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[Commit-gnuradio] r3402 - in gnuradio/branches/developers/jcorgan/ticket


From: jcorgan
Subject: [Commit-gnuradio] r3402 - in gnuradio/branches/developers/jcorgan/ticket-28: config gnuradio-examples/python/channel-coding gr-trellis/src/lib
Date: Wed, 23 Aug 2006 23:54:17 -0600 (MDT)

Author: jcorgan
Date: 2006-08-23 23:54:17 -0600 (Wed, 23 Aug 2006)
New Revision: 3402

Added:
   
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization.py
   
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py
Modified:
   
gnuradio/branches/developers/jcorgan/ticket-28/config/grc_gr_gsm_fr_vocoder.m4
   
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/README
   
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_tcm_combined.py
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.cc.t
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.h.t
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.h
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.cc.t
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.h.t
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.i.t
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.h
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.i
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.h
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.i
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.h
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.i
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.h
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.cc
   
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.h
Log:
Merged r3370:3400 from trunk into jcorgan/ticket-28

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/config/grc_gr_gsm_fr_vocoder.m4
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/config/grc_gr_gsm_fr_vocoder.m4  
    2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/config/grc_gr_gsm_fr_vocoder.m4  
    2006-08-24 05:54:17 UTC (rev 3402)
@@ -30,7 +30,7 @@
     ])
 
     passed=yes
-    GRC_BUILD_CONDITIONAL([gr-gsm-gr-vocoder],[
+    GRC_BUILD_CONDITIONAL([gr-gsm-fr-vocoder],[
         dnl run_tests is created from run_tests.in.  Make it executable.
         AC_CONFIG_COMMANDS([run_tests_gsm], [chmod +x 
gr-gsm-fr-vocoder/src/python/run_tests])
     ])

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/README
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/README
       2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/README
       2006-08-24 05:54:17 UTC (rev 3402)
@@ -18,8 +18,13 @@
 ./test_sccc_soft.py  fsm_files/awgn1o2_4.fsm fsm_files/awgn1o2_4_msb.fsm  8.0 
100
 ./test_sccc_turbo.py fsm_files/awgn1o2_4.fsm fsm_files/awgn1o2_4_msb.fsm  5.0 
100
 
+./test_viterbi_equalization.py  12.0 100
+./test_viterbi_equalization1.py 12.0 100
+
+
 In your terminal you will see something like this:
 
+
 $ ./test_tcm.py fsm_files/awgn1o2_4.fsm 6.0 1000
 100 98 9.80e-01 102400 9 8.79e-05
 200 198 9.90e-01 204800 20 9.77e-05
@@ -36,11 +41,11 @@
 which gives you information about the:
 number of transmitted packets
 number of packets in error
-iestimated packet error rate
-number of transmitted shorts
-number of shorts in error
-estimated (short) error rate 
+estimated packet error rate
+number of transmitted shorts (or symbols, or bits, depending on the specific 
program)
+number of shorts (or symbols, or bits) in error
+estimated short (or symbol, or bit) error rate 
 
-1.10e-03 is the error rate estimate by sending 1000 packets of
-1024 shorts each, using an 1/2 4-state convolutional code and QPSK
-modulation through an AWGN with Es/N0 = 6.0 dB
+for instance, the final number 1.10e-03 is the error rate estimate by sending 
1000 
+packets of 1024 shorts each, using an 1/2 4-state convolutional code 
+and QPSK modulation through an AWGN with Es/N0 = 6.0 dB

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_tcm_combined.py
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_tcm_combined.py
 2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_tcm_combined.py
 2006-08-24 05:54:17 UTC (rev 3402)
@@ -13,7 +13,7 @@
 
     # TX
     src = gr.lfsr_32k_source_s()
-    src_head = gr.head (gr.sizeof_short,K/16) # packet size in shorts
+    src_head = gr.head (gr.sizeof_short,Kb/16) # packet size in shorts
     s2fsmi = gr.packed_to_unpacked_ss(bitspersymbol,gr.GR_MSB_FIRST) # unpack 
shorts to symbols compatible with the FSM input cardinality
     enc = trellis.encoder_ss(f,0) # initial state = 0
     mod = gr.chunks_to_symbols_sf(constellation,dimensionality)
@@ -25,7 +25,7 @@
 
