forked from AuroraMiddleware/gtk
gsk: Add profiler object
The GskProfiler holds counters and timers, and will be used by the renderer implementations to acquire frame timings.
This commit is contained in:
Emmanuele Bassi
parent
137ff8ede7
commit
005fea59b6
@ -41,6 +41,7 @@ gsk_private_source_h = \
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gskglprofilerprivate.h \
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gskglrendererprivate.h \
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gskprivate.h \
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gskprofilerprivate.h \
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gskrendererprivate.h \
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gskrendernodeprivate.h \
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gskshaderbuilderprivate.h
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@ -58,6 +59,7 @@ gsk_source_c = \
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gskgldriver.c \
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gskglprofiler.c \
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gskglrenderer.c \
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gskprofiler.c \
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gskrenderer.c \
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gskrendernode.c \
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gskrendernodeiter.c \
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470
gsk/gskprofiler.c
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470
gsk/gskprofiler.c
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@ -0,0 +1,470 @@
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#include "config.h"
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#include "gskprofilerprivate.h"
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#define MAX_SAMPLES 32
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typedef struct {
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GQuark id;
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char *description;
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gint64 value;
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gint64 n_samples;
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gboolean can_reset : 1;
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} NamedCounter;
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typedef struct {
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GQuark id;
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char *description;
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gint64 value;
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gint64 start_time;
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gint64 min_value;
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gint64 max_value;
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gint64 avg_value;
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gint64 n_samples;
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gboolean in_flight : 1;
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gboolean can_reset : 1;
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gboolean invert : 1;
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} NamedTimer;
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typedef struct {
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GQuark id;
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gint64 value;
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} Sample;
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struct _GskProfiler
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{
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GObject parent_instance;
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GHashTable *counters;
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GHashTable *timers;
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Sample timer_samples[MAX_SAMPLES];
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guint last_sample;
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};
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G_DEFINE_TYPE (GskProfiler, gsk_profiler, G_TYPE_OBJECT)
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static void
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named_counter_free (gpointer data)
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{
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NamedCounter *counter = data;
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if (data == NULL)
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return;
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g_free (counter->description);
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g_slice_free (NamedCounter, counter);
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}
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static void
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named_timer_free (gpointer data)
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{
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NamedTimer *timer = data;
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if (data == NULL)
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return;
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g_free (timer->description);
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g_slice_free (NamedTimer, timer);
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}
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static void
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gsk_profiler_finalize (GObject *gobject)
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{
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GskProfiler *self = GSK_PROFILER (gobject);
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g_clear_pointer (&self->counters, g_hash_table_unref);
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g_clear_pointer (&self->timers, g_hash_table_unref);
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G_OBJECT_CLASS (gsk_profiler_parent_class)->finalize (gobject);
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}
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static void
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gsk_profiler_class_init (GskProfilerClass *klass)
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{
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G_OBJECT_CLASS (klass)->finalize = gsk_profiler_finalize;
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}
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static void
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gsk_profiler_init (GskProfiler *self)
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{
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self->counters = g_hash_table_new_full (g_direct_hash, g_direct_equal,
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NULL,
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named_counter_free);
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self->timers = g_hash_table_new_full (g_direct_hash, g_direct_equal,
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NULL,
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named_timer_free);
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}
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GskProfiler *
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gsk_profiler_new (void)
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{
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return g_object_new (GSK_TYPE_PROFILER, NULL);
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}
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static NamedCounter *
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named_counter_new (GQuark id,
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const char *description,
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gboolean can_reset)
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{
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NamedCounter *res = g_slice_new0 (NamedCounter);
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res->id = id;
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res->description = g_strdup (description);
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res->can_reset = can_reset;
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return res;
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}
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static NamedCounter *
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gsk_profiler_get_counter (GskProfiler *profiler,
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GQuark id)
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{
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return g_hash_table_lookup (profiler->counters, GINT_TO_POINTER (id));
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}
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GQuark
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gsk_profiler_add_counter (GskProfiler *profiler,
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const char *counter_name,
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const char *description,
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gboolean can_reset)
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{
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NamedCounter *counter;
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GQuark id;
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g_return_val_if_fail (GSK_IS_PROFILER (profiler), 0);
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id = g_quark_from_string (counter_name);
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counter = gsk_profiler_get_counter (profiler, id);
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if (counter != NULL)
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{
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g_critical ("Cannot add a counter '%s' as one already exists.", counter_name);
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return counter->id;
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}
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counter = named_counter_new (id, description, can_reset);
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g_hash_table_insert (profiler->counters, GINT_TO_POINTER (id), counter);
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return counter->id;
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}
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static NamedTimer *
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named_timer_new (GQuark id,
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const char *description,
