Mesa (master): st/mesa: fix clip state dependencies

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 3c6156a4a7b647cc55cbe3a4c13d53b5ffe505e6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3c6156a4a7b647cc55cbe3a4c13d53b5ffe505e6

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Sat Oct 17 14:20:01 2015 +0200

st/mesa: fix clip state dependencies

This allows removing FLUSH_VERTICES in MatrixMode.

Cc: mesa-stable at lists.freedesktop.org
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/state_tracker/st_atom_clip.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/mesa/state_tracker/st_atom_clip.c b/src/mesa/state_tracker/st_atom_clip.c
index 506a770..b820d84 100644
--- a/src/mesa/state_tracker/st_atom_clip.c
+++ b/src/mesa/state_tracker/st_atom_clip.c
@@ -56,6 +56,9 @@ static void update_clip( struct st_context *st )
          use_eye = TRUE;
    }
 
+   /* _ClipUserPlane = _NEW_TRANSFORM | _NEW_PROJECTION
+    * EyeUserPlane = _NEW_TRANSFORM
+    */
    memcpy(clip.ucp,
           use_eye ? ctx->Transform.EyeUserPlane
                   : ctx->Transform._ClipUserPlane, sizeof(clip.ucp));
@@ -70,7 +73,7 @@ static void update_clip( struct st_context *st )
 const struct st_tracked_state st_update_clip = {
    "st_update_clip",					/* name */
    {							/* dirty */
-      _NEW_TRANSFORM,                                   /* mesa */
+      _NEW_TRANSFORM | _NEW_PROJECTION,                 /* mesa */
       ST_NEW_VERTEX_PROGRAM,				/* st */
    },
    update_clip						/* update */