mesa: Changes to 'gallium-0.1'

[Brian Paul]

 src/mesa/pipe/xlib/xm_api.c          |   12 +++++++++++-
 src/mesa/pipe/xlib/xm_winsys.c       |    2 +-
 src/mesa/state_tracker/st_cb_clear.c |    6 +++++-
 3 files changed, 17 insertions(+), 3 deletions(-)

commit diffs at http://gitweb.freedesktop.org/?p=mesa/mesa.git;a=summary

New commits:
commit 7a9c129a0a171bf0b52f477cfca72591c21ac09a
Author: Brian <brian.paul at tungstengraphics.com>
Date:   Wed Nov 7 14:41:14 2007 -0700

    re-enable PIPE_FORMAT_U_Z32  support

commit fc6172bc9abfc24836c6701f3bfcd791907ca9a7
Author: Brian <brian.paul at tungstengraphics.com>
Date:   Wed Nov 7 14:41:01 2007 -0700

    better depth buffer selection

commit 187b631b6b3c504fa334e33f4b1af433b6232bac
Author: Brian <brian.paul at tungstengraphics.com>
Date:   Wed Nov 7 14:40:38 2007 -0700

    Float->uint conversion for PIPE_FORMAT_U_Z32 resulted in overflow in depth_value().  Special-case it.