static void render_depth_sample(struct graphics_context *gc, struct plot_data *entry, const text_render_options_t *tro)
{
- int sec = entry->sec;
- depth_t depth = { entry->val };
- const char *fmt;
+ int sec = entry->sec, decimals;
double d;
- switch (output_units.length) {
- case METERS:
- d = depth.mm / 1000.0;
- fmt = "%.1f";
- break;
- case FEET:
- d = to_feet(depth);
- fmt = "%.0f";
- break;
- }
- plot_text(gc, tro, sec, depth.mm, fmt, d);
+ d = get_depth_units(entry->val, &decimals, NULL);
+
+ plot_text(gc, tro, sec, entry->val, "%.*f", decimals, d);
}
static void plot_text_samples(struct graphics_context *gc, struct plot_info *pi)
/* if our samples are short and we aren't too FAST*/
if (entry[0].sec - entry[-1].sec < 30 && entry->velocity < FAST) {
int past = -2;
- while (pi->entry <= entry-past && entry[0].sec - entry[past].sec < 30)
+ while (i+past > 0 && entry[0].sec - entry[past].sec < 30)
past--;
entry->velocity = velocity((entry[0].val - entry[past].val) /
(entry[0].sec - entry[past].sec));