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BMesh: optimize edge select 

It's called a lot, so avoid using a generic iterator for edges of vert.
This commit is contained in:
Campbell Barton 2015-02-03 05:05:21 +11:00
parent 052a021711
commit 75249259f4
1 changed files with 7 additions and 10 deletions
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17
source/blender/bmesh/intern/bmesh_marking.c
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@ -41,6 +41,7 @@
#include "BLI_listbase.h"
#include "bmesh.h"
#include "bmesh_structure.h"
static void recount_totsels(BMesh *bm)
{
@ -378,28 +379,24 @@ void BM_edge_select_set(BMesh *bm, BMEdge *e, const bool select)
BM_elem_flag_disable(e, BM_ELEM_SELECT);
if ((bm->selectmode & SCE_SELECT_VERTEX) == 0) {
BMIter iter;
BMVert *verts[2] = {e->v1, e->v2};
BMEdge *e2;
int i;
/* check if the vert is used by a selected edge */
for (i = 0; i < 2; i++) {
bool deselect = true;
BMVert *v = *((&e->v1) + i);
BMEdge *e_other = e;
for (e2 = BM_iter_new(&iter, bm, BM_EDGES_OF_VERT, verts[i]); e2; e2 = BM_iter_step(&iter)) {
if (e2 == e) {
continue;
}
if (BM_elem_flag_test(e2, BM_ELEM_SELECT)) {
/* start by stepping over the current edge */
while ((e_other = bmesh_disk_edge_next(e_other, v)) != e) {
if (BM_elem_flag_test(e_other, BM_ELEM_SELECT)) {
deselect = false;
break;
}
}
if (deselect) {
BM_vert_select_set(bm, verts[i], false);
BM_vert_select_set(bm, v, false);
}
}
}