Simple DirectMedia Layer (SDL) is a cross-platform multimedia library designed to provide low level access to audio, keyboard, mouse, joystick, 3D hardware via OpenGL, and 2D video framebuffer.

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SDL (or OpenGL), HTML5, Gecko and vector movies

I'm writing a platform game which uses SDL for the main graphics code. There is a chance that I may be using OpenGL for the rendering at a later stage, so answers could relate to either. I'm needing ...
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Separating logic/update from render/drawing code in a single thread using sleep

I've read that the speed of game objects should not be hindered by FPS but instead should be based on time. How can I seperate the update/draw code to maximize performance without limiting the drawing ...
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Wavefront *.obj loader in C++

I'm creating a game using OpenGL (via SDL) and C++ (via Visual Studios 2010 Professional). During the game, I will be using 3D character animation. I'd like to use wavefront *.obj files for all the 3D ...
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Working towards going 3D

I am a beginner-intermediate C++/Java programmer and my long term goal is to be a game programmer. I have decided to start off with 2D and work my way towards 3D. I would like to use SDL to start ...
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Splitting a tetris game apart - where to put time-management?

I am creating a tetris game in C++ & SDL, and I'm trying to do it "good" by making it object-oriented and keeping scopes small. So far I have the following structure: A main with some lowlevel ...
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OpenGL Insanely Slow [closed]

I'm learning C++, and I'm writing my first OpenGL program. Unfortunately, it seems to be defaulting to Software Rendering (CPU uses bounces, GPU uses stays at 1%). I'm using SDL as the Windowing ...
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Getting OpenGL hardware acceleration with SDL on Linux

I'm trying to use SDL + OpenGL but I don't believe hardware acceleration is working because the framerate for around 18000 polys is about 24fps on a quad core machine but is a hopeless 1-2fps on an ...
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Making a 2D Platformer in C++/SDL. Looking for tutorials/examples/resources

I have a lot of experience with C++, but I have no experience with game programming. This summer I plan to create a 2D platformer from scratch using C++/SDL for the learning experience. I am looking ...
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Graphics module: Am I going the right way?

I'm trying to write the graphics module of my engine. That is, this part of the code only provides an interface through which to load images, fonts, etc and draw them on the screen. It is also a ...
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Does SFML support these specific features that I require?

I've been working on a game in c++ for about a week and a half, and I've been using SDL. However, my current engine only needs the following from whatever library I use: enable double buffering load ...
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Collision Resolution

Hey all, I'm making a simple side-scrolling game, and I would appreciate some input! My collision detection system is a simple bounding box detection, so it's really easy to implement. However my ...
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OpenGL Performance Questions

This subject, as with any optimisation problem, gets hit on a lot, but I just couldn't find what I (think) I want. A lot of tutorials, and even SO questions have similar tips; generally covering: ...
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How to deal with OpenGL and Fullscreen on OS X

I do most of my development on OS X and for my current game project this is my target environment. However when I play games I play on Windows. As a windows gamer I am used to Alt+Tab switching from ...
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2D Platformer Collision Handling

I am trying to create a 2D platformer (Mario-type) game and I am some having some issues with handling collisions properly. I am writing this game in C++, using SDL for input, image loading, font ...
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My first animation - Using SDL.NET C#

I'm trying to animate a player object in my 2D grid when the user clicks somewhere in the screen. I got the following 4 variables: oX (Current player position X) oY (Current player position Y) dX ...
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What is the contents of the buffer *after* a call to glSwapBuffers()?

(SDL_GL_SwapBuffers() in particular) When you have drawn a scene, and you call swap-buffers, it is routine to then glClear() the scene before drawing anything; if you don't clear, what is the ...
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Time based movement Vs Frame rate based movement?

I'm new to Game programmming and SDL, and I have been following Lazyfoo's SDL tutorials. My question is related to time based motion and frame rate based motion, basically which is better or ...
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Colour Problems When Using SDL_Resize()

In a 3D SDL application I inherited (I have little 3D or SDL experience), I have a 'screenshot' routine that either saves a full-size image or a scaled image, depending on the context (differing ...
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How to create a simple “spot light” effect with Sdl or Sdl.Net?

i'm wondering: how to create a simple "car headlight" (for i.e) or a torch spotlight in Sdl or Sdl.NET ? Does anyone know how ? Thanks