Merge branch 'develop' of gitea.larke.org:klarke/libcm into develop

.gitignore

 Makefile.in
 .DS_Store
+aclocal.m4
+config.h.in
+config.h.in~
+configure
+Makefile.in
+
+autom4te.cache
+build-aux
+
+m4/libtool.m4
+m4/lt~obsolete.m4
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+m4/.DS_Store
 

src/cmAudDsp.c

     {
       cmAudioSysArgs_t*   asap        = &p->asCfgArray[i].cfg.ssArray[j].args;
       const cmJsonNode_t* argsNodePtr = cmJsonArrayElementC(ssArrayNodePtr,j);
+      
+      asap->inDevIdx    = cmInvalidIdx;
+      asap->outDevIdx   = cmInvalidIdx;
+      asap->inDevLabel  = NULL;
+      asap->outDevLabel = NULL;
 
       if((jsRC = cmJsonMemberValues( argsNodePtr, &errLabelPtr,
-          "inDevIdx",           kIntTId,  &asap->inDevIdx,
-          "outDevIdx",          kIntTId,  &asap->outDevIdx,
+          "inDevLabel",         kStringTId,  &asap->inDevLabel,
+          "outDevLabel",        kStringTId,  &asap->outDevLabel,
           "syncToInputFl",      kTrueTId, &asap->syncInputFl,
           "msgQueueByteCnt",    kIntTId,  &asap->msgQueueByteCnt,
           "devFramesPerCycle",  kIntTId,  &asap->devFramesPerCycle,
   return rc;
 }
 
+cmAdRC_t _cmAdResolveDeviceLabels( cmAd_t* p )
+{
+  cmAdRC_t rc = kOkAdRC;
+  unsigned i,j;
+  
+  // for each cmAsAudioSysCfg record in audioSysCfgArray[]
+  for(i=0; i<p->asCfgCnt; ++i)
+  {
+    // for each audio system sub-subsystem 
+    for(j=0; j<p->asCfgArray[i].cfg.ssCnt; ++j)
+    {
+      cmAudioSysArgs_t*   asap        = &p->asCfgArray[i].cfg.ssArray[j].args;
+      if((asap->inDevIdx = cmApDeviceLabelToIndex( asap->inDevLabel )) == cmInvalidId )
+      {
+        rc = cmErrMsg(&p->err,kInvalidAudioDevIdxAdRC,"The audio input device '%s' could not be found.", cmStringNullGuard(asap->inDevLabel));
+        goto errLabel;
+      }
+      
+      if((asap->outDevIdx = cmApDeviceLabelToIndex( asap->outDevLabel )) == cmInvalidId )
+      {
+        rc = cmErrMsg(&p->err,kInvalidAudioDevIdxAdRC,"The audio input device '%s' could not be found.", cmStringNullGuard(asap->inDevLabel));
+        goto errLabel;
+      }
+    }
+  }
+ errLabel:
+  return rc;
+}
+
 cmAdRC_t _cmAdCreateNrtDevices( cmAd_t* p )
 {
   cmAdRC_t rc = kOkAdRC;
   if((rc = _cmAdParseSysJsonTree(p)) != kOkAdRC )
     goto errLabel;
 
+ 
   // create the aggregate device
   if( _cmAdCreateAggDevices(p) != kOkAdRC )
     goto errLabel;
-
+  
   // create the non-real-time devices
   if( _cmAdCreateNrtDevices(p) != kOkAdRC )
     goto errLabel;
     goto errLabel;
   }
 
+  if( _cmAdResolveDeviceLabels(p) != kOkApRC )
+  {
+    rc = cmErrMsg(&p->err,kAudioPortFailAdRC,"Audio device labels could not be resolved..");
+    goto errLabel;
+  }
+
   // initialize the audio buffer
   if( cmApBufInitialize( cmApDeviceCount(), p->meterMs ) != kOkApRC )
   {

src/cmAudDsp.h

     kAggDevCreateFailAdRC,
     kNrtDevSysFailAdRC,
     kAfpDevSysFailAdRC,
-    kNetSysFailAdRC
+    kNetSysFailAdRC,
+    kInvalidAudioDevIdxAdRC
   };
 
 

src/cmAudioNrtDev.c

 cmApRC_t cmApNrtFree()
 {
   cmApRC_t rc = kOkApRC;
+  
+  if( _cmNrt == NULL )
+    return rc;
+  
   cmApNrtDev_t* dp = _cmNrt->devs;
   while( dp != NULL )
   {

src/cmAudioSys.h

   // Audio device sub-sytem configuration record 
   typedef struct cmAudioSysArgs_str
   {
-    cmRpt_t*       rpt;               // system console object
-    unsigned       inDevIdx;          // input audio device
-    unsigned       outDevIdx;         // output audio device
-    bool           syncInputFl;       // true/false sync the DSP update callbacks with audio input/output
-    unsigned       msgQueueByteCnt;   // Size of the internal msg queue used to buffer msgs arriving via cmAudioSysDeliverMsg().
-    unsigned       devFramesPerCycle; // (512) Audio device samples per channel per device update buffer.
-    unsigned       dspFramesPerCycle; // (64)  Audio samples per channel per DSP cycle.
-    unsigned       audioBufCnt;       // (3)   Audio device buffers.
-    double         srate;             // Audio sample rate.
-    int            srateMult;         // Sample rate multiplication factor (negative for divide)
+    cmRpt_t*        rpt;               // system console object
+    const cmChar_t* inDevLabel;        // input audio device text label
+    const cmChar_t* outDevLabel;       // output audio device text label
+    unsigned        inDevIdx;          // input audio device index
+    unsigned        outDevIdx;         // output audio device index 
+    bool            syncInputFl;       // true/false sync the DSP update callbacks with audio input/output
+    unsigned        msgQueueByteCnt;   // Size of the internal msg queue used to buffer msgs arriving via cmAudioSysDeliverMsg().
+    unsigned        devFramesPerCycle; // (512) Audio device samples per channel per device update buffer.
+    unsigned        dspFramesPerCycle; // (64)  Audio samples per channel per DSP cycle.
+    unsigned        audioBufCnt;       // (3)   Audio device buffers.
+    double          srate;             // Audio sample rate.
+    int             srateMult;         // Sample rate multiplication factor (negative for divide)
   } cmAudioSysArgs_t;
 
   // Audio sub-system configuration record.

