FAUST compiler  0.9.9.6b8
subsignals.cpp
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00001 #include <signals.hh>
00002 #include <property.hh>
00003 
00012 int getSubSignals (Tree sig, vector<Tree>& vsigs, bool visitgen)
00013 {
00014     vsigs.clear();
00015 
00016     int     i;
00017     double  r;
00018     Tree    c, sel, x, y, z, u, v, var, le, label, id, ff, largs, type, name, file;
00019 
00020          if ( getUserData(sig) )                    { for (int i=0; i<sig->arity(); i++) { vsigs.push_back(sig->branch(i)); }
00021                                                       return sig->arity(); }
00022     else if ( isSigInt(sig, &i) )                   { return 0; }
00023     else if ( isSigReal(sig, &r) )                  { return 0; }
00024     else if ( isSigInput(sig, &i) )                 { return 0;             }
00025     else if ( isSigOutput(sig, &i, x) )             { vsigs.push_back(x); return 1; }
00026 
00027     else if ( isSigDelay1(sig, x) )                 { vsigs.push_back(x); return 1; }
00028 
00029     else if ( isSigFixDelay(sig, x, y) )            { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00030     else if ( isSigPrefix(sig, x, y) )              { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00031     else if ( isSigIota(sig, x) )                   { vsigs.push_back(x); return 1; }
00032 
00033     else if ( isSigBinOp(sig, &i, x, y) )           { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00034     else if ( isSigFFun(sig, ff, largs) )           { int n = 0; while (!isNil(largs)) { vsigs.push_back(hd(largs)); largs = tl(largs); n++; } return n; }
00035     else if ( isSigFConst(sig, type, name, file) )  { return 0; }
00036     else if ( isSigFVar(sig, type, name, file) )    { return 0; }
00037 
00038     else if ( isSigTable(sig, id, x, y) )           { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00039     else if ( isSigWRTbl(sig, id, x, y, z) )        { vsigs.push_back(x); vsigs.push_back(y); vsigs.push_back(z); return 3; }
00040     else if ( isSigRDTbl(sig, x, y) )               { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00041 
00042     else if ( isSigDocConstantTbl(sig, x, y) )      { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00043     else if ( isSigDocWriteTbl(sig, x, y, u, v) )   { vsigs.push_back(x); vsigs.push_back(y); vsigs.push_back(u); vsigs.push_back(v); return 4; }
00044     else if ( isSigDocAccessTbl(sig, x, y) )        { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00045 
00046 
00047     else if ( isSigSelect2(sig, sel, x, y) )        { vsigs.push_back(sel); vsigs.push_back(x); vsigs.push_back(y); return 3; }
00048     else if ( isSigSelect3(sig, sel, x, y, z) )     { vsigs.push_back(sel); vsigs.push_back(x); vsigs.push_back(y); vsigs.push_back(z); return 4; }
00049 
00050     else if ( isSigGen(sig, x) )                    { if (visitgen) { vsigs.push_back(x); return 1;} else { return 0; } }
00051 
00052     else if ( isProj(sig, &i, x) )                  { vsigs.push_back(x); return 1; }
00053     else if ( isRec(sig, var, le) )                 { vsigs.push_back(le); return 1; }
00054 
00055     else if ( isSigIntCast(sig, x) )                { vsigs.push_back(x); return 1; }
00056     else if ( isSigFloatCast(sig, x) )              { vsigs.push_back(x); return 1; }
00057 
00058     else if ( isSigButton(sig, label) )             { return 0; }
00059     else if ( isSigCheckbox(sig, label) )           { return 0; }
00060     else if ( isSigVSlider(sig, label,c,x,y,z) )    { return 0; }
00061     else if ( isSigHSlider(sig, label,c,x,y,z) )    { return 0; }
00062     else if ( isSigNumEntry(sig, label,c,x,y,z) )   { return 0; }
00063 
00064     else if ( isSigVBargraph(sig, label,x,y,z) )    { vsigs.push_back(z); return 1; }
00065     else if ( isSigHBargraph(sig, label,x,y,z) )    { vsigs.push_back(z); return 1; }
00066     else if ( isSigAttach(sig, x, y) )              { vsigs.push_back(x); vsigs.push_back(y); return 2; }
00067     else if ( isList(sig) )                         { vsigs.push_back(hd(sig)); vsigs.push_back(tl(sig));  return 2; }
00068     else if ( isNil(sig) )                          { return 0; }
00069 
00070     else {
00071         cerr << "ERROR, unrecognized signal : " << *sig << endl;
00072         exit(1);
00073     }
00074     return 0;
00075 }