convert.h
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00001 /*
00002  * Copyright (c) 2013, Open Source Robotics Foundation
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions are met:
00007  *
00008  *     * Redistributions of source code must retain the above copyright
00009  *       notice, this list of conditions and the following disclaimer.
00010  *     * Redistributions in binary form must reproduce the above copyright
00011  *       notice, this list of conditions and the following disclaimer in the
00012  *       documentation and/or other materials provided with the distribution.
00013  *     * Neither the name of the Willow Garage, Inc. nor the names of its
00014  *       contributors may be used to endorse or promote products derived from
00015  *       this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00018  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00021  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00022  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00023  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00024  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00025  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00026  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00027  * POSSIBILITY OF SUCH DAMAGE.
00028  */
00029 
00030 #ifndef TF2_IMPL_CONVERT_H
00031 #define TF2_IMPL_CONVERT_H
00032 
00033 namespace tf2 {
00034 namespace impl {
00035 
00036 template <bool IS_MESSAGE_A, bool IS_MESSAGE_B>
00037 class Converter {
00038 public:
00039   template<typename A, typename B>
00040   static void convert(const A& a, B& b);
00041 };
00042 
00043 // The case where both A and B are messages should not happen: if you have two
00044 // messages that are interchangeable, well, that's against the ROS purpose:
00045 // only use one type. Worst comes to worst, specialize the original convert
00046 // function for your types.
00047 // if B == A, the templated version of convert with only one argument will be
00048 // used.
00049 //
00050 //template <>
00051 //template <typename A, typename B>
00052 //inline void Converter<true, true>::convert(const A& a, B& b);
00053 
00054 template <>
00055 template <typename A, typename B>
00056 inline void Converter<true, false>::convert(const A& a, B& b)
00057 {
00058   fromMsg(a, b);
00059 }
00060 
00061 template <>
00062 template <typename A, typename B>
00063 inline void Converter<false, true>::convert(const A& a, B& b)
00064 {
00065   b = toMsg(a);
00066 }
00067 
00068 template <>
00069 template <typename A, typename B>
00070 inline void Converter<false, false>::convert(const A& a, B& b)
00071 {
00072   fromMsg(toMsg(a), b);
00073 }
00074 
00075 }
00076 }
00077 
00078 #endif //TF2_IMPL_CONVERT_H


tf2
Author(s): Tully Foote, Eitan Marder-Eppstein, Wim Meeussen
autogenerated on Tue Jul 10 2018 05:46:21