public boolean addWorldParam(String name) {
        try {
            worldBinds.add(UniformBinding.valueOf(name));
            return true;
        } catch (IllegalArgumentException ex) {
            return false;
        }
    }
Adds a new world parameter by the given name.

@param name The world parameter to add.
@return True if the world parameter name was found and added
to the list of world parameters, false otherwise.
jme3-core/src/main/java/com/jme3/material/TechniqueDef.java