Tagged Questions
4
votes
4answers
393 views
Why do most game devs prefer OGL for OS X and D3D for Windows? [closed]
Today I decided to check what Diablo 3 developers used to do graphics: OpenGL or Direct3D? My mind was completely blown: For Windows, they've used D3D and for OS X they've used OGL.
I did some ...
1
vote
3answers
1k views
How to draw 2D images using OpenGL, in SDL?
After everything, I managed to find a simple piece of code that shows how to draw a 2D image with openGL:
#include "SDL/SDL.h"
#include "SDL/SDL_opengl.h"
#include "SDL/SDL_image.h"
...
0
votes
1answer
309 views
Does SFML render it's graphics using OpenGL internally?
By that, I mean that SFML has an abstraction for OpenGL? Sort of like SDL's blit functions, but using OpenGL internally?
"Yes SFML uses OpenGL for all the graphical stuff. "
Received this comment ...
2
votes
2answers
2k views
How detect which OpenGL texture formats are natively supported?
For example, how detect if my videocard doesn’t support "bgr8" and convert it to another format, such as "rgba8" in software mode.
UPDATE: Sorry for the confusion. This question more about situation ...
2
votes
3answers
209 views
Multithreaded game fails on SwapBuffers in render thread at exit
The render loop and windows message loop run on separate threads. The way the program exits is that after PostQuitMessage is called in WM_DESTROY the message loop thread signals the render loop thread ...
6
votes
1answer
4k views
Freeglut vs SDL vs GLFW
i need to port my game project from Android (written in C, OpenGL ES 2.0, thanks to NDK) to Windows and Linux platforms. Of course i will need to rewrite some platform depended code, but now i stuck ...
0
votes
2answers
459 views
How to request a specific OpenGL version?
I'm working on an OpenGL project, coming from D3D. They're organised in very different ways, so it's tricky going :)
Is there any way for a Windows application to request a specific OpenGL context ...
-1
votes
1answer
147 views
Opengl tutorials [duplicate]
Possible Duplicate:
What are some good learning resources for OpenGL?
Starting out with OpenGL when most tutorials are out of date
I know that there are many questions like this, but i ...
1
vote
1answer
163 views
Why am I getting a “multiple definition of *” error when initializing OpenGL extensions?
I'm creating a game engine using OpenGL, and I'm initializing the extensions manually, i.e. this:
// .h file
PFNGLACTIVETEXTUREPROC glActiveTexture;
/* .cpp file, initialization function */
...
0
votes
2answers
224 views
Is it possible to create a Facebook game that is a Windows executable?
I'm thinking of trying to make a game, and I heard Facebook is good place to make it popular, but I don't want to make a sprite-based Flash game, I want to use OpenGL for rendering to get nice ...
2
votes
2answers
757 views
Why is OpenGL using 100% CPU shortly after start up when wglSwapIntervalEXT is enabled?
I have a game which uses SFML, which in turn uses OpenGL.
When I run the game, it will use 100% CPU for (usually) about 24 seconds, and then immediately falls down to normal usage. I can't figure out ...
4
votes
3answers
2k views
Trapping mouse inside window in OpenGL with GLUT?
I perfectly understand that GLUT is limited and the following problem can't probably be solved with OpenGL/GLUT, but since I don't know exactly if it can or not, I better just ask. Maybe I'm doing ...
4
votes
2answers
3k views
Does Unity for PC use Direct3D or OpenGL?
I am a mac developer using Unity and I hardly use a PC. When you build a Unity game for Windows, does it use Direct3D or OpenGL?
P.S. I'm not sure if it's called Direct3D or DirectX
3
votes
2answers
1k views
How does one write to another process's OpenGL/DirectX context?
I want to write a short of chat client that display the messages in-game (OpenGL/DirectX), but I really don't know how to handle this.
It is easy to write my client in my graphic context... but what ...
1
vote
1answer
130 views
When rendering on two different computers, the texture is glitchy
I am using Ogre3D, and have been using it for a while. Also lately, I have been using the Opengl Rendering system that is included in Ogre, only because Directx will not compile correctly(Will post ...
