About Shadow frame buffer.

2010-07-22 Thread PRASANNA KUMAR
Can i know what is a shadow frame buffer, how it works. Is there any tutorial or docs for using that? I want to use floating point numbers in kernel mode (for compressing graphics data sent through USB). Is there any way to use those numbers in kernel mode (video driver code). Or is it

Re: About Shadow frame buffer.

2010-07-22 Thread Alan Coopersmith
PRASANNA KUMAR wrote: Can i know what is a shadow frame buffer, how it works. Is there any tutorial or docs for using that? There is some (but not much) documentation of the shadow frame buffer code in http://cgit.freedesktop.org/xorg/xserver/tree/hw/dmx/doc/dmx.xml -- -Alan