1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * Copyright 2010 VMware, Inc.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
30 * Keith Whitwell, Qicheng Christopher Li, Brian Paul
33 #include "draw/draw_context.h"
34 #include "pipe/p_defines.h"
35 #include "util/u_memory.h"
36 #include "os/os_time.h"
37 #include "lp_context.h"
41 #include "lp_screen.h"
45 static struct llvmpipe_query
*llvmpipe_query( struct pipe_query
*p
)
47 return (struct llvmpipe_query
*)p
;
50 static struct pipe_query
*
51 llvmpipe_create_query(struct pipe_context
*pipe
,
54 struct llvmpipe_query
*pq
;
56 assert(type
< PIPE_QUERY_TYPES
);
58 pq
= CALLOC_STRUCT( llvmpipe_query
);
64 return (struct pipe_query
*) pq
;
69 llvmpipe_destroy_query(struct pipe_context
*pipe
, struct pipe_query
*q
)
71 struct llvmpipe_query
*pq
= llvmpipe_query(q
);
73 /* Ideally we would refcount queries & not get destroyed until the
74 * last scene had finished with us.
77 if (!lp_fence_issued(pq
->fence
))
78 llvmpipe_flush(pipe
, NULL
, __FUNCTION__
);
80 if (!lp_fence_signalled(pq
->fence
))
81 lp_fence_wait(pq
->fence
);
83 lp_fence_reference(&pq
->fence
, NULL
);
91 llvmpipe_get_query_result(struct pipe_context
*pipe
,
94 union pipe_query_result
*vresult
)
96 struct llvmpipe_screen
*screen
= llvmpipe_screen(pipe
->screen
);
97 unsigned num_threads
= MAX2(1, screen
->num_threads
);
98 struct llvmpipe_query
*pq
= llvmpipe_query(q
);
99 uint64_t *result
= (uint64_t *)vresult
;
103 /* no fence because there was no scene, so results is zero */
108 if (!lp_fence_signalled(pq
->fence
)) {
109 if (!lp_fence_issued(pq
->fence
))
110 llvmpipe_flush(pipe
, NULL
, __FUNCTION__
);
115 lp_fence_wait(pq
->fence
);
118 /* Sum the results from each of the threads:
123 case PIPE_QUERY_OCCLUSION_COUNTER
:
124 for (i
= 0; i
< num_threads
; i
++) {
125 *result
+= pq
->count
[i
];
128 case PIPE_QUERY_TIMESTAMP
:
129 for (i
= 0; i
< num_threads
; i
++) {
130 if (pq
->count
[i
] > *result
) {
131 *result
= pq
->count
[i
];
134 *result
= os_time_get_nano();
137 case PIPE_QUERY_PRIMITIVES_GENERATED
:
138 *result
= pq
->num_primitives_generated
;
140 case PIPE_QUERY_PRIMITIVES_EMITTED
:
141 *result
= pq
->num_primitives_written
;
143 case PIPE_QUERY_SO_OVERFLOW_PREDICATE
:
144 *result
= pq
->so_has_overflown
;
146 case PIPE_QUERY_SO_STATISTICS
: {
147 struct pipe_query_data_so_statistics
*stats
=
148 (struct pipe_query_data_so_statistics
*)vresult
;
149 stats
->num_primitives_written
= pq
->num_primitives_written
;
150 stats
->primitives_storage_needed
= pq
->num_primitives_generated
;
153 case PIPE_QUERY_PIPELINE_STATISTICS
: {
154 struct pipe_query_data_pipeline_statistics
*stats
=
155 (struct pipe_query_data_pipeline_statistics
*)vresult
;
169 llvmpipe_begin_query(struct pipe_context
*pipe
, struct pipe_query
*q
)
171 struct llvmpipe_context
*llvmpipe
= llvmpipe_context( pipe
);
172 struct llvmpipe_query
*pq
= llvmpipe_query(q
);
174 /* Check if the query is already in the scene. If so, we need to
175 * flush the scene now. Real apps shouldn't re-use a query in a
176 * frame of rendering.
