mirror of
https://github.com/subsurface/subsurface.git
synced 2024-11-28 13:10:19 +00:00
20e211d337
Upon importing dives, the average depth can be undefined which we store as 0. This zero should not contribute when computing the average depth for the (yearly) statistics, only dives with average depth set now contribute. Signed-off-by: Robert C. Helling <helling@atdotde.de> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
407 lines
12 KiB
C
407 lines
12 KiB
C
/* statistics.c
|
|
*
|
|
* core logic for the Info & Stats page -
|
|
* char *get_time_string(int seconds, int maxdays);
|
|
* char *get_minutes(int seconds);
|
|
* void process_all_dives(struct dive *dive, struct dive **prev_dive);
|
|
* void get_selected_dives_text(char *buffer, int size);
|
|
*/
|
|
#include "gettext.h"
|
|
#include <string.h>
|
|
#include <ctype.h>
|
|
|
|
#include "dive.h"
|
|
#include "display.h"
|
|
#include "divelist.h"
|
|
#include "statistics.h"
|
|
|
|
static stats_t stats;
|
|
stats_t stats_selection;
|
|
stats_t *stats_monthly = NULL;
|
|
stats_t *stats_yearly = NULL;
|
|
stats_t *stats_by_trip = NULL;
|
|
stats_t *stats_by_type = NULL;
|
|
|
|
static void process_temperatures(struct dive *dp, stats_t *stats)
|
|
{
|
|
int min_temp, mean_temp, max_temp = 0;
|
|
|
|
max_temp = dp->maxtemp.mkelvin;
|
|
if (max_temp && (!stats->max_temp || max_temp > stats->max_temp))
|
|
stats->max_temp = max_temp;
|
|
|
|
min_temp = dp->mintemp.mkelvin;
|
|
if (min_temp && (!stats->min_temp || min_temp < stats->min_temp))
|
|
stats->min_temp = min_temp;
|
|
|
|
if (min_temp || max_temp) {
|
|
mean_temp = min_temp;
|
|
if (mean_temp)
|
|
mean_temp = (mean_temp + max_temp) / 2;
|
|
else
|
|
mean_temp = max_temp;
|
|
stats->combined_temp += get_temp_units(mean_temp, NULL);
|
|
stats->combined_count++;
|
|
}
|
|
}
|
|
|
|
static void process_dive(struct dive *dp, stats_t *stats)
|
|
{
|
|
int old_tadt, sac_time = 0;
|
|
uint32_t duration = dp->duration.seconds;
|
|
|
|
old_tadt = stats->total_average_depth_time.seconds;
|
|
stats->total_time.seconds += duration;
|
|
if (duration > stats->longest_time.seconds)
|
|
stats->longest_time.seconds = duration;
|
|
if (stats->shortest_time.seconds == 0 || duration < stats->shortest_time.seconds)
|
|
stats->shortest_time.seconds = duration;
|
|
if (dp->maxdepth.mm > stats->max_depth.mm)
|
|
stats->max_depth.mm = dp->maxdepth.mm;
|
|
if (stats->min_depth.mm == 0 || dp->maxdepth.mm < stats->min_depth.mm)
|
|
stats->min_depth.mm = dp->maxdepth.mm;
|
|
|
|
process_temperatures(dp, stats);
|
|
|
|
/* Maybe we should drop zero-duration dives */
|
|
if (!duration)
|
|
return;
|
|
if (dp->meandepth.mm) {
|
|
stats->total_average_depth_time.seconds += duration;
|
|
stats->avg_depth.mm = (1.0 * old_tadt * stats->avg_depth.mm +
|
|
duration * dp->meandepth.mm) /
|
|
stats->total_average_depth_time.seconds;
|
|
}
|
|
if (dp->sac > 100) { /* less than .1 l/min is bogus, even with a pSCR */
|
|
sac_time = stats->total_sac_time + duration;
|
|
stats->avg_sac.mliter = (1.0 * stats->total_sac_time * stats->avg_sac.mliter +
|
|
duration * dp->sac) /
|
|
sac_time;
|
|
if (dp->sac > stats->max_sac.mliter)
|
|
stats->max_sac.mliter = dp->sac;
|
|
if (stats->min_sac.mliter == 0 || dp->sac < stats->min_sac.mliter)
|
|
stats->min_sac.mliter = dp->sac;
|
|
stats->total_sac_time = sac_time;
|
|
}
|
|
}
|
|
|
|
char *get_minutes(int seconds)
|
|
{
|
|
static char buf[80];