     
     # RX
-    va = 
trellis.viterbi_combined_s(f,dimensionality,constellation,K/bitspersymbol,0,-1,trellis.TRELLIS_EUCLIDEAN)
 # Put -1 if the Initial/Final states are not set.
+    va = 
trellis.viterbi_combined_s(f,K,0,-1,dimensionality,constellation,trellis.TRELLIS_EUCLIDEAN)
 # Put -1 if the Initial/Final states are not set.
     fsmi2s = gr.unpacked_to_packed_ss(bitspersymbol,gr.GR_MSB_FIRST) # pack 
FSM input symbols to shorts
     dst = gr.check_lfsr_32k_s(); 
     

Copied: 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization.py
 (from rev 3401, 
gnuradio/trunk/gnuradio-examples/python/channel-coding/test_viterbi_equalization.py)
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization.py
                         (rev 0)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization.py
 2006-08-24 05:54:17 UTC (rev 3402)
@@ -0,0 +1,94 @@
+#!/usr/bin/env python
+
+from gnuradio import gr
+from gnuradio import audio
+from gnuradio import trellis
+from gnuradio import eng_notation
+import math
+import sys
+import fsm_utils
+
+def run_test (f,Kb,bitspersymbol,K,dimensionality,tot_constellation,N0,seed):
+    fg = gr.flow_graph ()
+
+    # TX
+    src = gr.lfsr_32k_source_s()
+    src_head = gr.head (gr.sizeof_short,Kb/16) # packet size in shorts
+    s2fsmi = gr.packed_to_unpacked_ss(bitspersymbol,gr.GR_MSB_FIRST) # unpack 
shorts to symbols compatible with the FSM input cardinality
+    enc = trellis.encoder_ss(f,0) # initial state = 0
+    # essentially here we implement the combination of modulation and channel 
as a memoryless modulation (the memory induced by the channel is hidden in the 
FSM)
+    mod = gr.chunks_to_symbols_sf(tot_constellation,dimensionality)
+
+    # CHANNEL
+    add = gr.add_ff()
+    noise = gr.noise_source_f(gr.GR_GAUSSIAN,math.sqrt(N0/2),seed)
+    
+    # RX
+    metrics = 
trellis.metrics_f(f.O(),dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN)
 # data preprocessing to generate metrics for Viterbi
+    va = trellis.viterbi_s(f,K,0,-1) # Put -1 if the Initial/Final states are 
not set.
+    fsmi2s = gr.unpacked_to_packed_ss(bitspersymbol,gr.GR_MSB_FIRST) # pack 
FSM input symbols to shorts
+    dst = gr.check_lfsr_32k_s(); 
+    
+    fg.connect (src,src_head,s2fsmi,enc,mod)
+    fg.connect (mod,(add,0))
+    fg.connect (noise,(add,1))
+    fg.connect (add,metrics)
+    fg.connect (metrics,va,fsmi2s,dst)
+    
+    fg.run()
+
+    ntotal = dst.ntotal ()
+    nright = dst.nright ()
+    runlength = dst.runlength ()
+    #print ntotal,nright,runlength 
+    
+    return (ntotal,ntotal-nright)
+
+
+
+
+def main(args):
+    nargs = len (args)
+    if nargs == 2:
+        esn0_db=float(args[0])
+        rep=int(args[1])
+    else:
+        sys.stderr.write ('usage: test_viterbi_equalization.py Es/No_db  
repetitions\n')
+        sys.exit (1)
+
+    # system parameters
+    Kb=128*16  # packet size in bits (multiple of 16)
+    modulation = fsm_utils.pam4 # see fsm_utlis.py for available predefined 
modulations
+    channel = fsm_utils.c_channel # see fsm_utlis.py for available predefined 
test channels
+    f=trellis.fsm(len(modulation[1]),len(channel)) # generate the FSM 
automatically
+    bitspersymbol = int(round(math.log(f.I())/math.log(2))) # bits per FSM 
input symbol
+    K=Kb/bitspersymbol # packet size in trellis steps
+
+    tot_channel = fsm_utils.make_isi_lookup(modulation,channel,True) # 
generate the lookup table (normalize energy to 1)
+    dimensionality = tot_channel[0]
+    tot_constellation = tot_channel[1]
+    N0=pow(10.0,-esn0_db/10.0); # noise variance
+    if len(tot_constellation)/dimensionality != f.O():
+        sys.stderr.write ('Incompatible FSM output cardinality and lookup 
table size.\n')
+        sys.exit (1)
+
+
+    tot_s=0 # total number of transmitted shorts
+    terr_s=0 # total number of shorts in error
+    terr_p=0 # total number of packets in error
+
+    for i in range(rep):
+        
(s,e)=run_test(f,Kb,bitspersymbol,K,dimensionality,tot_constellation,N0,-long(666+i))
 # run experiment with different seed to get different noise realizations
+        tot_s=tot_s+s
+        terr_s=terr_s+e
+        terr_p=terr_p+(terr_s!=0)
+        if ((i+1)%100==0) : # display progress
+            print i+1,terr_p, '%.2e' % ((1.0*terr_p)/(i+1)),tot_s,terr_s, 
'%.2e' % ((1.0*terr_s)/tot_s)
+    # estimate of the (short or bit) error rate
+    print rep,terr_p, '%.2e' % ((1.0*terr_p)/(i+1)),tot_s,terr_s, '%.2e' % 
((1.0*terr_s)/tot_s)
+
+
+
+if __name__ == '__main__':
+    main (sys.argv[1:])
+

