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 uint64_t start;
43 uint64_t end;
44 struct pipe_query_data_so_statistics so;
45 struct pipe_query_data_pipeline_statistics stats;
46 };
47
48
softpipe_query(struct pipe_query * p)49 static struct softpipe_query *softpipe_query( struct pipe_query *p )
50 {
51 return (struct softpipe_query *)p;
52 }
53
54 static struct pipe_query *
softpipe_create_query(struct pipe_context * pipe,unsigned type,unsigned index)55 softpipe_create_query(struct pipe_context *pipe,
56 unsigned type,
57 unsigned index)
58 {
59 struct softpipe_query* sq;
60
61 assert(type == PIPE_QUERY_OCCLUSION_COUNTER ||
62 type == PIPE_QUERY_OCCLUSION_PREDICATE ||
63 type == PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE ||
64 type == PIPE_QUERY_TIME_ELAPSED ||
65 type == PIPE_QUERY_SO_STATISTICS ||
66 type == PIPE_QUERY_SO_OVERFLOW_PREDICATE ||
67 type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE ||
68 type == PIPE_QUERY_PRIMITIVES_EMITTED ||
69 type == PIPE_QUERY_PRIMITIVES_GENERATED ||
70 type == PIPE_QUERY_PIPELINE_STATISTICS ||
71 type == PIPE_QUERY_GPU_FINISHED ||
72 type == PIPE_QUERY_TIMESTAMP ||
73 type == PIPE_QUERY_TIMESTAMP_DISJOINT);
74 sq = CALLOC_STRUCT( softpipe_query );
75 sq->type = type;
76
77 return (struct pipe_query *)sq;
78 }
79
80
81 static void
softpipe_destroy_query(struct pipe_context * pipe,struct pipe_query * q)82 softpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q)
83 {
84 FREE(q);
85 }
86
87
88 static boolean
softpipe_begin_query(struct pipe_context * pipe,struct pipe_query * q)89 softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
90 {
91 struct softpipe_context *softpipe = softpipe_context( pipe );
92 struct softpipe_query *sq = softpipe_query(q);
93
94 switch (sq->type) {
95 case PIPE_QUERY_OCCLUSION_COUNTER:
96 case PIPE_QUERY_OCCLUSION_PREDICATE:
97 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
98 sq->start = softpipe->occlusion_count;
99 break;
100 case PIPE_QUERY_TIME_ELAPSED:
101 sq->start = os_time_get_nano();
102 break;
103 case PIPE_QUERY_SO_STATISTICS:
104 sq->so.num_primitives_written = softpipe->so_stats.num_primitives_written;
105 sq->so.primitives_storage_needed = softpipe->so_stats.primitives_storage_needed;
106 break;
107 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
108 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
109 sq->so.num_primitives_written = softpipe->so_stats.num_primitives_written;
110 sq->so.primitives_storage_needed = softpipe->so_stats.primitives_storage_needed;
111 break;
112 case PIPE_QUERY_PRIMITIVES_EMITTED:
113 sq->so.num_primitives_written = softpipe->so_stats.num_primitives_written;
114 break;
115 case PIPE_QUERY_PRIMITIVES_GENERATED:
116 sq->so.primitives_storage_needed = softpipe->so_stats.primitives_storage_needed;
117 break;
118 case PIPE_QUERY_TIMESTAMP:
119 case PIPE_QUERY_GPU_FINISHED:
120 case PIPE_QUERY_TIMESTAMP_DISJOINT:
121 break;
122 case PIPE_QUERY_PIPELINE_STATISTICS:
123 /* reset our cache */
124 if (softpipe->active_statistics_queries == 0) {
125 memset(&softpipe->pipeline_statistics, 0,
126 sizeof(softpipe->pipeline_statistics));
127 }
128 memcpy(&sq->stats, &softpipe->pipeline_statistics,
129 sizeof(sq->stats));
130 softpipe->active_statistics_queries++;
131 break;
132 default:
133 assert(0);
134 break;
135 }
136 softpipe->active_query_count++;
137 softpipe->dirty |= SP_NEW_QUERY;
138 return true;
139 }
140
141
142 static bool
softpipe_end_query(struct pipe_context * pipe,struct pipe_query * q)143 softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q)
144 {
145 struct softpipe_context *softpipe = softpipe_context( pipe );
146 struct softpipe_query *sq = softpipe_query(q);
147
148 softpipe->active_query_count--;
149 switch (sq->type) {
150 case PIPE_QUERY_OCCLUSION_COUNTER:
151 case PIPE_QUERY_OCCLUSION_PREDICATE:
152 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
153 sq->end = softpipe->occlusion_count;
154 break;
155 case PIPE_QUERY_TIMESTAMP:
156 sq->start = 0;
157 /* fall through */
158 case PIPE_QUERY_TIME_ELAPSED:
159 sq->end = os_time_get_nano();
160 break;
161 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
162 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
163 sq->so.num_primitives_written =
164 softpipe->so_stats.num_primitives_written - sq->so.num_primitives_written;
165 sq->so.primitives_storage_needed =
166 softpipe->so_stats.primitives_storage_needed - sq->so.primitives_storage_needed;
167 sq->end = sq->so.primitives_storage_needed > sq->so.num_primitives_written;
168 break;
169 case PIPE_QUERY_SO_STATISTICS:
170 sq->so.num_primitives_written =
171 softpipe->so_stats.num_primitives_written - sq->so.num_primitives_written;
172 sq->so.primitives_storage_needed =
173 softpipe->so_stats.primitives_storage_needed - sq->so.primitives_storage_needed;