|
|
snprintf(buf, sizeof(buf), "%d:%.2d", FRACTION(seconds, 60));
|
|
return buf;
|
|
}
|
|
|
|
void process_all_dives(struct dive *dive, struct dive **prev_dive)
|
|
{
|
|
int idx;
|
|
struct dive *dp;
|
|
struct tm tm;
|
|
int current_year = 0;
|
|
int current_month = 0;
|
|
int year_iter = 0;
|
|
int month_iter = 0;
|
|
int prev_month = 0, prev_year = 0;
|
|
int trip_iter = 0;
|
|
dive_trip_t *trip_ptr = 0;
|
|
unsigned int size, tsize;
|
|
|
|
*prev_dive = NULL;
|
|
memset(&stats, 0, sizeof(stats));
|
|
if (dive_table.nr > 0) {
|
|
stats.shortest_time.seconds = dive_table.dives[0]->duration.seconds;
|
|
stats.min_depth.mm = dive_table.dives[0]->maxdepth.mm;
|
|
stats.selection_size = dive_table.nr;
|
|
}
|
|
|
|
/* allocate sufficient space to hold the worst
|
|
* case (one dive per year or all dives during
|
|
* one month) for yearly and monthly statistics*/
|
|
|
|
free(stats_yearly);
|
|
free(stats_monthly);
|
|
free(stats_by_trip);
|
|
free(stats_by_type);
|
|
|
|
size = sizeof(stats_t) * (dive_table.nr + 1);
|
|
tsize = sizeof(stats_t) * (NUM_DC_TYPE + 1);
|
|
stats_yearly = malloc(size);
|
|
stats_monthly = malloc(size);
|
|
stats_by_trip = malloc(size);
|
|
stats_by_type = malloc(tsize);
|
|
if (!stats_yearly || !stats_monthly || !stats_by_trip || !stats_by_type)
|
|
return;
|
|
memset(stats_yearly, 0, size);
|
|
memset(stats_monthly, 0, size);
|
|
memset(stats_by_trip, 0, size);
|
|
memset(stats_by_type, 0, tsize);
|
|
stats_yearly[0].is_year = true;
|
|
|
|
/* Setting the is_trip to true to show the location as first
|
|
* field in the statistics window */
|
|
stats_by_type[0].location = strdup("All (by type stats)");
|
|
stats_by_type[0].is_trip = true;
|
|
stats_by_type[1].location = strdup("OC");
|
|
stats_by_type[1].is_trip = true;
|
|
stats_by_type[2].location = strdup("CCR");
|
|
stats_by_type[2].is_trip = true;
|
|
stats_by_type[3].location = strdup("pSCR");
|
|
stats_by_type[3].is_trip = true;
|
|
stats_by_type[4].location = strdup("Freedive");
|
|
stats_by_type[4].is_trip = true;
|
|
|
|
/* this relies on the fact that the dives in the dive_table
|
|
* are in chronological order */
|
|
for_each_dive (idx, dp) {
|
|
if (dive && dp->when == dive->when) {
|
|
/* that's the one we are showing */
|
|
if (idx > 0)
|
|
*prev_dive = dive_table.dives[idx - 1];
|
|
}
|
|
process_dive(dp, &stats);
|
|
|
|
/* yearly statistics */
|
|
utc_mkdate(dp->when, &tm);
|
|
if (current_year == 0)
|
|
current_year = tm.tm_year;
|
|
|
|
if (current_year != tm.tm_year) {
|
|
current_year = tm.tm_year;
|
|
process_dive(dp, &(stats_yearly[++year_iter]));
|
|
stats_yearly[year_iter].is_year = true;
|
|
} else {
|
|
process_dive(dp, &(stats_yearly[year_iter]));
|
|
}
|
|
stats_yearly[year_iter].selection_size++;
|
|
stats_yearly[year_iter].period = current_year;
|
|
|
|
/* stats_by_type[0] is all the dives combined */
|
|
stats_by_type[0].selection_size++;
|
|
process_dive(dp, &(stats_by_type[0]));
|
|
|
|
process_dive(dp, &(stats_by_type[dp->dc.divemode + 1]));
|
|
stats_by_type[dp->dc.divemode + 1].selection_size++;
|
|
|
|
if (dp->divetrip != NULL) {
|
|
if (trip_ptr != dp->divetrip) {
|
|
trip_ptr = dp->divetrip;
|
|
trip_iter++;
|
|
}
|
|
|
|
/* stats_by_trip[0] is all the dives combined */
|
|
stats_by_trip[0].selection_size++;
|
|
process_dive(dp, &(stats_by_trip[0]));
|
|
stats_by_trip[0].is_trip = true;
|
|
stats_by_trip[0].location = strdup("All (by trip stats)");