Copied: 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py
 (from rev 3401, 
gnuradio/trunk/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py)
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py
                                (rev 0)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py
        2006-08-24 05:54:17 UTC (rev 3402)
@@ -0,0 +1,103 @@
+#!/usr/bin/env python
+
+from gnuradio import gr
+from gnuradio import audio
+from gnuradio import trellis
+from gnuradio import eng_notation
+import math
+import sys
+import random
+import fsm_utils
+
+def run_test 
(f,Kb,bitspersymbol,K,channel,modulation,dimensionality,tot_constellation,N0,seed):
+    fg = gr.flow_graph ()
+    L = len(channel)
+
+    # TX
+    # this for loop is TOO slow in python!!!
+    packet = [0]*(K+2*L)
+    random.seed(seed)
+    for i in range(len(packet)):
+        packet[i] = random.randint(0, 2**bitspersymbol - 1) # random symbols
+    for i in range(L): # first/last L symbols set to 0
+        packet[i] = 0
+        packet[len(packet)-i-1] = 0
+    src = gr.vector_source_s(packet,False)
+    mod = gr.chunks_to_symbols_sf(modulation[1],modulation[0])
+
+    # CHANNEL
+    isi = gr.fir_filter_fff(1,channel)
+    add = gr.add_ff()
+    noise = gr.noise_source_f(gr.GR_GAUSSIAN,math.sqrt(N0/2),seed)
+    
+    # RX
+    skip = gr.skiphead(gr.sizeof_float, L) # skip the first L samples since 
you know they are coming from the L zero symbols
+    #metrics = 
trellis.metrics_f(f.O(),dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN)
 # data preprocessing to generate metrics for Viterbi
+    #va = trellis.viterbi_s(f,K+L,-1,0) # Put -1 if the Initial/Final states 
are not set.
+    va = 
trellis.viterbi_combined_s(f,K+L,0,0,dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN)
 # using viterbi_combined_s instead of metrics_f/viterbi_s allows larger packet 
lengths because metrics_f is complaining for not being able to allocate large 
buffers. This is due to the large f.O() in this application...
+    dst = gr.vector_sink_s()
+
+    fg.connect (src,mod)
+    fg.connect (mod,isi,(add,0))
+    fg.connect (noise,(add,1))
+    #fg.connect (add,metrics)
+    #fg.connect (metrics,va,dst)
+    fg.connect (add,skip,va,dst)
+
+    fg.run()
+
+    data = dst.data() 
+    ntotal = len(data) - L
+    nright=0
+    for i in range(ntotal):
+        if packet[i+L]==data[i]:
+            nright=nright+1
+        #else:
+            #print "Error in ", i
+    
+    return (ntotal,ntotal-nright)
+
+
+def main(args):
+    nargs = len (args)
+    if nargs == 2:
+        esn0_db=float(args[0])
+        rep=int(args[1])
+    else:
+        sys.stderr.write ('usage: test_viterbi_equalization1.py Es/No_db  
repetitions\n')
+        sys.exit (1)
+
+    # system parameters
+    Kb=128*16  # packet size in bits (multiple of 16)
+    modulation = fsm_utils.pam4 # see fsm_utlis.py for available predefined 
modulations
+    channel = fsm_utils.c_channel # see fsm_utlis.py for available predefined 
test channels
+    f=trellis.fsm(len(modulation[1]),len(channel)) # generate the FSM 
automatically
+    bitspersymbol = int(round(math.log(f.I())/math.log(2))) # bits per FSM 
input symbol
+    K=Kb/bitspersymbol # packet size in trellis steps
+
+    tot_channel = fsm_utils.make_isi_lookup(modulation,channel,True) # 
generate the lookup table (normalize energy to 1)
+    dimensionality = tot_channel[0]
+    tot_constellation = tot_channel[1]
+    N0=pow(10.0,-esn0_db/10.0); # noise variance
+    if len(tot_constellation)/dimensionality != f.O():
+        sys.stderr.write ('Incompatible FSM output cardinality and lookup 
table size.\n')
+        sys.exit (1)
+
+    tot_s=0 # total number of transmitted shorts
+    terr_s=0 # total number of shorts in error
+    terr_p=0 # total number of packets in error
+
+    for i in range(rep):
+        
(s,e)=run_test(f,Kb,bitspersymbol,K,channel,modulation,dimensionality,tot_constellation,N0,-long(666+i))
 # run experiment with different seed to get different noise realizations
+        tot_s=tot_s+s
+        terr_s=terr_s+e
+        terr_p=terr_p+(terr_s!=0)
+        if ((i+1)%100==0) : # display progress
+            print i+1,terr_p, '%.2e' % ((1.0*terr_p)/(i+1)),tot_s,terr_s, 
'%.2e' % ((1.0*terr_s)/tot_s)
+    # estimate of the (short or symbol) error rate
+    print rep,terr_p, '%.2e' % ((1.0*terr_p)/(i+1)),tot_s,terr_s, '%.2e' % 
((1.0*terr_s)/tot_s)
+
+
+
+if __name__ == '__main__':
+    main (sys.argv[1:])