src/cmPP_NARG.h

+#ifndef cmPP_NARG_H
+#define cmPP_NARG_H
+
+
+// Taken from here:
+// https://groups.google.com/forum/#!topic/comp.std.c/d-6Mj5Lko_s
+// and here:
+// https://stackoverflow.com/questions/4421681/how-to-count-the-number-of-arguments-passed-to-a-function-that-accepts-a-variabl
+
+#define PP_NARG(...) \
+         PP_NARG_(__VA_ARGS__,PP_RSEQ_N())
+
+#define PP_NARG_(...) \
+         PP_128TH_ARG(__VA_ARGS__)
+
+#define PP_128TH_ARG( \
+          _1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
+         _11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
+         _21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
+         _31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
+         _41,_42,_43,_44,_45,_46,_47,_48,_49,_50, \
+         _51,_52,_53,_54,_55,_56,_57,_58,_59,_60, \
+         _61,_62,_63,_64,_65,_66,_67,_68,_69,_70, \
+         _71,_72,_73,_74,_75,_76,_77,_78,_79,_80, \
+         _81,_82,_83,_84,_85,_86,_87,_88,_89,_90, \
+         _91,_92,_93,_94,_95,_96,_97,_98,_99,_100, \
+         _101,_102,_103,_104,_105,_106,_107,_108,_109,_110, \
+         _111,_112,_113,_114,_115,_116,_117,_118,_119,_120, \
+         _121,_122,_123,_124,_125,_126,_127,N,...) N
+#define PP_RSEQ_N() \
+         127,126,125,124,123,122,121,120, \
+         119,118,117,116,115,114,113,112,111,110, \
+         109,108,107,106,105,104,103,102,101,100, \
+         99,98,97,96,95,94,93,92,91,90, \
+         89,88,87,86,85,84,83,82,81,80, \
+         79,78,77,76,75,74,73,72,71,70, \
+         69,68,67,66,65,64,63,62,61,60, \
+         59,58,57,56,55,54,53,52,51,50, \
+         49,48,47,46,45,44,43,42,41,40, \
+         39,38,37,36,35,34,33,32,31,30, \
+         29,28,27,26,25,24,23,22,21,20, \
+         19,18,17,16,15,14,13,12,11,10, \
+         9,8,7,6,5,4,3,2,1,0
+
+#endif

src/dsp/cmDspBuiltIn.c

 {
   kChAoId,
   kGainAoId,
+  kEnableAoId,
   kInAoId
 };
 
 typedef struct
 {
   cmDspInst_t inst;
+  unsigned    onSymId;
+  unsigned    offSymId;  
 } cmDspAudioOut_t;
 
 cmDspInst_t*  _cmDspAudioOutAlloc(cmDspCtx_t* ctx, cmDspClass_t* classPtr, unsigned storeSymId, unsigned instSymId, unsigned id, unsigned va_cnt, va_list vl )
 {
   cmDspVarArg_t args[] =
   {
-    { "ch",  kChAoId,  0,      0, kInDsvFl | kUIntDsvFl   | kReqArgDsvFl, "Audio output channel index"},
-    { "gain",kGainAoId,0,      0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Output gain multiplier"},  
-    { "in",  kInAoId,  0,      1, kInDsvFl | kAudioBufDsvFl, "Audio input" },
+    { "ch",    kChAoId,    0,      0, kInDsvFl | kUIntDsvFl   | kReqArgDsvFl, "Audio output channel index"},
+    { "gain",  kGainAoId,  0,      0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Output gain multiplier"},
+    { "enable",kEnableAoId,0,      0, kInDsvFl | kSymDsvFl    | kOptArgDsvFl, "Enable: on off"},
+    { "in",    kInAoId,    0,      1, kInDsvFl | kAudioBufDsvFl, "Audio input" },
     { NULL, 0, 0, 0, 0 }
   };
 
   cmDspAudioOut_t* p = cmDspInstAlloc(cmDspAudioOut_t,ctx,classPtr,args,instSymId,id,storeSymId,va_cnt,vl);
 
+  p->offSymId = cmSymTblRegisterStaticSymbol(ctx->stH,"off");
+  p->onSymId  = cmSymTblRegisterStaticSymbol(ctx->stH,"on");
+
 
   cmDspSetDefaultUInt(   ctx, &p->inst, kChAoId,   0,   0);
   cmDspSetDefaultDouble( ctx, &p->inst, kGainAoId, 0, 1.0);
+  cmDspSetDefaultSymbol( ctx, &p->inst, kEnableAoId, p->onSymId );
 
   return &p->inst;
 }
 
 cmDspRC_t _cmDspAudioOutExec(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt )
 {
-  cmDspRC_t         rc     = kOkDspRC;
-  unsigned          chIdx  = cmDspUInt(inst,kChAoId);
-  unsigned          oChCnt = ctx->ctx->oChCnt;
-  double            gain   = cmDspDouble(inst,kGainAoId);
+  cmDspRC_t        rc       = kOkDspRC;
+  cmDspAudioOut_t* p        = (cmDspAudioOut_t*)inst;
+  unsigned         chIdx    = cmDspUInt(inst,kChAoId);
+  bool             enableFl = cmDspSymbol(inst,kEnableAoId) == p->onSymId;
+  unsigned         oChCnt   = ctx->ctx->oChCnt;
+  double           gain     = cmDspDouble(inst,kGainAoId);
 
   if( chIdx >= oChCnt )
   {
     return rc;
   }
 
-  const cmSample_t* sp     = cmDspAudioBuf(ctx,inst,kInAoId,0);
+  const cmSample_t* sp = cmDspAudioBuf(ctx,inst,kInAoId,0);
 
   if( sp == NULL )
   {
   
   // if this channel is disabled or set to pass-through then chArray[chIdx] will be NULL
   if( ctx->ctx->oChArray[chIdx] != NULL )
-    cmVOS_MultVVS(ctx->ctx->oChArray[chIdx],n,sp,(cmSample_t)gain);
+    cmVOS_MultVVS(ctx->ctx->oChArray[chIdx],n,sp, (cmSample_t)(enableFl ? gain : 0));
 
