instantiate.hpp
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00001 /*
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00034  * $Id: instantiate.hpp 4354 2012-02-10 00:25:18Z mdixon $
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00037 #ifndef PCL_IMPL_INSTANTIATE_H_
00038 #define PCL_IMPL_INSTANTIATE_H_
00039 
00040 #include <boost/preprocessor/seq/for_each.hpp>
00041 #include <boost/preprocessor/seq/for_each_product.hpp>
00042 #include <boost/preprocessor/seq/to_tuple.hpp>
00043 #include <boost/preprocessor/cat.hpp>
00044 #include <boost/preprocessor/expand.hpp>
00045 
00046 //#define PCL_POINT_TYPES (bool)(int)(float)(double)
00047 //#define PCL_TEMPLATES (Type)(Othertype)
00048 
00049 //
00050 // PCL_INSTANTIATE: call to instantiate template TEMPLATE for all
00051 // POINT_TYPES
00052 //
00053 #define PCL_INSTANTIATE_IMPL(r, TEMPLATE, POINT_TYPE) \
00054   BOOST_PP_CAT(PCL_INSTANTIATE_, TEMPLATE)(POINT_TYPE)
00055 
00056 #define PCL_INSTANTIATE(TEMPLATE, POINT_TYPES)        \
00057   BOOST_PP_SEQ_FOR_EACH(PCL_INSTANTIATE_IMPL, TEMPLATE, POINT_TYPES)
00058 
00059 
00060 //
00061 // PCL_INSTANTIATE_PRODUCT(templatename, (seq1)(seq2)...(seqN))
00062 //
00063 // instantiate templates
00064 //
00065 // A call to PCL_INSTANTIATE_PRODUCT(T, ((a)(b)) ((d)(e)) ) results in calls
00066 //
00067 //   PCL_INSTANTIATE_T(a, d) 
00068 //   PCL_INSTANTIATE_T(a, e) 
00069 //   PCL_INSTANTIATE_T(b, d) 
00070 //   PCL_INSTANTIATE_T(b, e) 
00071 //
00072 // That is, PCL_INSTANTIATE_T is called for the cartesian product of the sequences seq1 ... seqN
00073 //
00074 // BE CAREFUL WITH YOUR PARENTHESIS!  The argument PRODUCT is a
00075 // sequence of sequences.  e.g. if it were three sequences of,
00076 // 1. letters, 2. numbers, and 3. our favorite transylvanians, it
00077 // would be
00078 //
00079 //    ((x)(y)(z))((1)(2)(3))((dracula)(radu))
00080 //
00081 #ifdef _MSC_VER
00082 #define PCL_INSTANTIATE_PRODUCT_IMPL(r, product) \
00083   BOOST_PP_CAT(PCL_INSTANTIATE_, BOOST_PP_SEQ_HEAD(product)) \
00084           BOOST_PP_EXPAND(BOOST_PP_SEQ_TO_TUPLE(BOOST_PP_SEQ_TAIL(product))) 
00085 #else
00086 #define PCL_INSTANTIATE_PRODUCT_IMPL(r, product) \
00087   BOOST_PP_EXPAND(BOOST_PP_CAT(PCL_INSTANTIATE_, BOOST_PP_SEQ_HEAD(product)) \
00088                   BOOST_PP_SEQ_TO_TUPLE(BOOST_PP_SEQ_TAIL(product)))
00089 #endif
00090 
00091 
00092 #define PCL_INSTANTIATE_PRODUCT(TEMPLATE, PRODUCT) \
00093   BOOST_PP_SEQ_FOR_EACH_PRODUCT(PCL_INSTANTIATE_PRODUCT_IMPL, ((TEMPLATE))PRODUCT)
00094 
00095 
00096 #endif


pcl
Author(s): Open Perception
autogenerated on Mon Oct 6 2014 03:15:26