|
|
|
|
process_dive(dp, &(stats_by_trip[trip_iter]));
|
|
stats_by_trip[trip_iter].selection_size++;
|
|
stats_by_trip[trip_iter].is_trip = true;
|
|
stats_by_trip[trip_iter].location = dp->divetrip->location;
|
|
}
|
|
|
|
/* monthly statistics */
|
|
if (current_month == 0) {
|
|
current_month = tm.tm_mon + 1;
|
|
} else {
|
|
if (current_month != tm.tm_mon + 1)
|
|
current_month = tm.tm_mon + 1;
|
|
if (prev_month != current_month || prev_year != current_year)
|
|
month_iter++;
|
|
}
|
|
process_dive(dp, &(stats_monthly[month_iter]));
|
|
stats_monthly[month_iter].selection_size++;
|
|
stats_monthly[month_iter].period = current_month;
|
|
prev_month = current_month;
|
|
prev_year = current_year;
|
|
}
|
|
}
|
|
|
|
/* make sure we skip the selected summary entries */
|
|
void process_selected_dives(void)
|
|
{
|
|
struct dive *dive;
|
|
unsigned int i, nr;
|
|
|
|
memset(&stats_selection, 0, sizeof(stats_selection));
|
|
|
|
nr = 0;
|
|
for_each_dive(i, dive) {
|
|
if (dive->selected) {
|
|
process_dive(dive, &stats_selection);
|
|
nr++;
|
|
}
|
|
}
|
|
stats_selection.selection_size = nr;
|
|
}
|
|
|
|
char *get_time_string_s(int seconds, int maxdays, bool freediving)
|
|
{
|
|
static char buf[80];
|
|
if (maxdays && seconds > 3600 * 24 * maxdays) {
|
|
snprintf(buf, sizeof(buf), translate("gettextFromC", "more than %d days"), maxdays);
|
|
} else {
|
|
int days = seconds / 3600 / 24;
|
|
int hours = (seconds - days * 3600 * 24) / 3600;
|
|
int minutes = (seconds - days * 3600 * 24 - hours * 3600) / 60;
|
|
int secs = (seconds - days * 3600 * 24 - hours * 3600 - minutes*60);
|
|
if (days > 0)
|
|
snprintf(buf, sizeof(buf), translate("gettextFromC", "%dd %dh %dmin"), days, hours, minutes);
|
|
else
|
|
if (freediving && seconds < 3600)
|
|
snprintf(buf, sizeof(buf), translate("gettextFromC", "%dmin %dsecs"), minutes, secs);
|
|
else
|
|
snprintf(buf, sizeof(buf), translate("gettextFromC", "%dh %dmin"), hours, minutes);
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
/* this gets called when at least two but not all dives are selected */
|
|
static void get_ranges(char *buffer, int size)
|
|
{
|
|
int i, len;
|
|
int first = -1, last = -1;
|
|
struct dive *dive;
|
|
|
|
snprintf(buffer, size, "%s", translate("gettextFromC", "for dives #"));
|
|
for_each_dive (i, dive) {
|
|
if (!dive->selected)
|
|
continue;
|
|
if (dive->number < 1) {
|
|
/* uhh - weird numbers - bail */
|
|
snprintf(buffer, size, "%s", translate("gettextFromC", "for selected dives"));
|
|
return;
|
|
}
|
|
len = strlen(buffer);
|
|
if (last == -1) {
|
|
snprintf(buffer + len, size - len, "%d", dive->number);
|
|
first = last = dive->number;
|
|
} else {
|
|
if (dive->number == last + 1) {
|
|
last++;
|
|
continue;
|
|
} else {
|
|
if (first == last)
|
|
snprintf(buffer + len, size - len, ", %d", dive->number);
|
|
else if (first + 1 == last)
|
|
snprintf(buffer + len, size - len, ", %d, %d", last, dive->number);
|
|
else
|
|
snprintf(buffer + len, size - len, "-%d, %d", last, dive->number);
|
|
first = last = dive->number;
|
|
}
|
|
}
|
|
}
|
|
len = strlen(buffer);
|
|
if (first != last) {
|
|
if (first + 1 == last)
|
|
snprintf(buffer + len, size - len, ", %d", last);
|
|
else
|
|
snprintf(buffer + len, size - len, "-%d", last);
|
|
}
|
|
}
|
|
|
|
void get_selected_dives_text(char *buffer, size_t size)
|
|
{
|
|
if (amount_selected == 1) {
|
|
