Point Cloud Library (PCL)
1.7.0
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00001 /* 00002 * Software License Agreement (BSD License) 00003 * 00004 * Point Cloud Library (PCL) - www.pointclouds.org 00005 * Copyright (c) 2010-2011, Willow Garage, Inc. 00006 * 00007 * All rights reserved. 00008 * 00009 * Redistribution and use in source and binary forms, with or without 00010 * modification, are permitted provided that the following conditions 00011 * are met: 00012 * 00013 * * Redistributions of source code must retain the above copyright 00014 * notice, this list of conditions and the following disclaimer. 00015 * * Redistributions in binary form must reproduce the above 00016 * copyright notice, this list of conditions and the following 00017 * disclaimer in the documentation and/or other materials provided 00018 * with the distribution. 00019 * * Neither the name of the copyright holder(s) nor the names of its 00020 * contributors may be used to endorse or promote products derived 00021 * from this software without specific prior written permission. 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00024 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00025 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00026 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00027 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00028 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00029 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00030 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00031 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00032 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00033 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00034 * POSSIBILITY OF SUCH DAMAGE. 00035 * 00036 * $Id$ 00037 * 00038 */ 00039 00040 #ifndef PCL_FOR_EACH_TYPE_H_ 00041 #define PCL_FOR_EACH_TYPE_H_ 00042 00043 #ifdef __GNUC__ 00044 #pragma GCC system_header 00045 #endif 00046 00047 #include <boost/mpl/is_sequence.hpp> 00048 #include <boost/mpl/begin_end.hpp> 00049 #include <boost/mpl/next_prior.hpp> 00050 #include <boost/mpl/deref.hpp> 00051 #include <boost/mpl/assert.hpp> 00052 #include <boost/mpl/remove_if.hpp> 00053 #include <boost/mpl/contains.hpp> 00054 #include <boost/mpl/not.hpp> 00055 #include <boost/mpl/aux_/unwrap.hpp> 00056 #include <boost/type_traits/is_same.hpp> 00057 00058 namespace pcl 00059 { 00060 ////////////////////////////////////////////////////////////////////////////////////////////// 00061 template <bool done = true> 00062 struct for_each_type_impl 00063 { 00064 template<typename Iterator, typename LastIterator, typename F> 00065 static void execute (F) {} 00066 }; 00067 00068 ////////////////////////////////////////////////////////////////////////////////////////////// 00069 template <> 00070 struct for_each_type_impl<false> 00071 { 00072 template<typename Iterator, typename LastIterator, typename F> 00073 static void execute (F f) 00074 { 00075 typedef typename boost::mpl::deref<Iterator>::type arg; 00076 00077 #if (defined _WIN32 && defined _MSC_VER) 00078 boost::mpl::aux::unwrap (f, 0).operator()<arg> (); 00079 #else 00080 boost::mpl::aux::unwrap (f, 0).template operator()<arg> (); 00081 #endif 00082 00083 typedef typename boost::mpl::next<Iterator>::type iter; 00084 for_each_type_impl<boost::is_same<iter, LastIterator>::value> 00085 ::template execute<iter, LastIterator, F> (f); 00086 } 00087 }; 00088 00089 ////////////////////////////////////////////////////////////////////////////////////////////// 00090 template<typename Sequence, typename F> inline void 00091 for_each_type (F f) 00092 { 00093 BOOST_MPL_ASSERT (( boost::mpl::is_sequence<Sequence> )); 00094 typedef typename boost::mpl::begin<Sequence>::type first; 00095 typedef typename boost::mpl::end<Sequence>::type last; 00096 for_each_type_impl<boost::is_same<first, last>::value>::template execute<first, last, F> (f); 00097 } 00098 00099 ////////////////////////////////////////////////////////////////////////////////////////////// 00100 template <typename Sequence1, typename Sequence2> 00101 struct intersect 00102 { 00103 typedef typename boost::mpl::remove_if<Sequence1, boost::mpl::not_<boost::mpl::contains<Sequence2, boost::mpl::_1> > >::type type; 00104 }; 00105 } 00106 00107 #endif //#ifndef PCL_FOR_EACH_TYPE_H_