174 break;
175 case PIPE_QUERY_PRIMITIVES_EMITTED:
176 sq->so.num_primitives_written =
177 softpipe->so_stats.num_primitives_written - sq->so.num_primitives_written;
178 break;
179 case PIPE_QUERY_PRIMITIVES_GENERATED:
180 sq->so.primitives_storage_needed =
181 softpipe->so_stats.primitives_storage_needed - sq->so.primitives_storage_needed;
182 break;
183 case PIPE_QUERY_GPU_FINISHED:
184 case PIPE_QUERY_TIMESTAMP_DISJOINT:
185 break;
186 case PIPE_QUERY_PIPELINE_STATISTICS:
187 sq->stats.ia_vertices =
188 softpipe->pipeline_statistics.ia_vertices - sq->stats.ia_vertices;
189 sq->stats.ia_primitives =
190 softpipe->pipeline_statistics.ia_primitives - sq->stats.ia_primitives;
191 sq->stats.vs_invocations =
192 softpipe->pipeline_statistics.vs_invocations - sq->stats.vs_invocations;
193 sq->stats.gs_invocations =
194 softpipe->pipeline_statistics.gs_invocations - sq->stats.gs_invocations;
195 sq->stats.gs_primitives =
196 softpipe->pipeline_statistics.gs_primitives - sq->stats.gs_primitives;
197 sq->stats.c_invocations =
198 softpipe->pipeline_statistics.c_invocations - sq->stats.c_invocations;
199 sq->stats.c_primitives =
200 softpipe->pipeline_statistics.c_primitives - sq->stats.c_primitives;
201 sq->stats.ps_invocations =
202 softpipe->pipeline_statistics.ps_invocations - sq->stats.ps_invocations;
203
204 softpipe->active_statistics_queries--;
205 break;
206 default:
207 assert(0);
208 break;
209 }
210 softpipe->dirty |= SP_NEW_QUERY;
211 return true;
212 }
213
214
215 static boolean
softpipe_get_query_result(struct pipe_context * pipe,struct pipe_query * q,boolean wait,union pipe_query_result * vresult)216 softpipe_get_query_result(struct pipe_context *pipe,
217 struct pipe_query *q,
218 boolean wait,
219 union pipe_query_result *vresult)
220 {
221 struct softpipe_query *sq = softpipe_query(q);
222 uint64_t *result = (uint64_t*)vresult;
223
224 switch (sq->type) {
225 case PIPE_QUERY_SO_STATISTICS: {
226 struct pipe_query_data_so_statistics *stats =
227 (struct pipe_query_data_so_statistics *)vresult;
228 stats->num_primitives_written = sq->so.num_primitives_written;
229 stats->primitives_storage_needed = sq->so.primitives_storage_needed;
230 }
231 break;
232 case PIPE_QUERY_PIPELINE_STATISTICS:
233 memcpy(vresult, &sq->stats,
234 sizeof(struct pipe_query_data_pipeline_statistics));
235 break;
236 case PIPE_QUERY_GPU_FINISHED:
237 vresult->b = TRUE;
238 break;
239 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
240 case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
241 vresult->b = sq->end != 0;
242 break;
243 case PIPE_QUERY_TIMESTAMP_DISJOINT: {
244 struct pipe_query_data_timestamp_disjoint *td =
245 (struct pipe_query_data_timestamp_disjoint *)vresult;
246 /* os_get_time_nano return nanoseconds */
247 td->frequency = UINT64_C(1000000000);
248 td->disjoint = FALSE;
249 }
250 break;
251 case PIPE_QUERY_PRIMITIVES_EMITTED:
252 *result = sq->so.num_primitives_written;
253 break;
254 case PIPE_QUERY_PRIMITIVES_GENERATED:
255 *result = sq->so.primitives_storage_needed;
256 break;
257 case PIPE_QUERY_OCCLUSION_PREDICATE:
258 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
259 vresult->b = sq->end - sq->start != 0;
260 break;
261 default:
262 *result = sq->end - sq->start;
263 break;
264 }
265 return TRUE;
266 }
267
268
269 /**
270 * Called by rendering function to check rendering is conditional.
271 * \return TRUE if we should render, FALSE if we should skip rendering
272 */
273 boolean
softpipe_check_render_cond(struct softpipe_context * sp)274 softpipe_check_render_cond(struct softpipe_context *sp)
275 {
276 struct pipe_context *pipe = &sp->pipe;
277 boolean b, wait;
278 uint64_t result;
279
280 if (!sp->render_cond_query) {
281 return TRUE; /* no query predicate, draw normally */
282 }
283
284 wait = (sp->render_cond_mode == PIPE_RENDER_COND_WAIT ||
285 sp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT);
286
287 b = pipe->get_query_result(pipe, sp->render_cond_query, wait,
288 (void*)&result);
289 if (b)
290 return (!result) == sp->render_cond_cond;
291 else
292 return TRUE;
293 }
294
295
296 static void
softpipe_set_active_query_state(struct pipe_context * pipe,boolean enable)297 softpipe_set_active_query_state(struct pipe_context *pipe, boolean enable)
298 {
299 }
300
301
softpipe_init_query_funcs(struct softpipe_context * softpipe)302 void softpipe_init_query_funcs(struct softpipe_context *softpipe )
303 {
304 softpipe->pipe.create_query = softpipe_create_query;
305 softpipe->pipe.destroy_query = softpipe_destroy_query;
306 softpipe->pipe.begin_query = softpipe_begin_query;
307 softpipe->pipe.end_query = softpipe_end_query;
308 softpipe->pipe.get_query_result = softpipe_get_query_result;
309 softpipe->pipe.set_active_query_state = softpipe_set_active_query_state;
310 }
311
312
313