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.cc.t
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.cc.t
    2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.cc.t
    2006-08-24 05:54:17 UTC (rev 3402)
@@ -52,8 +52,8 @@
   d_FSM (FSM),
   d_K (K),
   d_S0 (S0),
-  d_SK (SK),
-  d_trace(FSM.S()*K)
+  d_SK (SK)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_FSM.O()));
     set_output_multiple (d_K);
@@ -81,9 +81,10 @@
              const std::vector<int> &PI,
              int K,
              int S0,int SK,
-             const float *in, @TYPE@ *out,
-             std::vector<int> &trace) 
+             const float *in, @TYPE@ *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   int alphai;
   float norm,mm,minm;
@@ -158,7 +159,7 @@
     const float *in = (const float *) input_items[m];
     @TYPE@ *out = (@TYPE@ *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.h.t
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.h.t
     2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_X.h.t
     2006-08-24 05:54:17 UTC (rev 3402)
@@ -45,7 +45,7 @@
   int d_K;
   int d_S0;
   int d_SK;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend @SPTR_NAME@ address@hidden@ (
     const fsm &FSM,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.cc
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.cc
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -52,8 +52,8 @@
   d_FSM (FSM),
   d_K (K),
   d_S0 (S0),
-  d_SK (SK),
-  d_trace(FSM.S()*K)
+  d_SK (SK)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_FSM.O()));
     set_output_multiple (d_K);
@@ -81,9 +81,10 @@
              const std::vector<int> &PI,
              int K,
              int S0,int SK,
-             const float *in, unsigned char *out,
-             std::vector<int> &trace) 
+             const float *in, unsigned char *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   int alphai;
   float norm,mm,minm;
@@ -158,7 +159,7 @@
     const float *in = (const float *) input_items[m];
     unsigned char *out = (unsigned char *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.h
       2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_b.h
       2006-08-24 05:54:17 UTC (rev 3402)
@@ -45,7 +45,7 @@
   int d_K;
   int d_S0;
   int d_SK;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_b_sptr trellis_make_viterbi_b (
     const fsm &FSM,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.cc.t
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.cc.t
   2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.cc.t
   2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,35 +34,35 @@
 @SPTR_NAME@ 
 address@hidden@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
 {
-  return @SPTR_NAME@ (new @NAME@ (FSM,D,TABLE,K,S0,SK,TYPE));
+  return @SPTR_NAME@ (new @NAME@ (FSM,K,S0,SK,D,TABLE,TYPE));
 }
 
