[GEM-dev] stencil

[cyrille henry]

james tittle a écrit :
> hey cyrille,
> 
> On Mar 3, 2006, at 8:54 AM, cyrille henry wrote:
> 
>> does anyone have succefully used stencil buffer with GEM?
>>
>> here is what i'm trying to do, without succes...
> 
> 
> ...this is easy:  it's not working because the gemwindow creation  
> doesn't request a stencil buffer (at least on osx and linux)!   However, 
> I just committed a small change to the osx code that indeed  does enable 
> the stencil buffer, and it should be just as easy to do  for linux and 
> windows...after doing so, the patch works as expected...
thanks.
i'll look at your change.

> 
> ...this does bring up an issue:  should we always create the  additional 
> buffers (ie. depth, stencil, accumulation, aux), or should  we create a 
> message for gemwin to selectively enable/disable these  before window 
> creation?  Currently on osx, 24bit depth and 8bit  stencil buffers are 
> created, and on linux it just creates a 16bit  depth buffer...

i personnally don't know. what's the pros and cons?

thanks
Cyrille

> 
> time to go out,
> jamie
> 
> 
>