diff options
Diffstat (limited to 'gr-trellis/src/lib')
| -rw-r--r-- | gr-trellis/src/lib/Makefile.am | 23 | ||||
| -rw-r--r-- | gr-trellis/src/lib/Makefile.gen | 18 | ||||
| -rw-r--r-- | gr-trellis/src/lib/core_algorithms.cc | 246 | ||||
| -rw-r--r-- | gr-trellis/src/lib/core_algorithms.h | 36 | ||||
| -rw-r--r-- | gr-trellis/src/lib/fsm.cc | 4 | ||||
| -rw-r--r-- | gr-trellis/src/lib/fsm.h | 8 | ||||
| -rw-r--r-- | gr-trellis/src/lib/generate_trellis.py | 6 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_constellation_metrics_cf.cc | 4 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_pccc_decoder_X.h.t | 2 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.cc.t | 147 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.h.t | 124 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.i.t | 73 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_permutation.cc | 18 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_permutation.h | 8 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_permutation.i | 8 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_sccc_decoder_X.h.t | 2 | ||||
| -rw-r--r-- | gr-trellis/src/lib/trellis_sccc_decoder_combined_XX.h.t | 2 |
17 files changed, 652 insertions, 77 deletions
diff --git a/gr-trellis/src/lib/Makefile.am b/gr-trellis/src/lib/Makefile.am index f358cd523..e0b254756 100644 --- a/gr-trellis/src/lib/Makefile.am +++ b/gr-trellis/src/lib/Makefile.am @@ -42,12 +42,12 @@ core_generator = \ trellis_encoder_XX.cc.t \ trellis_encoder_XX.h.t \ trellis_encoder_XX.i.t \ - trellis_sccc_encoder_XX.cc.t \ - trellis_sccc_encoder_XX.h.t \ - trellis_sccc_encoder_XX.i.t \ - trellis_pccc_encoder_XX.cc.t \ - trellis_pccc_encoder_XX.h.t \ - trellis_pccc_encoder_XX.i.t \ + trellis_sccc_encoder_XX.cc.t \ + trellis_sccc_encoder_XX.h.t \ + trellis_sccc_encoder_XX.i.t \ + trellis_pccc_encoder_XX.cc.t \ + trellis_pccc_encoder_XX.h.t \ + trellis_pccc_encoder_XX.i.t \ trellis_metrics_X.cc.t \ trellis_metrics_X.h.t \ trellis_metrics_X.i.t \ @@ -55,14 +55,17 @@ core_generator = \ trellis_viterbi_combined_XX.h.t \ trellis_viterbi_combined_XX.i.t \ trellis_sccc_decoder_combined_XX.cc.t \ - trellis_sccc_decoder_combined_XX.h.t \ - trellis_sccc_decoder_combined_XX.i.t \ - trellis_sccc_decoder_X.cc.t \ + trellis_sccc_decoder_combined_XX.h.t \ + trellis_sccc_decoder_combined_XX.i.t \ + trellis_sccc_decoder_X.cc.t \ trellis_sccc_decoder_X.h.t \ trellis_sccc_decoder_X.i.t \ - trellis_pccc_decoder_X.cc.t \ + trellis_pccc_decoder_X.cc.t \ trellis_pccc_decoder_X.h.t \ trellis_pccc_decoder_X.i.t \ + trellis_pccc_decoder_combined_XX.cc.t \ + trellis_pccc_decoder_combined_XX.h.t \ + trellis_pccc_decoder_combined_XX.i.t \ trellis_viterbi_X.cc.t \ trellis_viterbi_X.h.t \ trellis_viterbi_X.i.t diff --git a/gr-trellis/src/lib/Makefile.gen b/gr-trellis/src/lib/Makefile.gen index 534a7466e..b9b9afb1f 100644 --- a/gr-trellis/src/lib/Makefile.gen +++ b/gr-trellis/src/lib/Makefile.gen @@ -13,6 +13,12 @@ GENERATED_H = \ trellis_metrics_i.h \ trellis_metrics_s.h \ trellis_pccc_decoder_b.h \ + trellis_pccc_decoder_combined_cb.h \ + trellis_pccc_decoder_combined_ci.h \ + trellis_pccc_decoder_combined_cs.h \ + trellis_pccc_decoder_combined_fb.h \ + trellis_pccc_decoder_combined_fi.h \ + trellis_pccc_decoder_combined_fs.h \ trellis_pccc_decoder_i.h \ trellis_pccc_decoder_s.h \ trellis_pccc_encoder_bb.h \ @@ -64,6 +70,12 @@ GENERATED_I = \ trellis_metrics_i.i \ trellis_metrics_s.i \ trellis_pccc_decoder_b.i \ + trellis_pccc_decoder_combined_cb.i \ + trellis_pccc_decoder_combined_ci.i \ + trellis_pccc_decoder_combined_cs.i \ + trellis_pccc_decoder_combined_fb.i \ + trellis_pccc_decoder_combined_fi.i \ + trellis_pccc_decoder_combined_fs.i \ trellis_pccc_decoder_i.i \ trellis_pccc_decoder_s.i \ trellis_pccc_encoder_bb.i \ @@ -115,6 +127,12 @@ GENERATED_CC = \ trellis_metrics_i.cc \ trellis_metrics_s.cc \ trellis_pccc_decoder_b.cc \ + trellis_pccc_decoder_combined_cb.cc \ + trellis_pccc_decoder_combined_ci.cc \ + trellis_pccc_decoder_combined_cs.cc \ + trellis_pccc_decoder_combined_fb.cc \ + trellis_pccc_decoder_combined_fi.cc \ + trellis_pccc_decoder_combined_fs.cc \ trellis_pccc_decoder_i.cc \ trellis_pccc_decoder_s.cc \ trellis_pccc_encoder_bb.cc \ diff --git a/gr-trellis/src/lib/core_algorithms.cc b/gr-trellis/src/lib/core_algorithms.cc index 91ac8fbdf..54193c818 100644 --- a/gr-trellis/src/lib/core_algorithms.cc +++ b/gr-trellis/src/lib/core_algorithms.cc @@ -784,7 +784,7 @@ template<class Ti, class To> void sccc_decoder_combined( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<Ti> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -810,7 +810,7 @@ for(int k=0;k<blocklength;k++) { iprioro[k*FSMi.O()] *= scaling; } -for(int rep=0;rep<repetitions;rep++) { +for(int rep=0;rep<iterations;rep++) { // run inner SISO siso_algorithm(FSMi.I(),FSMi.S(),FSMi.O(), FSMi.NS(), FSMi.OS(), FSMi.PS(), FSMi.PI(), @@ -832,7 +832,7 @@ for(int rep=0;rep<repetitions;rep++) { // run outer SISO - if(rep<repetitions-1) { // do not produce posti + if(rep<iterations-1) { // do not produce posti siso_algorithm(FSMo.I(),FSMo.S(),FSMo.O(), FSMo.NS(), FSMo.OS(), FSMo.PS(), FSMo.PI(), blocklength, @@ -897,7 +897,7 @@ template void sccc_decoder_combined<float,unsigned char>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<float> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -909,7 +909,7 @@ template void sccc_decoder_combined<float,short>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<float> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -921,7 +921,7 @@ template void sccc_decoder_combined<float,int>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<float> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -933,7 +933,7 @@ template void sccc_decoder_combined<gr_complex,unsigned char>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<gr_complex> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -945,7 +945,7 @@ template void sccc_decoder_combined<gr_complex,short>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<gr_complex> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -957,7 +957,7 @@ template void sccc_decoder_combined<gr_complex,int>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<gr_complex> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -973,7 +973,7 @@ template<class T> void sccc_decoder( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *iprioro, T *data ) @@ -988,7 +988,7 @@ void sccc_decoder( std::vector<float> oposti(blocklength*FSMo.I()); std::vector<float> oposto(blocklength*FSMo.O()); - for(int rep=0;rep<repetitions;rep++) { + for(int rep=0;rep<iterations;rep++) { // run inner SISO siso_algorithm(FSMi.I(),FSMi.S(),FSMi.O(), FSMi.NS(), FSMi.OS(), FSMi.PS(), FSMi.PI(), @@ -1010,7 +1010,7 @@ void sccc_decoder( // run outer SISO - if(rep<repetitions-1) { // do not produce posti + if(rep<iterations-1) { // do not produce posti siso_algorithm(FSMo.I(),FSMo.S(),FSMo.O(), FSMo.NS(), FSMo.OS(), FSMo.PS(), FSMo.PI(), blocklength, @@ -1050,7 +1050,7 @@ void sccc_decoder( */ } - } // end repetitions + } // end iterations // generate hard decisions for(int k=0;k<blocklength;k++) { @@ -1075,7 +1075,7 @@ template void sccc_decoder<unsigned char>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *iprioro, unsigned char *data ); @@ -1084,7 +1084,7 @@ template void sccc_decoder<short>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *iprioro, short *data ); @@ -1093,7 +1093,7 @@ template void