+ DuckList::iterator iter;
+ for (iter=duck_list.begin(); iter!=duck_list.end(); iter++)
+ {
+ ValueNode::Handle duck_value_node((*iter)->get_value_desc().get_value_node());
+ if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(duck_value_node))
+ {
+ if (bline_tangent->get_link(bline_tangent->get_link_index_from_name("amount")) == vertex_amount_value_node)
+ {
+ switch (bline_tangent->get_type())
+ {
+ case ValueBase::TYPE_ANGLE:
+ {
+ Angle angle((*bline_tangent)(time, amount).get(Angle()));
+ (*iter)->set_point(Point(Angle::cos(angle).get(), Angle::sin(angle).get()));
+ break;
+ }
+ case ValueBase::TYPE_REAL:
+ (*iter)->set_point(Point((*bline_tangent)(time, amount).get(Real()), 0));
+ break;
+ case ValueBase::TYPE_VECTOR:
+ (*iter)->set_point((*bline_tangent)(time, amount).get(Vector()));
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ else if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(duck_value_node))
+ {
+ if (bline_width->get_link(bline_width->get_link_index_from_name("amount")) == vertex_amount_value_node)
+ (*iter)->set_point(Point((*bline_width)(time, amount).get(Real()), 0));
+ }
+ }
+ }
+ }
+ }