   return kOkDspRC;
 }
     case kGainAoId:
       cmDspSetEvent(ctx,inst,evt);
       break;
+      
+    case kEnableAoId:
+      cmDspSetEvent(ctx,inst,evt);
+      break;
+
   }
   return rc;
 }
   kLoopWtId,
   kBegWtId,
   kEndWtId,
+  kChWtId,
   kCmdWtId,
   kOtWtId,
   kGainWtId,
   cmAudioFileH_t afH;           // current audio file handle
   int            nxtBegSmpIdx;  // the beg/end sample index to use with the next filename to arrive at port 'fn'
   int            nxtEndSmpIdx;  //
+  unsigned       nxtChIdx;
   cmThreadH_t    thH;
   bool           loadFileFl;
   cmDspCtx_t*    ctx;
     { "loop",   kLoopWtId,   0, 0, kInDsvFl  | kIntDsvFl  | kOptArgDsvFl, "-1=loop forever  >0=loop count (dflt:-1)"},
     { "beg",    kBegWtId,    0, 0, kInDsvFl  | kIntDsvFl  | kOptArgDsvFl, "File begin sample index" },
     { "end",    kEndWtId,    0, 0, kInDsvFl  | kIntDsvFl  | kOptArgDsvFl, "File end sample index (-1=play all)" },
+    { "ch",     kChWtId,     0, 0, kInDsvFl  | kUIntDsvFl | kOptArgDsvFl, "File channel index 0=left, 1=right" },
     { "cmd",    kCmdWtId,    0, 0, kInDsvFl  | kSymDsvFl  | kOptArgDsvFl, "Command: on off"},
     { "ot",     kOtWtId,     0, 0, kInDsvFl  | kUIntDsvFl | kOptArgDsvFl, "Overtone count"},
     { "gain",   kGainWtId,   0, 0, kInDsvFl  | kDoubleDsvFl|kOptArgDsvFl, "Gain"},
   cmDspSetDefaultInt(   ctx, &p->inst, kLoopWtId,  0,    -1 );
   cmDspSetDefaultInt(   ctx, &p->inst, kBegWtId,   0,     0 );
   cmDspSetDefaultInt(   ctx, &p->inst, kEndWtId,   0,    -1 );
+  cmDspSetDefaultUInt(  ctx, &p->inst, kChWtId,    0,     0 );  
   cmDspSetDefaultSymbol(ctx, &p->inst, kCmdWtId,   p->onSymId );
   cmDspSetDefaultUInt(  ctx, &p->inst, kOtWtId,    0,     5 );
   cmDspSetDefaultDouble(ctx, &p->inst, kGainWtId,  0,     1.0 );
 // mode then the the function will automatically begin reading from the begining of the
 // file segment.  If the end of the file segment is encountered and the wave table is not
 // in loop mode then the empty portion of wt[] will be set to zero.
-cmDspRC_t _cmDspWaveTableReadBlock( cmDspCtx_t* ctx, cmDspWaveTable_t* p, cmSample_t* wt, unsigned rdSmpCnt, int begSmpIdx, int endSmpIdx, int maxLoopCnt  )
+cmDspRC_t _cmDspWaveTableReadBlock( cmDspCtx_t* ctx, cmDspWaveTable_t* p, cmSample_t* wt, unsigned rdSmpCnt, unsigned chIdx, int begSmpIdx, int endSmpIdx, int maxLoopCnt  )
 {
   unsigned    actFrmCnt = 0;
-  unsigned    chIdx     = 0;
   unsigned    chCnt     = 1;
   unsigned    fn        = endSmpIdx - p->fi + 1; // count of samples between p->fi and endSmpIdx
   unsigned    n0        = rdSmpCnt;
 {
   unsigned    n0        = rdSmpCnt;
   unsigned    n1        = 0;
-  int         begSmpIdx = cmDspInt(&p->inst,kBegWtId);
-  int         endSmpIdx = cmDspInt(&p->inst,kEndWtId);
-  int         maxLoopCnt= cmDspInt(&p->inst,kLoopWtId);
+  int         begSmpIdx = cmDspInt( &p->inst,kBegWtId);
+  int         endSmpIdx = cmDspInt( &p->inst,kEndWtId);
+  unsigned    chIdx     = cmDspUInt(&p->inst,kChWtId);
+  int         maxLoopCnt= cmDspInt( &p->inst,kLoopWtId);
 
   if( endSmpIdx < begSmpIdx )
     endSmpIdx = p->fn-1;
   if( p->doneFl )
     cmVOS_Zero(p->wt + p->wti,n0);
   else
-    if( _cmDspWaveTableReadBlock(ctx, p, p->wt+p->wti, n0,begSmpIdx,endSmpIdx,maxLoopCnt  ) != kOkDspRC )
+    if( _cmDspWaveTableReadBlock(ctx, p, p->wt+p->wti, n0, chIdx, begSmpIdx,endSmpIdx,maxLoopCnt  ) != kOkDspRC )
       return cmDspInstErr(ctx,&p->inst,kVarNotValidDspRC,"An error occured while reading the wave table file.");
 
   p->wtn -= n0;   // decrease the count of available samples
     if( p->doneFl )
       cmVOS_Zero(p->wt,n1);
     else
-      if( _cmDspWaveTableReadBlock(ctx, p, p->wt, n1,begSmpIdx,endSmpIdx,maxLoopCnt  ) != kOkDspRC )
+      if( _cmDspWaveTableReadBlock(ctx, p, p->wt, n1, chIdx, begSmpIdx,endSmpIdx,maxLoopCnt  ) != kOkDspRC )
         return cmDspInstErr(ctx,&p->inst,kVarNotValidDspRC,"An error occured while reading the wave table file.");
 
     p->wtn -= n1;  // decrease the count of available samples
 
   p->nxtBegSmpIdx = cmDspInt(&p->inst,kBegWtId);
   p->nxtEndSmpIdx = cmDspInt(&p->inst,kEndWtId);
+  p->nxtChIdx     = cmDspUInt(&p->inst,kChWtId);
 
   return _cmDspWaveTableCreateTable(ctx,p);
 
           cmDspSetEvent(ctx,inst,evt);                       // set the file name variable
           cmDspSetInt(ctx,inst,kBegWtId,p->nxtBegSmpIdx);    // set the beg/end smp idx var's from the stored nxtBeg/EndSmpIdx values
           cmDspSetInt(ctx,inst,kEndWtId,p->nxtEndSmpIdx);    // 
+          cmDspSetUInt(ctx,inst,kChWtId, p->nxtChIdx);       // 
           cmDspSetUInt(ctx,inst,kShapeWtId,kFileWtId);       // switch to file mode 
           rc = _cmDspWaveTableCreateTable(ctx,p);            // reload the wavetable
         }
       p->nxtEndSmpIdx = cmDsvGetInt(evt->valuePtr);
       break;
 
+    case kChWtId:
+      // store for next incoming file name msg
+      p->nxtChIdx = cmDsvGetUInt(evt->valuePtr);
+      break;
+      
     case kShapeWtId:
       if( cmDsvGetUInt(evt->valuePtr) < kShapeWtCnt )
       {
   cm1UpClassCons,
   cmGateToSymClassCons,
   cmPortToSymClassCons,
+  cmIntToSymClassCons,
   cmRouterClassCons,
   cmAvailChClassCons,
 

src/dsp/cmDspFx.c

     // register the symbol
     symIdArray[i] = cmSymTblRegisterSymbol(ctx->stH,symLabel);
 
+    // input port - any msg in this port will generate an output from 'out' as well as the associated output port
     cmDspArgSetup(ctx, args+kBaseInPtsId+i, symLabel, cmInvalidId, kBaseInPtsId+i, 0, 0, kInDsvFl  | kTypeDsvMask, cmTsPrintfH(ctx->lhH,"%s Input.",symLabel) );
 
     cmDspArgSetup(ctx, args+baseOutPtsId+i, symLabel, cmInvalidId, baseOutPtsId+i, 0, 0, kOutDsvFl | kSymDsvFl,    cmTsPrintfH(ctx->lhH,"%s Output.",symLabel) );
     unsigned idx = evt->dstVarId - kBaseInPtsId;
     assert( idx < p->symIdCnt );
     cmDspSetSymbol(ctx,inst,p->baseOutPtsId + idx, p->symIdArray[idx]);
-    return cmDspSetSymbol(ctx,inst,kOutPtsId,p->symIdArray[ evt->dstVarId - kBaseInPtsId ]);
+    return cmDspSetSymbol(ctx,inst,kOutPtsId,      p->symIdArray[idx]);
   }
 
   return rc;
 
