diff options
author | Thomas Grill <xovo@users.sourceforge.net> | 2003-04-05 02:37:20 +0000 |
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committer | Thomas Grill <xovo@users.sourceforge.net> | 2003-04-05 02:37:20 +0000 |
commit | 650df20e3bff945c8c01393fe2e2eaac6820acaa (patch) | |
tree | 97d44ef24078b5344219ccf2864b9694cf047bf5 /externals/grill/pool/pool.cpp | |
parent | 864976cb9f8e12ec480585416d1d098f79e2646c (diff) |
""
svn path=/trunk/; revision=542
Diffstat (limited to 'externals/grill/pool/pool.cpp')
-rw-r--r-- | externals/grill/pool/pool.cpp | 620 |
1 files changed, 4 insertions, 616 deletions
diff --git a/externals/grill/pool/pool.cpp b/externals/grill/pool/pool.cpp index d48f4a7a..f58bae5f 100644 --- a/externals/grill/pool/pool.cpp +++ b/externals/grill/pool/pool.cpp @@ -1,1228 +1,616 @@ /* - - pool - hierarchical storage object for PD and Max/MSP - - Copyright (c) 2002-2003 Thomas Grill (xovo@gmx.net) - For information on usage and redistribution, and for a DISCLAIMER OF ALL - WARRANTIES, see the file, "license.txt," in this distribution. - - */ - - #include "pool.h" - - #include <string.h> - #include <fstream.h> - #include <ctype.h> - #include <stdlib.h> - - #define VBITS 6 - #define DBITS 5 - - inline I compare(I a,I b) { return a == b?0:(a < b?-1:1); } - inline I compare(F a,F b) { return a == b?0:(a < b?-1:1); } - - static I compare(const S *a,const S *b) - { - if(a == b) - return 0; - else - return strcmp(flext::GetString(a),flext::GetString(b)); - } - - static I compare(const A &a,const A &b) - { - if(flext::GetType(a) == flext::GetType(b)) { - switch(flext::GetType(a)) { - case A_FLOAT: - return compare(flext::GetFloat(a),flext::GetFloat(b)); - #if FLEXT_SYS == FLEXT_SYS_MAX - case A_LONG: - return compare(flext::GetInt(a),flext::GetInt(b)); - #endif - case A_SYMBOL: - return compare(flext::GetSymbol(a),flext::GetSymbol(b)); - #if FLEXT_SYS == FLEXT_SYS_PD - case A_POINTER: - return flext::GetPointer(a) == flext::GetPointer(b)?0:(flext::GetPointer(a) < flext::GetPointer(b)?-1:1); - #endif - default: - FLEXT_LOG("pool - atom comparison: type not handled"); - return -1; - } - } - else - return flext::GetType(a) < flext::GetType(b)?-1:1; - } - - - poolval::poolval(const A &k,AtomList *d): - data(d),nxt(NULL) - { - SetAtom(key,k); - } - - poolval::~poolval() - { - if(data) delete data; - if(nxt) delete nxt; - } - - poolval &poolval::Set(AtomList *d) - { - if(data) delete data; - data = d; - return *this; - } - - poolval *poolval::Dup() const - { - return new poolval(key,data?new AtomList(*data):NULL); - } - - - pooldir::pooldir(const A &d,pooldir *p,I vcnt,I dcnt): - parent(p),nxt(NULL),vals(NULL),dirs(NULL), - vbits(vcnt?Int2Bits(vcnt):VBITS),dbits(dcnt?Int2Bits(dcnt):DBITS), - vsize(1<<vbits),dsize(1<<dbits) - { - Reset(); - CopyAtom(&dir,&d); - } - - pooldir::~pooldir() - { - Reset(false); - - if(nxt) delete nxt; - } - - V pooldir::Clear(BL rec,BL dironly) - { - if(rec && dirs) { - for(I i = 0; i < dsize; ++i) if(dirs[i].d) { delete dirs[i].d; dirs[i].d = NULL; } - } - if(!dironly && vals) { - for(I i = 0; i < vsize; ++i) if(vals[i].v) { delete vals[i].v; vals[i].v = NULL; } - } - } - - V pooldir::Reset(BL