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Mesh Edit: implement X symmetry in the Propagate To Shapes operator.

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Since the operator affects shape keys rather than current mesh
coordinates, this only symmetrizes the selection.

Pull Request #105421
This commit is contained in:
Alexander Gavrilov
2023-02-08 14:27:43 +02:00
parent 0bd95dd963
commit 4d0dbab5b1
1 changed files with 20 additions and 3 deletions
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23
source/blender/editors/mesh/editmesh_tools.cc
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@@ -3703,7 +3703,7 @@ void MESH_OT_remove_doubles(wmOperatorType *ot)
* \{ */
/* BMESH_TODO this should be properly encapsulated in a bmop. but later. */
static bool shape_propagate(BMEditMesh *em)
static bool shape_propagate(BMEditMesh *em, bool use_symmetry)
{
BMIter iter;
BMVert *eve = nullptr;
@@ -3716,7 +3716,12 @@ static bool shape_propagate(BMEditMesh *em)
BM_ITER_MESH (eve, &iter, em->bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(eve, BM_ELEM_SELECT) || BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
continue;
BMVert *mirr = use_symmetry ? EDBM_verts_mirror_get(em, eve) : NULL;
if (!mirr || !BM_elem_flag_test(mirr, BM_ELEM_SELECT) ||
BM_elem_flag_test(mirr, BM_ELEM_HIDDEN)) {
continue;
}
}
for (int i = 0; i < totshape; i++) {
@@ -3748,10 +3753,22 @@ static int edbm_shape_propagate_to_all_exec(bContext *C, wmOperator *op)
}
tot_selected_verts_objects++;
if (shape_propagate(em)) {
const bool use_symmetry = (me->symmetry & ME_SYMMETRY_X) != 0;
if (use_symmetry) {
const bool use_topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
EDBM_verts_mirror_cache_begin(em, 0, false, true, false, use_topology);
}
if (shape_propagate(em, use_symmetry)) {
tot_shapekeys++;
}
if (use_symmetry) {
EDBM_verts_mirror_cache_end(em);
}
EDBMUpdate_Params params{};
params.calc_looptri = false;
params.calc_normals = false;