intel: Also get the DRI2 front buffer when doing front buffer reading.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index 7d3c80bb21..36f33b6f31 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -304,6 +304,14 @@ struct intel_context
     * easily.
     */
    GLboolean is_front_buffer_rendering;
+   /**
+    * Track whether front-buffer is the current read target.
+    *
+    * This is closely associated with is_front_buffer_rendering, but may
+    * be set separately.  The DRI2 fake front buffer must be referenced
+    * either way.
+    */
+   GLboolean is_front_buffer_reading;
 
    GLboolean use_texture_tiling;
    GLboolean use_early_z;