realloc) - { - Clear(true,false); - - if(dirs) delete[] dirs; - if(vals) delete[] vals; - - if(realloc) { - dirs = new direntry[dsize]; - ZeroMem(dirs,dsize*sizeof *dirs); - vals = new valentry[vsize]; - ZeroMem(vals,vsize*sizeof *vals); - } - else - dirs = NULL,vals = NULL; - } - - pooldir *pooldir::AddDir(I argc,const A *argv,I vcnt,I dcnt) - { - if(!argc) return this; - - I c = 1,dix = DIdx(argv[0]); - pooldir *prv = NULL,*ix = dirs[dix].d; - for(; ix; prv = ix,ix = ix->nxt) { - c = compare(argv[0],ix->dir); - if(c <= 0) break; - } - - if(c || !ix) { - pooldir *nd = new pooldir(argv[0],this,vcnt,dcnt); - nd->nxt = ix; - - if(prv) prv->nxt = nd; - else dirs[dix].d = nd; - dirs[dix].cnt++; - ix = nd; - } - - return ix->AddDir(argc-1,argv+1); - } - - pooldir *pooldir::GetDir(I argc,const A *argv,BL rmv) - { - if(!argc) return this; - - I c = 1,dix = DIdx(argv[0]); - pooldir *prv = NULL,*ix = dirs[dix].d; - for(; ix; prv = ix,ix = ix->nxt) { - c = compare(argv[0],ix->dir); - if(c <= 0) break; - } - - if(c || !ix) - return NULL; - else { - if(argc > 1) - return ix->GetDir(argc-1,argv+1,rmv); - else if(rmv) { - pooldir *nd = ix->nxt; - if(prv) prv->nxt = nd; - else dirs[dix].d = nd; - dirs[dix].cnt--; - ix->nxt = NULL; - return ix; - } - else - return ix; - } - } - - BL pooldir::DelDir(I argc,const A *argv) - { - pooldir *pd = GetDir(argc,argv,true); - if(pd && pd != this) { - delete pd; - return true; - } - else - return false; - } - - V pooldir::SetVal(const A &key,AtomList *data,BL over) - { - I c = 1,vix = VIdx(key); - poolval *prv = NULL,*ix = vals[vix].v; - for(; ix; prv = ix,ix = ix->nxt) { - c = compare(key,ix->key); - if(c <= 0) break; - } - - if(c || !ix) { - // no existing data found - - if(data) { - poolval *nv = new poolval(key,data); - nv->nxt = ix; - - if(prv) prv->nxt = nv; - else vals[vix].v = nv; - vals[vix].cnt++; - } - } - else if(over) { - // data exists... only set if overwriting enabled - - if(data) - ix->Set(data); - else { - // delete key - - poolval *nv = ix->nxt; - if(prv) prv->nxt = nv; - else vals[vix].v = nv; - vals[vix].cnt--; - ix->nxt = NULL; - delete ix; - } - } - } - - poolval *pooldir::RefVal(const A &key) - { - I c = 1,vix = VIdx(key); - poolval *ix = vals[vix].v; - for(; ix; ix = ix->nxt) { - c = compare(key,ix->key); - if(c <= 0) break; - } - - return c || !ix?NULL:ix; - } - - - poolval *pooldir::RefVali(I rix) - { - for(I vix = 0; vix < vsize; ++vix) - if(rix > vals[vix].cnt) rix -= vals[vix].cnt; - else { - poolval *ix = vals[vix].v; - for(; ix && rix; ix = ix->nxt) --rix; - if(ix && !rix) return ix; - } - return NULL; - } - - flext::AtomList *pooldir::PeekVal(const A &key) - { - poolval *ix = RefVal(key); - return ix?ix->data:NULL; - } - - flext::AtomList *pooldir::GetVal(const A &key,BL cut) - { - I c = 1,vix = VIdx(key); - poolval *prv = NULL,*ix = vals[vix].v; - for(; ix; prv = ix,ix = ix->nxt) { - c = compare(key,ix->key); - if(c <= 0) break; - } - - if(c || !ix) - return NULL; - else { - AtomList *ret; - if(cut) { - poolval *nv = ix->nxt; - if(prv) prv->nxt = nv; - else vals[vix].v = nv; - vals[vix].cnt--; - ix->nxt = NULL; - ret = ix->data; ix->data = NULL; - delete ix; - } - else - ret = new AtomList(*ix->data); - return ret; - } - } - - I pooldir::CntAll() const - { - I cnt = 0; - for(I vix = 0; vix < vsize; ++vix) cnt += vals[vix].cnt; - return cnt; - } - - I pooldir::GetKeys(AtomList &keys) - { - I cnt = CntAll(); - keys(cnt); - - for(I vix = 0; vix < vsize; ++vix) { - poolval *ix = vals[vix].v; - for(I i = 0; ix; ++i,ix = ix->nxt) - SetAtom(keys[i],ix->key); - } - return cnt; - } - - I pooldir::GetAll(A *&keys,AtomList *&lst,BL cut) - { - I cnt = CntAll(); - keys = new A[cnt]; - lst = new AtomList[cnt]; - - for(I i = 0,vix = 0; vix < vsize; ++vix) { - poolval *ix = vals[vix].v; - for(; ix; ++i) { - SetAtom(keys[i],ix->key); - lst[i] = *ix->data; - - if(cut) { - poolval *t = ix; - vals[vix].v = ix = ix->nxt; - vals[vix].cnt--; - t->nxt = NULL; delete t; - } - else - ix = ix->nxt; - } - } - return cnt; - } - - - I pooldir::CntSub() const - { - I cnt = 0; - for(I dix = 0; dix < dsize; ++dix) cnt += dirs[dix].cnt; - return cnt; - } - - - I pooldir::GetSub(const A **&lst) - { - const I cnt = CntSub(); - lst = new const A *[cnt]; - for(I i = 0,dix = 0; dix < dsize; ++dix) { - pooldir *ix = dirs[dix].d; - for(; ix; ix = ix->nxt) lst[i++] = &ix->dir; - } - return cnt; - } - - - BL pooldir::Paste(const pooldir *p,I depth,BL repl,BL mkdir) - { - BL ok = true; - - for(I vi = 0; vi < p->vsize; ++vi) { - for(poolval *ix = p->vals[vi].v; ix; ix = ix->nxt) { - SetVal(ix->key,new AtomList(*ix->data),repl); - } - } - - if(ok && depth) { - for(I di = 0; di < p->dsize; ++di) { - for(pooldir *dix = p->dirs[di].d; ok && dix; dix = dix->nxt) { - pooldir *ndir = mkdir?AddDir(1,&dix->dir):GetDir(1,&dix->dir); - if(ndir) { - ok = ndir->Paste(dix,depth > 0?depth-1:depth,repl,mkdir); - } - } - } - } - - return ok; - } - - BL pooldir::Copy(pooldir *p,I depth,BL cut) - { - BL ok = true; - - if(cut) { - for(I vi = 0; vi < vsize; ++vi) { - for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) - p->SetVal(ix->key,ix->data); - vals[vi].cnt = 0; - vals[vi].v = NULL; - } - } - else { - for(I vi = 0; vi < vsize; ++vi) { - for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) { - p->SetVal(ix->key,new AtomList(*ix->data)); - } - } - } - - if(ok && depth) { - for(I di = 0; di < dsize; ++di) { - for(pooldir *dix = dirs[di].d; ok && dix; dix = dix->nxt) { - pooldir *ndir = p->AddDir(1,&dix->dir); - if(ndir) - ok = ndir->Copy(dix,depth > 0?depth-1:depth,cut); - else - ok = false; - } - } - } - - return ok; - } - - - static C *ReadAtom(C *c,A *a) - { - // skip whitespace - while(*c && isspace(*c)) ++c; - if(!*c) return NULL; - - const C *m = c; // remember position - - // check for word type (s = 0,1,2 ... int,float,symbol) - I s = 0; - for(; *c && !isspace(*c); ++c) { - - if(!isdigit(*c)) - - s = (*c != '.' || s == 1)?2:1; - + if(!isdigit(*c)) + if(!s && (*c == '-' || *c == '+')) {} // minus or plus is ok + else + s = (*c != '.' || s == 1)?2:1; } - - if(a) { - switch(s) { - case 0: // integer - #if FLEXT_SYS == FLEXT_SYS_MAX - flext::SetInt(*a,atoi(m)); - break; - #endif - case 1: // float - flext::SetFloat(*a,(F)atof(m)); - break; - default: { // anything else is a symbol - C t = *c; *c = 0; - flext::SetString(*a,m); - *c = t; - break; - } - } - } - - return c; - } - - static BL ReadAtoms(istream &is,flext::AtomList &l,C del) - { - C