gallium: remove occlusion_count flag from depth-stencil state

Drivers can just keep track of whether they are within a query
by monitoring the begin/end query callbacks.  The flag adds no
information beyond that.

Only softpipe was examining this flag -- it has been fixed up
and retested with demos/arbocclude.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/gallium/drivers/softpipe/sp_query.c b/src/gallium/drivers/softpipe/sp_query.c
index 93dab236d66..379cf4ad064 100644
--- a/src/gallium/drivers/softpipe/sp_query.c
+++ b/src/gallium/drivers/softpipe/sp_query.c
@@ -34,6 +34,7 @@
 #include "util/u_memory.h"
 #include "sp_context.h"
 #include "sp_query.h"
+#include "sp_state.h"
 
 struct softpipe_query {
    uint64_t start;
@@ -69,6 +70,8 @@ softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
    struct softpipe_query *sq = softpipe_query(q);
    
    sq->start = softpipe->occlusion_count;
+   softpipe->active_query_count++;
+   softpipe->dirty |= SP_NEW_QUERY;
 }
 
 
@@ -78,7 +81,9 @@ softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
    struct softpipe_context *softpipe = softpipe_context( pipe );
    struct softpipe_query *sq = softpipe_query(q);
 
+   softpipe->active_query_count--;
    sq->end = softpipe->occlusion_count;
+   softpipe->dirty |= SP_NEW_QUERY;
 }