[Mesa-dev] [PATCH 06/13] st/mesa: implement ARB_transform_feedback_overflow_query

[Nicolai Hähnle]

From: Nicolai Hähnle <nicolai.haehnle at amd.com>

---
 src/mesa/state_tracker/st_cb_queryobj.c | 4 +++-
 src/mesa/state_tracker/st_extensions.c  | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/mesa/state_tracker/st_cb_queryobj.c b/src/mesa/state_tracker/st_cb_queryobj.c
index b1ac2aa..4c25724 100644
--- a/src/mesa/state_tracker/st_cb_queryobj.c
+++ b/src/mesa/state_tracker/st_cb_queryobj.c
@@ -118,7 +118,7 @@ st_BeginQuery(struct gl_context *ctx, struct gl_query_object *q)
       type = PIPE_QUERY_SO_OVERFLOW_PREDICATE;
       break;
    case GL_TRANSFORM_FEEDBACK_OVERFLOW_ARB:
-      type = PIPE_QUERY_SO_OVERFLOW_PREDICATE;
+      type = PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE;
       break;
    case GL_TIME_ELAPSED:
       if (st->has_time_elapsed)
@@ -260,6 +260,8 @@ get_query_result(struct pipe_context *pipe,
    default:
       switch (stq->type) {
       case PIPE_QUERY_OCCLUSION_PREDICATE:
+      case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+      case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
          stq->base.Result = !!data.b;
          break;
       default:
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 74193cc..c41d4b7 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -626,6 +626,7 @@ void st_init_extensions(struct pipe_screen *screen,
       { o(ARB_timer_query),                  PIPE_CAP_QUERY_TIMESTAMP                  },
       { o(ARB_transform_feedback2),          PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME       },
       { o(ARB_transform_feedback3),          PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS },
+      { o(ARB_transform_feedback_overflow_query), PIPE_CAP_QUERY_SO_OVERFLOW_ANY       },
 
       { o(KHR_blend_equation_advanced),      PIPE_CAP_TGSI_FS_FBFETCH                  },
 
-- 
2.9.3