void BKE_pose_channels_free(bPose *pose)
{
bPoseChannel *pchan;
if (pose->chanbase.first) {
for (pchan = pose->chanbase.first; pchan; pchan = pchan->next)
BKE_pose_channel_free(pchan);
BLI_freelistN(&pose->chanbase);
}
BKE_pose_channels_hash_free(pose);
}
/* Helper function for armature separating - remove certain bones from the given armature
* sel: remove selected bones from the armature, otherwise the unselected bones are removed
* (ob is not in editmode)
*/
static void separate_armature_bones(Object *ob, short sel)
{
bArmature *arm = (bArmature *)ob->data;
bPoseChannel *pchan, *pchann;
EditBone *curbone;
/* make local set of editbones to manipulate here */
ED_armature_to_edit(ob);
/* go through pose-channels, checking if a bone should be removed */
for (pchan = ob->pose->chanbase.first; pchan; pchan = pchann) {
pchann = pchan->next;
curbone = editbone_name_exists(arm->edbo, pchan->name);
/* check if bone needs to be removed */
if ( (sel && (curbone->flag & BONE_SELECTED)) ||
(!sel && !(curbone->flag & BONE_SELECTED)) )
{
EditBone *ebo;
bPoseChannel *pchn;
/* clear the bone->parent var of any bone that had this as its parent */
for (ebo = arm->edbo->first; ebo; ebo = ebo->next) {
if (ebo->parent == curbone) {
ebo->parent = NULL;
ebo->temp = NULL; /* this is needed to prevent random crashes with in ED_armature_from_edit */
ebo->flag &= ~BONE_CONNECTED;
}
}
/* clear the pchan->parent var of any pchan that had this as its parent */
for (pchn = ob->pose->chanbase.first; pchn; pchn = pchn->next) {
if (pchn->parent == pchan)
pchn->parent = NULL;
}
/* free any of the extra-data this pchan might have */
BKE_pose_channel_free(pchan);
BKE_pose_channels_hash_free(ob->pose);
/* get rid of unneeded bone */
bone_free(arm, curbone);
BLI_freelinkN(&ob->pose->chanbase, pchan);
}
}
/* exit editmode (recalculates pchans too) */
ED_armature_from_edit(ob);
ED_armature_edit_free(ob);
}
/**
* Selectively remove pose channels.
*/
void BKE_pose_channels_remove(
Object *ob,
bool (*filter_fn)(const char *bone_name, void *user_data), void *user_data)
{
/* Erase any associated pose channel, along with any references to them */
if (ob->pose) {
bPoseChannel *pchan, *pchan_next;
bConstraint *con;
for (pchan = ob->pose->chanbase.first; pchan; pchan = pchan_next) {
pchan_next = pchan->next;
if (filter_fn(pchan->name, user_data)) {
/* Bone itself is being removed */
BKE_pose_channel_free(pchan);
if (ob->pose->chanhash) {
BLI_ghash_remove(ob->pose->chanhash, pchan->name, NULL, NULL);
}
BLI_freelinkN(&ob->pose->chanbase, pchan);
}
else {
/* Maybe something the bone references is being removed instead? */
for (con = pchan->constraints.first; con; con = con->next) {
const bConstraintTypeInfo *cti = BKE_constraint_typeinfo_get(con);
ListBase targets = {NULL, NULL};
bConstraintTarget *ct;
if (cti && cti->get_constraint_targets) {
cti->get_constraint_targets(con, &targets);
for (ct = targets.first; ct; ct = ct->next) {
if (ct->tar == ob) {
if (ct->subtarget[0]) {
if (filter_fn(ct->subtarget, user_data)) {
con->flag |= CONSTRAINT_DISABLE;
ct->subtarget[0] = 0;
}
}
}
}
if (cti->flush_constraint_targets)
cti->flush_constraint_targets(con, &targets, 0);
}
}
if (pchan->bbone_prev) {
if (filter_fn(pchan->bbone_prev->name, user_data))
pchan->bbone_prev = NULL;
}
if (pchan->bbone_next) {
if (filter_fn(pchan->bbone_next->name, user_data))
pchan->bbone_next = NULL;
}
if (pchan->custom_tx) {
if (filter_fn(pchan->custom_tx->name, user_data))
pchan->custom_tx = NULL;
}
}
}
}
}