sccc_decoder<int>( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *iprioro, int *data ); @@ -1105,7 +1105,7 @@ template<class T> void pccc_decoder( const fsm &FSM1, int ST10, int ST1K, const fsm &FSM2, int ST20, int ST2K, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *cprioro, T *data ) @@ -1140,7 +1140,7 @@ void pccc_decoder( } } - for(int rep=0;rep<repetitions;rep++) { + for(int rep=0;rep<iterations;rep++) { // run SISO 1 siso_algorithm(FSM1.I(),FSM1.S(),FSM1.O(), FSM1.NS(), FSM1.OS(), FSM1.PS(), FSM1.PI(), @@ -1185,7 +1185,7 @@ void pccc_decoder( memcpy(&(priori1[ki*FSM1.I()]),&(posti2[k*FSM2.I()]),FSM1.I()*sizeof(float)); } - } // end repetitions + } // end iterations // generate hard decisions for(int k=0;k<blocklength;k++) { @@ -1204,8 +1204,6 @@ void pccc_decoder( } //std::cout << std::endl; - - } //---------------- @@ -1214,7 +1212,7 @@ template void pccc_decoder<unsigned char>( const fsm &FSM1, int ST10, int ST1K, const fsm &FSM2, int ST20, int ST2K, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *cprioro, unsigned char *data ); @@ -1223,7 +1221,7 @@ template void pccc_decoder<short>( const fsm &FSM1, int ST10, int ST1K, const fsm &FSM2, int ST20, int ST2K, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *cprioro, short *data ); @@ -1232,8 +1230,208 @@ template void pccc_decoder<int>( const fsm &FSM1, int ST10, int ST1K, const fsm &FSM2, int ST20, int ST2K, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), const float *cprioro, int *data ); + + +//---------------- + + +template<class Ti, class To> +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<Ti> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const Ti *observations, To *data +) +{ + + //allocate space for cprioro + std::vector<float> cprioro(blocklength*FSM1.O()*FSM2.O(),0.0); + + //allocate space for priori, prioro and posti of FSM1 + std::vector<float> priori1(blocklength*FSM1.I(),0.0); + std::vector<float> prioro1(blocklength*FSM1.O()); + std::vector<float> posti1(blocklength*FSM1.I()); + + //allocate space for priori, prioro and posti of FSM2 + std::vector<float> priori2(blocklength*FSM2.I(),0.0); + std::vector<float> prioro2(blocklength*FSM2.O()); + std::vector<float> posti2(blocklength*FSM2.I()); + + // turn observations to neg-log-priors for cprioiro + int O=FSM1.O()*FSM2.O(); + for(int k=0;k<blocklength;k++) { + calc_metric(O, D, TABLE, &(observations[k*D]), &(cprioro[k*O]),METRIC_TYPE); + cprioro[k*O] *= scaling; + } + + //generate prioro1,2 (metrics are not updated per iteration: this is not the best you can do...) + for (int k=0;k<blocklength;k++) { + //std::cout << k << std::endl; + for(int i=0;i<FSM1.O();i++) { + float x=cprioro[k*FSM1.O()*FSM2.O()+i*FSM1.O()+0]; + for(int j=1;j<FSM2.O();j++) + x = (*p2mymin)(x,cprioro[k*FSM1.O()*FSM2.O()+i*FSM1.O()+j]); + prioro1[k*FSM1.O()+i]=x; + //std::cout << prioro1[k*FSM1.O()+i] << ", "; + } + //std::cout << std::endl; + for(int i=0;i<FSM2.O();i++) { + float x=cprioro[k*FSM1.O()*FSM2.O()+0*FSM1.O()+i]; + for(int j=1;j<FSM1.O();j++) + x = (*p2mymin)(x,cprioro[k*FSM1.O()*FSM2.O()+j*FSM1.O()+i]); + prioro2[k*FSM2.O()+i]=x; + } + } + + for(int rep=0;rep<iterations;rep++) { + // run SISO 1 + siso_algorithm(FSM1.I(),FSM1.S(),FSM1.O(), + FSM1.NS(), FSM1.OS(), FSM1.PS(), FSM1.PI(), + blocklength, + ST10,ST1K, + true, false, + p2mymin, + &(priori1[0]), &(prioro1[0]), &(posti1[0]) + ); + + //for(int k=0;k<blocklength;k++){ + //for(int i=0;i<FSM1.I();i++) + //std::cout << posti1[k*FSM1.I()+i] << ", "; + //std::cout << std::endl; + //} + + //interleave soft info 1 -> 2 + for(int k=0;k<blocklength;k++) { + int ki = INTERLEAVER.INTER()[k]; + //for(int i=0;i<FSMi.I();i++) { + //oprioro[k*FSMi.I()+i]=iposti[ki*FSMi.I()+i]; + //} + memcpy(&(priori2[k*FSM2.I()]),&(posti1[ki*FSM1.I()]),FSM1.I()*sizeof(float)); + } + + // run