1 /**************************************************************************
2 *
3 * Copyright 2007 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28 /* Author:
29 * Keith Whitwell <keithw@vmware.com>
30 */
31
32 #include "draw/draw_context.h"
33 #include "util/os_time.h"
34 #include "pipe/p_defines.h"
35 #include "util/u_memory.h"
36 #include "sp_context.h"
37 #include "sp_query.h"
38 #include "sp_state.h"
39
40 struct softpipe_query {
41 unsigned type;
42 unsigned index;
43 uint64_t start;
44 uint64_t end;
45 struct pipe_query_data_so_statistics so[PIPE_MAX_VERTEX_STREAMS];
46 struct pipe_query_data_pipeline_statistics stats;
47 };
48
49
softpipe_query(struct pipe_query * p)50 static struct softpipe_query *softpipe_query( struct pipe_query *p )
51 {
52 return (struct softpipe_query *)p;
53 }
54
55 static struct pipe_query *
softpipe_create_query(struct pipe_context * pipe,unsigned type,unsigned index)56 softpipe_create_query(struct pipe_context *pipe,
57 unsigned type,
58 unsigned index)
59 {
60 struct softpipe_query* sq;
61
62 assert(type == PIPE_QUERY_OCCLUSION_COUNTER ||
63 type == PIPE_QUERY_OCCLUSION_PREDICATE ||
64 type == PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE ||
65 type == PIPE_QUERY_TIME_ELAPSED ||
66 type == PIPE_QUERY_SO_STATISTICS ||
67 type == PIPE_QUERY_SO_OVERFLOW_PREDICATE ||
68 type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE ||
69 type == PIPE_QUERY_PRIMITIVES_EMITTED ||
70 type == PIPE_QUERY_PRIMITIVES_GENERATED ||
71 type == PIPE_QUERY_PIPELINE_STATISTICS ||
72 type == PIPE_QUERY_GPU_FINISHED ||
73 type == PIPE_QUERY_TIMESTAMP ||
74 type == PIPE_QUERY_TIMESTAMP_DISJOINT);
75 sq = CALLOC_STRUCT( softpipe_query );
76 sq->type = type;
77 sq->index = index;
78 return (struct pipe_query *)sq;
79 }
80
81
82 static void
softpipe_destroy_query(struct pipe_context * pipe,struct pipe_query * q)83 softpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q)
84 {
85 FREE(q);
86 }
87
88
89 static bool
softpipe_begin_query(struct pipe_context * pipe,struct pipe_query * q)90 softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
91 {
92 struct softpipe_context *softpipe = softpipe_context( pipe );
93 struct softpipe_query *sq = softpipe_query(q);
94
95 switch (sq->type) {
96 case PIPE_QUERY_OCCLUSION_COUNTER:
97 case PIPE_QUERY_OCCLUSION_PREDICATE:
98 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
99 sq->start = softpipe->occlusion_count;
100 break;
101 case PIPE_QUERY_TIME_ELAPSED:
102 sq->start = os_time_get_nano();
103 break;
104 case PIPE_QUERY_SO_STATISTICS:
105 sq->so[sq->index].num_primitives_written = softpipe->so_stats[sq->index].num_primitives_written;
106 sq->so[sq->index].primitives_storage_needed = softpipe->so_stats[sq->index].primitives_storage_needed;
107 break;
108 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
109 sq->so[sq->index].num_primitives_written = softpipe->so_stats[sq->index].num_primitives_written;
110 sq->so[sq->index].primitives_storage_needed = softpipe->so_stats[sq->index].primitives_storage_needed;
111 break;
112 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
113 for (unsigned i = 0; i < PIPE_MAX_VERTEX_STREAMS; i++) {
114 sq->so[i].num_primitives_written = softpipe->so_stats[i].num_primitives_written;
115 sq->so[i].primitives_storage_needed = softpipe->so_stats[i].primitives_storage_needed;
116 }
117 break;
118 case PIPE_QUERY_PRIMITIVES_EMITTED:
119 sq->so[sq->index].num_primitives_written = softpipe->so_stats[sq->index].num_primitives_written;
120 break;
121 case PIPE_QUERY_PRIMITIVES_GENERATED:
122 sq->so[sq->index].primitives_storage_needed = softpipe->so_stats[sq->index].primitives_storage_needed;
123 break;
124 case PIPE_QUERY_TIMESTAMP:
125 case PIPE_QUERY_GPU_FINISHED:
126 case PIPE_QUERY_TIMESTAMP_DISJOINT:
127 break;
128 case PIPE_QUERY_PIPELINE_STATISTICS:
129 /* reset our cache */
130 if (softpipe->active_statistics_queries == 0) {
131 memset(&softpipe->pipeline_statistics, 0,
132 sizeof(softpipe->pipeline_statistics));
133 }
134 memcpy(&sq->stats, &softpipe->pipeline_statistics,
