C++ is a statically typed, free-form, multi-paradigm, compiled, general-purpose programming language.

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File format for static and animated 3D models

I'm currently writing a 3D game in C++ with OpenGL and I'm coming to the part where to load 3D models in. Therefore I'm looking for popular file formats and techniques to display static meshs and ...
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4answers
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How much assembly is really used in modern game code? [closed]

On average, how often is assembly used in modern game code? Specifically on platforms that already have good C++ compilers, like x86, PPC, or ARM--because I assume games on embedded systems make ...
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How important do you find exception safety to be in your C++ code?

Every time I consider making my code strongly exception safe, I justify not doing it because it would be so time consuming. Consider this relatively simple snippet: Level::Entity* entity = new ...
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Quad tree vs Grid based collision detection

I'm making a 4 player co-op r-type game, and I'm about to implement the collision detection code. I've read a lot of articles and stuff about how to handle collision detection, but I'm having a hard ...
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6answers
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Should Vector3 inherit from Vector2?

I'm creating a couple of classes Vector2 (X & Y) and Vector3 (X, Y & Z), but I don't know whether to make Vector3 inherit from Vector2, or whether to re-implement the member variables m_x and ...
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8answers
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Determining Poker Hands

I have been making a Texas Hold'Em game as a part of an assessment, and I have been mulling over how to examine the 7 available cards and determine if hands exist. The only possible method I can ...
18
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5answers
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Objective-C or C++ for iOS games?

I'm pretty confident programming in Objective-C and C++, but I find Objective-C to be somewhat easier to use and more flexible and dynamic in nature. What would be the pros and cons when using C++ ...
18
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6answers
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Separating game data/logic from rendering

I'm writing a game using C++ and OpenGL 2.1. I was thinking how could I separate the data/logic from rendering. At the moment I use a base class 'Renderable' that gives a pure virtual method to ...
18
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1answer
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How are entity systems cache-efficient?

Lately I've been doing a lot of reading on entity systems to implement in my game engine (C++/OpenGL). The two key benefits that I constantly hear lauded about entity systems are 1) the easy ...
18
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3answers
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Upgrade OpenGL version on Windows?

How do I update the version of OpenGL on Windows so that I can use anything newer than the Version 1.1 header file that is included in the Platform SDK? Even version 7.0A of the SDK for Windows 7 ...
17
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12answers
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3D theory before graphics APIs? [closed]

I'm a software engineer and I'm hoping to move my career towards game development. I'm reading a book right now on 2D using C++/DirectX. When I get into 3D I know I want to do it correctly. For ...
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6answers
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Best C++ Math Library for Game Engine? [closed]

I'm looking for a fast opensource C++ math-library for my game engine with the following features: fast (sse?) vectors matrices quaternions suitable for both opengl and directx
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Best way to gain C++ working experience for a job in games (coming from C#) [closed]

I am a software developer, experienced with C# (5 years experience) alongside a few other languages. My "dream job" is working in video games as a developer. Most jobs require knowledge of C++, ...
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3answers
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How do you add a scripting language to a game?

Let's say I have a game written in C++. But I want to add some modding or scripting functionality to it. How would one go about adding a scripting functionality to your game?
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2answers
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Using C++11 for cross-platform Game Engine Development

Note: This is not a 'give your opinion' question about C++03 and C++11. Our game engine, written in C++03, is designed to be compiled on Windows, OSX and iOS. Linux support is planned for the (very) ...
17
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4answers
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Is there anything like XNA for c++? [closed]

I love the features of XNA but I want to get into c++ game dev. The problem is that I now have to worry about everything from loading a png file to opening a window. This is a little bit annoying. I ...
17
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1answer
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Which is the best LOD method for planet rendering?

I'm currently working on my thesis, it is an engine to render terrains of planetary size. I'm still finishing my research and I have encountered a lot of stuff about this subject, the problem is that ...
16
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6answers
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How do I correctly use singletons in C++ engine programming?

I know singletons are bad, my old game engine used a singleton 'Game' object that handles everything from holding all data to the actual game loop. Now I'm making a new one. The problem is, to draw ...
16
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5answers
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When should vector/list be used?

I can understand when to use lists, but I don't understand when it is better to use vectors than using lists in video games: when it is better to have fast random access ? (And I understand why it's ...
16
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3answers
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Does allocating and freeing a huge chunk of memory at startup “clean up memory”?

The book Game Coding Complete, Fourth Edition, chapter 5 (Game Initialization and Shutdown), section Checking Memory contains this interesting code sample: bool CheckMemory(const DWORDLONG ...
16
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2answers
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What advantages does bare OpenGL provide over frameworks/engines to small developers? [closed]

I've noticed a trend of indie developers steering away from frameworks and engines, and moving towards using bare OpenGL, or using it combined with SDL/SFML2. As an indie developer, I can't see what ...
16
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4answers
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Is C++ “still” preferred in game development? [closed]

I am a 2D Game Programmer.Some programming languages which I am good at are C,Java ,C#. I also know Actionscript 2.0,3.0 and some javascript. I'm interested in learning 3D Game programming. So far ...
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5answers
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Can I develop games for mobile platforms in C++?

I have a good grasp in C++ and C and have also experience developing AAA game using C++. Now, I'm shamelessly thinking to dive into mobile game development either in iOS or Android. Unfortunately, I ...
16
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2answers
922 views

How do you prepare for out of memory conditions?

This can be easy for games with well defined scope, but the question is about sandbox games, where the player is allowed to create and build anything. Possible techniques: Use memory pools with ...
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2answers
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Advice on game architecture/design patterns

I've been working on a 2d RPG for awhile now, and I've come to realize I've made some bad design decisions. Theres a few things in particular that are causing me problems, so I was wondering what sort ...
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How can I make message passing between threads in a multithreaded engine less cumbersome?

