[Qt-interest] Problem with OpenGL library

[Fabio Dago]

Read this article

http://factor-language.blogspot.com/2009/04/opengl-textures-and-power-of-two-size.html

Regards

shariff ha scritto:
> Dear Friends,
>  
> I have a small problem regarding OpenGL library, for which I can find 
> the solution.
>  
> I have developed an application using OpenGL library, which shows an 
> image on to the screen with some effect. When Iam using an image whose 
> width & height are multiples of 32, application is showing the image 
> on the screen. When I am using an image whose either width or height 
> is non multiple of 32, then image portion on the screen is showing as 
> blank (white screen). I can not understand the reason for it.
>  
> When Iam running the same application in another PC, it is working 
> fine. I have gone through the OpenGL version details of those two 
> system, however I cannot find out the reason. Here Iam providing the 
> OpenGL version details of those system also.
>  
> _OpenGL Version details of system in which image is *not* shown:_
>  
> name of display: :0.0
> display: :0  screen: 0
> direct rendering: Yes
> server glx vendor string: SGI
> server glx version string: 1.2
>  
> client glx vendor string: SGI
> client glx version string: 1.4
>  
> OpenGL vendor string: Tungsten Graphics, Inc
> OpenGL renderer string: Mesa DRI Intel(R) 865G 20040919 x86/MMX/SSE2
> OpenGL version string: 1.3 Mesa 6.2.1
>  
> glu version: 1.3
>  
> _OpenGL Version details of the system in which image is shown perfectly:_
>  
> name of display: :0.0
> display: :0  screen: 0
> direct rendering: No
> server glx vendor string: SGI
> server glx version string: 1.2
> client glx vendor string: SGI
> client glx version string: 1.4
> OpenGL vendor string: Mesa project: www.mesa3d.org <http://www.mesa3d.org>
> OpenGL renderer string: Mesa GLX Indirect
> OpenGL version string: 1.2 (1.5 Mesa 6.2.1)
>  
> glu version: 1.3
>  
>  
>  
> Thanks in advance
>  
> Shariff
>  
>
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