/**************************************************************************
*
* 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
* 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 <keith@tungstengraphics.com>
+/* Authors:
+ * Keith Whitwell, Qicheng Christopher Li, Brian Paul
*/
#include "draw/draw_context.h"
#include "pipe/p_defines.h"
#include "util/u_memory.h"
+#include "os/os_time.h"
#include "lp_context.h"
+#include "lp_flush.h"
+#include "lp_fence.h"
#include "lp_query.h"
+#include "lp_screen.h"
#include "lp_state.h"
-struct llvmpipe_query {
- uint64_t start;
- uint64_t end;
-};
-
static struct llvmpipe_query *llvmpipe_query( struct pipe_query *p )
{
static struct pipe_query *
llvmpipe_create_query(struct pipe_context *pipe,
- unsigned type)
+ unsigned type)
{
- assert(type == PIPE_QUERY_OCCLUSION_COUNTER);
- return (struct pipe_query *)CALLOC_STRUCT( llvmpipe_query );
+ struct llvmpipe_query *pq;
+
+ assert(type < PIPE_QUERY_TYPES);
+
+ pq = CALLOC_STRUCT( llvmpipe_query );
+
+ if (pq) {
+ pq->type = type;
+ }
+
+ 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);
+
+ /* Ideally we would refcount queries & not get destroyed until the
+ * last scene had finished with us.
+ */
+ if (pq->fence) {
+ if (!lp_fence_issued(pq->fence))
+ llvmpipe_flush(pipe, NULL, __FUNCTION__);
+
+ if (!lp_fence_signalled(pq->fence))
+ lp_fence_wait(pq->fence);
+
+ lp_fence_reference(&pq->fence, NULL);
+ }
+
+ FREE(pq);
+}
+
+
+static boolean
+llvmpipe_get_query_result(struct pipe_context *pipe,
+ struct pipe_query *q,
+ boolean wait,
+ union pipe_query_result *vresult)
+{
+ struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
+ struct llvmpipe_query *pq = llvmpipe_query(q);
+ uint64_t *result = (uint64_t *)vresult;
+ int i;
+
+ if (!pq->fence) {
+ /* no fence because there was no scene, so results is zero */
+ *result = 0;
+ return TRUE;
+ }
+
+ if (!lp_fence_signalled(pq->fence)) {
+ if (!lp_fence_issued(pq->fence))
+ llvmpipe_flush(pipe, NULL, __FUNCTION__);
+
+ if (!wait)
+ return FALSE;
+
+ lp_fence_wait(pq->fence);
+ }
+
+ /* Sum the results from each of the threads:
+ */
+ *result = 0;
+
+ switch (pq->type) {
+ case PIPE_QUERY_OCCLUSION_COUNTER:
+ for (i = 0; i < screen->num_threads; i++) {
+ *result += pq->count[i];
+ }
+ break;
+ case PIPE_QUERY_TIMESTAMP:
+ for (i = 0; i < screen->num_threads; i++) {
+ if (pq->count[i] > *result) {
+ *result = pq->count[i];
+ }
+ if (*result == 0)
+ *result = os_time_get_nano();
+ }
+ break;
+ case PIPE_QUERY_PRIMITIVES_GENERATED:
+ *result = pq->num_primitives_generated;
+ break;
+ case PIPE_QUERY_PRIMITIVES_EMITTED:
+ *result = pq->num_primitives_written;
+ break;
+ case PIPE_QUERY_SO_STATISTICS: {
+ struct pipe_query_data_so_statistics *stats =
+ (struct pipe_query_data_so_statistics *)vresult;
+ stats->num_primitives_written = pq->num_primitives_written;
+ stats->primitives_storage_needed = pq->num_primitives_generated;
+ }
+ break;
+ case PIPE_QUERY_PIPELINE_STATISTICS: {
+ struct pipe_query_data_pipeline_statistics *stats =
+ (struct pipe_query_data_pipeline_statistics *)vresult;
+ *stats = pq->stats;
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ return TRUE;
}
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;
- llvmpipe->active_query_count++;
- llvmpipe->dirty |= LP_NEW_QUERY;
+ 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->fence && !lp_fence_issued(pq->fence)) {
+ llvmpipe_finish(pipe, __FUNCTION__);
+ }