 @NAME@::@NAME@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
   : gr_block ("@BASE_NAME@",
                          gr_make_io_signature (1, -1, sizeof (float)),
                          gr_make_io_signature (1, -1, sizeof (@TYPE@))),  
   d_FSM (FSM),
-  d_D (D),
-  d_TABLE (TABLE),
   d_K (K),
   d_S0 (S0),
   d_SK (SK),
-  d_TYPE (TYPE),
-  d_trace(FSM.S()*K)
+  d_D (D),
+  d_TABLE (TABLE),
+  d_TYPE (TYPE)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_D));
     set_output_multiple (d_K);
@@ -88,14 +88,15 @@
              const std::vector<int> &OS,
              const std::vector<int> &PS,
              const std::vector<int> &PI,
+             int K,
+             int S0,int SK,
              int D,
              const std::vector<float> &TABLE,
-             int K,
-             int S0,int SK,
              trellis_metric_type_t TYPE,
-             const float *in, @TYPE@ *out,
-             std::vector<int> &trace) 
+             const float *in, @TYPE@ *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   float *metric = new float[O];
   int alphai;
@@ -173,7 +174,7 @@
     const float *in = (const float *) input_items[m];
     @TYPE@ *out = (@TYPE@ *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_D,d_TABLE,d_K,d_S0,d_SK,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,d_D,d_TABLE,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.h.t
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.h.t
    2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.h.t
    2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,52 +34,52 @@
 
 @SPTR_NAME@ address@hidden@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 class @NAME@ : public gr_block
 {
   fsm d_FSM;
-  int d_D;
-  std::vector<float> d_TABLE;
   int d_K;
   int d_S0;
   int d_SK;
+  int d_D;
+  std::vector<float> d_TABLE;
   trellis_metric_type_t d_TYPE;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend @SPTR_NAME@ address@hidden@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
   @NAME@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 public:
   fsm FSM () const { return d_FSM; }
-  int D () const { return d_D; }
-  std::vector<float> TABLE () const { return d_TABLE; }
   int K () const { return d_K; }
   int S0 () const { return d_S0; }
   int SK () const { return d_SK; }
+  int D () const { return d_D; }
+  std::vector<float> TABLE () const { return d_TABLE; }
   trellis_metric_type_t TYPE () const { return d_TYPE; }
   //std::vector<int> trace () const { return d_trace; }
   void forecast (int noutput_items,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.i.t
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.i.t
    2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_X.i.t
    2006-08-24 05:54:17 UTC (rev 3402)
@@ -26,11 +26,11 @@
 
 @SPTR_NAME@ address@hidden@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
@@ -39,20 +39,20 @@
 private:
   @NAME@ (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 public:
     fsm FSM () const { return d_FSM; }
-    int D () const { return d_D; }
-    std::vector<float> TABLE () const { return d_TABLE; }
     int K () const { return d_K; }
     int S0 () const { return d_S0; }
     int SK () const { return d_SK; }
+    int D () const { return d_D; }
+    std::vector<float> TABLE () const { return d_TABLE; }
     trellis_metric_type_t TYPE () const { return d_TYPE; }
     //std::vector<short> trace () const { return d_trace; }
 };

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.cc
     2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.cc
     2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,35 +34,35 @@
 trellis_viterbi_combined_b_sptr 
 trellis_make_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
 {
-  return trellis_viterbi_combined_b_sptr (new trellis_viterbi_combined_b 
(FSM,D,TABLE,K,S0,SK,TYPE));
+  return trellis_viterbi_combined_b_sptr (new trellis_viterbi_combined_b 
(FSM,K,S0,SK,D,TABLE,TYPE));
 }
 