 //------------------------------------------------------------------------------------------------------------
 //)
+//( { label:cmDspIntToSym file_desc:"Send a pre-defined symbol every time a message arrives a given input port." kw:[sunit] }
+enum
+{
+ kInItsId,
+ kOutItsId,
+ kBaseInItsId
+};
+
+cmDspClass_t _cmIntToSym_DC;
+
+typedef struct
+{
+  cmDspInst_t inst;
+  int*        intArray;
+  unsigned*   symIdArray;
+  unsigned    symIdCnt;
+  unsigned    baseIntItsId;
+  unsigned    baseOutItsId;
+  
+} cmDspIntToSym_t;
+
+cmDspInst_t*  _cmDspIntToSym_Alloc(cmDspCtx_t* ctx, cmDspClass_t* classPtr, unsigned storeSymId, unsigned instSymId, unsigned id, unsigned va_cnt, va_list vl )
+{
+  va_list       vl1;
+  va_copy(vl1,vl);
+
+  if( va_cnt < 2 || va_cnt % 2 !=0  )
+  {
+    va_end(vl1);
+    cmDspClassErr(ctx,classPtr,kVarArgParseFailDspRC,"The 'IntToSym' constructor argument list must contain at least one int/symbol pair and all pairs must be complete.");
+    return NULL;
+  }
+
+  unsigned      symCnt    = va_cnt/2;
+  unsigned      argCnt    = 2 + 3*symCnt;
+  cmDspVarArg_t args[argCnt+1];
+
+  unsigned* symIdArray   = cmMemAllocZ(unsigned,symCnt);
+  int*      intArray     = cmMemAllocZ(int,symCnt);
+  unsigned  baseIntItsId = kBaseInItsId + symCnt;  
+  unsigned  baseOutItsId = baseIntItsId + symCnt;
+
+  // setup the integer input and symbol output port arg recd
+  cmDspArgSetup(ctx,args,  "in",  cmInvalidId, kInItsId,  0, 0, kInDsvFl  | kIntDsvFl, "Integer input" );
+  cmDspArgSetup(ctx,args+1,"out", cmInvalidId, kOutItsId, 0, 0, kOutDsvFl | kSymDsvFl, "Output" );
+
+  unsigned i;
+
+  for(i=0; i<symCnt; ++i)
+  {
+    // get the integer value
+    intArray[i] = va_arg(vl,int);
+    
+    // get the symbol label
+    const cmChar_t* symLabel = va_arg(vl,const char*);
+    assert( symLabel != NULL );
+
+    unsigned intLabelN = (symLabel==NULL ? 0 : strlen(symLabel)) + 5;
+    cmChar_t intLabel[ intLabelN ];
+    snprintf(intLabel,intLabelN,"%s%s", symLabel==NULL ? "" : symLabel, "-int" );
+
+    // register the symbol
+    symIdArray[i] = cmSymTblRegisterSymbol(ctx->stH,symLabel);
+
+    // trigger port associated with this symbol (any msg on this port will trigger an output)
+    cmDspArgSetup(ctx, args+kBaseInItsId+i, symLabel, cmInvalidId, kBaseInItsId+i, 0, 0, kInDsvFl  | kTypeDsvMask, cmTsPrintfH(ctx->lhH,"%s Input.",symLabel) );
+
+    // this port is used to set the integer value associated with this symbol
+    cmDspArgSetup(ctx, args+baseIntItsId+i, intLabel, cmInvalidId, baseIntItsId+i, 0, 0, kInDsvFl  | kIntDsvFl,  cmTsPrintfH(ctx->lhH,"Set the integer value associated with %s.",symLabel) );
+    
+    // symbol output port - when ever this symbol is sent out it will go out this port as well as the 'out' port
+    cmDspArgSetup(ctx, args+baseOutItsId+i, symLabel, cmInvalidId, baseOutItsId+i, 0, 0, kOutDsvFl | kSymDsvFl,    cmTsPrintfH(ctx->lhH,"%s Output.",symLabel) );
+
+    
+  }
+
+  cmDspArgSetupNull(args + argCnt);
+
+  cmDspIntToSym_t* p = cmDspInstAlloc(cmDspIntToSym_t,ctx,classPtr,args,instSymId,id,storeSymId,0,vl1);
+
+  p->symIdCnt     = symCnt;
+  p->intArray     = intArray;
+  p->symIdArray   = symIdArray;
+  p->baseOutItsId = baseOutItsId;
+  p->baseIntItsId = baseIntItsId;
+
+  cmDspSetDefaultSymbol(ctx,&p->inst,kOutItsId,cmInvalidId);
+
+  va_end(vl1);
+
+  return &p->inst;
+}
+cmDspRC_t _cmDspIntToSym_Free(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt )
+{
+  cmDspIntToSym_t* p = (cmDspIntToSym_t*)inst;
+  cmMemFree(p->symIdArray);
+  return kOkDspRC;
+}
+
+cmDspRC_t _cmDspIntToSym_Reset(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt )
+{
+  return cmDspApplyAllDefaults(ctx,inst);
+}
+
+cmDspRC_t _cmDspIntToSymSendOut( cmDspCtx_t* ctx, cmDspInst_t* inst, unsigned idx )
+{
+  cmDspIntToSym_t* p = (cmDspIntToSym_t*)inst;
+  assert( idx < p->symIdCnt );
+  cmDspSetSymbol(ctx,inst,p->baseOutItsId + idx, p->symIdArray[idx]);
+  return cmDspSetSymbol(ctx, inst, kOutItsId, p->symIdArray[ idx ]);
+}
+
+
+cmDspRC_t _cmDspIntToSym_Recv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt )
+{ 
+  cmDspRC_t    rc = kOkDspRC;
+  cmDspIntToSym_t* p = (cmDspIntToSym_t*)inst;
+
+  // if an integer arrived at 'in'
+  if( evt->dstVarId == kInItsId )
+  {
+    cmDspSetEvent(ctx,inst,evt);
+
+    unsigned i;
+    int      intVal = cmDspInt(inst,kInItsId);
+    
+    for(i=0; i<p->symIdCnt; ++i)
+      if( intVal == p->intArray[i] )
+      {
+        rc = _cmDspIntToSymSendOut( ctx, inst, i );
+        break;
+      } 
+  }
+  else
+  {  
+    // if a msg of any type is recieved on an input port - send out the associated symbol
+    if( kBaseInItsId <= evt->dstVarId && evt->dstVarId < kBaseInItsId + p->symIdCnt )
+    {
+      _cmDspIntToSymSendOut( ctx, inst, evt->dstVarId - kBaseInItsId );
+    }
+    else
+      
+      // if this is a new interger value for this symbol
+      if( p->baseIntItsId <= evt->dstVarId && evt->dstVarId < p->baseIntItsId + p->symIdCnt )
+      {
+        cmDspSetEvent(ctx,inst,evt);
+
+        p->intArray[ evt->dstVarId - p->baseIntItsId ] = cmDspInt( inst, evt->dstVarId );
+      }
+  }
+
+  
+  return rc;
+}
+
+cmDspClass_t* cmIntToSymClassCons( cmDspCtx_t* ctx )
+{
+  cmDspClassSetup(&_cmIntToSym_DC,ctx,"IntToSym",
+    NULL,
+    _cmDspIntToSym_Alloc,
+    _cmDspIntToSym_Free,
+    _cmDspIntToSym_Reset,
+    NULL,
+    _cmDspIntToSym_Recv,
+    NULL,NULL,
+    "If a message of any kind is received on a port then send the symbol associated with the port.");
+
+  return &_cmIntToSym_DC;
+}
+
+//------------------------------------------------------------------------------------------------------------
+//)
 //( { label:cmDspRouter file_desc:"Route the input value to one of multiple output ports." kw:[sunit] }
  
 enum

src/dsp/cmDspFx.h

   struct cmDspClass_str* cm1UpClassCons(        cmDspCtx_t* ctx );
   struct cmDspClass_str* cmGateToSymClassCons(  cmDspCtx_t* ctx );
   struct cmDspClass_str* cmPortToSymClassCons(  cmDspCtx_t* ctx );
+  struct cmDspClass_str* cmIntToSymClassCons(   cmDspCtx_t* ctx );  
   struct cmDspClass_str* cmRouterClassCons(     cmDspCtx_t* ctx );
   struct cmDspClass_str* cmAvailChClassCons(    cmDspCtx_t* ctx );
   struct cmDspClass_str* cmPresetClassCons(     cmDspCtx_t* ctx );

src/dsp/cmDspPgm.c

 #include "cmTime.h"
 #include "cmAudioSys.h"
 #include "cmProcObj.h"
+#include "cmPP_NARG.h"
 #include "cmDspCtx.h"
 #include "cmDspClass.h"
 #include "cmDspSys.h"
 {
   cmDspRC_t rc = kOkDspRC;
 
