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Simplify the bailout detection functions.

Browse source 
Function peek_next_divemodechange() is redundant if get_next_divemodechange()
has one additional parameter. Calls to get_next_divemodechange() were
updated in divelist.c, plannernotes.c and profile.c.

Signed-off-by: Willem Ferguson <willemferguson@zoology.up.ac.za>
This commit is contained in:
Willem Ferguson 2018-04-05 14:13:34 +02:00 • committed by Lubomir I. Ivanov
parent c1d04ef7dc
commit 0e08c0870a
5 changed files with 17 additions and 46 deletions
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49
core/dive.c
View file

@ -241,59 +241,29 @@ void add_extra_data(struct divecomputer *dc, const char *key, const char *value)
}
}
struct event *get_next_divemodechange(struct event **evd)
struct event *get_next_divemodechange(struct event **evd, bool update_pointer)
{ /* Starting at the event pointed to by evd, find the next divemode change event and initialise its
* type and divemode. Requires an external pointer (evd) to a divemode change event, usually
* a copy of dc->events. This function is self-tracking and the value of evd needs no
* setting or manipulation outside of this function. */
* a copy of dc->events. This function is self-tracking if update_pointer is TRUE and the value
* of evd needs no manipulation outside of this function. If update_pointer is FALSE, pointer evd
* is NOT updated with the address of the last examined event in the while() loop. */
struct event *ev = *evd;
while (ev) { // Step through the events.
for (int i=0; i<3; i++) { // For each event name search for one of the above strings
if (!strcmp(ev->name,divemode_text[i])) { // if the event name is one of the divemode names
ev->divemode = i; // set the event type to the dive mode
*evd = ev->next;
if (update_pointer)
*evd = ev->next;
return (ev);
}
}
ev = ev->next;
}
*evd = NULL;
if (update_pointer)
*evd = NULL;
return (NULL);
}
struct event *peek_next_divemodechange(struct event *evd)
{ // Starting at event evd, return the subsequent divemode change event, remembering its divemode.
struct event *ev = evd;
while (ev) { // Step through the events.
for (int i=0; i<3; i++) { // For each event name search for one of the above strings
if (!strcmp(ev->name,divemode_text[i])) { // if the event name is one of the divemode names
ev->divemode = i;
return (ev); // ... then return the event.
}
}
ev = ev->next;
}
return (NULL);
}
/*
enum dive_comp_type get_divemode_at_time(struct divecomputer *dc, int divetime, struct event **ev_dmc)
{ // The dummy version of this function, call parameters compatible with self-tracking version.
return dc->divemode;
}
enum dive_comp_type get_divemode_at_time(struct divecomputer *dc, int divetime, struct event **ev_dmc)
{ // The non-self-tracking version of this function, call parameters compatible with self-tracking version.
struct event *ev, *ev_ndc = dc->events;
enum dive_comp_type mode = dc->divemode;
ev = get_next_divemodechange(&ev_ndc);
while (ev && (divetime >= ev->time.seconds)) {
mode = ev->divemode;
ev = get_next_divemodechange(&ev_ndc);
}
return mode;
} */
enum dive_comp_type get_divemode_at_time(struct divecomputer *dc, int dtime, struct event **ev_dmc)
{ /* For a particular dive computer and its linked list of events, find the divemode dtime seconds
* into the dive. Requires an external pointer (ev_dmc) to a divemode change event, usually
@ -304,7 +274,8 @@ enum dive_comp_type get_divemode_at_time(struct divecomputer *dc, int dtime, str
while (ev && (dtime >= ev->time.seconds)) { // If dtime is AFTER this event time, store divemode
mode = ev->divemode;
ev_last = ev;
ev = peek_next_divemodechange(ev->next); // peek at the time of the following divemode change event
// ev = peek_next_divemodechange(ev->next); // peek at the time of the following divemode change event
ev = get_next_divemodechange(&ev->next, FALSE);
}
*ev_dmc = ev_last;
return (mode);

