Method create_constraint

Engine/source/afx/afxConstraint.cpp:710–932

}

void afxConstraintMgr::create_constraint(const afxConstraintDef& def)
{
  if (def.mDef_type == afxConstraintDef::CONS_UNDEFINED)
    return;

  //Con::printf("CON - %s [%s] [%s] h=%g", def.cons_type_name, def.cons_src_name, def.cons_node_name, def.history_time);

  bool want_history = (def.mHistory_time > 0.0f);

  // constraint is an arbitrary named scene object
  //
  if (def.mDef_type == afxConstraintDef::CONS_SCENE)
  {
    if (def.mCons_src_name == ST_NULLSTRING)
      return;

    // find the arbitrary object by name
    SceneObject* arb_obj;
    if (mOn_server)
    {
      arb_obj = dynamic_cast<SceneObject*>(Sim::findObject(def.mCons_src_name));
      if (!arb_obj)
         Con::errorf("afxConstraintMgr -- failed to find scene constraint source, \"%s\" on server.", 
                     def.mCons_src_name);
    }
    else
    {
      arb_obj = find_object_from_name(def.mCons_src_name);
      if (!arb_obj)
         Con::errorf("afxConstraintMgr -- failed to find scene constraint source, \"%s\" on client.", 
                     def.mCons_src_name);
    }

    // if it's a shapeBase object, create a Shape or ShapeNode constraint
    if (dynamic_cast<ShapeBase*>(arb_obj))
    {
      if (def.mCons_node_name == ST_NULLSTRING && !def.mPos_at_box_center)
      {
        afxShapeConstraint* cons = newShapeCons(this, def.mCons_src_name, want_history);
        cons->mCons_def = def;
        cons->set((ShapeBase*)arb_obj); 
        afxConstraintList* list = new afxConstraintList();
        list->push_back(cons);
		mConstraints_v.push_back(list);
      }
      else if (def.mPos_at_box_center)
      {
        afxShapeConstraint* cons = newShapeCons(this, def.mCons_src_name, want_history);
        cons->mCons_def = def;
        cons->set((ShapeBase*)arb_obj); 
        afxConstraintList* list = mConstraints_v[mConstraints_v.size()-1]; // SHAPE-NODE CONS-LIST (#scene)(#center)
        if (list && (*list)[0])
          list->push_back(cons);
      }
      else
      {
        afxShapeNodeConstraint* sub = newShapeNodeCons(this, def.mCons_src_name, def.mCons_node_name, want_history);
        sub->mCons_def = def;