static void get_cylinderindex(char *buffer, void *_i)
{
int *i = _i;
*i = atoi(buffer);
if (lastcylinderindex != *i) {
add_gas_switch_event(cur_dive, get_dc(), cur_sample->time.seconds, *i);
lastcylinderindex = *i;
}
}
static void uddf_gasswitch(char *buffer, void *_sample)
{
struct sample *sample = _sample;
int idx = atoi(buffer);
int seconds = sample->time.seconds;
struct dive *dive = cur_dive;
struct divecomputer *dc = get_dc();
add_gas_switch_event(dive, dc, seconds, idx);
}
/* simply overwrite the data in the displayed_dive
* return false if something goes wrong */
static void create_dive_from_plan(struct diveplan *diveplan, bool track_gas)
{
struct divedatapoint *dp;
struct divecomputer *dc;
struct sample *sample;
struct gasmix oldgasmix;
struct event *ev;
cylinder_t *cyl;
int oldpo2 = 0;
int lasttime = 0;
int lastdepth = 0;
if (!diveplan || !diveplan->dp)
return;
#if DEBUG_PLAN & 4
printf("in create_dive_from_plan\n");
dump_plan(diveplan);
#endif
// reset the cylinders and clear out the samples and events of the
// displayed dive so we can restart
reset_cylinders(&displayed_dive, track_gas);
dc = &displayed_dive.dc;
free(dc->sample);
dc->sample = NULL;
dc->samples = 0;
dc->alloc_samples = 0;
while ((ev = dc->events)) {
dc->events = dc->events->next;
free(ev);
}
dp = diveplan->dp;
cyl = &displayed_dive.cylinder[0];
oldgasmix = cyl->gasmix;
sample = prepare_sample(dc);
sample->po2.mbar = dp->po2;
if (track_gas && cyl->type.workingpressure.mbar)
sample->cylinderpressure.mbar = cyl->end.mbar;
finish_sample(dc);
while (dp) {
struct gasmix gasmix = dp->gasmix;
int po2 = dp->po2;
int time = dp->time;
int depth = dp->depth;
if (time == 0) {
/* special entries that just inform the algorithm about
* additional gases that are available */
if (verify_gas_exists(gasmix) < 0)
goto gas_error_exit;
dp = dp->next;
continue;
}
/* Check for SetPoint change */
if (oldpo2 != po2) {
if (lasttime)
/* this is a bad idea - we should get a different SAMPLE_EVENT type
* reserved for this in libdivecomputer... overloading SMAPLE_EVENT_PO2
* with a different meaning will only cause confusion elsewhere in the code */
add_event(dc, lasttime, SAMPLE_EVENT_PO2, 0, po2, "SP change");
oldpo2 = po2;
}
/* Make sure we have the new gas, and create a gas change event */
if (gasmix_distance(&gasmix, &oldgasmix) > 0) {
int idx;
if ((idx = verify_gas_exists(gasmix)) < 0)
goto gas_error_exit;
/* need to insert a first sample for the new gas */
add_gas_switch_event(&displayed_dive, dc, lasttime + 1, idx);
cyl = &displayed_dive.cylinder[idx];
sample = prepare_sample(dc);
sample[-1].po2.mbar = po2;
sample->time.seconds = lasttime + 1;
sample->depth.mm = lastdepth;
if (track_gas && cyl->type.workingpressure.mbar)
sample->cylinderpressure.mbar = cyl->sample_end.mbar;
finish_sample(dc);
oldgasmix = gasmix;
}
/* Create sample */
sample = prepare_sample(dc);
/* set po2 at beginning of this segment */
/* and keep it valid for last sample - where it likely doesn't matter */
sample[-1].po2.mbar = po2;
sample->po2.mbar = po2;
sample->time.seconds = lasttime = time;
sample->depth.mm = lastdepth = depth;
if (track_gas) {
update_cylinder_pressure(&displayed_dive, sample[-1].depth.mm, depth, time - sample[-1].time.seconds,
dp->entered ? diveplan->bottomsac : diveplan->decosac, cyl, !dp->entered);
if (cyl->type.workingpressure.mbar)
sample->cylinderpressure.mbar = cyl->end.mbar;
}
finish_sample(dc);
dp = dp->next;
}
#if DEBUG_PLAN & 32
save_dive(stdout, &displayed_dive);
#endif
return;
gas_error_exit:
report_error(translate("gettextFromC", "Too many gas mixes"));
return;
}