-  cmDspInst_t* btn0  = cmDspSysAllocButton( h, "Btn0", 0.0 );
-  cmDspInst_t* btn1  = cmDspSysAllocButton( h, "Btn1", 0.0 );
-  cmDspInst_t* btn2  = cmDspSysAllocButton( h, "Btn2", 0.0 );  
+  inst_t* btn0  = button( "Btn0", 0.0 );
+  inst_t* btn1  = button( "Btn1", 0.0 );
+  inst_t* btn2  = button( "Btn2", 0.0 );  
 
-  cmDspInst_t* pts   = cmDspSysAllocInst( h, "PortToSym", NULL, 3, "one", "two", "three");
+  inst_t* pts   = inst( "PortToSym", NULL, "one", "two", "three");
 
-  cmDspInst_t* pr0  = cmDspSysAllocInst( h, "Printer", NULL, 1, "0:" );
-  cmDspInst_t* pr1  = cmDspSysAllocInst( h, "Printer", NULL, 1, "1:" );
+  inst_t* pr0  = inst( "Printer", NULL,  "sym:" );
+  inst_t* pr1  = inst( "Printer", NULL,  "btn:" );
+  inst_t* pr2  = inst( "Printer", NULL,  "out:" );
 
   // check for allocation errors
   if((rc = cmDspSysLastRC(h)) != kOkDspRC )
     goto errLabel;
   
-  cmDspSysInstallCb(   h, btn0, "out", pts, "one",NULL);
-  cmDspSysInstallCb(   h, btn1, "out", pts, "two",NULL);
-  cmDspSysInstallCb(   h, btn2, "out", pts, "three",NULL);
+  event( btn0, out, pts, one );
+  event( btn1, out, pts, two );
+  event( btn2, out, pts, three );
+
+  event( btn0, out, pr1, in );
+  event( btn1, out, pr1, in );
+  event( btn2, out, pr1, in );
+
+  event( pts,  one,   pr0, in );
+  event( pts,  two,   pr0, in );
+  event( pts,  three, pr0, in );
+  event( pts,  out,   pr2, in );
+
+ errLabel:
+  return rc;
+}
+
+//------------------------------------------------------------------------------
+//)
+//( { label:cmDspPgm_IntToSym file_desc:"IntToSym example program." kw:[spgm] }
+cmDspRC_t _cmDspSysPgm_IntToSym( cmDspSysH_t h, void** userPtrPtr )
+{
+  cmDspRC_t rc = kOkDspRC;
+
+  inst_t* sel0   = scalar( "Sel0", 0.0, 10.0, 1.0, 1.0 );
+  inst_t* sel1   = scalar( "Sel1", 0.0, 10.0, 1.0, 1.0 );
+  inst_t* sel2   = scalar( "Sel2", 0.0, 10.0, 1.0, 1.0 );
+  inst_t* val    = scalar( "Val",  0.0, 10.0, 1.0, 1.0 );
 
-  cmDspSysInstallCb(   h, btn0, "out", pr1, "in",NULL);
-  cmDspSysInstallCb(   h, btn1, "out", pr1, "in",NULL);
-  cmDspSysInstallCb(   h, btn2, "out", pr1, "in",NULL);
+  inst_t* pts   = inst( "IntToSym", NULL, 0, "one", 0, "two", 0, "three");
 
-  cmDspSysInstallCb(   h, pts,  "one",   pr0, "in", NULL );
-  cmDspSysInstallCb(   h, pts,  "two",   pr0, "in", NULL );
-  cmDspSysInstallCb(   h, pts,  "three", pr0, "in", NULL );
+  inst_t* pr0  = inst( "Printer", NULL,  "val:" );
+  inst_t* pr1  = inst( "Printer", NULL,  "sym:" );
+  inst_t* pr2  = inst( "Printer", NULL,  "out:" );
 
+  // check for allocation errors
+  if((rc = cmDspSysLastRC(h)) != kOkDspRC )
+    goto errLabel;
 
+  event( sel0, val, pts, one-int );
+  event( sel1, val, pts, two-int );
+  event( sel2, val, pts, three-int );
+  
+  event( val, val, pts, in );
+  event( val, val, pr0, in );
+
+  event( pts,  one,   pr1, in );
+  event( pts,  two,   pr1, in );
+  event( pts,  three, pr1, in );
+  
+  event( pts, out, pr2, in );
+  
  errLabel:
   return rc;
 }
 
+
 //------------------------------------------------------------------------------
 //)
 //( { label:cmDspPgm_Line file_desc:"Line generator example program." kw:[spgm] }
   { "line",              _cmDspSysPgm_Line,           NULL, NULL },
   { "1Up",               _cmDspSysPgm_1Up,            NULL, NULL },
   { "PortToSym",         _cmDspSysPgm_PortToSym,      NULL, NULL },
+  { "IntToSym",          _cmDspSysPgm_IntToSym,       NULL, NULL },
   { "preset",            _cmDspSysPgm_Preset,         NULL, NULL },
   { "rsrcWr",            _cmDspSysPgm_RsrcWr,         NULL, NULL },
   { "router",            _cmDspSysPgm_Router,         NULL, NULL },

src/dsp/cmDspPgmKrTimeLineLiteAf.c

   //int baseAudioInCh =  0; // 2;
   int baseAudioOutCh = 0;//  2;
 
-  //cmDspInst_t* ai0 = cmDspSysAllocInst(h,"AudioIn",     NULL,  1, baseAudioInCh + 0);
-  //cmDspInst_t* ai1 = cmDspSysAllocInst(h,"AudioIn",     NULL,  1, baseAudioInCh + 1);
-  //cmDspInst_t* mip = cmDspSysAllocInst(h,"MidiIn",      NULL,  2, "MOTU - Traveler mk3", "MIDI Port");
-  //cmDspInst_t* mip = cmDspSysAllocInst(h,"MidiIn",      NULL,  2, "Apple Inc. - IAC Driver", "Bus 1");
   
   cmDspInst_t* tlp  = cmDspSysAllocInst(h,"TimeLine",    "tl",  2, r.tlFn, r.tlPrefixPath );
   cmDspInst_t* scp  = cmDspSysAllocInst(h,"Score",       "sc",  1, r.scFn );
   cmDspInst_t* pts  = cmDspSysAllocInst(h,"PortToSym",   NULL,  2, "on", "off" );
 