178 if (pq
->fence
&& !lp_fence_issued(pq
->fence
)) {
179 llvmpipe_finish(pipe
, __FUNCTION__
);
183 memset(pq
->count
, 0, sizeof(pq
->count
));
184 lp_setup_begin_query(llvmpipe
->setup
, pq
);
186 if (pq
->type
== PIPE_QUERY_PRIMITIVES_EMITTED
) {
187 pq
->num_primitives_written
= 0;
188 llvmpipe
->so_stats
.num_primitives_written
= 0;
191 if (pq
->type
== PIPE_QUERY_PRIMITIVES_GENERATED
) {
192 pq
->num_primitives_generated
= 0;
193 llvmpipe
->num_primitives_generated
= 0;
196 if (pq
->type
== PIPE_QUERY_SO_STATISTICS
) {
197 pq
->num_primitives_written
= 0;
198 llvmpipe
->so_stats
.num_primitives_written
= 0;
199 pq
->num_primitives_generated
= 0;
200 llvmpipe
->num_primitives_generated
= 0;
203 if (pq
->type
== PIPE_QUERY_SO_OVERFLOW_PREDICATE
) {
204 pq
->so_has_overflown
= FALSE
;
207 if (pq
->type
== PIPE_QUERY_PIPELINE_STATISTICS
) {
208 /* reset our cache */
209 if (llvmpipe
->active_statistics_queries
== 0) {
210 memset(&llvmpipe
->pipeline_statistics
, 0,
211 sizeof(llvmpipe
->pipeline_statistics
));
213 memcpy(&pq
->stats
, &llvmpipe
->pipeline_statistics
, sizeof(pq
->stats
));
214 llvmpipe
->active_statistics_queries
++;
217 if (pq
->type
== PIPE_QUERY_OCCLUSION_COUNTER
) {
218 llvmpipe
->active_occlusion_query
= TRUE
;
219 llvmpipe
->dirty
|= LP_NEW_OCCLUSION_QUERY
;
225 llvmpipe_end_query(struct pipe_context
*pipe
, struct pipe_query
*q
)
227 struct llvmpipe_context
*llvmpipe
= llvmpipe_context( pipe
);
228 struct llvmpipe_query
*pq
= llvmpipe_query(q
);
230 lp_setup_end_query(llvmpipe
->setup
, pq
);
232 if (pq
->type
== PIPE_QUERY_PRIMITIVES_EMITTED
) {
233 pq
->num_primitives_written
= llvmpipe
->so_stats
.num_primitives_written
;
236 if (pq
->type
== PIPE_QUERY_PRIMITIVES_GENERATED
) {
237 pq
->num_primitives_generated
= llvmpipe
->num_primitives_generated
;
240 if (pq
->type
== PIPE_QUERY_SO_STATISTICS
) {
241 pq
->num_primitives_written
= llvmpipe
->so_stats
.num_primitives_written
;
242 pq
->num_primitives_generated
= llvmpipe
->num_primitives_generated
;
245 if (pq
->type
== PIPE_QUERY_SO_OVERFLOW_PREDICATE
) {
246 pq
->so_has_overflown
= (llvmpipe
->num_primitives_generated
>
247 llvmpipe
->so_stats
.num_primitives_written
);
250 if (pq
->type
== PIPE_QUERY_PIPELINE_STATISTICS
) {
251 pq
->stats
.ia_vertices
=
252 llvmpipe
->pipeline_statistics
.ia_vertices
- pq
->stats
.ia_vertices
;
253 pq
->stats
.ia_primitives
=
254 llvmpipe
->pipeline_statistics
.ia_primitives
- pq
->stats
.ia_primitives
;
255 pq
->stats
.vs_invocations
=
256 llvmpipe
->pipeline_statistics
.vs_invocations
- pq
->stats
.vs_invocations
;
257 pq
->stats
.gs_invocations
=
258 llvmpipe
->pipeline_statistics
.gs_invocations
- pq
->stats
.gs_invocations
;
259 pq
->stats
.gs_primitives
=
260 llvmpipe
->pipeline_statistics
.gs_primitives
- pq
->stats
.gs_primitives
;
261 pq
->stats
.c_invocations
=
262 llvmpipe
->pipeline_statistics
.c_invocations
- pq
->stats
.c_invocations
;
263 pq
->stats
.c_primitives
=
264 llvmpipe
->pipeline_statistics
.c_primitives
- pq
->stats
.c_primitives
;
265 pq
->stats
.ps_invocations
=
266 llvmpipe
->pipeline_statistics
.ps_invocations
- pq
->stats
.ps_invocations
;
268 llvmpipe
->active_statistics_queries
--;
271 if (pq
->type
== PIPE_QUERY_OCCLUSION_COUNTER
) {
272 assert(llvmpipe
->active_occlusion_query
);
273 llvmpipe
->active_occlusion_query
= FALSE
;
274 llvmpipe
->dirty
|= LP_NEW_OCCLUSION_QUERY
;
279 llvmpipe_check_render_cond(struct llvmpipe_context
*lp
)
281 struct pipe_context
*pipe
= &lp
->pipe
;
285 if (!lp
->render_cond_query
)
286 return TRUE
; /* no query predicate, draw normally */
287 wait
= (lp
->render_cond_mode
== PIPE_RENDER_COND_WAIT
||
288 lp
->render_cond_mode
== PIPE_RENDER_COND_BY_REGION_WAIT
);
290 b
= pipe
->get_query_result(pipe
, lp
->render_cond_query
, wait
, (void*)&result
);
297 void llvmpipe_init_query_funcs(struct llvmpipe_context
*llvmpipe
)
299 llvmpipe
->pipe
.create_query
= llvmpipe_create_query
;
300 llvmpipe
->pipe
.destroy_query
= llvmpipe_destroy_query
;
301 llvmpipe
->pipe
.begin_query
= llvmpipe_begin_query
;
302 llvmpipe
->pipe
.end_query
= llvmpipe_end_query
;
303 llvmpipe
->pipe
.get_query_result
= llvmpipe_get_query_result
;