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osmesa: fix glReadPixels, etc
authorBrian Paul <brianp@vmware.com>
Thu, 12 Jan 2012 18:52:22 +0000 (11:52 -0700)
committerBrian Paul <brianp@vmware.com>
Fri, 13 Jan 2012 17:15:51 +0000 (10:15 -0700)
commitdeff0244edd6b822aea30b37955723012d69ca16
tree4db7ba5dcc68339d7eaa073b8a6e80c2a2d2cf6e
parent830688b36ace22ad1412b5c1caba0e0ccd474c3c
osmesa: fix glReadPixels, etc

Needed to implement the Map/UnmapRenderbuffer() driver hooks.
This fixes glRead/Draw/CopyPixels, etc.

See https://bugs.freedesktop.org/show_bug.cgi?id=44723

Note: This is a candidate for the 8.0 branch.

Tested-by: Kevin Hobbs <hobbsk@ohiou.edu>
(cherry picked from commit cb254b75d7d971b3f1baab45a82cedf0bd6c36c4)
src/mesa/drivers/osmesa/osmesa.c