SISO 2 + siso_algorithm(FSM2.I(),FSM2.S(),FSM2.O(), + FSM2.NS(), FSM2.OS(), FSM2.PS(), FSM2.PI(), + blocklength, + ST20,ST2K, + true, false, + p2mymin, + &(priori2[0]), &(prioro2[0]), &(posti2[0]) + ); + + //interleave soft info 2 --> 1 + for(int k=0;k<blocklength;k++) { + int ki = INTERLEAVER.INTER()[k]; + //for(int i=0;i<FSMi.I();i++) { + //ipriori[ki*FSMi.I()+i]=oposto[k*FSMi.I()+i]; + //} + memcpy(&(priori1[ki*FSM1.I()]),&(posti2[k*FSM2.I()]),FSM1.I()*sizeof(float)); + } + + } // end iterations + + // generate hard decisions + for(int k=0;k<blocklength;k++) { + for(int i=0;i<FSM1.I();i++) + posti1[k*FSM1.I()+i] = (*p2mymin)(priori1[k*FSM1.I()+i],posti1[k*FSM1.I()+i]); + float min=INF; + int mini=0; + for(int i=0;i<FSM1.I();i++) { + if(posti1[k*FSM1.I()+i]<min) { + min=posti1[k*FSM1.I()+i]; + mini=i; + } + } + data[k]=(To)mini; + //std::cout << data[k] << ", "<< std::endl; + } + //std::cout << std::endl; + +} + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<float> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const float *observations, unsigned char *data +); + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<float> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const float *observations, short *data +); + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<float> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const float *observations, int *data +); + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<gr_complex> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const gr_complex *observations, unsigned char *data +); + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<gr_complex> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const gr_complex *observations, short *data +); + + +template +void pccc_decoder_combined( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + int D, const std::vector<gr_complex> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const gr_complex *observations, int *data +); diff --git a/gr-trellis/src/lib/core_algorithms.h b/gr-trellis/src/lib/core_algorithms.h index fd45844c0..cab7086ba 100644 --- a/gr-trellis/src/lib/core_algorithms.h +++ b/gr-trellis/src/lib/core_algorithms.h @@ -91,11 +91,21 @@ void siso_algorithm_combined(int I, int S, int O, ); +template<class T> +void sccc_decoder( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, int blocklength, int iterations, + float (*p2mymin)(float,float), + const float *iprioro, T *data +); + + template<class Ti, class To> void sccc_decoder_combined( const fsm &FSMo, int STo0, int SToK, const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), int D, const std::vector<Ti> &TABLE, trellis_metric_type_t METRIC_TYPE, @@ -103,26 +113,28 @@ void sccc_decoder_combined( const Ti *observations, To *data ); - template<class T> -void sccc_decoder( - const fsm &FSMo, int STo0, int SToK, - const fsm &FSMi, int STi0, int STiK, - const interleaver &INTERLEAVER, int blocklength, int repetitions, +void pccc_decoder( + const fsm &FSM1, int ST10, int ST1K, + const fsm &FSM2, int ST20, int ST2K, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), - const float *iprioro, T *data + const float *cprioro, T *data ); - -template<class T> -void pccc_decoder( +template<class Ti, class To> +void pccc_decoder_combined( const fsm &FSM1, int ST10, int ST1K, const fsm &FSM2, int ST20, int ST2K, - const interleaver &INTERLEAVER, int blocklength, int repetitions, + const interleaver &INTERLEAVER, int blocklength, int iterations, float (*p2mymin)(float,float), - const float *cprioro, T *data + int D, const std::vector<Ti> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling, + const Ti *observations, To *data ); + #endif diff --git a/gr-trellis/src/lib/fsm.cc b/gr-trellis/src/lib/fsm.cc index 889a3918b..71e54b05a 100644 --- a/gr-trellis/src/lib/fsm.cc +++ b/gr-trellis/src/lib/fsm.cc @@ -132,7 +132,7 @@ fsm::fsm(int k, int n, const std::vector<int> &G) for(int j=0;j<n;j++) { int mem = -1; if(G[i*n+j]!