[sldev] Vista ATI driver support

[Dave Parks]

Good find.  We were aware of issues with ATI cards on vista, but I was 
not aware that simply enabling GL_TEXTURE_2D was the remedy.  Thanks to 
this info, a fix will likely go in today.

Andrew Wesie wrote:
> Not sure how many of you know this, but there have been problems with 
> getting Second Life to work on Vista if you have an ATI video card. I 
> had fixed this previously by deleting the crashing funciton call to 
> glTexSubImage2D. However, I have discovered that the root of the 
> problem is that Second Life fails to call enable GL_TEXTURE_2D before 
> calling glTexSubImage2D, which is in error according to 
> http://www.opengl.org/documentation/specs/man_pages/hardcopy/GL/html/gl/texsubimage2d.html. 
>
> What I don't know is where the best place to call LLGLEnable 
> texture_2d(GL_TEXTURE_2D) is at. It would be a simple matter to throw 
> it at the end of the LLImageGL constructors as I did for my VistaSL 
> build, but I am wondering if there is a better way. Is there some root 
> function that would better serve the interest of calling this function 
> to enable GL_TEXTURE_2D? Does this function have any side effects that 
> would affect the game?
>
> Andrew Wesie
> a.k.a. Lockhart Cordoso
> awesie at gmail.com
> _______________________________________________
> Click here to unsubscribe or manage your list subscription:
> /index.html