static int armature_split_exec(bContext *C, wmOperator *UNUSED(op))
{
Object *ob = CTX_data_edit_object(C);
bArmature *arm = (bArmature *)ob->data;
EditBone *bone;
for (bone = arm->edbo->first; bone; bone = bone->next) {
if (bone->parent && (bone->flag & BONE_SELECTED) != (bone->parent->flag & BONE_SELECTED)) {
bone->parent = NULL;
bone->flag &= ~BONE_CONNECTED;
}
}
for (bone = arm->edbo->first; bone; bone = bone->next) {
ED_armature_ebone_select_set(bone, (bone->flag & BONE_SELECTED) != 0);
}
WM_event_add_notifier(C, NC_OBJECT | ND_BONE_SELECT, ob);
return OPERATOR_FINISHED;
}
/**
* near duplicate of #armature_duplicate_selected_exec,
* except for parenting part (keep in sync)
*/
static int armature_symmetrize_exec(bContext *C, wmOperator *op)
{
bArmature *arm;
EditBone *ebone_iter;
EditBone *ebone_first_dupe = NULL; /* The beginning of the duplicated mirrored bones in the edbo list */
Object *obedit = CTX_data_edit_object(C);
const int direction = RNA_enum_get(op->ptr, "direction");
const int axis = 0;
arm = obedit->data;
/* cancel if nothing selected */
if (CTX_DATA_COUNT(C, selected_bones) == 0)
return OPERATOR_CANCELLED;
ED_armature_sync_selection(arm->edbo); // XXX why is this needed?
preEditBoneDuplicate(arm->edbo);
/* Select mirrored bones */
for (ebone_iter = arm->edbo->first; ebone_iter; ebone_iter = ebone_iter->next) {
if (EBONE_VISIBLE(arm, ebone_iter) &&
(ebone_iter->flag & BONE_SELECTED))
{
char name_flip[MAX_VGROUP_NAME];
BKE_deform_flip_side_name(name_flip, ebone_iter->name, false);
if (STREQ(name_flip, ebone_iter->name)) {
/* if the name matches, we don't have the potential to be mirrored, just skip */
ebone_iter->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
}
else {
EditBone *ebone = ED_armature_bone_find_name(arm->edbo, name_flip);
if (ebone) {
if ((ebone->flag & BONE_SELECTED) == 0) {
/* simple case, we're selected, the other bone isn't! */
ebone_iter->temp.ebone = ebone;
}
else {
/* complicated - choose which direction to copy */
float axis_delta;
axis_delta = ebone->head[axis] - ebone_iter->head[axis];
if (axis_delta == 0.0f) {
axis_delta = ebone->tail[axis] - ebone_iter->tail[axis];
}
if (axis_delta == 0.0f) {
/* both mirrored bones exist and point to eachother and overlap exactly.
*
* in this case theres no well defined solution, so de-select both and skip.
*/
ebone->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
ebone_iter->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
}
else {
EditBone *ebone_src, *ebone_dst;
if (((axis_delta < 0.0f) ? -1 : 1) == direction) {
ebone_src = ebone;
ebone_dst = ebone_iter;
}
else {
ebone_src = ebone_iter;
ebone_dst = ebone;
}
ebone_src->temp.ebone = ebone_dst;
ebone_dst->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
}
}
}
}
}
}
/* Find the selected bones and duplicate them as needed, with mirrored name */
for (ebone_iter = arm->edbo->first; ebone_iter && ebone_iter != ebone_first_dupe; ebone_iter = ebone_iter->next) {
if (EBONE_VISIBLE(arm, ebone_iter) &&
(ebone_iter->flag & BONE_SELECTED) &&
/* will be set if the mirror bone already exists (no need to make a new one) */
(ebone_iter->temp.ebone == NULL))
{
char name_flip[MAX_VGROUP_NAME];
BKE_deform_flip_side_name(name_flip, ebone_iter->name, false);
/* bones must have a side-suffix */
if (!STREQ(name_flip, ebone_iter->name)) {
EditBone *ebone;
ebone = duplicateEditBone(ebone_iter, name_flip, arm->edbo, obedit);
if (!ebone_first_dupe) {
ebone_first_dupe = ebone;
}
}
}
}
/* Run through the list and fix the pointers */
for (ebone_iter = arm->edbo->first; ebone_iter && ebone_iter != ebone_first_dupe; ebone_iter = ebone_iter->next) {
if (ebone_iter->temp.ebone) {
/* copy all flags except for ... */
const int flag_copy = ((int)~0) & ~(BONE_SELECTED | BONE_ROOTSEL | BONE_TIPSEL);
EditBone *ebone = ebone_iter->temp.ebone;
/* copy flags incase bone is pre-existing data */
ebone->flag = (ebone->flag & ~flag_copy) | (ebone_iter->flag & flag_copy);
if (ebone_iter->parent == NULL) {
/* If this bone has no parent,
* Set the duplicate->parent to NULL
*/
ebone->parent = NULL;
ebone->flag &= ~BONE_CONNECTED;
}
else {
/* the parent may have been duplicated, if not lookup the mirror parent */
EditBone *ebone_parent =
(ebone_iter->parent->temp.ebone ?
ebone_iter->parent->temp.ebone : ED_armature_bone_get_mirrored(arm->edbo, ebone_iter->parent));
if (ebone_parent == NULL) {
/* If the mirror lookup failed, (but the current bone has a parent)
* then we can assume the parent has no L/R but is a center bone.
* So just use the same parent for both.
*/
ebone_parent = ebone_iter->parent;
ebone->flag &= ~BONE_CONNECTED;
}
ebone->parent = ebone_parent;
}
/* Lets try to fix any constraint subtargets that might
* have been duplicated
*/
updateDuplicateSubtarget(ebone, arm->edbo, obedit);
}
}
transform_armature_mirror_update(obedit);
/* Selected bones now have their 'temp' pointer set,
* so we don't need this anymore */
/* Deselect the old bones and select the new ones */
for (ebone_iter = arm->edbo->first; ebone_iter && ebone_iter != ebone_first_dupe; ebone_iter = ebone_iter->next) {
if (EBONE_VISIBLE(arm, ebone_iter)) {
ebone_iter->flag &= ~(BONE_SELECTED | BONE_TIPSEL | BONE_ROOTSEL);
}
}
/* New bones will be selected, but some of the bones may already exist */
for (ebone_iter = arm->edbo->first; ebone_iter && ebone_iter != ebone_first_dupe; ebone_iter = ebone_iter->next) {
EditBone *ebone = ebone_iter->temp.ebone;
if (ebone && EBONE_SELECTABLE(arm, ebone)) {
ED_armature_ebone_select_set(ebone, true);
}
}
/* correct the active bone */
if (arm->act_edbone && arm->act_edbone->temp.ebone) {
arm->act_edbone = arm->act_edbone->temp.ebone;
}
postEditBoneDuplicate(arm->edbo, obedit);
ED_armature_validate_active(arm);
WM_event_add_notifier(C, NC_OBJECT | ND_BONE_SELECT, obedit);
return OPERATOR_FINISHED;
}