-  cmDspInst_t* php =  cmDspSysAllocInst(h,"Phasor",   NULL,  0 );
-  cmDspInst_t* wtp =  cmDspSysAllocInst(h,"WaveTable",NULL,  2, ((int)cmDspSysSampleRate(h)), 1 );
+  cmDspInst_t* php =  cmDspSysAllocInst(h,"Phasor",    NULL,  0 );
+  cmDspInst_t* wt0 =  cmDspSysAllocInst(h,"WaveTable", NULL,  7, ((int)cmDspSysSampleRate(h)), 1, NULL, -1, 0, -1, 0 );
+  cmDspInst_t* wt1 =  cmDspSysAllocInst(h,"WaveTable", NULL,  7, ((int)cmDspSysSampleRate(h)), 1, NULL, -1, 0, -1, 1 );
 
   
   cmDspInst_t* mfp  = cmDspSysAllocInst(h,"MidiFilePlay",NULL,  0 );
   cmDspInst_t* nmp  = cmDspSysAllocInst(h,"NanoMap",     NULL,  0 );
-  //cmDspInst_t* pic  = cmDspSysAllocInst(h,"Picadae",     NULL,  0 );
-  cmDspInst_t* mop  = cmDspSysAllocInst(h,"MidiOut",     NULL,  2, "Fastlane","Fastlane MIDI A" );
-  cmDspInst_t* mo2p = cmDspSysAllocInst(h,"MidiOut",     NULL,  2, "Fastlane","Fastlane MIDI B");
   cmDspInst_t* sfp  = cmDspSysAllocInst(h,"ScFol",       NULL,  5, r.scFn, sfBufCnt, sfMaxWndCnt, sfMinVel, sfEnaMeasFl );
   cmDspInst_t* amp  = cmDspSysAllocInst(h,"ActiveMeas",  NULL,  1, 100 );
   cmDspInst_t* modp = cmDspSysAllocInst(h,"ScMod",       NULL,  2, r.modFn, "m1" );
+  cmDspInst_t* its  = cmDspSysAllocInst(h,"IntToSym",    NULL,  2, 0, "off");
  
   unsigned   preGrpSymId     = cmDspSysPresetRegisterGroup(h,"tl");
   unsigned   cmpPreGrpSymId  = cmDspSysPresetRegisterGroup(h,"tl_cmp"); 
   cmDspSysNewPage(h,"Controls-1");
   _cmDspSys_TlXformChain(h, &c1, preGrpSymId, cmpPreGrpSymId, amp, modp, 1, 1 );
 
+  cmDspInst_t* lmix = cmDspSysAllocInst(h, "AMix",      NULL, 1, 2 );
+  cmDspInst_t* rmix = cmDspSysAllocInst(h, "AMix",      NULL, 1, 2 );
 
-  cmDspInst_t* ao0 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+2 ); // 4 Piano     1 Output
-  cmDspInst_t* ao1 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+3 ); // 5          2
-  cmDspInst_t* ao2 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+0 ); // 2 Transform 1 OUtput
-  cmDspInst_t* ao3 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+1 ); // 3          2
+  cmDspInst_t* ao0 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+0 ); 
+  cmDspInst_t* ao1 = cmDspSysAllocInst(h,"AudioOut",    NULL,   1, baseAudioOutCh+1 ); 
 
   cmDspSysNewPage(h,"Main");
-  cmDspInst_t* notesOffb= cmDspSysAllocInst(h,"Button", "notesOff",   2, kButtonDuiId, 1.0 );
+  //cmDspInst_t* notesOffb= cmDspSysAllocInst(h,"Button", "notesOff",   2, kButtonDuiId, 1.0 );
   cmDspInst_t* onb     = cmDspSysAllocInst(h,"Button", "start",   2, kButtonDuiId, 1.0 );
   cmDspInst_t* offb    = cmDspSysAllocInst(h,"Button", "stop",    2, kButtonDuiId, 1.0 );
   cmDspInst_t* mod_sel = cmDspSysAllocMsgList(h, NULL, "mod_sel", 1 );
   // Record <-> Live switches
   cmDspInst_t* tlRt  = cmDspSysAllocInst(h,"Router", NULL, 2, 2, 0);  // time line swich
   cmDspInst_t* mfpRt = cmDspSysAllocInst(h,"Router", NULL, 2, 2, 0);
-  //cmDspInst_t* amRt  = cmDspSysAllocInst(h,"Router", NULL, 2, 2, 0);
 
-  //cmDspSysNewColumn(h,0);
-  //cmDspInst_t* igain0 = cmDspSysAllocInst(h,"Scalar", "In Gain-0",    5, kNumberDuiId, 0.0,   100.0,0.01,   1.0 );  
-  //cmDspInst_t* igain1 = cmDspSysAllocInst(h,"Scalar", "In Gain-1",    5, kNumberDuiId, 0.0,   100.0,0.01,   1.0 );  
 
   //cmDspSysNewColumn(h,0);
   cmDspInst_t* ogain0 = cmDspSysAllocInst(h,"Scalar", "Dry Out Gain-0",   5, kNumberDuiId, 0.0,   10.0,0.01,   1.0 );  
   cmDspInst_t* ogain2 = cmDspSysAllocInst(h,"Scalar", "Wet Out Gain-2",   5, kNumberDuiId, 0.0,   10.0,0.01,   1.0 );  
   cmDspInst_t* ogain3 = cmDspSysAllocInst(h,"Scalar", "Wet Out Gain-3",   5, kNumberDuiId, 0.0,   10.0,0.01,   1.0 );  
 
+  cmDspInst_t* ogainW = cmDspSysAllocInst(h,"Scalar", "Wet Master",   5, kNumberDuiId, 0.0,   10.0,0.01,   1.0 );  
+  cmDspInst_t* ogainD = cmDspSysAllocInst(h,"Scalar", "Dry Master",   5, kNumberDuiId, 0.0,   10.0,0.01,   1.0 );  
+
+  cmDspInst_t* gmult0  = cmDspSysAllocInst(h,"ScalarOp", NULL, 6, 2, "*", "in-0", 1.0, "in-1", 1.0 );
+  cmDspInst_t* gmult1  = cmDspSysAllocInst(h,"ScalarOp", NULL, 6, 2, "*", "in-0", 1.0, "in-1", 1.0 );
+  cmDspInst_t* gmult2  = cmDspSysAllocInst(h,"ScalarOp", NULL, 6, 2, "*", "in-0", 1.0, "in-1", 1.0 );
+  cmDspInst_t* gmult3  = cmDspSysAllocInst(h,"ScalarOp", NULL, 6, 2, "*", "in-0", 1.0, "in-1", 1.0 );
+  
+ 
+  
   // Audio file recording
   cmDspInst_t* recdGain= cmDspSysAllocInst(h,"Scalar", "Recd Gain",  5, kNumberDuiId, 0.0,   100.0,0.01, 1.5 );  
   cmDspInst_t* recdChk = cmDspSysAllocInst(h,"Button", "Record",     2, kCheckDuiId, 0.0 );
   cmDspInst_t* mi0p    = cmDspSysAllocInst(h,"AMeter","In 0",  0);
   cmDspInst_t* mi1p    = cmDspSysAllocInst(h,"AMeter","In 1",  0);
 
