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reduce sqrt's calls in set_prop_dist().

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Campbell Barton
2013-06-17 14:37:12 +00:00
parent 544572a59b
commit d761b91b65
1 changed files with 4 additions and 7 deletions
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11
source/blender/editors/transform/transform_conversions.c
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@@ -196,7 +196,7 @@ static void sort_trans_data(TransInfo *t)
/* distance calculated from not-selected vertex to nearest selected vertex
* warning; this is loops inside loop, has minor N^2 issues, but by sorting list it is OK */
static void set_prop_dist(TransInfo *t, short with_dist)
static void set_prop_dist(TransInfo *t, const bool with_dist)
{
TransData *tob;
int a;
@@ -216,12 +216,9 @@ static void set_prop_dist(TransInfo *t, short with_dist)
if (td->flag & TD_SELECTED) {
sub_v3_v3v3(vec, tob->center, td->center);
mul_m3_v3(tob->mtx, vec);
dist = normalize_v3(vec);
if (tob->rdist == -1.0f) {
tob->rdist = dist;
}
else if (dist < tob->rdist) {
tob->rdist = dist;
dist = len_squared_v3(vec);
if ((tob->rdist == -1.0f) || (dist < (tob->rdist * tob->rdist))) {
tob->rdist = sqrtf(dist);
}
}
else {