- //! Sets the left-hand-side value_node
- bool set_gradient(ValueNode::Handle a);
-
- //! Gets the left-hand-side value_node
- ValueNode::Handle get_gradient()const { return ref_gradient; }
-
- //! Sets the right-hand-side value_node
- bool set_offset(ValueNode::Handle b);
-
- //! Gets the right-hand-side value_node
- ValueNode::Handle get_offset()const { return ref_gradient; }
-