 trellis_viterbi_combined_b::trellis_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
   : gr_block ("viterbi_combined_b",
                          gr_make_io_signature (1, -1, sizeof (float)),
                          gr_make_io_signature (1, -1, sizeof (unsigned 
char))),  
   d_FSM (FSM),
-  d_D (D),
-  d_TABLE (TABLE),
   d_K (K),
   d_S0 (S0),
   d_SK (SK),
-  d_TYPE (TYPE),
-  d_trace(FSM.S()*K)
+  d_D (D),
+  d_TABLE (TABLE),
+  d_TYPE (TYPE)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_D));
     set_output_multiple (d_K);
@@ -88,14 +88,15 @@
              const std::vector<int> &OS,
              const std::vector<int> &PS,
              const std::vector<int> &PI,
+             int K,
+             int S0,int SK,
              int D,
              const std::vector<float> &TABLE,
-             int K,
-             int S0,int SK,
              trellis_metric_type_t TYPE,
-             const float *in, unsigned char *out,
-             std::vector<int> &trace) 
+             const float *in, unsigned char *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   float *metric = new float[O];
   int alphai;
@@ -173,7 +174,7 @@
     const float *in = (const float *) input_items[m];
     unsigned char *out = (unsigned char *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_D,d_TABLE,d_K,d_S0,d_SK,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,d_D,d_TABLE,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.h
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.h
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,52 +34,52 @@
 
 trellis_viterbi_combined_b_sptr trellis_make_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 class trellis_viterbi_combined_b : public gr_block
 {
   fsm d_FSM;
-  int d_D;
-  std::vector<float> d_TABLE;
   int d_K;
   int d_S0;
   int d_SK;
+  int d_D;
+  std::vector<float> d_TABLE;
   trellis_metric_type_t d_TYPE;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_combined_b_sptr trellis_make_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
   trellis_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 public:
   fsm FSM () const { return d_FSM; }
-  int D () const { return d_D; }
-  std::vector<float> TABLE () const { return d_TABLE; }
   int K () const { return d_K; }
   int S0 () const { return d_S0; }
   int SK () const { return d_SK; }
+  int D () const { return d_D; }
+  std::vector<float> TABLE () const { return d_TABLE; }
   trellis_metric_type_t TYPE () const { return d_TYPE; }
   //std::vector<int> trace () const { return d_trace; }
   void forecast (int noutput_items,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.i
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.i
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_b.i
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -26,11 +26,11 @@
 
 trellis_viterbi_combined_b_sptr trellis_make_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
@@ -39,20 +39,20 @@
 private:
   trellis_viterbi_combined_b (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 public:
     fsm FSM () const { return d_FSM; }
-    int D () const { return d_D; }
-    std::vector<float> TABLE () const { return d_TABLE; }
     int K () const { return d_K; }
     int S0 () const { return d_S0; }
     int SK () const { return d_SK; }
+    int D () const { return d_D; }
+    std::vector<float> TABLE () const { return d_TABLE; }
     trellis_metric_type_t TYPE () const { return d_TYPE; }
     //std::vector<short> trace () const { return d_trace; }
 };

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.cc
     2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.cc
     2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,35 +34,35 @@
 trellis_viterbi_combined_i_sptr 
 trellis_make_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
 {
-  return trellis_viterbi_combined_i_sptr (new trellis_viterbi_combined_i 
(FSM,D,TABLE,K,S0,SK,TYPE));
+  return trellis_viterbi_combined_i_sptr (new trellis_viterbi_combined_i 
(FSM,K,S0,SK,D,TABLE,TYPE));
 }
 
 trellis_viterbi_combined_i::trellis_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
   : gr_block ("viterbi_combined_i",
                          gr_make_io_signature (1, -1, sizeof (float)),
                          gr_make_io_signature (1, -1, sizeof (int))),  
   d_FSM (FSM),
-  d_D (D),
-  d_TABLE (TABLE),
   d_K (K),
   d_S0 (S0),
   d_SK (SK),
-  d_TYPE (TYPE),
-  d_trace(FSM.S()*K)
+  d_D (D),
+  d_TABLE (TABLE),
+  d_TYPE (TYPE)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_D));
     set_output_multiple (d_K);
@@ -88,14 +88,15 @@
              const std::vector<int> &OS,
              const std::vector<int> &PS,
              const std::vector<int> &PI,
+             int K,
+             int S0,int SK,
              int D,
              const std::vector<float> &TABLE,
-             int K,
-             int S0,int SK,
              trellis_metric_type_t TYPE,
-             const float *in, int *out,
-             std::vector<int> &trace) 
+             const float *in, int *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   float *metric = new float[O];
   int alphai;
@@ -173,7 +174,7 @@
     const float *in = (const float *) input_items[m];
     int *out = (int *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_D,d_TABLE,d_K,d_S0,d_SK,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,d_D,d_TABLE,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.h
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.h
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,52 +34,52 @@
 
