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-rw-r--r--src/gallium/drivers/llvmpipe/lp_query.c85
1 files changed, 58 insertions, 27 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_query.c b/src/gallium/drivers/llvmpipe/lp_query.c
index 5554285425d..a1836bbde91 100644
--- a/src/gallium/drivers/llvmpipe/lp_query.c
+++ b/src/gallium/drivers/llvmpipe/lp_query.c
@@ -1,6 +1,7 @@
/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2010 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -18,15 +19,15 @@
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
-/* Author:
- * Keith Whitwell <[email protected]>
+/* Authors:
+ * Keith Whitwell, Qicheng Christopher Li, Brian Paul
*/
#include "draw/draw_context.h"
@@ -34,12 +35,10 @@
#include "util/u_memory.h"
#include "lp_context.h"
#include "lp_query.h"
+#include "lp_rast.h"
+#include "lp_rast_priv.h"
#include "lp_state.h"
-
-struct llvmpipe_query {
- uint64_t start;
- uint64_t end;
-};
+#include "lp_setup_context.h"
static struct llvmpipe_query *llvmpipe_query( struct pipe_query *p )
@@ -51,15 +50,46 @@ static struct pipe_query *
llvmpipe_create_query(struct pipe_context *pipe,
unsigned type)
{
+ struct llvmpipe_query *pq;
+
assert(type == PIPE_QUERY_OCCLUSION_COUNTER);
- return (struct pipe_query *)CALLOC_STRUCT( llvmpipe_query );
+
+ pq = CALLOC_STRUCT( llvmpipe_query );
+ if (pq) {
+ pipe_mutex_init(pq->mutex);
+ }
+
+ return (struct pipe_query *) pq;
}
static void
llvmpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q)
{
- FREE(q);
+ struct llvmpipe_query *pq = llvmpipe_query(q);
+ pipe_mutex_destroy(pq->mutex);
+ FREE(pq);
+}
+
+
+static boolean
+llvmpipe_get_query_result(struct pipe_context *pipe,
+ struct pipe_query *q,
+ boolean wait,
+ uint64_t *result )
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
+ struct llvmpipe_query *pq = llvmpipe_query(q);
+
+ if (!pq->done) {
+ lp_setup_flush(llvmpipe->setup, TRUE);
+ }
+
+ if (pq->done) {
+ *result = pq->result;
+ }
+
+ return pq->done;
}
@@ -67,9 +97,20 @@ static void
llvmpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
- struct llvmpipe_query *sq = llvmpipe_query(q);
-
- sq->start = llvmpipe->occlusion_count;
+ struct llvmpipe_query *pq = llvmpipe_query(q);
+
+ /* Check if the query is already in the scene. If so, we need to
+ * flush the scene now. Real apps shouldn't re-use a query in a
+ * frame of rendering.
+ */
+ if (pq->binned) {
+ struct pipe_fence_handle *fence;
+ pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, &fence);
+ pipe->screen->fence_finish(pipe->screen, fence, 0);
+ }
+
+ lp_setup_begin_query(llvmpipe->setup, pq);
+
llvmpipe->active_query_count++;
llvmpipe->dirty |= LP_NEW_QUERY;
}
@@ -79,26 +120,16 @@ static void
llvmpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
- struct llvmpipe_query *sq = llvmpipe_query(q);
+ struct llvmpipe_query *pq = llvmpipe_query(q);
+
+ lp_setup_end_query(llvmpipe->setup, pq);
+ assert(llvmpipe->active_query_count);
llvmpipe->active_query_count--;
- sq->end = llvmpipe->occlusion_count;
llvmpipe->dirty |= LP_NEW_QUERY;
}
-static boolean
-llvmpipe_get_query_result(struct pipe_context *pipe,
- struct pipe_query *q,
- boolean wait,
- uint64_t *result )
-{
- struct llvmpipe_query *sq = llvmpipe_query(q);
- *result = sq->end - sq->start;
- return TRUE;
-}
-
-
void llvmpipe_init_query_funcs(struct llvmpipe_context *llvmpipe )
{
llvmpipe->pipe.create_query = llvmpipe_create_query;