cogl/trace: Add way to add a description to trace

This is useful to pass more complex information, generated at runtime.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1700>
This commit is contained in:
Jonas Ådahl 2021-02-02 23:30:53 +01:00
parent dd40e35ab2
commit b1ac1327cd
2 changed files with 28 additions and 3 deletions

View File

@ -251,8 +251,9 @@ cogl_set_tracing_disabled_on_thread (GMainContext *main_context)
g_source_unref (source);
}
void
cogl_trace_end (CoglTraceHead *head)
static void
cogl_trace_end_with_description (CoglTraceHead *head,
const char *description)
{
SysprofTimeStamp end_time;
CoglTraceContext *trace_context;
@ -270,7 +271,7 @@ cogl_trace_end (CoglTraceHead *head)
(uint64_t) end_time - head->begin_time,
trace_thread_context->group,
head->name,
NULL))
description))
{
/* XXX: g_main_context_get_thread_default() might be wrong, it probably
* needs to store the GMainContext in CoglTraceThreadContext when creating
@ -282,6 +283,20 @@ cogl_trace_end (CoglTraceHead *head)
g_mutex_unlock (&cogl_trace_mutex);
}
void
cogl_trace_end (CoglTraceHead *head)
{
cogl_trace_end_with_description (head, head->description);
g_free (head->description);
}
void
cogl_trace_describe (CoglTraceHead *head,
const char *description)
{
head->description = g_strdup (description);
}
#else
#include <string.h>

View File

@ -43,6 +43,7 @@ typedef struct _CoglTraceHead
{
uint64_t begin_time;
const char *name;
char *description;
} CoglTraceHead;
COGL_EXPORT
@ -76,6 +77,10 @@ cogl_trace_begin (CoglTraceHead *head,
COGL_EXPORT void
cogl_trace_end (CoglTraceHead *head);
COGL_EXPORT void
cogl_trace_describe (CoglTraceHead *head,
const char *description);
static inline void
cogl_auto_trace_end_helper (CoglTraceHead **head)
{
@ -102,6 +107,10 @@ cogl_auto_trace_end_helper (CoglTraceHead **head)
ScopedCoglTrace##Name = &CoglTrace##Name; \
}
#define COGL_TRACE_DESCRIBE(Name, description)\
if (g_private_get (&cogl_trace_thread_data)) \
cogl_trace_describe (&CoglTrace##Name, description);
#else /* COGL_HAS_TRACING */
#include <stdio.h>
@ -109,6 +118,7 @@ cogl_auto_trace_end_helper (CoglTraceHead **head)
#define COGL_TRACE_BEGIN(Name, name) (void) 0
#define COGL_TRACE_END(Name) (void) 0
#define COGL_TRACE_BEGIN_SCOPED(Name, name) (void) 0
#define COGL_TRACE_DESCRIBE(Name, description) (void) 0
COGL_EXPORT void
cogl_set_tracing_enabled_on_thread_with_fd (void *data,