Re: DRI2 + buffer creation

[Alan H. <al...@fa...>]

On Tue, 2009-03-31 at 15:43 +1000, Dave Airlie wrote:
> So I've been playing a bit more with DRI2 and I'm having trouble
> finding how the buffer creation was meant to work for depth buffers.
> 
> If my app uses a visual
> 0xbc 24 tc  0 24  0 r  .  .  8  8  8  0  0 16  0  0  0  0  0  0 0 None
> 
> which is 24-bits + 16-bit depth, I don't have enough information in
> the DDX to create a depth buffer with a cpp of 2, the DDX
> can only see the drawable information it knows nothing about the visual.
> 
> Now it goes and creates a set of 4 buffers to give back to Mesa, which
> then goes and takes the cpp of the depth buffer as 4
> when clearly it would need to be 2, then bad things happen.
> 
> So should I just be creating the depth buffer in Mesa, does the DDX
> need to know about it all really...

Yep, go create the depth buffer in Mesa. The DDX doesn't really need to
know about it.

Alan.