=0) - mem=(int)(log(G[i*n+j])/log(2.0)); + mem=(int)(log(double(G[i*n+j]))/log(2.0)); if(mem>max_mem_x[i]) max_mem_x[i]=mem; if(mem>max_mem) @@ -417,7 +417,7 @@ void fsm::generate_TM() done = find_es(s); attempts ++; } - if (done == false and d_S > 1) { + if (done == false && d_S > 1) { //throw std::runtime_error ("fsm::generate_TM(): FSM appears to be disconnected\n"); printf("fsm::generate_TM(): FSM appears to be disconnected\n"); printf("state %d cannot be reached from all other states\n",s); diff --git a/gr-trellis/src/lib/fsm.h b/gr-trellis/src/lib/fsm.h index 8bae91754..134bbf26e 100644 --- a/gr-trellis/src/lib/fsm.h +++ b/gr-trellis/src/lib/fsm.h @@ -106,7 +106,7 @@ public: * \brief Creates an FSMS describing ISI. * * \param mod_size modulation size - * \param ch_lenth channel length + * \param ch_length channel length * */ fsm(int mod_size, int ch_length); @@ -125,14 +125,14 @@ public: /*! * \brief Creates an FSMS describing the joint trellis of two FSMs. * - * \param fsm1 first FSMS - * \param fsm2 second FSMS + * \param FSM1 first FSMS + * \param FSM2 second FSMS */ fsm(const fsm &FSM1, const fsm &FSM2); /*! * \brief Creates an FSMS representing n stages through the originial FSM (AKA radix-n FSM). * - * \param original FSMS + * \param FSM Original FSMs * \param n Number of stages. */ fsm(const fsm &FSM, int n); diff --git a/gr-trellis/src/lib/generate_trellis.py b/gr-trellis/src/lib/generate_trellis.py index 9f845f74a..31bc44aac 100644 --- a/gr-trellis/src/lib/generate_trellis.py +++ b/gr-trellis/src/lib/generate_trellis.py @@ -33,9 +33,10 @@ other_roots = [ 'trellis_metrics_X', 'trellis_viterbi_X', 'trellis_viterbi_combined_XX', - 'trellis_sccc_decoder_combined_XX', 'trellis_sccc_decoder_X', + 'trellis_sccc_decoder_combined_XX', 'trellis_pccc_decoder_X', + 'trellis_pccc_decoder_combined_XX', ] other_signatures = ( @@ -45,9 +46,10 @@ other_signatures = ( ['s','i','f','c'], ['b','s','i'], ['sb','ss','si','ib','is','ii','fb','fs','fi','cb','cs','ci'], - ['fb','fs','fi','cb','cs','ci'], ['b','s','i'], + ['fb','fs','fi','cb','cs','ci'], ['b','s','i'], + ['fb','fs','fi','cb','cs','ci'], ) diff --git a/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc b/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc index 1d03886f1..91520e4ce 100644 --- a/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc +++ b/gr-trellis/src/lib/trellis_constellation_metrics_cf.cc @@ -20,9 +20,7 @@ * Boston, MA 02110-1301, USA. */ -// WARNING: this file is machine generated. Edits will be over written - -#ifndef HAVE_CONFIG_H +#ifdef HAVE_CONFIG_H #include "config.h" #endif diff --git a/gr-trellis/src/lib/trellis_pccc_decoder_X.h.t b/gr-trellis/src/lib/trellis_pccc_decoder_X.h.t index ff4b7a1f8..2a5b43df6 100644 --- a/gr-trellis/src/lib/trellis_pccc_decoder_X.h.t +++ b/gr-trellis/src/lib/trellis_pccc_decoder_X.h.t @@ -50,9 +50,9 @@ typedef boost::shared_ptr<@NAME@> @SPTR_NAME@; class @NAME@ : public gr_block { fsm d_FSM1; - fsm d_FSM2; int d_ST10; int d_ST1K; + fsm d_FSM2; int d_ST20; int d_ST2K; interleaver d_INTERLEAVER; diff --git a/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.cc.t b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.cc.t new file mode 100644 index 000000000..48f68f1fe --- /dev/null +++ b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.cc.t @@ -0,0 +1,147 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004,2010 