 trellis_viterbi_combined_i_sptr trellis_make_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 class trellis_viterbi_combined_i : public gr_block
 {
   fsm d_FSM;
-  int d_D;
-  std::vector<float> d_TABLE;
   int d_K;
   int d_S0;
   int d_SK;
+  int d_D;
+  std::vector<float> d_TABLE;
   trellis_metric_type_t d_TYPE;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_combined_i_sptr trellis_make_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
   trellis_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 public:
   fsm FSM () const { return d_FSM; }
-  int D () const { return d_D; }
-  std::vector<float> TABLE () const { return d_TABLE; }
   int K () const { return d_K; }
   int S0 () const { return d_S0; }
   int SK () const { return d_SK; }
+  int D () const { return d_D; }
+  std::vector<float> TABLE () const { return d_TABLE; }
   trellis_metric_type_t TYPE () const { return d_TYPE; }
   //std::vector<int> trace () const { return d_trace; }
   void forecast (int noutput_items,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.i
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.i
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_i.i
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -26,11 +26,11 @@
 
 trellis_viterbi_combined_i_sptr trellis_make_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
@@ -39,20 +39,20 @@
 private:
   trellis_viterbi_combined_i (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 public:
     fsm FSM () const { return d_FSM; }
-    int D () const { return d_D; }
-    std::vector<float> TABLE () const { return d_TABLE; }
     int K () const { return d_K; }
     int S0 () const { return d_S0; }
     int SK () const { return d_SK; }
+    int D () const { return d_D; }
+    std::vector<float> TABLE () const { return d_TABLE; }
     trellis_metric_type_t TYPE () const { return d_TYPE; }
     //std::vector<short> trace () const { return d_trace; }
 };

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.cc
     2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.cc
     2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,35 +34,35 @@
 trellis_viterbi_combined_s_sptr 
 trellis_make_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
 {
-  return trellis_viterbi_combined_s_sptr (new trellis_viterbi_combined_s 
(FSM,D,TABLE,K,S0,SK,TYPE));
+  return trellis_viterbi_combined_s_sptr (new trellis_viterbi_combined_s 
(FSM,K,S0,SK,D,TABLE,TYPE));
 }
 
 trellis_viterbi_combined_s::trellis_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE)
   : gr_block ("viterbi_combined_s",
                          gr_make_io_signature (1, -1, sizeof (float)),
                          gr_make_io_signature (1, -1, sizeof (short))),  
   d_FSM (FSM),
-  d_D (D),
-  d_TABLE (TABLE),
   d_K (K),
   d_S0 (S0),
   d_SK (SK),
-  d_TYPE (TYPE),
-  d_trace(FSM.S()*K)
+  d_D (D),
+  d_TABLE (TABLE),
+  d_TYPE (TYPE)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_D));
     set_output_multiple (d_K);
@@ -88,14 +88,15 @@
              const std::vector<int> &OS,
              const std::vector<int> &PS,
              const std::vector<int> &PI,
+             int K,
+             int S0,int SK,
              int D,
              const std::vector<float> &TABLE,
-             int K,
-             int S0,int SK,
              trellis_metric_type_t TYPE,
-             const float *in, short *out,
-             std::vector<int> &trace) 
+             const float *in, short *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   float *metric = new float[O];
   int alphai;
@@ -173,7 +174,7 @@
     const float *in = (const float *) input_items[m];
     short *out = (short *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_D,d_TABLE,d_K,d_S0,d_SK,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm_combined(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,d_D,d_TABLE,d_TYPE,&(in[n*d_K*d_D]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.h
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.h
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -34,52 +34,52 @@
 
 trellis_viterbi_combined_s_sptr trellis_make_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 class trellis_viterbi_combined_s : public gr_block
 {
   fsm d_FSM;
-  int d_D;
-  std::vector<float> d_TABLE;
   int d_K;
   int d_S0;
   int d_SK;
+  int d_D;
+  std::vector<float> d_TABLE;
   trellis_metric_type_t d_TYPE;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_combined_s_sptr trellis_make_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
   trellis_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
 public:
   fsm FSM () const { return d_FSM; }
-  int D () const { return d_D; }
-  std::vector<float> TABLE () const { return d_TABLE; }
   int K () const { return d_K; }
   int S0 () const { return d_S0; }
   int SK () const { return d_SK; }
+  int D () const { return d_D; }
+  std::vector<float> TABLE () const { return d_TABLE; }
   trellis_metric_type_t TYPE () const { return d_TYPE; }
   //std::vector<int> trace () const { return d_trace; }
   void forecast (int noutput_items,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.i
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.i
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_combined_s.i
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -26,11 +26,11 @@
 
