I have the same problem, but the window should be opened at random place on the wall, and the window size is random too. how to do?
thanks!

Hi,
if you export into VRML97, you will get a wrl file which perhaps lost some information such as animation.

Thank you. How I add SDL_Delay function to control the frame rate down to 25fps. it is quite stable now.
Thank all for all helps!

Thanks to all.

To jide: if my app run at 22fps , why it can touch 100fps. if there are something out of my program, my app should be slowed down, not accelerated.
In order to simplify the...

Thanks to all!

to jide: I have drawed the same thing in each frame wiyhout change of the viewport.


to herc: thank you for the web page which give me good idea to control object motion...

Please be sure you have correctly loaded the bmpfile into texture object.

Hi all, when I run my project, the frame speed varied up and down. I can not understand it !
let me introduce my project here.
My project is programed with SDL & OpenGL, in the main.cpp file, i use...

Hi all, when I run my project, the frame speed varied up and down. I can not understand it !
let me introduce my project here.
My project is programed with SDL & OpenGL, in the main.cpp file, i use...

Thank you for your reply. But why the SphereB is effected by fog? it is far before GL_FOG_START!
thanks again!

Hi all,
I meet a problem when i use GL_FOG in opengl application. Perhaps i misunderstand the param "GL_FOG_START" and "GL_FOG_END".

here is the related code :

...
GLfloat fogColor[4] =...

Hi all,
I meet a problem when i use GL_FOG in opengl application. Perhaps i misunderstand the param "GL_FOG_START" and "GL_FOG_END".

here is the related code :

...
GLfloat fogColor[4] =...

In my program, i use antialiase code such as "glEnable(GL_LINE_SMOOTH)",but after antialiase, the render result of the program was same as before, but when I run the same program on another computer,...

"glDisable(GL_DEPTH_TEST)" makes every Graphic Unit drawed on the screen in the order you write the corresponding code. So you got the result surprised.
If you delete the code line , every thing...

Who can give me a tutorial?
Where should I go for help when I face a new problem about opengl in embedded system?

Thanks in advance!

Hi all,
Now, I want to port an application(for win2000) to wince(with ARM cpu),
The application is developed in Visual C++, in which I used opengl and glu. I have copied and edited the...

Thank you very much!!
I have changed the near clip , set it further; so the result is correct now!
The reason is z-fighting.
Thanks again!

Hi All:

I am designing a project using VC++&OpenGL, and now I experience a strange problem which is presented below.
A scene is rendered the first time, the appearance is right. but when i rotate...

I think the question is different from the concept of multi_texture in opengl. The question could be understood as "How to load several textures independently in OpenGL".
Is what I think correct?
...

Yes, he is right. The website of nehe is very very useful. So many source codes are there!