Signed-off-by: Zack Rusin <za...@vmware.com>
---
src/gallium/drivers/llvmpipe/lp_query.c | 12 ++++++++++++
src/gallium/drivers/llvmpipe/lp_query.h | 1 +
src/gallium/drivers/llvmpipe/lp_rast.c | 2 ++
3 files changed, 15 insertions(+)
diff --git a/src/gallium/drivers/llvmpipe/lp_query.c
b/src/gallium/drivers/llvmpipe/lp_query.c
index 96e1e3f..d013ff0 100644
--- a/src/gallium/drivers/llvmpipe/lp_query.c
+++ b/src/gallium/drivers/llvmpipe/lp_query.c
@@ -137,6 +137,9 @@ llvmpipe_get_query_result(struct pipe_context *pipe,
case PIPE_QUERY_PRIMITIVES_EMITTED:
*result = pq->num_primitives_written;
break;
+ case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
+ *result = pq->so_has_overflown;
+ break;
case PIPE_QUERY_SO_STATISTICS: {
struct pipe_query_data_so_statistics *stats =
(struct pipe_query_data_so_statistics *)vresult;
@@ -194,6 +197,10 @@ llvmpipe_begin_query(struct pipe_context *pipe, struct
pipe_query *q)
llvmpipe->num_primitives_generated = 0;
}
+ if (pq->type == PIPE_QUERY_SO_OVERFLOW_PREDICATE) {
+ pq->so_has_overflown = FALSE;
+ }
+
if (pq->type == PIPE_QUERY_PIPELINE_STATISTICS) {
/* reset our cache */
if (llvmpipe->active_statistics_queries == 0) {
@@ -232,6 +239,11 @@ llvmpipe_end_query(struct pipe_context *pipe, struct
pipe_query *q)
pq->num_primitives_generated = llvmpipe->num_primitives_generated;
}
+ if (pq->type == PIPE_QUERY_SO_OVERFLOW_PREDICATE) {
+ pq->so_has_overflown = (llvmpipe->num_primitives_generated >
+ llvmpipe->so_stats.num_primitives_written);
+ }
+
if (pq->type == PIPE_QUERY_PIPELINE_STATISTICS) {
pq->stats.ia_vertices =
llvmpipe->pipeline_statistics.ia_vertices - pq->stats.ia_vertices;
diff --git a/src/gallium/drivers/llvmpipe/lp_query.h
b/src/gallium/drivers/llvmpipe/lp_query.h
index 68dfe99..e29022a 100644
--- a/src/gallium/drivers/llvmpipe/lp_query.h
+++ b/src/gallium/drivers/llvmpipe/lp_query.h
@@ -47,6 +47,7 @@ struct llvmpipe_query {
unsigned type; /* PIPE_QUERY_* */
unsigned num_primitives_generated;
unsigned num_primitives_written;
+ boolean so_has_overflown;
struct pipe_query_data_pipeline_statistics stats;
};
diff --git a/src/gallium/drivers/llvmpipe/lp_rast.c
b/src/gallium/drivers/llvmpipe/lp_rast.c
index 29dd933..ef49ba9 100644
--- a/src/gallium/drivers/llvmpipe/lp_rast.c
+++ b/src/gallium/drivers/llvmpipe/lp_rast.c
@@ -478,6 +478,7 @@ lp_rast_begin_query(struct lp_rasterizer_task *task,
case PIPE_QUERY_PRIMITIVES_EMITTED:
case PIPE_QUERY_SO_STATISTICS:
case PIPE_QUERY_PIPELINE_STATISTICS:
+ case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
break;
default:
assert(0);
@@ -511,6 +512,7 @@ lp_rast_end_query(struct lp_rasterizer_task *task,
case PIPE_QUERY_PRIMITIVES_EMITTED:
case PIPE_QUERY_SO_STATISTICS:
case PIPE_QUERY_PIPELINE_STATISTICS:
+ case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
break;
default:
assert(0);
--
1.7.10.4
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