tmp[1024]; - is.getline(tmp,sizeof tmp,del); - if(is.eof() || !is.good()) return false; - - I i,cnt; - C *t = tmp; - for(cnt = 0; ; ++cnt) { - t = ReadAtom(t,NULL); - if(!t) break; - } - - l(cnt); - if(cnt) { - for(i = 0,t = tmp; i < cnt; ++i) - t = ReadAtom(t,&l[i]); - } - return true; - } - - static V WriteAtom(ostream &os,const A &a) - { - switch(a.a_type) { - case A_FLOAT: - os << a.a_w.w_float; - break; - #if FLEXT_SYS == FLEXT_SYS_MAX - case A_LONG: - os << a.a_w.w_long; - break; - #endif - case A_SYMBOL: - os << flext::GetString(flext::GetSymbol(a)); - break; - } - } - - static V WriteAtoms(ostream &os,const flext::AtomList &l) - { - for(I i = 0; i < l.Count(); ++i) { - // if(IsSymbol(l[i]) os << "\""; - WriteAtom(os,l[i]); - // if(IsSymbol(l[i]) os << "\""; - if(i < l.Count()-1) os << ' '; - } - } - - BL pooldir::LdDir(istream &is,I depth,BL mkdir) - { - for(I i = 1; !is.eof(); ++i) { - AtomList d,k,*v = new AtomList; - BL r = ReadAtoms(is,d,','); - r = r && ReadAtoms(is,k,',') && k.Count() == 1; - r = r && ReadAtoms(is,*v,'\n') && v->Count(); - - if(r) { - if(depth < 0 || d.Count() <= depth) { - pooldir *nd = mkdir?AddDir(d):GetDir(d); - if(nd) { - nd->SetVal(k[0],v); v = NULL; - } - #ifdef FLEXT_DEBUG - else - post("pool - directory was not found",i); - #endif - } - } - else if(!is.eof()) - post("pool - format mismatch encountered, skipped line %i",i); - - if(v) delete v; - } - return true; - } - - BL pooldir::SvDir(ostream &os,I depth,const AtomList &dir) - { - for(I vi = 0; vi < vsize; ++vi) { - for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) { - WriteAtoms(os,dir); - os << " , "; - WriteAtom(os,ix->key); - os << " , "; - WriteAtoms(os,*ix->data); - os << endl; - } - } - if(depth) { - I nd = depth > 0?depth-1:-1; - for(I di = 0; di < dsize; ++di) { - for(pooldir *ix = dirs[di].d; ix; ix = ix->nxt) { - ix->SvDir(os,nd,AtomList(dir).Append(ix->dir)); - } - } - } - return true; - } - - BL pooldir::LdDirXML(istream &is,I depth,BL mkdir) - { - /* - for(I i = 1; !is.eof(); ++i) { - AtomList d,k,*v = new AtomList; - BL r = ReadAtoms(is,d,','); - r = r && ReadAtoms(is,k,',') && k.Count() == 1; - r = r && ReadAtoms(is,*v,'\n') && v->Count(); - - if(r) { - if(depth < 0 || d.Count() <= depth) { - pooldir *nd = mkdir?AddDir(d):GetDir(d); - if(nd) { - nd->SetVal(k[0],v); v = NULL; - } - #ifdef FLEXT_DEBUG - else - post("pool - directory was not found",i); - #endif - } - } - else if(!is.eof()) - post("pool - format mismatch encountered, skipped line %i",i); - - if(v) delete v; - } - return true; - */ - return false; - } - - BL pooldir::SvDirXML(ostream &os,I depth,const AtomList &dir) - { - if(dir.Count()) { - os << "<dir key=\""; - WriteAtom(os,dir[dir.Count()-1]); - os << "\">" << endl; - } - - for(I vi = 0; vi < vsize; ++vi) { - for(poolval *ix = vals[vi].v; ix; ix = ix->nxt) { - os << "<value key=\""; - WriteAtom(os,ix->key); - os << "\">"; - WriteAtoms(os,*ix->data); - os << "</value>" << endl; - } - } - - if(depth) { - I nd = depth > 0?depth-1:-1; - for(I di = 0; di < dsize; ++di) { - for(pooldir *ix = dirs[di].d; ix; ix = ix->nxt) { - ix->SvDirXML(os,nd,AtomList(dir).Append(ix->dir)); - } - } - } - - if(dir.Count()) os << "</dir>" << endl; - return true; - } - - - - - |