+
+
+ memset(pq->count, 0, sizeof(pq->count));
+ lp_setup_begin_query(llvmpipe->setup, pq);
+
+ if (pq->type == PIPE_QUERY_PRIMITIVES_EMITTED) {
+ pq->num_primitives_written = 0;
+ llvmpipe->so_stats.num_primitives_written = 0;
+ }
+
+ if (pq->type == PIPE_QUERY_PRIMITIVES_GENERATED) {
+ pq->num_primitives_generated = 0;
+ llvmpipe->num_primitives_generated = 0;
+ }
+
+ if (pq->type == PIPE_QUERY_SO_STATISTICS) {
+ pq->num_primitives_written = 0;
+ llvmpipe->so_stats.num_primitives_written = 0;
+ pq->num_primitives_generated = 0;
+ llvmpipe->num_primitives_generated = 0;
+ }
+
+ if (pq->type == PIPE_QUERY_PIPELINE_STATISTICS) {
+ /* reset our cache */
+ if (llvmpipe->active_statistics_queries == 0) {
+ memset(&llvmpipe->pipeline_statistics, 0,
+ sizeof(llvmpipe->pipeline_statistics));
+ }
+ memcpy(&pq->stats, &llvmpipe->pipeline_statistics, sizeof(pq->stats));
+ llvmpipe->active_statistics_queries++;
+ }
+
+ if (pq->type == PIPE_QUERY_OCCLUSION_COUNTER) {
+ llvmpipe->active_occlusion_query = TRUE;
+ llvmpipe->dirty |= LP_NEW_OCCLUSION_QUERY;
+ }
}
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);
- llvmpipe->active_query_count--;
- sq->end = llvmpipe->occlusion_count;
- llvmpipe->dirty |= LP_NEW_QUERY;
-}
+ lp_setup_end_query(llvmpipe->setup, pq);
+ if (pq->type == PIPE_QUERY_PRIMITIVES_EMITTED) {
+ pq->num_primitives_written = llvmpipe->so_stats.num_primitives_written;
+ }
-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;
+ if (pq->type == PIPE_QUERY_PRIMITIVES_GENERATED) {
+ pq->num_primitives_generated = llvmpipe->num_primitives_generated;
+ }
+
+ if (pq->type == PIPE_QUERY_SO_STATISTICS) {
+ pq->num_primitives_written = llvmpipe->so_stats.num_primitives_written;
+ pq->num_primitives_generated = llvmpipe->num_primitives_generated;
+ }
+
+ if (pq->type == PIPE_QUERY_PIPELINE_STATISTICS) {
+ pq->stats.ia_vertices =
+ llvmpipe->pipeline_statistics.ia_vertices - pq->stats.ia_vertices;
+ pq->stats.ia_primitives =
+ llvmpipe->pipeline_statistics.ia_primitives - pq->stats.ia_primitives;
+ pq->stats.vs_invocations =
+ llvmpipe->pipeline_statistics.vs_invocations - pq->stats.vs_invocations;
+ pq->stats.gs_invocations =
+ llvmpipe->pipeline_statistics.gs_invocations - pq->stats.gs_invocations;
+ pq->stats.gs_primitives =
+ llvmpipe->pipeline_statistics.gs_primitives - pq->stats.gs_primitives;
+ pq->stats.c_invocations =
+ llvmpipe->pipeline_statistics.c_invocations - pq->stats.c_invocations;
+ pq->stats.c_primitives =
+ llvmpipe->pipeline_statistics.c_primitives - pq->stats.c_primitives;
+ pq->stats.ps_invocations =
+ llvmpipe->pipeline_statistics.ps_invocations - pq->stats.ps_invocations;
+
+ llvmpipe->active_statistics_queries--;
+ }
+
+ if (pq->type == PIPE_QUERY_OCCLUSION_COUNTER) {
+ assert(llvmpipe->active_occlusion_query);
+ llvmpipe->active_occlusion_query = FALSE;
+ llvmpipe->dirty |= LP_NEW_OCCLUSION_QUERY;
+ }
}
+boolean
+llvmpipe_check_render_cond(struct llvmpipe_context *lp)
+{
+ struct pipe_context *pipe = &lp->pipe;
+ boolean b, wait;
+ uint64_t result;
+
+ if (!lp->render_cond_query)
+ return TRUE; /* no query predicate, draw normally */
+ wait = (lp->render_cond_mode == PIPE_RENDER_COND_WAIT ||
+ lp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT);
+
+ b = pipe->get_query_result(pipe, lp->render_cond_query, wait, (void*)&result);
+ if (b)
+ return result > 0;
+ else
+ return TRUE;
+}
void llvmpipe_init_query_funcs(struct llvmpipe_context *llvmpipe )
{