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libsysprof-analyze: pre-calculate ranges for counters

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This commit is contained in:
Christian Hergert
2023-06-26 17:52:27 -07:00
parent 15dcbbc948
commit d386f13051
1 changed files with 63 additions and 0 deletions
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63
src/libsysprof-analyze/sysprof-document-counter.c
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@ -20,6 +20,8 @@
#include "config.h"
#include <math.h>
#include "sysprof-document-counter.h"
#include "sysprof-document-counter-value-private.h"
#include "sysprof-document-private.h"
@ -31,6 +33,8 @@ struct _SysprofDocumentCounter
GRefString *description;
GRefString *name;
GArray *values;
double min_value;
double max_value;
guint id;
guint type;
};
@ -40,6 +44,8 @@ enum {
PROP_CATEGORY,
PROP_DESCRIPTION,
PROP_ID,
PROP_MAX_VALUE,
PROP_MIN_VALUE,
PROP_NAME,
N_PROPS
};
@ -115,6 +121,14 @@ sysprof_document_counter_get_property (GObject *object,
g_value_set_string (value, sysprof_document_counter_get_description (self));
break;
case PROP_MIN_VALUE:
g_value_set_double (value, self->min_value);
break;
case PROP_MAX_VALUE:
g_value_set_double (value, self->max_value);
break;
case PROP_NAME:
g_value_set_string (value, sysprof_document_counter_get_name (self));
break;
@ -156,6 +170,16 @@ sysprof_document_counter_class_init (SysprofDocumentCounterClass *klass)
NULL,
(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
properties[PROP_MIN_VALUE] =
g_param_spec_double ("min-value", NULL, NULL,
-G_MAXDOUBLE, G_MAXDOUBLE, 0,
(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
properties[PROP_MAX_VALUE] =
g_param_spec_double ("max-value", NULL, NULL,
-G_MAXDOUBLE, G_MAXDOUBLE, 0,
(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, N_PROPS, properties);
}
@ -182,6 +206,45 @@ _sysprof_document_counter_new (guint id,
self->description = description;
self->values = values;
if (type == SYSPROF_CAPTURE_COUNTER_DOUBLE)
{
double min_value = INFINITY;
double max_value = -INFINITY;
for (guint i = 0; i < values->len; i++)
{
double v = g_array_index (self->values, double, i);
if (v < min_value)
min_value = v;
if (v > max_value)
max_value = v;
}
self->min_value = min_value;
self->max_value = max_value;
}
else if (type == SYSPROF_CAPTURE_COUNTER_INT64)
{
gint64 min_value = G_MAXINT64;
gint64 max_value = G_MININT64;
for (guint i = 0; i < values->len; i++)
{
gint64 v = g_array_index (self->values, gint64, i);
if (v < min_value)
min_value = v;
if (v > max_value)
max_value = v;
}
self->min_value = min_value;
self->max_value = max_value;
}
return self;
}