if (current_dive)
|
|
snprintf(buffer, size, translate("gettextFromC", "for dive #%d"), current_dive->number);
|
|
else
|
|
snprintf(buffer, size, "%s", translate("gettextFromC", "for selected dive"));
|
|
} else if (amount_selected == (unsigned int)dive_table.nr) {
|
|
snprintf(buffer, size, "%s", translate("gettextFromC", "for all dives"));
|
|
} else if (amount_selected == 0) {
|
|
snprintf(buffer, size, "%s", translate("gettextFromC", "(no dives)"));
|
|
} else {
|
|
get_ranges(buffer, size);
|
|
if (strlen(buffer) == size - 1) {
|
|
/* add our own ellipse... the way Pango does this is ugly
|
|
* as it will leave partial numbers there which I don't like */
|
|
size_t offset = 4;
|
|
while (offset < size && isdigit(buffer[size - offset]))
|
|
offset++;
|
|
strcpy(buffer + size - offset, "...");
|
|
}
|
|
}
|
|
}
|
|
|
|
#define SOME_GAS 5000 // 5bar drop in cylinder pressure makes cylinder used
|
|
|
|
bool is_cylinder_used(struct dive *dive, int idx)
|
|
{
|
|
struct divecomputer *dc;
|
|
bool firstGasExplicit = false;
|
|
if (cylinder_none(&dive->cylinder[idx]))
|
|
return false;
|
|
|
|
if ((dive->cylinder[idx].start.mbar - dive->cylinder[idx].end.mbar) > SOME_GAS)
|
|
return true;
|
|
for_each_dc(dive, dc) {
|
|
struct event *event = get_next_event(dc->events, "gaschange");
|
|
while (event) {
|
|
if (dc->sample && (event->time.seconds == 0 ||
|
|
(dc->samples && dc->sample[0].time.seconds == event->time.seconds)))
|
|
firstGasExplicit = true;
|
|
if (get_cylinder_index(dive, event) == idx)
|
|
return true;
|
|
event = get_next_event(event->next, "gaschange");
|
|
}
|
|
if (dc->divemode == CCR && (idx == dive->diluent_cylinder_index || idx == dive->oxygen_cylinder_index))
|
|
return true;
|
|
}
|
|
if (idx == 0 && !firstGasExplicit)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
void get_gas_used(struct dive *dive, volume_t gases[MAX_CYLINDERS])
|
|
{
|
|
int idx;
|
|
for (idx = 0; idx < MAX_CYLINDERS; idx++) {
|
|
cylinder_t *cyl = &dive->cylinder[idx];
|
|
pressure_t start, end;
|
|
|
|
if (!is_cylinder_used(dive, idx))
|
|
continue;
|
|
|
|
start = cyl->start.mbar ? cyl->start : cyl->sample_start;
|
|
end = cyl->end.mbar ? cyl->end : cyl->sample_end;
|
|
if (end.mbar && start.mbar > end.mbar)
|
|
gases[idx].mliter = gas_volume(cyl, start) - gas_volume(cyl, end);
|
|
}
|
|
}
|
|
|
|
/* Quite crude reverse-blender-function, but it produces a approx result */
|
|
static void get_gas_parts(struct gasmix mix, volume_t vol, int o2_in_topup, volume_t *o2, volume_t *he)
|
|
{
|
|
volume_t air = {};
|
|
|
|
if (gasmix_is_air(&mix)) {
|
|
o2->mliter = 0;
|
|
he->mliter = 0;
|
|
return;
|
|
}
|
|
|
|
air.mliter = rint(((double)vol.mliter * (1000 - get_he(&mix) - get_o2(&mix))) / (1000 - o2_in_topup));
|
|
he->mliter = rint(((double)vol.mliter * get_he(&mix)) / 1000.0);
|
|
o2->mliter += vol.mliter - he->mliter - air.mliter;
|
|
}
|
|
|
|
void selected_dives_gas_parts(volume_t *o2_tot, volume_t *he_tot)
|
|
{
|
|
int i, j;
|
|
struct dive *d;
|
|
for_each_dive (i, d) {
|
|
if (!d->selected)
|
|
continue;
|
|
volume_t diveGases[MAX_CYLINDERS] = {};
|
|
get_gas_used(d, diveGases);
|
|
for (j = 0; j < MAX_CYLINDERS; j++) {
|
|
if (diveGases[j].mliter) {
|
|
volume_t o2 = {}, he = {};
|
|
get_gas_parts(d->cylinder[j].gasmix, diveGases[j], O2_IN_AIR, &o2, &he);
|
|
o2_tot->mliter += o2.mliter;
|
|
he_tot->mliter += he.mliter;
|
|
}
|
|
}
|
|
}
|
|
}
|