I am interested in learning game programming, but I really have an interest in the lower level engineering in games. I have OpenGL experience, and I am really interested in learning more about ...
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2answers
492 views

Importance of scripting engine at Cocos2d Game Engine

Each Game Engine is different and solves different problems in different ways, so the engine design does vary greatly from engine to engine (even though a lot of principles are shared from engine to ...
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1answer
489 views

Efficient manager/controller for uniform and/or attribute variables in a rendering engine

Most engines on the market have their drawbacks and it's difficult to find a simple/light-weight one that's open-source and doesn't have to put you through a rather complex learning process. Writing ...
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2answers
328 views

Scroller game level map advice

I'm started a XNA project to make a game similar in gameplay to Super Spy Hunter on a NES, which is used as a feature reference. The first thing I thought of is how to store and display level. ...
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3answers
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Is there a HTML/JS game engine/library that deals with things (HUD, menus, accounts, etc) other than the core gameplay?

I've been looking through the many HTML/Javascript game engines/libraries out there (many of which are found here https://github.com/bebraw/jswiki/wiki/Game-Engines). Most of them seem fairly ...
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1answer
1k views

(Abstract) Game engine design

I am writing a simple 2D game (for mobile platforms) for the first time. From an abstract point of view, i have the main player controlled by the human, the enemies, elments that will interact with ...
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1answer
2k views

N64 SDK and Coding

Recently I've been looking into developing games for N64 emulators and modding existing ROMs and I wanted to know if there are any tools out there which can be used to write the code for the emulators ...
2
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2answers
745 views

Audio Design and XAudio2 Performance Issues

I have a very basic understanding of audio and was hoping I could get some help to resolve a problem with the audio design in my engine. Let me give you a run-down of how I've currently got it fitting ...
2
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2answers
99 views

why is my enemy AI is on air while moving?

In Unity3D I have created an enemy AI and applied a script for it to move and chase the player. But when moving, the enemy hovers in the air. My character also does not have rigidbody and he just has ...
2
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1answer
159 views

What types of matrices are needed for game and graphics programming?

I am writing a 3D math library for general game development and want to know what type of Matrix classes I should include. Is just a 4x4 matrix enough, or must I provide 3x4 and dedicated rotational ...
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1answer
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Game development with D programming language [closed]

I have recently found out about D programming language and its basic features. It seems D is quite powerful alternative for C++ and more effective at some points. Also D can interface to C, but ...
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2answers
475 views

Handling cyclic dependencies in entity/components system

I built an rather standard C++ entity/component system (a bit like this one). Components can access other components through their associated Entity. This is usually done by getting some kind of ...
2
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1answer
194 views

Multi-Threaded Pipelined Game Engine Data Synchronization Questions

Let's say I'm setting up a worker pool based game engine with pipelining. Let's say I have 4 stages in my pipeline as such: Stage 1: Physics Stage 2: AI/Input Stage 3: Game Logic Stage 4: Rendering ...
2
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1answer
203 views

Does a game engine affect the quality of pre-baked Global Illumination?

If I were to pre-bake Global Illumination into light maps using a high quality renderer like Mental Ray or PRman, and loaded it into two different engines such as Unity and Unreal, would there be a ...
2
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1answer
628 views

2D/Isometric map algorithm

First of all, I don't have much experience on game development but I do have experience on development. I do know how to make a map, but I don't know if my solution is a normal or a hacky solution. I ...
2
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1answer
233 views

What data should a generic collision detection system gather?

I'm working on a relatively generic 2D AABB collision detection system for a game engine, and I've re-written it more times than I'd like to admit due to not calculating/recording specific details of ...
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1answer
4k views

AS3 Calculating Delta Time In Seconds

Here is how I've been trying to implement delta time based on different internet resources. var startTime:Number = getTimer(); game.Update(deltaTime); deltaTime = Number(getTimer() - startTime) * ...
2
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1answer
3k views

in iOS, does CADisplayLink automatically control the app's 'timestep'?

I'm writing an iOS game that uses OpenGL ES 2.0. I have my 'OpenGLView' which contains a - (void)setupDisplayLink { CADisplayLink* displayLink = [CADisplayLink displayLinkWithTarget:self ...
2
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1answer
323 views

Does PushButton Game Engine have the notion of a Camera?

I am playing around a bit with the PushButton Engine for game development in Flash and have come across a need for a Camera like the Camera that follows Mario in Mario Games. Flashpunk has a nice ...
2
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1answer
78 views

May I distribute a game engine that is based on textbook examples?

I have purchased several game programming books to start my journey as a game developer. One of them teaches its readers by building a game engine's parts in each chapter until finally you have a ...
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1answer
125 views

Accessing the command line from in-game?

Is there a way to interact with the command line (Linux/Windows) from in-game using a game engine such as Unity or Unreal? I would like to have the user be able to jump on a console or even just ...
2
votes
1answer
167 views

What is missing from SDL for it to gain more widespread adoption? [closed]

As I understand, SDL offers abstractions that let you make windows, handle input and audio much easier than doing so directly with the low level APIs provided by several operating systems. However, ...
2
votes
1answer
374 views

How to subscribe to an event fired from any Instance/Object of type X

I'm currently working on a small game-engine and i'm kinda stuck on finding the right pattern to subscribe to an event fired from any instance of type X.To understand what i'm trying to achieve, here ...
2
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1answer
582 views

How to implement input handling in a C game engine?

I am starting to learn C programming (though I have a lot of experience using higher-level languages). I want to write a game engine using C and OpenGL. I think I understand the graphics rendering ...
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1answer
1k views

How to scale openGL textures by a ratio based on height/width (or alternative)

I have been able to successfully allow my UI to extend over edges of my game on higher resolutions by using the Android Guide and by implementing this code on the GL10 object: ...
2
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1answer
249 views

How to implement a multi-platform Java 2D game engine's graphics?

I'm not sure whether this question should be posted here. I'm trying to make a basic generic game engine in Java. Here's what I have so far. public abstract class Device { public abstract void ...
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1answer
181 views

Good practices while working with multiple game engines, porting a game to a new engine [closed]

I have to work with multiple game engines, like Cocos2d Unity3d Galaxy While working with multiple game engines, what practices should i follow? EDIT: Is there any guideline to follow, that would ...