135 sizeof(sq->stats));
136 softpipe->active_statistics_queries++;
137 break;
138 default:
139 assert(0);
140 break;
141 }
142 softpipe->active_query_count++;
143 softpipe->dirty |= SP_NEW_QUERY;
144 return true;
145 }
146
147
148 static bool
softpipe_end_query(struct pipe_context * pipe,struct pipe_query * q)149 softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
150 {
151 struct softpipe_context *softpipe = softpipe_context( pipe );
152 struct softpipe_query *sq = softpipe_query(q);
153
154 softpipe->active_query_count--;
155 switch (sq->type) {
156 case PIPE_QUERY_OCCLUSION_COUNTER:
157 case PIPE_QUERY_OCCLUSION_PREDICATE:
158 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
159 sq->end = softpipe->occlusion_count;
160 break;
161 case PIPE_QUERY_TIMESTAMP:
162 sq->start = 0;
163 FALLTHROUGH;
164 case PIPE_QUERY_TIME_ELAPSED:
165 sq->end = os_time_get_nano();
166 break;
167 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
168 sq->so[sq->index].num_primitives_written =
169 softpipe->so_stats[sq->index].num_primitives_written - sq->so[sq->index].num_primitives_written;
170 sq->so[sq->index].primitives_storage_needed =
171 softpipe->so_stats[sq->index].primitives_storage_needed - sq->so[sq->index].primitives_storage_needed;
172 sq->end = sq->so[sq->index].primitives_storage_needed > sq->so[sq->index].num_primitives_written;
173 break;
174 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
175 sq->end = 0;
176 for (unsigned i = 0; i < PIPE_MAX_VERTEX_STREAMS; i++) {
177 sq->so[i].num_primitives_written =
178 softpipe->so_stats[i].num_primitives_written - sq->so[i].num_primitives_written;
179 sq->so[i].primitives_storage_needed =
180 softpipe->so_stats[i].primitives_storage_needed - sq->so[i].primitives_storage_needed;
181 sq->end |= sq->so[i].primitives_storage_needed > sq->so[i].num_primitives_written;
182 }
183 break;
184 case PIPE_QUERY_SO_STATISTICS:
185 sq->so[sq->index].num_primitives_written =
186 softpipe->so_stats[sq->index].num_primitives_written - sq->so[sq->index].num_primitives_written;
187 sq->so[sq->index].primitives_storage_needed =
188 softpipe->so_stats[sq->index].primitives_storage_needed - sq->so[sq->index].primitives_storage_needed;
189 break;
190 case PIPE_QUERY_PRIMITIVES_EMITTED:
191 sq->so[sq->index].num_primitives_written =
192 softpipe->so_stats[sq->index].num_primitives_written - sq->so[sq->index].num_primitives_written;
193 break;
194 case PIPE_QUERY_PRIMITIVES_GENERATED:
195 sq->so[sq->index].primitives_storage_needed =
196 softpipe->so_stats[sq->index].primitives_storage_needed - sq->so[sq->index].primitives_storage_needed;
197 break;
198 case PIPE_QUERY_GPU_FINISHED:
199 case PIPE_QUERY_TIMESTAMP_DISJOINT:
200 break;
201 case PIPE_QUERY_PIPELINE_STATISTICS:
202 sq->stats.ia_vertices =
203 softpipe->pipeline_statistics.ia_vertices - sq->stats.ia_vertices;
204 sq->stats.ia_primitives =
205 softpipe->pipeline_statistics.ia_primitives - sq->stats.ia_primitives;
206 sq->stats.vs_invocations =
207 softpipe->pipeline_statistics.vs_invocations - sq->stats.vs_invocations;
208 sq->stats.gs_invocations =
209 softpipe->pipeline_statistics.gs_invocations - sq->stats.gs_invocations;
210 sq->stats.gs_primitives =
211 softpipe->pipeline_statistics.gs_primitives - sq->stats.gs_primitives;
212 sq->stats.c_invocations =
213 softpipe->pipeline_statistics.c_invocations - sq->stats.c_invocations;
214 sq->stats.c_primitives =
215 softpipe->pipeline_statistics.c_primitives - sq->stats.c_primitives;
216 sq->stats.ps_invocations =
217 softpipe->pipeline_statistics.ps_invocations - sq->stats.ps_invocations;
218 sq->stats.cs_invocations =
219 softpipe->pipeline_statistics.cs_invocations - sq->stats.cs_invocations;
220
221 softpipe->active_statistics_queries--;
222 break;
223 default:
224 assert(0);
225 break;
226 }
227 softpipe->dirty |= SP_NEW_QUERY;
228 return true;
229 }
230
231
232 static bool
softpipe_get_query_result(struct pipe_context * pipe,struct pipe_query * q,bool wait,union pipe_query_result * vresult)233 softpipe_get_query_result(struct pipe_context *pipe,
