Mesa (mesa_7_4_branch): intel / DRI2: Accept fake front-buffer from loader

[Ian Romanick]

Module: Mesa
Branch: mesa_7_4_branch
Commit: 46059378433970a5557bd667e93b3d61b14caa5a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=46059378433970a5557bd667e93b3d61b14caa5a

Author: Ian Romanick <idr at freedesktop.org>
Date:   Tue Apr  7 11:23:10 2009 -0700

intel / DRI2: Accept fake front-buffer from loader

Handle the loader returning a fake front-buffer.  Since the driver
never specifically requests a fake front-buffer, the driver assumes
that it will never receive both a fake and a real front-buffer.

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Kristian Høgsberg <krh at redhat.com>
(cherry picked from commit 6a6e478e5555714226c6f15c63c393f5c0d74de4)

---

 src/mesa/drivers/dri/intel/intel_context.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 5f72761..f391da9 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -265,6 +265,11 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable)
 	   region_name = "dri2 front buffer";
 	   break;
 
+       case __DRI_BUFFER_FAKE_FRONT_LEFT:
+	   rb = intel_fb->color_rb[0];
+	   region_name = "dri2 fake front buffer";
+	   break;
+
        case __DRI_BUFFER_BACK_LEFT:
 	   rb = intel_fb->color_rb[1];
 	   region_name = "dri2 back buffer";