+/* dive.c */
+/* maintains the internal dive list structure */
#include <string.h>
#include <stdio.h>
#include "dive.h"
+double get_depth_units(unsigned int mm, int *frac, const char **units)
+{
+ int decimals;
+ double d;
+ const char *unit;
+
+ switch (output_units.length) {
+ case METERS:
+ d = mm / 1000.0;
+ unit = "m";
+ decimals = d < 20;
+ break;
+ case FEET:
+ d = mm_to_feet(mm);
+ unit = "ft";
+ decimals = 0;
+ break;
+ }
+ if (frac)
+ *frac = decimals;
+ if (units)
+ *units = unit;
+ return d;
+}
+
struct dive *alloc_dive(void)
{
const int initial_samples = 5;
/* Don't pick a zero for MERGE_MIN() */
#define MERGE_MAX(res, a, b, n) res->n = MAX(a->n, b->n)
#define MERGE_MIN(res, a, b, n) res->n = (a->n)?(b->n)?MIN(a->n, b->n):(a->n):(b->n)
+#define MERGE_TXT(res, a, b, n) res->n = merge_text(a->n, b->n)
static struct dive *add_sample(struct sample *sample, int time, struct dive *dive)
{
res = alloc_dive();
res->when = a->when;
- res->location = merge_text(a->location, b->location);
- res->notes = merge_text(a->notes, b->notes);
+ MERGE_TXT(res, a, b, location);
+ MERGE_TXT(res, a, b, notes);
+ MERGE_TXT(res, a, b, buddy);
+ MERGE_TXT(res, a, b, divemaster);
MERGE_MAX(res, a, b, number);
MERGE_MAX(res, a, b, maxdepth.mm);
res->meandepth.mm = 0;