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bmesh: dissolve, avoid unnecessary loop in test_extra_verts(), also minor code cleanup.

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Campbell Barton 2013-03-12 05:48:30 +00:00
parent 539d7d460d
commit 8661e820f9
1 changed files with 20 additions and 22 deletions
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42
source/blender/bmesh/operators/bmo_dissolve.c
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@ -75,7 +75,7 @@ static bool UNUSED_FUNCTION(check_hole_in_region) (BMesh *bm, BMFace *f)
void bmo_dissolve_faces_exec(BMesh *bm, BMOperator *op)
{
BMOIter oiter;
BMFace *f, *f2 /* , *nf = NULL */;
BMFace *f;
BLI_array_declare(faces);
BLI_array_declare(regions);
BMFace ***regions = NULL;
@ -101,7 +101,7 @@ void bmo_dissolve_faces_exec(BMesh *bm, BMOperator *op)
/* collect region */
BMO_ITER (f, &oiter, op->slots_in, "faces", BM_FACE) {
BMFace *f_iter;
if (!BMO_elem_flag_test(bm, f, FACE_MARK)) {
continue;
}
@ -114,15 +114,15 @@ void bmo_dissolve_faces_exec(BMesh *bm, BMOperator *op)
BMW_FLAG_NOP, /* no need to check BMW_FLAG_TEST_HIDDEN, faces are already marked by the bmo */
BMW_NIL_LAY);
for (f2 = BMW_begin(&regwalker, f); f2; f2 = BMW_step(&regwalker)) {
BLI_array_append(faces, f2);
for (f_iter = BMW_begin(&regwalker, f); f_iter; f_iter = BMW_step(&regwalker)) {
BLI_array_append(faces, f_iter);
}
BMW_end(&regwalker);
for (i = 0; i < BLI_array_count(faces); i++) {
f2 = faces[i];
BMO_elem_flag_disable(bm, f2, FACE_MARK);
BMO_elem_flag_enable(bm, f2, FACE_ORIG);
f_iter = faces[i];
BMO_elem_flag_disable(bm, f_iter, FACE_MARK);
BMO_elem_flag_enable(bm, f_iter, FACE_ORIG);
}
if (BMO_error_occurred(bm)) {
@ -312,34 +312,32 @@ void bmo_dissolve_edges_exec(BMesh *bm, BMOperator *op)
static bool test_extra_verts(BMesh *bm, BMVert *v)
{
BMIter iter, liter, iter2, iter3;
BMFace *f, *f2;
BMIter fiter, liter, eiter, fiter_sub;
BMFace *f;
BMLoop *l;
BMEdge *e;
bool found;
/* test faces around verts for verts that would be wrongly killed
* by dissolve faces. */
f = BM_iter_new(&iter, bm, BM_FACES_OF_VERT, v);
for ( ; f; f = BM_iter_step(&iter)) {
l = BM_iter_new(&liter, bm, BM_LOOPS_OF_FACE, f);
for ( ; l; l = BM_iter_step(&liter)) {
BM_ITER_ELEM(f, &fiter, v, BM_FACES_OF_VERT) {
BM_ITER_ELEM(l, &liter, f, BM_LOOPS_OF_FACE) {
if (!BMO_elem_flag_test(bm, l->v, VERT_MARK)) {
/* if an edge around a vert is a boundary edge,
* then dissolve faces won't destroy it.
* also if it forms a boundary with one
* of the face region */
found = false;
e = BM_iter_new(&iter2, bm, BM_EDGES_OF_VERT, l->v);
for ( ; e; e = BM_iter_step(&iter2)) {
bool found = false;
BM_ITER_ELEM(e, &eiter, l->v, BM_EDGES_OF_VERT) {
BMFace *f_iter;
if (BM_edge_is_boundary(e)) {
found = true;
}
f2 = BM_iter_new(&iter3, bm, BM_FACES_OF_EDGE, e);
for ( ; f2; f2 = BM_iter_step(&iter3)) {
if (!BMO_elem_flag_test(bm, f2, FACE_MARK)) {
found = true;
break;
else {
BM_ITER_ELEM(f_iter, &fiter_sub, e, BM_FACES_OF_EDGE) {
if (!BMO_elem_flag_test(bm, f_iter, FACE_MARK)) {
found = true;
break;
}
}
}
if (found == true) {