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gboolean invert,
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gboolean can_reset)
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{
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NamedTimer *res = g_slice_new0 (NamedTimer);
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res->id = id;
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res->description = g_strdup (description);
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res->invert = invert;
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res->can_reset = can_reset;
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return res;
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}
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static NamedTimer *
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gsk_profiler_get_timer (GskProfiler *profiler,
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GQuark id)
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{
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return g_hash_table_lookup (profiler->timers, GINT_TO_POINTER (id));
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}
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GQuark
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gsk_profiler_add_timer (GskProfiler *profiler,
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const char *timer_name,
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const char *description,
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gboolean invert,
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gboolean can_reset)
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{
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NamedTimer *timer;
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GQuark id;
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g_return_val_if_fail (GSK_IS_PROFILER (profiler), 0);
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id = g_quark_from_string (timer_name);
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timer = gsk_profiler_get_timer (profiler, id);
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if (timer != NULL)
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{
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g_critical ("Cannot add a timer '%s' as one already exists.", timer_name);
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return timer->id;
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}
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timer = named_timer_new (id, description, invert, can_reset);
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g_hash_table_insert (profiler->timers, GINT_TO_POINTER (id), timer);
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return timer->id;
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}
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void
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gsk_profiler_counter_inc (GskProfiler *profiler,
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GQuark counter_id)
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{
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NamedCounter *counter;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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counter = gsk_profiler_get_counter (profiler, counter_id);
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if (counter == NULL)
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return;
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counter->value += 1;
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}
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void
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gsk_profiler_timer_begin (GskProfiler *profiler,
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GQuark timer_id)
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{
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NamedTimer *timer;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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timer = gsk_profiler_get_timer (profiler, timer_id);
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if (timer == NULL)
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return;
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if (timer->in_flight)
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return;
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timer->in_flight = TRUE;
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timer->start_time = g_get_monotonic_time () * 1000;
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}
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gint64
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gsk_profiler_timer_end (GskProfiler *profiler,
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GQuark timer_id)
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{
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NamedTimer *timer;
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gint64 diff;
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g_return_val_if_fail (GSK_IS_PROFILER (profiler), 0);
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timer = gsk_profiler_get_timer (profiler, timer_id);
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if (timer == NULL)
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{
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g_critical ("No timer '%s' (id:%d) found; did you forget to call gsk_profiler_add_timer()?",
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g_quark_to_string (timer_id), timer_id);
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return 0;
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}
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if (!timer->in_flight)
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{
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g_critical ("Timer '%s' (id:%d) is not running; did you forget to call gsk_profiler_timer_begin()?",
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g_quark_to_string (timer->id), timer->id);
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return 0;
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}
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diff = (g_get_monotonic_time () * 1000) - timer->start_time;
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timer->in_flight = FALSE;
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timer->value += diff;
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return diff;
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}
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void
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gsk_profiler_timer_set (GskProfiler *profiler,
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GQuark timer_id,
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gint64 value)
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{
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NamedTimer *timer;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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timer = gsk_profiler_get_timer (profiler, timer_id);
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if (timer == NULL)
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{
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g_critical ("No timer '%s' (id:%d) found; did you forget to call gsk_profiler_add_timer()?",
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g_quark_to_string (timer_id), timer_id);
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return;
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}
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if (timer->in_flight)
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{
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g_critical ("Timer '%s' (id:%d) is running; are you sure you don't want to call "
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"gsk_profiler_timer_end() instead of gsk_profiler_timer_set()?",
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g_quark_to_string (timer_id), timer_id);
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}
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timer->value = value;
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}
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gint64
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gsk_profiler_counter_get (GskProfiler *profiler,
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GQuark counter_id)
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{
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NamedCounter *counter;
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g_return_val_if_fail (GSK_IS_PROFILER (profiler), 0);
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counter = gsk_profiler_get_counter (profiler, counter_id);
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if (counter == NULL)
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{
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g_critical ("No counter '%s' (id:%d) found; did you forget to call gsk_profiler_add_counter()?",
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g_quark_to_string (counter_id), counter_id);
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return 0;
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}
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return counter->value;
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}
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gint64
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gsk_profiler_timer_get (GskProfiler *profiler,
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GQuark timer_id)
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{
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NamedTimer *timer;
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g_return_val_if_fail (GSK_IS_PROFILER (profiler), 0);
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timer = gsk_profiler_get_timer (profiler, timer_id);
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if (timer == NULL)
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{
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g_critical ("No timer '%s' (id:%d) found; did you forget to call gsk_profiler_add_timer()?",
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g_quark_to_string (timer_id), timer_id);
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return 0;
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}
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if (timer->invert)
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return (gint64) (1000000000.0 / (double) timer->value);