234 struct pipe_query *q,
235 bool wait,
236 union pipe_query_result *vresult)
237 {
238 struct softpipe_query *sq = softpipe_query(q);
239 uint64_t *result = (uint64_t*)vresult;
240
241 switch (sq->type) {
242 case PIPE_QUERY_SO_STATISTICS: {
243 struct pipe_query_data_so_statistics *stats =
244 (struct pipe_query_data_so_statistics *)vresult;
245 stats->num_primitives_written = sq->so[sq->index].num_primitives_written;
246 stats->primitives_storage_needed = sq->so[sq->index].primitives_storage_needed;
247 }
248 break;
249 case PIPE_QUERY_PIPELINE_STATISTICS:
250 memcpy(vresult, &sq->stats,
251 sizeof(struct pipe_query_data_pipeline_statistics));
252 break;
253 case PIPE_QUERY_GPU_FINISHED:
254 vresult->b = true;
255 break;
256 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
257 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
258 vresult->b = sq->end != 0;
259 break;
260 case PIPE_QUERY_TIMESTAMP_DISJOINT: {
261 struct pipe_query_data_timestamp_disjoint *td =
262 (struct pipe_query_data_timestamp_disjoint *)vresult;
263 /* os_get_time_nano return nanoseconds */
264 td->frequency = UINT64_C(1000000000);
265 td->disjoint = false;
266 }
267 break;
268 case PIPE_QUERY_PRIMITIVES_EMITTED:
269 *result = sq->so[sq->index].num_primitives_written;
270 break;
271 case PIPE_QUERY_PRIMITIVES_GENERATED:
272 *result = sq->so[sq->index].primitives_storage_needed;
273 break;
274 case PIPE_QUERY_OCCLUSION_PREDICATE:
275 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
276 vresult->b = sq->end - sq->start != 0;
277 break;
278 default:
279 *result = sq->end - sq->start;
280 break;
281 }
282 return true;
283 }
284
285 static bool
is_result_nonzero(struct pipe_query * q,union pipe_query_result * vresult)286 is_result_nonzero(struct pipe_query *q,
287 union pipe_query_result *vresult)
288 {
289 struct softpipe_query *sq = softpipe_query(q);
290
291 switch (sq->type) {
292 case PIPE_QUERY_TIMESTAMP_DISJOINT:
293 case PIPE_QUERY_SO_STATISTICS:
294 case PIPE_QUERY_PIPELINE_STATISTICS:
295 unreachable("unpossible");
296 break;
297 case PIPE_QUERY_GPU_FINISHED:
298 case PIPE_QUERY_OCCLUSION_PREDICATE:
299 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
300 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
301 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
302 return vresult->b;
303 default:
304 return !!vresult->u64;
305 }
306 return false;
307 }
308
309 /**
310 * Called by rendering function to check rendering is conditional.
311 * \return TRUE if we should render, FALSE if we should skip rendering
312 */
313 boolean
softpipe_check_render_cond(struct softpipe_context * sp)314 softpipe_check_render_cond(struct softpipe_context *sp)
315 {
316 struct pipe_context *pipe = &sp->pipe;
317 boolean b, wait;
318 union pipe_query_result result;
319 memset(&result, 0, sizeof(union pipe_query_result));
320
321 if (!sp->render_cond_query) {
322 return TRUE; /* no query predicate, draw normally */
323 }
324
325 wait = (sp->render_cond_mode == PIPE_RENDER_COND_WAIT ||
326 sp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT);
327
328 b = pipe->get_query_result(pipe, sp->render_cond_query, wait,
329 &result);
330 if (b)
331 return !is_result_nonzero(sp->render_cond_query, &result) == sp->render_cond_cond;
332 else
333 return TRUE;
334 }
335
336
337 static void
softpipe_set_active_query_state(struct pipe_context * pipe,bool enable)338 softpipe_set_active_query_state(struct pipe_context *pipe, bool enable)
339 {
340 }
341
342
softpipe_init_query_funcs(struct softpipe_context * softpipe)343 void softpipe_init_query_funcs(struct softpipe_context *softpipe )
344 {
345 softpipe->pipe.create_query = softpipe_create_query;
346 softpipe->pipe.destroy_query = softpipe_destroy_query;
347 softpipe->pipe.begin_query = softpipe_begin_query;
348 softpipe->pipe.end_query = softpipe_end_query;
349 softpipe->pipe.get_query_result = softpipe_get_query_result;
350 softpipe->pipe.set_active_query_state = softpipe_set_active_query_state;
351 }
352
353
354