Plug in selection/feedback code.

Not quite finished yet.
Selection/feedback are done with a private instance of the 'draw' module
in the state tracker.  Not quite all the draw context's state is set yet,
namely vertex format info.  Hold off on that for a bit...

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 98b78af7c5b..56cae7d9734 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -37,6 +37,9 @@ struct st_region;
 struct st_texture_object;
 struct st_texture_image;
 struct st_fragment_program;
+struct draw_context;
+struct draw_stage;
+
 
 #define ST_NEW_MESA                    0x1 /* Mesa state has changed */
 #define ST_NEW_FRAGMENT_PROGRAM        0x2
@@ -62,6 +65,10 @@ struct st_context
 
    struct pipe_context *pipe;
 
+   struct draw_context *draw;  /**< For selection/feedback */
+   struct draw_stage *feedback_stage;  /**< For FL_FEEDBACK rendermode */
+   struct draw_stage *selection_stage;  /**< For GL_SELECT rendermode */
+
    /* Eventually will use a cache to feed the pipe with
     * create/bind/delete calls to constant state objects.  Not yet
     * though, we just shove random objects across the interface.