-  cmDspInst_t* meas    = cmDspSysAllocInst(h,"Scalar", "Meas",    5, kNumberDuiId, 1.0,   59.0,1.0,   1.0 );  
+  cmDspInst_t* meas     = cmDspSysAllocInst(h,"Scalar", "Begin Meas", 5, kNumberDuiId, 1.0, 1000.0, 1.0, 1.0 );  
+  cmDspInst_t* emeas    = cmDspSysAllocInst(h,"Scalar", "End   Meas", 5, kNumberDuiId, 1.0, 1000.0, 1.0, 1.0 );  
   cmDspSysInstallCb( h, meas, "val", scp, "meas", NULL);
   cmDspSysInstallCb( h, meas, "val", tlp, "meas", NULL);
-
+  
 
 
 
   cmDspSysInstallCb(h, recdPtS, "out", afop,    "sel",   NULL );
 
   // Audio connections
-
-  cmDspSysConnectAudio(h, php, "out", wtp, "phs" );   // phasor -> wave table
-  cmDspSysConnectAudio(h, wtp, "out", ao0, "in" );    // wave table -> audio out (dry output)
-  cmDspSysConnectAudio(h, wtp, "out", ao1, "in" );    // 
+  cmDspSysConnectAudio(h, php, "out", wt0, "phs" );      // phasor -> wave table
+  cmDspSysConnectAudio(h, php, "out", wt1, "phs" );      // 
   
-  //cmDspSysConnectAudio( h, ai0,   "out", ao0,   "in" );  //  dry signal through 
-  //cmDspSysConnectAudio( h, ai1,   "out", ao1,   "in" );  //
-  
-  //cmDspSysConnectAudio( h, ai0,   "out", mi0p,   "in" );  //
-  //cmDspSysConnectAudio( h, ai0,   "out", c0.kr0, "in" );  // ain -> ch0.kr0
-  //cmDspSysConnectAudio( h, ai0,   "out", c0.kr1, "in" );  // ain -> ch0.kr1
+  cmDspSysConnectAudio(h, wt0, "out", lmix, "in-0" );    // wave table -> audio out (dry output)
+  cmDspSysConnectAudio(h, wt1, "out", rmix, "in-0" );    // 
+
+  //cmDspSysConnectAudio(h, wt0, "out", lmix, "in-1" );    // wave table -> audio out (dry output)
+  //cmDspSysConnectAudio(h, wt1, "out", rmix, "in-1" );    // 
 
-  cmDspSysConnectAudio( h, wtp,   "out", mi0p,   "in" );  //
-  cmDspSysConnectAudio( h, wtp,   "out", c0.kr0, "in" );  // ain -> ch0.kr0
-  cmDspSysConnectAudio( h, wtp,   "out", c0.kr1, "in" );  // ain -> ch0.kr1
+
+  cmDspSysConnectAudio( h, wt0,   "out", mi0p,   "in" );  //
+  cmDspSysConnectAudio( h, wt0,   "out", c0.kr0, "in" );  // ain -> ch0.kr0
+  cmDspSysConnectAudio( h, wt0,   "out", c0.kr1, "in" );  // ain -> ch0.kr1
 
   
-  cmDspSysConnectAudio( h, c0.cmp,"out", ao2,    "in" );  // ch0.cmp -> aout
+  cmDspSysConnectAudio( h, c0.cmp,"out", lmix,    "in-1" );  // ch0.cmp -> aout
   cmDspSysConnectAudio( h, c0.cmp,"out", afop,   "in0");  // ch0.cmp -> audio_file_out
 
-  //cmDspSysConnectAudio( h, ai1,   "out", mi1p,   "in" );  //
-  //cmDspSysConnectAudio( h, ai1,   "out", c1.kr0, "in" );  // ain -> ch1.kr0
-  //cmDspSysConnectAudio( h, ai1,   "out", c1.kr1, "in" );  // ain -> ch1.kr1
 
-  cmDspSysConnectAudio( h, wtp,   "out", mi1p,   "in" );  //
-  cmDspSysConnectAudio( h, wtp,   "out", c1.kr0, "in" );  // ain -> ch1.kr0
-  cmDspSysConnectAudio( h, wtp,   "out", c1.kr1, "in" );  // ain -> ch1.kr1
+  cmDspSysConnectAudio( h, wt1,   "out", mi1p,   "in" );  //
+  cmDspSysConnectAudio( h, wt1,   "out", c1.kr0, "in" );  // ain -> ch1.kr0
+  cmDspSysConnectAudio( h, wt1,   "out", c1.kr1, "in" );  // ain -> ch1.kr1
 
-  cmDspSysConnectAudio( h, c1.cmp,"out", ao3,    "in" );  // ch1.cmp -> aout
+  cmDspSysConnectAudio( h, c1.cmp,"out", rmix,    "in-1" );  // ch1.cmp -> aout
   cmDspSysConnectAudio( h, c1.cmp,"out", afop,   "in1");  // ch1.cmp ->audio_file_out
   
+  cmDspSysConnectAudio( h, lmix, "out", ao0, "in" );
+  cmDspSysConnectAudio( h, rmix, "out", ao1, "in" );
 
 
   cmDspSysInstallCb( h, clrBtn, "sym",    amp, "cmd",   NULL ); // clear active meas.
   cmDspSysInstallCb( h, sfp, "vcost",prt,   "in",  NULL ); //
   cmDspSysInstallCb( h, sfp, "vtyp", prc,   "in", NULL ); //
   */
+  
   // wave-table to time-line cursor
-  //cmDspSysInstallCb(   h, wtp, "fidx",tlp,  "curs", NULL); 
+  cmDspSysInstallCb(   h, wt0, "fidx",tlp,  "curs", NULL); 
 
   cmDspSysInstallCb(h, prePath, "out", tlp, "path", NULL );
 
   cmDspSysInstallCb(h, mfpRt,"s-out-0",mfp,  "sel",   NULL );
 
   cmDspSysInstallCb(h, onb, "sym",     pts,     "on",     NULL );
-  cmDspSysInstallCb(h, pts, "on",      wtp,     "cmd",    NULL );
+  cmDspSysInstallCb(h, pts, "on",      wt0,     "cmd",    NULL );
+  cmDspSysInstallCb(h, pts, "on",      wt1,     "cmd",    NULL );
   cmDspSysInstallCb(h, pts, "on",      modp,    "cmd",    NULL );
   cmDspSysInstallCb(h, onb, "sym",     amCmd,   "rewind", NULL );
   cmDspSysInstallCb(h, onb, "out",     c0.achan,"reset",  NULL );
   // stop connections
   cmDspSysInstallCb(h, tlp,  "mfn", pts, "off",   NULL ); // Prevents WT start on new audio file from TL.
   cmDspSysInstallCb(h, offb, "sym", mfp, "sel",   NULL ); 
-  cmDspSysInstallCb(h, offb, "sym", pts, "off",   NULL );
-  cmDspSysInstallCb(h, pts,  "off", wtp, "cmd",   NULL );
+  cmDspSysInstallCb(h, offb, "sym", pts, "off",   NULL );  
+  cmDspSysInstallCb(h, pts,  "off", wt0, "cmd",   NULL );
+  cmDspSysInstallCb(h, pts,  "off", wt1, "cmd",   NULL );
   cmDspSysInstallCb(h, pts,  "off", modp,"cmd",   NULL );
-  cmDspSysInstallCb(h, offb, "sym", mop, "reset", NULL );
-  cmDspSysInstallCb(h, offb, "sym", mo2p,"reset", NULL );
 
