GNU Radio 3.6.5 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2012,2013 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 3, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street, 00020 * Boston, MA 02110-1301, USA. 00021 */ 00022 00023 #ifndef INCLUDED_GR_VECTOR_MAP_H 00024 #define INCLUDED_GR_VECTOR_MAP_H 00025 00026 #include <blocks/api.h> 00027 #include <vector> 00028 #include <gr_sync_block.h> 00029 00030 namespace gr { 00031 namespace blocks { 00032 00033 /*! 00034 * \brief Maps elements from a set of input vectors to a set of output vectors. 00035 * \ingroup slicedice_blk 00036 * 00037 * \details 00038 * If in[i] is the input vector in the i'th stream then the output 00039 * vector in the j'th stream is: 00040 * 00041 * out[j][k] = in[mapping[j][k][0]][mapping[j][k][1]] 00042 * 00043 * That is mapping is of the form (out_stream1_mapping, 00044 * out_stream2_mapping, ...) and out_stream1_mapping is of the 00045 * form (element1_mapping, element2_mapping, ...) and 00046 * element1_mapping is of the form (in_stream, in_element). 00047 */ 00048 class BLOCKS_API vector_map : virtual public gr_sync_block 00049 { 00050 public: 00051 // gr::blocks::vector_map::sptr 00052 typedef boost::shared_ptr<vector_map> sptr; 00053 00054 /*! 00055 * Build a vector map block. 00056 * 00057 * \param item_size (integer) size of vector elements 00058 * \param in_vlens (vector of integers) number of elements in each 00059 * input vector 00060 * \param mapping (vector of vectors of vectors of integers) how to 00061 * map elements from input to output vectors 00062 */ 00063 static sptr make(size_t item_size, std::vector<size_t> in_vlens, 00064 std::vector< std::vector< std::vector<size_t> > > mapping); 00065 00066 virtual void set_mapping(std::vector< std::vector< std::vector<size_t> > > mapping) = 0; 00067 }; 00068 00069 } /* namespace blocks */ 00070 } /* namespace gr */ 00071 00072 #endif /* INCLUDED_GR_VECTOR_MAP_H */