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Util function to determine number of digits from an integer

This commit is contained in:
Dalai Felinto 2018-01-19 16:52:59 -02:00
parent fa91b43e8c
commit 075def8fbd
3 changed files with 7 additions and 3 deletions
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2
source/blender/blenkernel/intern/image.c
View File

@ -1695,7 +1695,7 @@ static void stampdata(Scene *scene, Object *camera, StampData *stamp_data, int d
int digits = 1;
if (scene->r.efra > 9)
digits = 1 + (int) log10(scene->r.efra);
digits = integer_digits_i(scene->r.efra);
BLI_snprintf(fmtstr, sizeof(fmtstr), do_prefix ? "Frame %%0%di" : "%%0%di", digits);
BLI_snprintf(stamp_data->frame, sizeof(stamp_data->frame), fmtstr, scene->r.cfra);

4
source/blender/blenlib/intern/math_base_inline.c
View File

@ -397,6 +397,10 @@ MINLINE int integer_digits_d(const double d)
return (d == 0.0) ? 0 : (int)floor(log10(fabs(d))) + 1;
}
MINLINE int integer_digits_i(const int i)
{
return (int)log10(i) + 1;
}
/* Internal helpers for SSE2 implementation.
*

4
source/blender/editors/space_text/text_draw.c
View File

@ -594,7 +594,7 @@ static void text_update_drawcache(SpaceText *st, ARegion *ar)
drawcache->total_lines = 0;
if (st->showlinenrs)
st->linenrs_tot = (int)floor(log10((float)nlines)) + 1;
st->linenrs_tot = integer_digits_i(nlines);
while (line) {
if (drawcache->valid_head) { /* we're inside valid head lines */
@ -628,7 +628,7 @@ static void text_update_drawcache(SpaceText *st, ARegion *ar)
nlines = BLI_listbase_count(&txt->lines);
if (st->showlinenrs)
st->linenrs_tot = (int)floor(log10((float)nlines)) + 1;
st->linenrs_tot = integer_digits_i(nlines);
}
drawcache->total_lines = nlines;