 
   // time-line to MIDI file player selection
 
 
   // time-line to Audio file player selection
-  cmDspSysInstallCb(h, tlp, "absi", wtp, "beg",   NULL );
-  cmDspSysInstallCb(h, tlp, "aesi", wtp, "end",   NULL );
-  cmDspSysInstallCb(h, tlp, "afn",  wtp, "fn",    NULL );
+  cmDspSysInstallCb(h, tlp, "absi", wt0, "beg",   NULL );
+  cmDspSysInstallCb(h, tlp, "aesi", wt0, "end",   NULL );
+  cmDspSysInstallCb(h, tlp, "afn",  wt0, "fn",    NULL );
+
+  cmDspSysInstallCb(h, tlp, "absi", wt1, "beg",   NULL );
+  cmDspSysInstallCb(h, tlp, "aesi", wt1, "end",   NULL );
+  cmDspSysInstallCb(h, tlp, "afn",  wt1, "fn",    NULL );
   
   // score to score follower - to set initial search location
   cmDspSysInstallCb(h, scp, "sel",    sfp, "index", NULL );
 
   cmDspSysInstallCb(h, msrc,   "d1",     sfp,  "d1",    NULL );
   cmDspSysInstallCb(h, msrc,   "d1",     nmp,  "d1",    NULL );
-  cmDspSysInstallCb(h, nmp,   "d1",     mop,  "d1",    NULL );
-  //cmDspSysInstallCb(h, nmp,   "d1",     pic, "d1",    NULL );
-  //cmDspSysInstallCb(h, pic,   "d1",     mo2p, "d1",    NULL );
 
   cmDspSysInstallCb(h, msrc,  "d0",      sfp,  "d0",   NULL );
   cmDspSysInstallCb(h, msrc,  "d0",      nmp,  "d0",   NULL );
-  cmDspSysInstallCb(h, nmp,  "d0",      mop,  "d0",   NULL );
-  //cmDspSysInstallCb(h, nmp,  "d0",      pic, "d0",   NULL );
-  //cmDspSysInstallCb(h, pic,   "d0",     mo2p, "d0",    NULL );
 
   cmDspSysInstallCb(h, msrc,  "status",  sfp,  "status",NULL );
   cmDspSysInstallCb(h, msrc,  "status",  nmp,  "status",NULL );
-  cmDspSysInstallCb(h, nmp,  "status",  mop,  "status",NULL );
-  //cmDspSysInstallCb(h, nmp,  "status",  pic, "status",NULL );
-  //cmDspSysInstallCb(h, pic,   "status",  mo2p, "status",    NULL );
 
 
   // score follower to recd_play,modulator and printers
   cmDspSysInstallCb(h, sfp, "out",     modp,    "index", NULL );
   cmDspSysInstallCb(h, sfp, "recent",  prp,     "in",  NULL );  // report 'recent' but only act on 'max' loc index
 
-  //cmDspSysInstallCb(h, igain0, "val", ai0, "gain", NULL );   // input gain control
-  //cmDspSysInstallCb(h, igain1, "val", ai1, "gain", NULL );
-
+  cmDspSysInstallCb( h, emeas, "val", its,  "off-int", NULL);
+  cmDspSysInstallCb( h, sfp,   "out", its,  "in",  NULL);
+  cmDspSysInstallCb( h, its,   "out", offb, "in",  NULL);
+  cmDspSysInstallCb( h, its,   "out", prp, "in",  NULL);
+  
 
   cmDspSysInstallCb(h, modp, "dgain0",  ogain0, "val",  NULL );
   cmDspSysInstallCb(h, modp, "dgain1",  ogain1, "val",  NULL );
   cmDspSysInstallCb(h, modp, "wgain0",  ogain2, "val",  NULL );
   cmDspSysInstallCb(h, modp, "wgain1",  ogain3, "val",  NULL );
 
-  cmDspSysInstallCb(h, ogain0, "val", ao0, "gain", NULL );   // output gain control - dry 0
-  cmDspSysInstallCb(h, ogain1, "val", ao1, "gain", NULL );   //                       dry 1
-  cmDspSysInstallCb(h, ogain2, "val", ao2, "gain", NULL );   //                       wet 0
-  cmDspSysInstallCb(h, ogain3, "val", ao3, "gain", NULL );   //                       wet 1
+
+  cmDspSysInstallCb(h, ogain0,  "val", gmult0, "in-0", NULL );
+  cmDspSysInstallCb(h, ogainD,  "val", gmult0, "in-1", NULL );
+  
+  cmDspSysInstallCb(h, ogain1,  "val", gmult1, "in-0", NULL );
+  cmDspSysInstallCb(h, ogainD,  "val", gmult1, "in-1", NULL );
+  
+  cmDspSysInstallCb(h, ogain2,  "val", gmult2, "in-0", NULL );
+  cmDspSysInstallCb(h, ogainW,  "val", gmult2, "in-1", NULL );
+  cmDspSysInstallCb(h, ogain3,  "val", gmult3, "in-0", NULL );
+  cmDspSysInstallCb(h, ogainW,  "val", gmult3, "in-1", NULL );
+  
+  cmDspSysInstallCb(h, gmult0, "out", lmix, "gain-0", NULL );   // output gain control - dry 0
+  cmDspSysInstallCb(h, gmult1, "out", rmix, "gain-0", NULL );   //                       dry 1
+  cmDspSysInstallCb(h, gmult2, "out", lmix, "gain-1", NULL );   //                       wet 0
+  cmDspSysInstallCb(h, gmult3, "out", rmix, "gain-1", NULL );   //                       wet 1
 
 
   return rc;

src/dsp/cmDspSys.h

   cmDspRC_t    cmDspSysInsertHorzBorder( cmDspSysH_t h );
 
   cmDspRC_t    cmDspSysNewPage( cmDspSysH_t h, const cmChar_t* title );
-
-
+  
   //----------------------------------------------------------------------------------------------------
   // Connection Functions.
   //
 
   //)
 
+  typedef cmDspInst_t inst_t;
+  
+#define inst( classLabel, instLabel, ... )       cmDspSysAllocInst( h, classLabel, instLabel, PP_NARG(__VA_ARGS__), __VA_ARGS__ )
+#define button( label, real_val )                cmDspSysAllocButton(  h, label, real_val )
+#define scalar( label, rmin, rmax, rstep, rval ) cmDspSysAllocScalar(  h, label, rmin, rmax, rstep, rval )
+
+  
+#define audio( src, sarg, dst, darg )      cmDspSysConnectAudio( h, src, #sarg, dst, #darg )
+#define event( src, sarg, dst, darg )      cmDspSysInstallCb( h, src, #sarg, dst, #darg, NULL )
+
+  
+  
 #ifdef __cplusplus
   }
 #endif