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return timer->value;
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}
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void
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gsk_profiler_reset (GskProfiler *profiler)
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{
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GHashTableIter iter;
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gpointer value_p = NULL;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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g_hash_table_iter_init (&iter, profiler->counters);
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while (g_hash_table_iter_next (&iter, NULL, &value_p))
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{
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NamedCounter *counter = value_p;
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if (counter->can_reset)
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counter->value = 0;
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}
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g_hash_table_iter_init (&iter, profiler->timers);
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while (g_hash_table_iter_next (&iter, NULL, &value_p))
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{
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NamedTimer *timer = value_p;
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if (timer->can_reset)
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{
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timer->value = 0;
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timer->min_value = 0;
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timer->max_value = 0;
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timer->avg_value = 0;
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timer->n_samples = 0;
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}
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}
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profiler->last_sample = 0;
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}
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void
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gsk_profiler_push_samples (GskProfiler *profiler)
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{
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GHashTableIter iter;
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gpointer value_p = NULL;
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guint last_sample;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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g_hash_table_iter_init (&iter, profiler->timers);
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while (g_hash_table_iter_next (&iter, NULL, &value_p))
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{
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NamedTimer *timer = value_p;
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Sample *s;
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last_sample = profiler->last_sample;
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profiler->last_sample += 1;
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if (profiler->last_sample == MAX_SAMPLES)
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profiler->last_sample = 0;
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s = &(profiler->timer_samples[last_sample]);
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s->id = timer->id;
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if (timer->invert)
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s->value = (gint64) (1000000000.0 / (double) timer->value);
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else
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s->value = timer->value;
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}
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}
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void
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gsk_profiler_append_counters (GskProfiler *profiler,
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GString *buffer)
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{
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GHashTableIter iter;
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gpointer value_p = NULL;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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g_return_if_fail (buffer != NULL);
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g_hash_table_iter_init (&iter, profiler->counters);
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while (g_hash_table_iter_next (&iter, NULL, &value_p))
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{
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NamedCounter *counter = value_p;
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g_string_append_printf (buffer, "%s: %" G_GINT64_FORMAT "\n",
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counter->description,
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counter->value);
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}
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}
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void
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gsk_profiler_append_timers (GskProfiler *profiler,
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GString *buffer)
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{
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GHashTableIter iter;
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gpointer value_p = NULL;
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int i;
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g_return_if_fail (GSK_IS_PROFILER (profiler));
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g_return_if_fail (buffer != NULL);
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for (i = 0; i < profiler->last_sample; i++)
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{
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Sample *s = &(profiler->timer_samples[i]);
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NamedTimer *timer;
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if (s->id == 0)
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continue;
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timer = gsk_profiler_get_timer (profiler, s->id);
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timer->min_value = MIN (timer->min_value, s->value);
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timer->max_value = MAX (timer->max_value, s->value);
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timer->avg_value += s->value;
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timer->n_samples += 1;
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}
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g_hash_table_iter_init (&iter, profiler->timers);
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while (g_hash_table_iter_next (&iter, NULL, &value_p))
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{
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NamedTimer *timer = value_p;
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const char *unit = timer->invert ? "" : "usec";
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double scale = timer->invert ? 1.0 : 1000.0;
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if (timer->n_samples != 0)
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timer->avg_value = timer->avg_value / timer->n_samples;
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g_string_append_printf (buffer,
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"%s %s: "
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"Min:%.2f, "
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"Avg:%.2f, "
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"Max:%.2f\n",
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timer->description,
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unit,
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(double) timer->min_value / scale,
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(double) timer->avg_value / scale,
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(double) timer->max_value / scale);
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}
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}
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48
gsk/gskprofilerprivate.h
Normal file
48
gsk/gskprofilerprivate.h
Normal file
@ -0,0 +1,48 @@
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#ifndef __GSK_PROFILER_PRIVATE_H__
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#define __GSK_PROFILER_PRIVATE_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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#define GSK_TYPE_PROFILER (gsk_profiler_get_type ())
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G_DECLARE_FINAL_TYPE (GskProfiler, gsk_profiler, GSK, PROFILER, GObject)
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GskProfiler * gsk_profiler_new (void);
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GQuark gsk_profiler_add_counter (GskProfiler *profiler,
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const char *counter_name,
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const char *description,
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gboolean can_reset);
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GQuark gsk_profiler_add_timer (GskProfiler *profiler,
|
||||
const char *timer_name,
|
||||
const char *description,
|
||||
gboolean invert,
|
||||
gboolean can_reset);
|
||||
|
||||
void gsk_profiler_counter_inc (GskProfiler *profiler,
|
||||
GQuark counter_id);
|
||||
void gsk_profiler_timer_begin (GskProfiler *profiler,
|
||||
GQuark timer_id);
|
||||
gint64 gsk_profiler_timer_end (GskProfiler *profiler,
|
||||
GQuark timer_id);
|
||||
void gsk_profiler_timer_set (GskProfiler *profiler,
|
||||
GQuark timer_id,
|
||||
gint64 value);
|
||||
|
||||
gint64 gsk_profiler_counter_get (GskProfiler *profiler,
|
||||
GQuark counter_id);
|
||||
gint64 gsk_profiler_timer_get (GskProfiler *profiler,
|
||||
GQuark timer_id);
|
||||
|
||||
void gsk_profiler_reset (GskProfiler *profiler);
|
||||
|
||||
void gsk_profiler_push_samples (GskProfiler *profiler);
|
||||
void gsk_profiler_append_counters (GskProfiler *profiler,
|
||||
GString *buffer);
|
||||
void gsk_profiler_append_timers (GskProfiler *profiler,
|
||||
GString *buffer);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GSK_PROFILER_PRIVATE_H__ */
|
||||
Loading…
Reference in New Issue
Block a user