 trellis_viterbi_combined_s_sptr trellis_make_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 
@@ -39,20 +39,20 @@
 private:
   trellis_viterbi_combined_s (
     const fsm &FSM,
-    int D,
-    const std::vector<float> &TABLE,
     int K,
     int S0,
     int SK,
+    int D,
+    const std::vector<float> &TABLE,
     trellis_metric_type_t TYPE);
 
 public:
     fsm FSM () const { return d_FSM; }
-    int D () const { return d_D; }
-    std::vector<float> TABLE () const { return d_TABLE; }
     int K () const { return d_K; }
     int S0 () const { return d_S0; }
     int SK () const { return d_SK; }
+    int D () const { return d_D; }
+    std::vector<float> TABLE () const { return d_TABLE; }
     trellis_metric_type_t TYPE () const { return d_TYPE; }
     //std::vector<short> trace () const { return d_trace; }
 };

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.cc
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.cc
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -52,8 +52,8 @@
   d_FSM (FSM),
   d_K (K),
   d_S0 (S0),
-  d_SK (SK),
-  d_trace(FSM.S()*K)
+  d_SK (SK)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_FSM.O()));
     set_output_multiple (d_K);
@@ -81,9 +81,10 @@
              const std::vector<int> &PI,
              int K,
              int S0,int SK,
-             const float *in, int *out,
-             std::vector<int> &trace) 
+             const float *in, int *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   int alphai;
   float norm,mm,minm;
@@ -158,7 +159,7 @@
     const float *in = (const float *) input_items[m];
     int *out = (int *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.h
       2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_i.h
       2006-08-24 05:54:17 UTC (rev 3402)
@@ -45,7 +45,7 @@
   int d_K;
   int d_S0;
   int d_SK;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_i_sptr trellis_make_viterbi_i (
     const fsm &FSM,

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.cc
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.cc
      2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.cc
      2006-08-24 05:54:17 UTC (rev 3402)
@@ -52,8 +52,8 @@
   d_FSM (FSM),
   d_K (K),
   d_S0 (S0),
-  d_SK (SK),
-  d_trace(FSM.S()*K)
+  d_SK (SK)//,
+  //d_trace(FSM.S()*K)
 {
     set_relative_rate (1.0 / ((double) d_FSM.O()));
     set_output_multiple (d_K);
@@ -81,9 +81,10 @@
              const std::vector<int> &PI,
              int K,
              int S0,int SK,
-             const float *in, short *out,
-             std::vector<int> &trace) 
+             const float *in, short *out)//,
+             //std::vector<int> &trace) 
 {
+  std::vector<int> trace(S*K);
   std::vector<float> alpha(S*2);
   int alphai;
   float norm,mm,minm;
@@ -158,7 +159,7 @@
     const float *in = (const float *) input_items[m];
     short *out = (short *) output_items[m];
     for (int n=0;n<nblocks;n++) {
-      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]),d_trace);
+      
viterbi_algorithm(d_FSM.I(),d_FSM.S(),d_FSM.O(),d_FSM.NS(),d_FSM.OS(),d_FSM.PS(),d_FSM.PI(),d_K,d_S0,d_SK,&(in[n*d_K*d_FSM.O()]),&(out[n*d_K]));//,d_trace);
     }
   }
 

Modified: 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.h
===================================================================
--- 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.h
       2006-08-24 05:34:42 UTC (rev 3401)
+++ 
gnuradio/branches/developers/jcorgan/ticket-28/gr-trellis/src/lib/trellis_viterbi_s.h
       2006-08-24 05:54:17 UTC (rev 3402)
@@ -45,7 +45,7 @@
   int d_K;
   int d_S0;
   int d_SK;
-  std::vector<int> d_trace;
+  //std::vector<int> d_trace;
 
   friend trellis_viterbi_s_sptr trellis_make_viterbi_s (
     const fsm &FSM,





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