2
core/dive.h
View file

@ -362,7 +362,7 @@ struct dive_components {
unsigned int weights : 1;
};
extern struct event *get_next_divemodechange(struct event **evd);
extern struct event *get_next_divemodechange(struct event **evd, bool update_pointer);
extern enum dive_comp_type get_divemode_at_time(struct divecomputer *dc, int dtime, struct event **ev_dmc);
/* picture list and methods related to dive picture handling */

2
core/divelist.c
View file

@ -415,7 +415,7 @@ static void add_dive_to_deco(struct deco_state *ds, struct dive *dive)
struct divecomputer *dc = &dive->dc;
struct gasmix *gasmix = NULL;
struct event *ev = NULL;
struct event *ev_dmc = dc->events, *ev_dmt = get_next_divemodechange(&ev_dmc);
struct event *ev_dmc = dc->events, *ev_dmt = get_next_divemodechange(&ev_dmc, TRUE);
int i;
if (!dc)

4
core/plannernotes.c
View file

@ -542,7 +542,7 @@ void add_plan_to_notes(struct diveplan *diveplan, struct dive *dive, bool show_d
struct event *nextev, *evd = dive->dc.events;
current_divemode = dive->dc.divemode;
nextev = get_next_divemodechange(&evd);
nextev = get_next_divemodechange(&evd, TRUE);
if (dive->dc.divemode != CCR) {
while (dp) {
@ -552,7 +552,7 @@ void add_plan_to_notes(struct diveplan *diveplan, struct dive *dive, bool show_d
if (nextev && (dp->time >= nextev->time.seconds)) { // If there are divemode changes and divedatapoint time
current_divemode = nextev->divemode; // has reached that of the current divemode event, then set the
nextev = get_next_divemodechange(&evd); // current divemode and find the next divemode event
nextev = get_next_divemodechange(&evd, TRUE); // current divemode and find the next divemode event
}
amb = depth_to_atm(dp->depth.mm, dive);

6
core/profile.c
View file

@ -1018,7 +1018,7 @@ void calculate_deco_information(struct deco_state *ds, struct deco_state *planne
if (decoMode() == VPMB)
ds->first_ceiling_pressure.mbar = depth_to_mbar(first_ceiling, dive);
struct gasmix *gasmix = NULL;
struct event *ev = NULL, *ev_dmc = dc->events, *ev_dmt = get_next_divemodechange(&ev_dmc);
struct event *ev = NULL, *ev_dmc = dc->events, *ev_dmt = get_next_divemodechange(&ev_dmc, TRUE);
for (i = 1; i < pi->nr; i++) {
struct plot_data *entry = pi->entry + i;
@ -1211,7 +1211,7 @@ static void calculate_gas_information_new(struct dive *dive, struct divecomputer
struct event *nextev, *evg = NULL, *evd = dc->events;
current_divemode = dc->divemode;
nextev = get_next_divemodechange(&evd);
nextev = get_next_divemodechange(&evd, TRUE);
for (i = 1; i < pi->nr; i++) {
int fn2, fhe;
@ -1220,7 +1220,7 @@ static void calculate_gas_information_new(struct dive *dive, struct divecomputer
gasmix = get_gasmix(dive, dc, entry->sec, &evg, gasmix);
if (nextev && (entry->sec > nextev->time.seconds)) { // If there are divemode changes and sample time
current_divemode = nextev->divemode; // has reached that of the current divemode event, then set the
nextev = get_next_divemodechange(&evd); // current divemode and find the next divemode event
nextev = get_next_divemodechange(&evd, TRUE); // current divemode and find the next divemode event
}
amb_pressure = depth_to_bar(entry->depth, dive);
fill_pressures(&entry->pressures, amb_pressure, gasmix, (current_divemode == OC) ? 0.0 : entry->o2pressure.mbar / 1000.0, current_divemode);