The C++ engine I'm working on currently is split up into several large threads- Generation (for creating my procedural content), Gameplay (for AI, scripts, simulation), Physics, and Rendering. The ...
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Is there any documentation comparing/contrasting C++ standard library implementations? [closed]

(This is not game programming per se, but I'm certain if I asked this on SO I'd get told not to prematurely optimize, even though history tells us every large game ends up worrying about these ...
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4answers
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How can I write a Save/Load system for my game?

I'm trying to figure out a way to write a save/load system for my game in C++. As of right now, I'm doing it all using binary flags. Anyone got a clue on how to do it another way? I don't mind using ...
16
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2answers
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Designing a component based game

I'm writing a shooter (like 1942, classic 2D graphics) and I'd like to use a component based approch. So far I thought about the following design: Each game element (airship, projectile, powerup, ...
16
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1answer
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Using PS3 controller for input on Mac OSX

I've managed to find a USB driver to connect to the PS3 controller in OSX, and as reported here, can connect to the controller via Bluetooth. I've verified that the input is working properly via ...
15
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7answers
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Is C++ necessary to learn if I ever want to get a job in the game industry?

Is C++ necessary to learn if I ever want to get a job in the game industry? I am extremely familiar with C# and have a basic mastery of making 2D games in XNA 4.0. Right now I am only 13 years old and ...
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3answers
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Should I use a database for storing game content? [closed]

I have a 2D Game written in C++ using SFML. I want to make the game expandable in such a way that content like items or entities could easily be added by adding a line/entry/row to a file or ...
15
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1answer
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Normals vs Normal maps

I am using Assimp asset importer (http://assimp.sourceforge.net/lib_html/index.html) to parse 3d models. So far, I've simply pulled out the normal vectors which are defined for each vertex in my ...
15
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6answers
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What scripting language would you recommend for a C++ game project? [closed]

By scripting here I mean not just putting config data in a script, but scripting parts of the project like some class methods, test specific game loop, etc. This would be not just to accelerate ...
15
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3answers
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Finite state machine in C++

So, I've read a lot about using FSMs to do game state management, things like what an FSM is, and using a stack or set of states for building one. I've gone through all that. But I'm stuck at writing ...
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5answers
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Starting out with OpenGL when most tutorials are out of date [closed]

I'm sure there are already a bunch of questions like this asked, but the constant updating of the OpenGL library throws them all away, and in a month or two, the answers here will be worthless again. ...
15
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8answers
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What are good solutions for serialization in C++? [closed]

I'm curious what solutions game developers have come up with for serializing the different types of data that they deal with for their games. Do you guys use some monolithic GameObject hierarchy that ...
15
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2answers
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Implementing a camera / viewport to a 2D game

What is the most practical way to implement camera/viewport to a 2D-game? I've read, that I should store the object world position instead of position relative to the screen? Current situation: I ...
15
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1answer
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Designing a ResourceManager class

I've decided I want to write a central ResourceManager/ResourceCache class for my hobby game engine, but am having trouble designing a caching scheme. The idea is that the ResourceManager has a soft ...
15
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1answer
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Is it possible to use the Unreal Engine as a big C++ library, without using the editor?

I want to write a game entirely in C++, but I would like to profit from the possibilities offered by the Unreal Engine, especially in terms of graphics and physics. Nevertheless, I strongly dislike ...
14
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2answers
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What are the common rendering optimization techniques for the geometry pass in a deferred shading renderer? [closed]

I have been developing a game engine using OpenGL 3 and C++ (and glfw for window management). I have advanced so far, got most of the things done except sound entities and optimizations. The engine ...
14
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5answers
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Complete Math Library for use in OpenGL ES 2.0 Game? [closed]

Are you aware of a complete (or almost complete) cross platform math library for use in OpenGL ES 2.0 games? The library should contain: Matrix2x2, Matrix 3x3, Matrix4x4 classes Quaternions ...
14
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2answers
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Entity Component Systems with C++ - Accessing components

(What I'm describing is based on this design: What is an entity system framework?, scroll down and you'll find it) I'm having some problems creating an entity-component system in C++. I have my ...
14
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4answers
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how does HDR work?

I'm trying to understand what HDR is and how it works. I understand the basic concepts and have an slight idea of how it is implemented with D3D/hlsl. However it's still pretty foggy. Say I'm ...
14
votes
4answers
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How to rotate blocks in tetris

I have a gameboard grid which is 20 rows high and 10 columns wide with the origin (0,0) being in the top left hand corner. I have a tetrimino in play, which is composed of four blocks. I have the x,y ...
14
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2answers
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Why is C/C++ preferred for game developers?

Some people say it offers more control to developers, but what is it precisely that can be controlled through C++ which can't be controlled using, for example, Java?
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Custom allocators used in game development

I have been researching creating my own allocator methods (that will support things such as a memory pool and profiling), however, as I continue my research I have been looking for how this was done ...
14
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1answer
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How does the Simple Stupid Funnel Algorithm work?

Working with the funneling algorithm shown on Digesting Duck I'm not sure how the detection of the funnel works. Can someone explain the method clearly to me or suggest an alternative way of ...
14
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5answers
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How should game objects be aware of each other?

I find it hard to find a way to organize game objects so that they are polymorphic but at the same time not polymorphic. Here's an example: assuming that we want all our objects to update() and ...
14
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1answer
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How to apply Data Oriented Design with Object Oriented Programming? [closed]

I've read lots of articles about Data Oriented Design (DOD) and I understand it but I can't design an Object Oriented Programming (OOP) system with DOD in mind, I think my OOP education is blocking ...