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Multi-Object-Editing: MESH_OT_faces_select_linked_flat 

Reviewers: dfelinto

Maniphest Tasks: T54643

Differential Revision: https://developer.blender.org/D3372
This commit is contained in:
Luc Revardel 2018-05-16 13:02:36 +02:00 committed by Dalai Felinto
parent d095eea19c
commit 1bb9ccf887
Notes: blender-bot 2023-02-14 06:00:46 +01:00 
Referenced by issue #54643, Multi-Object-Mode: EditMesh Tools
1 changed files with 49 additions and 38 deletions
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87
source/blender/editors/mesh/editmesh_select.c
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@ -3885,59 +3885,70 @@ void MESH_OT_edges_select_sharp(wmOperatorType *ot)
static int edbm_select_linked_flat_faces_exec(bContext *C, wmOperator *op)
{
Object *obedit = CTX_data_edit_object(C);
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BLI_LINKSTACK_DECLARE(stack, BMFace *);
BMIter iter, liter, liter2;
BMFace *f;
BMLoop *l, *l2;
ViewLayer *view_layer = CTX_data_view_layer(C);
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, &objects_len);
const float angle_limit_cos = cosf(RNA_float_get(op->ptr, "sharpness"));
BM_mesh_elem_hflag_disable_all(bm, BM_FACE, BM_ELEM_TAG, false);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BLI_LINKSTACK_INIT(stack);
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
if ((BM_elem_flag_test(f, BM_ELEM_HIDDEN) != 0) ||
(BM_elem_flag_test(f, BM_ELEM_TAG) != 0) ||
(BM_elem_flag_test(f, BM_ELEM_SELECT) == 0))
{
if (bm->totfacesel == 0) {
continue;
}
BLI_assert(BLI_LINKSTACK_SIZE(stack) == 0);
BLI_LINKSTACK_DECLARE(stack, BMFace *);
do {
BM_face_select_set(bm, f, true);
BMIter iter, liter, liter2;
BMFace *f;
BMLoop *l, *l2;
BM_elem_flag_enable(f, BM_ELEM_TAG);
BM_mesh_elem_hflag_disable_all(bm, BM_FACE, BM_ELEM_TAG, false);
BM_ITER_ELEM (l, &liter, f, BM_LOOPS_OF_FACE) {
BM_ITER_ELEM (l2, &liter2, l, BM_LOOPS_OF_LOOP) {
float angle_cos;
BLI_LINKSTACK_INIT(stack);
if (BM_elem_flag_test(l2->f, BM_ELEM_TAG) ||
BM_elem_flag_test(l2->f, BM_ELEM_HIDDEN))
{
continue;
}
BM_ITER_MESH (f, &iter, bm, BM_FACES_OF_MESH) {
if ((BM_elem_flag_test(f, BM_ELEM_HIDDEN) != 0) ||
(BM_elem_flag_test(f, BM_ELEM_TAG) != 0) ||
(BM_elem_flag_test(f, BM_ELEM_SELECT) == 0))
{
continue;
}
angle_cos = dot_v3v3(f->no, l2->f->no);
BLI_assert(BLI_LINKSTACK_SIZE(stack) == 0);
if (angle_cos > angle_limit_cos) {
BLI_LINKSTACK_PUSH(stack, l2->f);
do {
BM_face_select_set(bm, f, true);
BM_elem_flag_enable(f, BM_ELEM_TAG);
BM_ITER_ELEM (l, &liter, f, BM_LOOPS_OF_FACE) {
BM_ITER_ELEM (l2, &liter2, l, BM_LOOPS_OF_LOOP) {
float angle_cos;
if (BM_elem_flag_test(l2->f, BM_ELEM_TAG) ||
BM_elem_flag_test(l2->f, BM_ELEM_HIDDEN))
{
continue;
}
angle_cos = dot_v3v3(f->no, l2->f->no);
if (angle_cos > angle_limit_cos) {
BLI_LINKSTACK_PUSH(stack, l2->f);
}
}
}
}
} while ((f = BLI_LINKSTACK_POP(stack)));
} while ((f = BLI_LINKSTACK_POP(stack)));
}
BLI_LINKSTACK_FREE(stack);
WM_event_add_notifier(C, NC_GEOM | ND_SELECT, obedit->data);
}
BLI_LINKSTACK_FREE(stack);
WM_event_add_notifier(C, NC_GEOM | ND_SELECT, obedit->data);
MEM_freeN(objects);
return OPERATOR_FINISHED;
}