diff options
Diffstat (limited to 'gr-digital/include')
| -rw-r--r-- | gr-digital/include/CMakeLists.txt | 55 | ||||
| -rw-r--r-- | gr-digital/include/digital_chunks_to_symbols_XX.h.t | 75 |
2 files changed, 130 insertions, 0 deletions
diff --git a/gr-digital/include/CMakeLists.txt b/gr-digital/include/CMakeLists.txt index 9dab2471d..f863b2875 100644 --- a/gr-digital/include/CMakeLists.txt +++ b/gr-digital/include/CMakeLists.txt @@ -17,10 +17,65 @@ # the Free Software Foundation, Inc., 51 Franklin Street, # Boston, MA 02110-1301, USA. + +######################################################################## +# generate helper scripts to expand templated files +######################################################################## +include(GrPython) + +file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/generate_helper.py " +#!${PYTHON_EXECUTABLE} + +import sys, os, re +sys.path.append('${GR_CORE_PYTHONPATH}') +os.environ['srcdir'] = '${CMAKE_CURRENT_SOURCE_DIR}' +os.chdir('${CMAKE_CURRENT_BINARY_DIR}') + +if __name__ == '__main__': + import build_utils + root, inp = sys.argv[1:3] + for sig in sys.argv[3:]: + name = re.sub ('X+', sig, root) + d = build_utils.standard_dict(name, sig, 'digital') + build_utils.expand_template(d, inp) + +") + +macro(expand_h root) + #make a list of all the generated files + unset(expanded_files_h) + foreach(sig ${ARGN}) + string(REGEX REPLACE "X+" ${sig} name ${root}) + list(APPEND expanded_files_h ${CMAKE_CURRENT_BINARY_DIR}/${name}.h) + endforeach(sig) + + #create a command to generate the files + add_custom_command( + OUTPUT ${expanded_files_h} + DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${root}.h.t + COMMAND ${PYTHON_EXECUTABLE} ${PYTHON_DASH_B} + ${CMAKE_CURRENT_BINARY_DIR}/generate_helper.py + ${root} ${root}.h.t ${ARGN} + ) + + #install rules for the generated h files + list(APPEND generated_includes ${expanded_files_h}) +endmacro(expand_h) + +######################################################################## +# Invoke macro to generate various sources +######################################################################## +expand_h(digital_chunks_to_symbols_XX bf bc sf sc if ic) + +add_custom_target(digital_generated_includes DEPENDS + ${generated_includes} +) + ######################################################################## # Install header files ######################################################################## install(FILES + ${generated_includes} digital_api.h digital_impl_glfsr.h digital_impl_mpsk_snr_est.h diff --git a/gr-digital/include/digital_chunks_to_symbols_XX.h.t b/gr-digital/include/digital_chunks_to_symbols_XX.h.t new file mode 100644 index 000000000..92b7c94d5 --- /dev/null +++ b/gr-digital/include/digital_chunks_to_symbols_XX.h.t @@ -0,0 +1,75 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004,2012 Free Software Foundation, Inc. + * + * This file is part of GNU Radio + * + * GNU Radio 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 3, or (at your option) + * any later version. + * + * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, + * Boston, MA 02110-1301, USA. + */ + +// @WARNING@ + +#ifndef @GUARD_NAME@ +#define @GUARD_NAME@ + +#include <digital_api.h> +#include <gr_sync_interpolator.h> + +class @NAME@; +typedef boost::shared_ptr<@NAME@> @SPTR_NAME@; + +DIGITAL_API @SPTR_NAME@ +digital_make_@BASE_NAME@ (const std::vector<@O_TYPE@> &symbol_table, const int D = 1); + +/*! + * \brief Map a stream of symbol indexes (unpacked bytes or shorts) to stream of float or complex constellation points in D dimensions (D = 1 by default) + * \ingroup converter_blk + * + * input: stream of @I_TYPE@; output: stream of @O_TYPE@ + * + * out[n D + k] = symbol_table[in[n] D + k], k=0,1,...,D-1 + * + * The combination of gr_packed_to_unpacked_XX followed by + * gr_chunks_to_symbols_XY handles the general case of mapping + * from a stream of bytes or shorts into arbitrary float + * or complex symbols. + * + * \sa gr_packed_to_unpacked_bb, gr_unpacked_to_packed_bb, + * \sa gr_packed_to_unpacked_ss, gr_unpacked_to_packed_ss, + * \sa digital_chunks_to_symbols_bf, digital_chunks_to_symbols_bc. + * \sa digital_chunks_to_symbols_sf, digital_chunks_to_symbols_sc. + */ + +class DIGITAL_API @NAME@ : public gr_sync_interpolator +{ + friend DIGITAL_API @SPTR_NAME@ digital_make_@BASE_NAME@ + (const std::vector<@O_TYPE@> &symbol_table, const int D); + + int d_D; + std::vector<@O_TYPE@> d_symbol_table; + @NAME@ (const std::vector<@O_TYPE@> &symbol_table, const int D = 1); + + public: + int D () const { return d_D; } + std::vector<@O_TYPE@> symbol_table () const { return d_symbol_table; } + int work (int noutput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); + + bool check_topology(int ninputs, int noutputs) { return ninputs == noutputs; } +}; + +#endif |