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object.constraints.add()/remove()/active, same for PoseChannel

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modified internal api for minimal rna wrapper functions.

TODO
- missing updates for pose channels
- typecheck for pose/object constraints
This commit is contained in:
Campbell Barton
2009-11-11 19:58:30 +00:00
parent 047ee04418
commit 53250f85db
12 changed files with 285 additions and 96 deletions
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87
source/blender/editors/object/object_constraint.c
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@@ -187,56 +187,6 @@ void update_pyconstraint_cb (void *arg1, void *arg2)
#endif
}
/* Creates a new constraint, initialises its data, and returns it */
bConstraint *add_new_constraint (short type)
{
bConstraint *con;
bConstraintTypeInfo *cti;
con = MEM_callocN(sizeof(bConstraint), "Constraint");
/* Set up a generic constraint datablock */
con->type = type;
con->flag |= CONSTRAINT_EXPAND;
con->enforce = 1.0f;
/* Load the data for it */
cti = constraint_get_typeinfo(con);
if (cti) {
con->data = MEM_callocN(cti->size, cti->structName);
/* only constraints that change any settings need this */
if (cti->new_data)
cti->new_data(con->data);
/* set the name based on the type of constraint */
strcpy(con->name, cti->name);
}
else
strcpy(con->name, "Const");
return con;
}
/* Adds the given constraint to the Object-level set of constraints for the given Object */
void add_constraint_to_object (bConstraint *con, Object *ob)
{
ListBase *list;
list = &ob->constraints;
if (list) {
unique_constraint_name(con, list);
BLI_addtail(list, con);
if (proxylocked_constraints_owner(ob, NULL))
con->flag |= CONSTRAINT_PROXY_LOCAL;
con->flag |= CONSTRAINT_ACTIVE;
for (con= con->prev; con; con= con->prev)
con->flag &= ~CONSTRAINT_ACTIVE;
}
}
/* helper function for add_constriant - sets the last target for the active constraint */
static void set_constraint_nth_target (bConstraint *con, Object *target, char subtarget[], int index)
{
@@ -1076,9 +1026,14 @@ static short get_new_constraint_target(bContext *C, int con_type, Object **tar_o
static int constraint_add_exec(bContext *C, wmOperator *op, Object *ob, ListBase *list, int type, short setTarget)
{
Scene *scene= CTX_data_scene(C);
bPoseChannel *pchan= get_active_posechannel(ob);
bPoseChannel *pchan;
bConstraint *con;
if(list == &ob->constraints)
pchan= NULL;
else
pchan= get_active_posechannel(ob);
/* check if constraint to be added is valid for the given constraints stack */
if (type == CONSTRAINT_TYPE_NULL) {
return OPERATOR_CANCELLED;
@@ -1097,32 +1052,10 @@ static int constraint_add_exec(bContext *C, wmOperator *op, Object *ob, ListBase
}
/* create a new constraint of the type requried, and add it to the active/given constraints list */
con = add_new_constraint(type);
if (list) {
bConstraint *coniter;
/* add new constraint to end of list of constraints before ensuring that it has a unique name
* (otherwise unique-naming code will fail, since it assumes element exists in list)
*/
BLI_addtail(list, con);
unique_constraint_name(con, list);
/* if the target list is a list on some PoseChannel belonging to a proxy-protected
* Armature layer, we must tag newly added constraints with a flag which allows them
* to persist after proxy syncing has been done
*/
if (proxylocked_constraints_owner(ob, pchan))
con->flag |= CONSTRAINT_PROXY_LOCAL;
/* make this constraint the active one
* - since constraint was added at end of stack, we can just go
* through deactivating all previous ones
*/
con->flag |= CONSTRAINT_ACTIVE;
for (coniter= con->prev; coniter; coniter= coniter->prev)
coniter->flag &= ~CONSTRAINT_ACTIVE;
}
if(pchan)
con = add_pose_constraint(ob, pchan, NULL, type);
else
con = add_ob_constraint(ob, NULL, type);
/* get the first selected object/bone, and make that the target
* - apart from the buttons-window add buttons, we shouldn't add in this way