Mesa (master): xmesa: set back-buffer's drawable field

[Brian Paul]

Module: Mesa
Branch: master
Commit: 22bac2a1a0d315172f815cb8a516bfe198b0a6f3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=22bac2a1a0d315172f815cb8a516bfe198b0a6f3

Author: Brian Paul <brianp at vmware.com>
Date:   Mon Mar  9 14:33:19 2009 -0600

xmesa: set back-buffer's drawable field

Fixes back-buffer rendering when MESA_BACK_BUFFER=pixmap

---

 src/mesa/drivers/x11/xm_buffer.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/x11/xm_buffer.c b/src/mesa/drivers/x11/xm_buffer.c
index 7ad67bc..821e2a8 100644
--- a/src/mesa/drivers/x11/xm_buffer.c
+++ b/src/mesa/drivers/x11/xm_buffer.c
@@ -229,6 +229,7 @@ alloc_back_buffer(XMesaBuffer b, GLuint width, GLuint height)
       }
 
       b->backxrb->ximage = NULL;
+      b->backxrb->drawable = b->backxrb->pixmap;
    }
 }