1 /* Copyright © 2013, Intel Corporation
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
26 context_t *current_context;
29 context_create (fips_api_t api, void *system_context_id)
33 ctx = xcalloc (1, sizeof (*ctx));
35 ctx->system_id = system_context_id;
37 fips_dispatch_init (api);
39 metrics_info_init (&ctx->metrics_info);
45 context_destroy (context_t *ctx)
47 metrics_info_fini (&ctx->metrics_info);
51 context_enter (fips_api_t api, void *system_context_id)
53 /* Do nothing if the application is setting the same context
54 * as is already current. */
55 if (current_context && current_context->system_id == system_context_id)
59 context_destroy (current_context);
61 current_context = context_create (api, system_context_id);
63 metrics_set_current_op (METRICS_OP_SHADER + 0);
64 metrics_counter_start ();
70 context_t *ctx = current_context;
71 timer_query_t *timer, *timer_next;
72 monitor_t *monitor, *monitor_next;
77 metrics_collect_available ();
79 if (ctx->timer_begun_id) {
80 glEndQuery (GL_TIME_ELAPSED);
81 glDeleteQueries (1, &ctx->timer_begun_id);
82 ctx->timer_begun_id = 0;
85 for (timer = ctx->timer_head;
89 glDeleteQueries (1, &timer->id);
90 timer_next = timer->next;
93 ctx->timer_head = NULL;
94 ctx->timer_tail = NULL;
96 if (ctx->monitor_begun_id) {
97 glEndPerfMonitorAMD (ctx->monitor_begun_id);
98 glDeletePerfMonitorsAMD (1, &ctx->monitor_begun_id);
99 ctx->monitor_begun_id = 0;
102 for (monitor = ctx->monitor_head;
104 monitor = monitor_next)
106 glDeletePerfMonitorsAMD (1, &monitor->id);
107 monitor_next = monitor->next;
110 ctx->monitor_head = NULL;
111 ctx->monitor_tail = NULL;
113 ctx->monitors_in_flight = 0;
117 context_get_current (void)
119 return current_context;