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@ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <@NAME@.h> +#include <gr_io_signature.h> +#include <assert.h> +#include <iostream> +#include "core_algorithms.h" + + +static const float INF = 1.0e9; + +@SPTR_NAME@ +trellis_make_@BASE_NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling +) +{ + return gnuradio::get_initial_sptr (new @NAME@ ( + FSMo, STo0, SToK, + FSMi, STi0, STiK, + INTERLEAVER, + blocklength, + repetitions, + SISO_TYPE, + D, + TABLE,METRIC_TYPE, + scaling + )); +} + +@NAME@::@NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling +) + : gr_block ("@BASE_NAME@", + gr_make_io_signature (1, 1, sizeof (@I_TYPE@)), + gr_make_io_signature (1, 1, sizeof (@O_TYPE@))), + d_FSMo (FSMo), d_STo0 (STo0), d_SToK (SToK), + d_FSMi (FSMi), d_STi0 (STi0), d_STiK (STiK), + d_INTERLEAVER (INTERLEAVER), + d_blocklength (blocklength), + d_repetitions (repetitions), + d_SISO_TYPE (SISO_TYPE), + d_D (D), + d_TABLE (TABLE), + d_METRIC_TYPE (METRIC_TYPE), + d_scaling (scaling) +{ + assert(d_FSMo.I() == d_FSMi.I()); + set_relative_rate (1.0 / ((double) d_D)); + set_output_multiple (d_blocklength); +} + +void @NAME@::set_scaling(float scaling) +{ + d_scaling = scaling; +} + + +void +@NAME@::forecast (int noutput_items, gr_vector_int &ninput_items_required) +{ + assert (noutput_items % d_blocklength == 0); + int input_required = d_D * noutput_items ; + ninput_items_required[0] = input_required; +} + + + +//=========================================================== + +int +@NAME@::general_work (int noutput_items, + gr_vector_int &ninput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items) +{ + assert (noutput_items % d_blocklength == 0); + int nblocks = noutput_items / d_blocklength; + + float (*p2min)(float, float) = NULL; + if(d_SISO_TYPE == TRELLIS_MIN_SUM) + p2min = &min; + else if(d_SISO_TYPE == TRELLIS_SUM_PRODUCT) + p2min = &min_star; + + + const @I_TYPE@ *in = (const @I_TYPE@ *) input_items[0]; + @O_TYPE@ *out = (@O_TYPE@ *) output_items[0]; + for (int n=0;n<nblocks;n++) { + pccc_decoder_combined( + d_FSMo, d_STo0, d_SToK, + d_FSMi, d_STi0, d_STiK, + d_INTERLEAVER, d_blocklength, d_repetitions, + p2min, + d_D,d_TABLE, + d_METRIC_TYPE, + d_scaling, + &(in[n*d_blocklength*d_D]),&(out[n*d_blocklength]) + ); + } + + consume_each (d_D * noutput_items ); + return noutput_items; +} diff --git a/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.h.t b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.h.t new file mode 100644 index 000000000..dd9979af9 --- /dev/null +++ b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.h.t @@ -0,0 +1,124 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004 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 "fsm.h" +#include "interleaver.h" +#include <gr_block.h> +#include <vector> +#include "calc_metric.h" +#include "siso_type.h" + +class @NAME@; +typedef boost::shared_ptr<@NAME@> @SPTR_NAME@; + +@SPTR_NAME@ trellis_make_@BASE_NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, // perform "min-sum" or "sum-product" combining + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling +); + + +/*! + * \ingroup coding_blk + */ +class @NAME@ : public gr_block +{ + fsm d_FSMo; + fsm d_FSMi; + int d_STo0; + int d_SToK; + int d_STi0; + int d_STiK; + interleaver d_INTERLEAVER; + int d_blocklength; + int d_repetitions; + trellis_siso_type_t d_SISO_TYPE; + int d_D; + std::vector<@I_TYPE@> d_TABLE; + trellis_metric_type_t d_METRIC_TYPE; + float d_scaling; + std::vector<float> d_buffer; + + friend @SPTR_NAME@ trellis_make_@BASE_NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling + ); + + @NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling + ); + +public: + fsm FSM1 () const { return d_FSMo; } + fsm FSM2 () const { return