source: finroc_plugins_composite_ports/interface_types.cpp @ 27:c52e11111455

//
// You received this file as part of Finroc
// A framework for intelligent robot control
//
// Copyright (C) Finroc GbR (finroc.org)
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
//----------------------------------------------------------------------
/*!\file    plugins/composite_ports/interface_types.cpp
 *
 * \author  Max Reichardt
 *
 * \date    2021-03-20
 *
 */
//----------------------------------------------------------------------
#include "plugins/composite_ports/interface_types.h"

//----------------------------------------------------------------------
// External includes (system with <>, local with "")
//----------------------------------------------------------------------

//----------------------------------------------------------------------
// Internal includes with ""
//----------------------------------------------------------------------

//----------------------------------------------------------------------
// Debugging
//----------------------------------------------------------------------
#include <cassert>

//----------------------------------------------------------------------
// Namespace usage
//----------------------------------------------------------------------

//----------------------------------------------------------------------
// Namespace declaration
//----------------------------------------------------------------------
namespace finroc
{
namespace composite_ports
{

//----------------------------------------------------------------------
// Forward declarations / typedefs / enums
//----------------------------------------------------------------------

//----------------------------------------------------------------------
// Const values
//----------------------------------------------------------------------

//----------------------------------------------------------------------
// Implementation
//----------------------------------------------------------------------
bool IsDerivedFrom(const rrlib::rtti::tType& base_type, const rrlib::rtti::tType& type)
{
  if (IsInterfaceType(type) && IsInterfaceType(base_type))
  {
    rrlib::rtti::tType type_to_check = type;
    while (type_to_check)
    {
      if (type_to_check == base_type)
      {
        return true;
      }
      rrlib::rtti::tType parent_type = type_to_check.GetUnderlyingType();
      if ((!parent_type) || parent_type == type_to_check)
      {
        return false;
      }
      type_to_check = parent_type;
    }
  }
  return false;
}

//----------------------------------------------------------------------
// End of namespace declaration
//----------------------------------------------------------------------
}
}