X-Git-Url: https://git.cworth.org/git?p=fips;a=blobdiff_plain;f=context.h;h=941f4f04b95eccf7762d565d707f9a2d4d1b3def;hp=ded22027f075892a12df33ab5f109d33c09f3c37;hb=076c1c37c1fc8bf3e56a615adfb4c38542cbd4c5;hpb=158a5862aeea9224fcd60c28b0bb19cb6b9f9381

diff --git a/context.h b/context.h
index ded2202..941f4f0 100644
--- a/context.h
+++ b/context.h
@@ -22,9 +22,71 @@
 #ifndef CONTEXT_H
 #define CONTEXT_H
 
+#include "metrics.h"
+#include "metrics-info.h"
+
 #include "fips-dispatch.h"
 
-/* Inidcate that a new context has come into use.
+/* Timer query */
+typedef struct timer_query
+{
+	unsigned id;
+
+	metrics_op_t op;
+	struct timer_query *next;
+} timer_query_t;
+
+/* Performance-monitor query */
+typedef struct monitor
+{
+	unsigned id;
+
+	metrics_op_t op;
+	struct monitor *next;
+} monitor_t;
+
+typedef struct op_metrics
+{
+	/* This happens to also be the index into the
+	 * ctx->op_metrics array currently
+	 */
+	metrics_op_t op;
+	double time_ns;
+
+	double **counters;
+} op_metrics_t;
+
+typedef struct context
+{
+	metrics_info_t metrics_info;
+
+	metrics_op_t op;
+
+	/* GL_TIME_ELAPSED query for which glEndQuery has not yet
+	 * been called. */
+	unsigned timer_begun_id;
+
+	/* GL_TIME_ELAPSED queries for which glEndQuery has been
+	 * called, (but results have not yet been queried). */
+	timer_query_t *timer_head;
+	timer_query_t *timer_tail;
+
+	/* Performance monitor for which glEndPerfMonitorAMD has not
+	 * yet been called. */
+	unsigned monitor_begun_id;
+
+	/* Performance monitors for which glEndPerfMonitorAMD has
+	 * been called, (but results have not yet been queried). */
+	monitor_t *monitor_head;
+	monitor_t *monitor_tail;
+
+	int monitors_in_flight;
+
+	unsigned num_op_metrics;
+	op_metrics_t *op_metrics;
+} context_t;
+
+/* Indicate that a new context has come into use.
  *
  * Here, 'system_context_id' is a pointer to a system context (such as
  * a GLXContext) which fips can use to map to persistent contex_t
@@ -41,4 +103,8 @@ context_enter (fips_api_t api, void *system_context_id);
 void
 context_leave (void);
 
+/* Get the current context. */
+context_t *
+context_get_current (void);
+
 #endif