historical/toontown-classic.git/panda/include/factoryBase.I
2024-01-16 11:20:27 -06:00

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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file factoryBase.I
* @author drose
* @date 2000-05-08
*/
/**
* Attempts to create a new instance of some class of the indicated type, or
* some derivative if necessary. If an instance of the exact type cannot be
* created, the specified priorities will specify which derived class will be
* preferred.
*
* This flavor of make_instance() accepts a string name that indicates the
* desired type. It must be the name of some already-registered type.
*/
INLINE TypedObject *FactoryBase::
make_instance(const std::string &type_name, const FactoryParams &params) {
TypeHandle handle = TypeRegistry::ptr()->find_type(type_name);
nassertr(handle != TypeHandle::none(), nullptr);
return make_instance(handle, params);
}
/**
* Attempts to create an instance of the type requested, or some base type of
* the type requested. Returns the new instance created, or NULL if the
* instance could not be created.
*
* This flavor of make_instance_more_general() accepts a string name that
* indicates the desired type. It must be the name of some already-registered
* type.
*/
INLINE TypedObject *FactoryBase::
make_instance_more_general(const std::string &type_name,
const FactoryParams &params) {
TypeHandle handle = TypeRegistry::ptr()->find_type(type_name);
nassertr(handle != TypeHandle::none(), nullptr);
return make_instance_more_general(handle, params);
}