d_FSMi; } + int ST10 () const { return d_STo0; } + int ST1K () const { return d_SToK; } + int ST20 () const { return d_STi0; } + int ST2K () const { return d_STiK; } + interleaver INTERLEAVER () const { return d_INTERLEAVER; } + int blocklength () const { return d_blocklength; } + int repetitions () const { return d_repetitions; } + int D () const { return d_D; } + std::vector<@I_TYPE@> TABLE () const { return d_TABLE; } + trellis_metric_type_t METRIC_TYPE () const { return d_METRIC_TYPE; } + trellis_siso_type_t SISO_TYPE () const { return d_SISO_TYPE; } + float scaling () const { return d_scaling; } + void set_scaling (float scaling); + + void forecast (int noutput_items, + gr_vector_int &ninput_items_required); + int general_work (int noutput_items, + gr_vector_int &ninput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); +}; + +#endif diff --git a/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.i.t b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.i.t new file mode 100644 index 000000000..d841f67b4 --- /dev/null +++ b/gr-trellis/src/lib/trellis_pccc_decoder_combined_XX.i.t @@ -0,0 +1,73 @@ +/* -*- c++ -*- */ +/* + * Copyright 2004 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@ + +GR_SWIG_BLOCK_MAGIC(trellis,@BASE_NAME@); + +@SPTR_NAME@ trellis_make_@BASE_NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling +); + + +class @NAME@ : public gr_block +{ +private: + @NAME@ ( + const fsm &FSMo, int STo0, int SToK, + const fsm &FSMi, int STi0, int STiK, + const interleaver &INTERLEAVER, + int blocklength, + int repetitions, + trellis_siso_type_t SISO_TYPE, + int D, + const std::vector<@I_TYPE@> &TABLE, + trellis_metric_type_t METRIC_TYPE, + float scaling + ); + +public: + fsm FSM1 () const { return d_FSMo; } + fsm FSM2 () const { return d_FSMi; } + int ST10 () const { return d_STo0; } + int ST1K () const { return d_SToK; } + int ST20 () const { return d_STi0; } + int ST2K () const { return d_STiK; } + interleaver INTERLEAVER () const { return d_INTERLEAVER; } + int blocklength () const { return d_blocklength; } + int repetitions () const { return d_repetitions; } + int D () const { return d_D; } + std::vector<@I_TYPE@> TABLE () const { return d_TABLE; } + trellis_metric_type_t METRIC_TYPE () const { return d_METRIC_TYPE; } + trellis_siso_type_t SISO_TYPE () const { return d_SISO_TYPE; } + float scaling() const { return d_scaling; } + void set_scaling (float scaling); +}; diff --git a/gr-trellis/src/lib/trellis_permutation.cc b/gr-trellis/src/lib/trellis_permutation.cc index a32390742..416fc58ec 100644 --- a/gr-trellis/src/lib/trellis_permutation.cc +++ b/gr-trellis/src/lib/trellis_permutation.cc @@ -30,19 +30,19 @@ #include <string.h> trellis_permutation_sptr -trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT) +trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL) { - return gnuradio::get_initial_sptr(new trellis_permutation (K,TABLE,SYMS_PER_BLOCK,NBYTES_INOUT)); + return gnuradio::get_initial_sptr(new trellis_permutation (K,TABLE,SYMS_PER_BLOCK,BYTES_PER_SYMBOL)); } -trellis_permutation::trellis_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT) +trellis_permutation::trellis_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL) : gr_sync_block ("permutation", - gr_make_io_signature (1, -1, NBYTES_INOUT), - gr_make_io_signature (1, -1, NBYTES_INOUT)), + gr_make_io_signature (1, -1, BYTES_PER_SYMBOL), + gr_make_io_signature (1, -1, BYTES_PER_SYMBOL)), d_K (K), d_TABLE (TABLE), d_SYMS_PER_BLOCK (SYMS_PER_BLOCK), - d_NBYTES_INOUT (NBYTES_INOUT) + d_BYTES_PER_SYMBOL (BYTES_PER_SYMBOL) { set_output_multiple (d_K*SYMS_PER_BLOCK); //std::cout << d_K << "\n"; @@ -72,9 +72,9 @@ trellis_permutation::work (int noutput_items, int j0 = i%d_K; // new position of block within packet (in blocks) int k0 = d_TABLE[j0]; - memcpy(&(out[i*d_SYMS_PER_BLOCK*d_NBYTES_INOUT]), - &(in[(i0+k0)*d_SYMS_PER_BLOCK*d_NBYTES_INOUT]), - d_NBYTES_INOUT*d_SYMS_PER_BLOCK); + memcpy(&(out[i*d_SYMS_PER_BLOCK*d_BYTES_PER_SYMBOL]), + &(in[(i0+k0)*d_SYMS_PER_BLOCK*d_BYTES_PER_SYMBOL]), + d_BYTES_PER_SYMBOL*d_SYMS_PER_BLOCK); } // end per stream processing } diff --git a/gr-trellis/src/lib/trellis_permutation.h b/gr-trellis/src/lib/trellis_permutation.h index 5505caf89..a5c858a8b 100644 --- a/gr-trellis/src/lib/trellis_permutation.h +++ b/gr-trellis/src/lib/trellis_permutation.h @@ -30,7 +30,7 @@ class trellis_permutation; typedef boost::shared_ptr<trellis_permutation> trellis_permutation_sptr; -trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT); +trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL); /*! * \brief Permutation. @@ -39,18 +39,18 @@ trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> class trellis_permutation : public gr_sync_block { private: - friend trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT); + friend trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL); int d_K; std::vector<int> d_TABLE; int d_SYMS_PER_BLOCK; - size_t d_NBYTES_INOUT; + size_t d_BYTES_PER_SYMBOL; trellis_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES); public: int K () const { return d_K; } const std::vector<int> & TABLE () const { return d_TABLE; } int SYMS_PER_BLOCK () const { return d_SYMS_PER_BLOCK; } - size_t NBYTES_INOUT () const { return d_NBYTES_INOUT; } + size_t BYTES_PER_SYMBOL () const { return d_BYTES_PER_SYMBOL; } int work (int noutput_items, gr_vector_const_void_star &input_items, diff --git a/gr-trellis/src/lib/trellis_permutation.i b/gr-trellis/src/lib/trellis_permutation.i index 834a36986..1433a6584 100644 --- a/gr-trellis/src/lib/trellis_permutation.i +++ b/gr-trellis/src/lib/trellis_permutation.i @@ -22,7 +22,7 @@ GR_SWIG_BLOCK_MAGIC(trellis,permutation); -trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT); +trellis_permutation_sptr trellis_make_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL); class trellis_permutation : public gr_sync_block { @@ -30,12 +30,12 @@ private: int d_K; std::vector<int> d_TABLE; int d_SYMS_PER_BLOCK; - size_t d_NBYTES_INOUT; - trellis_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t NBYTES_INOUT); + size_t d_BYTES_PER_SYMBOL; + trellis_permutation (int K, const std::vector<int> &TABLE, int SYMS_PER_BLOCK, size_t BYTES_PER_SYMBOL); public: int K () const { return d_K; } const std::vector<int> & TABLE () const { return d_TABLE; } int SYMS_PER_BLOCK () const { return d_SYMS_PER_BLOCK; } - size_t NBYTES_INOUT () const { return d_NBYTES_INOUT; } + size_t BYTES_PER_SYMBOL () const { return d_BYTES_PER_SYMBOL; } }; diff --git a/gr-trellis/src/lib/trellis_sccc_decoder_X.h.t b/gr-trellis/src/lib/trellis_sccc_decoder_X.h.t index 3adb8a5b7..93c9ac9b8 100644 --- a/gr-trellis/src/lib/trellis_sccc_decoder_X.h.t +++ b/gr-trellis/src/lib/trellis_sccc_decoder_X.h.t @@ -50,9 +50,9 @@ typedef boost::shared_ptr<@NAME@> @SPTR_NAME@; class @NAME@ : public gr_block { fsm d_FSMo; - fsm d_FSMi; int d_STo0; int d_SToK; + fsm d_FSMi; int d_STi0; int d_STiK; interleaver d_INTERLEAVER; diff --git a/gr-trellis/src/lib/trellis_sccc_decoder_combined_XX.h.t b/gr-trellis/src/lib/trellis_sccc_decoder_combined_XX.h.t index 146c26516..225a07ffe 100644 --- a/gr-trellis/src/lib/trellis_sccc_decoder_combined_XX.h.t +++ b/gr-trellis/src/lib/trellis_sccc_decoder_combined_XX.h.t @@ -55,9 +55,9 @@ typedef boost::shared_ptr<@NAME@> @SPTR_NAME@; class @NAME@ : public gr_block { fsm d_FSMo; - fsm d_FSMi; int d_STo0; int d_SToK; + fsm d_FSMi; int d_STi0; int d_STiK; interleaver d_INTERLEAVER; |