template <class T> INT get_best_intexe(const ElFifo<T> & fp,bool EnvConv)
{
if (! fp.circ())
return 0;
if (fp.nb() < 4)
return 0;
INT delta = EnvConv ? 1 : std::min(5,(fp.nb()-2)/2);
REAL min_cos = 10.0;
INT best_index = 0;
std::vector<INT> aVOk;
std::vector<INT> aVPrec;
std::vector<INT> aVSucc;
for(INT aK=0 ; aK<INT(fp.size()) ; aK++)
{
aVOk.push_back(EnvConv ? 0 : 1);
aVPrec.push_back(aK-delta);
aVSucc.push_back(aK+delta);
}
if (EnvConv)
{
ElFilo<Pt2dr> aFLP;
for(INT aK=0 ; aK<INT(fp.size()) ; aK++)
aFLP.pushlast(fp[aK]);
ElFifo<INT> Ind;
env_conv(Ind,aFLP,true);
for (INT aK=0 ; aK<Ind.nb() ; aK++)
{
aVOk[Ind[aK]] = 1;
aVPrec[Ind[aK]] = Ind[(aK-1+Ind.nb())%Ind.nb()];
aVSucc[Ind[aK]] = Ind[(aK+1)%Ind.nb()];
}
}
for (INT k =0 ; k<fp.nb() ; k++)
{
if (aVOk[k])
{
T u1 = fp[k]-fp[aVPrec[k]];
T u2 = fp[aVSucc[k]]-fp[k];
double d1 = euclid(u1);
double d2 = euclid(u2);
if (d1 && d2)
{
double cosin = scal(u1,u2) / (d1*d2);
if (cosin < min_cos)
{
min_cos = cosin;
best_index = k;
}
}
}
}
return best_index ;
}
void approx_poly
(
ElFifo<INT> & res,
const ElFifo<Pt2di> & fpi,
ArgAPP arg
)
{
ElFifo<Pt2dr> fpr(fpi.size(),fpi.circ());;
for (INT aK=0 ; aK<INT(fpi.size()) ; aK++)
fpr.push_back(Pt2dr(fpi[aK]));
approx_poly(res,fpr,arg);
}
std::vector<int> approx_poly
(
const std::vector<Pt2dr> & fp,
bool Circ,
ArgAPP arg
)
{
ElFifo<INT> res;
ElFifo<Pt2dr> aFP(fp,Circ);
Approx_poly app(aFP,arg);
app.pcc_until_stab(res);
std::vector<int> aRV;
for (INT aK=0 ; aK< (INT(res.size())-Circ) ; aK++)
aRV.push_back(res[aK]%INT(fp.size()));
return aRV;
}
template <class TypeIm,class TypeBase> Im2D_Bits<1> CreateGr(tGRGraf & mGr,Im2D<TypeIm,TypeBase> anIm,int aLabelOut,const cParamGrReg & aPGR)
{
bool V8=true;
//int aNbV = V8 ? 8 : 4;
//Pt2di * TabV = V8 ? TAB_8_NEIGH : TAB_4_NEIGH;
TIm2D<TypeIm,TypeBase> aTIm(anIm);
Pt2di aSz = anIm.sz();
Im2D_INT4 aImLabel(aSz.x,aSz.y,-1);
TIm2D<INT4,INT4> aTL(aImLabel);
ELISE_COPY(aImLabel.border(1),-2,aImLabel.out());
Pt2di aP0;
int aCpt=0;
ElGrowingSetInd aSV(1000);
std::vector<tGRSom *> aVSom;
for (aP0.y=0 ; aP0.y<aSz.y ; aP0.y++)
{
for (aP0.x=0 ; aP0.x<aSz.x ; aP0.x++)
{
int aLabel = aTIm.get(aP0);
if ((aTL.get(aP0)==-1) && (aLabel != aLabelOut))
{
std::vector<Pt2di> aVPts;
CompCnx(aVPts,V8,aP0,anIm,aImLabel,INT4(aCpt),&aSV);
int aNbPts = aVPts.size();
if (aNbPts >= aPGR.mSzMinInit)
{
cGR_AttrSom anAttr(aP0,aLabel,aCpt,aNbPts);
tGRSom & aSom = mGr.new_som(anAttr);
aVSom.push_back(&aSom);
for (ElGrowingSetInd::const_iterator itV=aSV.begin(); itV!=aSV.end() ; itV++)
{
tGRSom * aS2 = aVSom[*itV];
if (aS2)
{
cGR_AttrArc anAA;
mGr.add_arc(aSom,*aS2,anAA);
}
}
}
else
{
aVSom.push_back(0);
}
aCpt++;
}
}
}
//std::cout << "BGIN FLAG MONT-DESC\n"; getchar();
// Calcul des flag montant et descandant
int aFlagArcMont = mGr.alloc_flag_arc();
int aFlagArcDesc = mGr.alloc_flag_arc();
ElSubGraphe<cGR_AttrSom,cGR_AttrArc> aSubAll;
for (int aKS=0 ; aKS<int(aVSom.size()) ; aKS++)
{
tGRSom * aSom = aVSom[aKS];
if (aSom)
{
tGRSom * aSMax = aSom;
tGRSom * aSMin = aSom;
for (tGRSom::TArcIter itA=aSom->begin(aSubAll); itA.go_on(); itA++)
{
tGRSom * aS2 = &(itA->s2());
if ( (aS2->attr().ValR() > aSMax->attr().ValR())
|| ((aS2->attr().ValR()==aSMax->attr().ValR()) && (aS2->attr().Sz() > aSMax->attr().Sz()))
)
{
aSMax = aS2;
}
if ( (aS2->attr().ValR() < aSMin->attr().ValR())
|| ((aS2->attr().ValR()==aSMin->attr().ValR()) && (aS2->attr().Sz() > aSMin->attr().Sz()))
)
{
aSMin = aS2;
}
}
if (aSMax != aSom)
mGr.arc_s1s2(*aSom,*aSMax)->sym_flag_set_kth_true(aFlagArcMont);
if (aSMin != aSom)
mGr.arc_s1s2(*aSom,*aSMin)->sym_flag_set_kth_true(aFlagArcDesc);
}
}
// std::cout << "EeenDD FLAG MONT-DESC\n";
// Analyse zone water shade
for (int aKMD=0 ; aKMD<2 ; aKMD++)
{
bool isMont = (aKMD==0);
int aFlagArc = (isMont) ? aFlagArcMont : aFlagArcDesc;
ElPartition<tGRSom * > aPart;
ElSubGraphe<cGR_AttrSom,cGR_AttrArc> aSubAll;
cSubGrFlagArc< ElSubGraphe<cGR_AttrSom,cGR_AttrArc> > aSub(aSubAll,aFlagArc);
PartitionCC(aPart,mGr,aSub);
std::vector<tGRSom *> aVBarbs;
cSubGrSzSup aGrCons(aPGR.mSzBarb);
Ebarbule(mGr,aSub,aGrCons,aVBarbs);
std::set<tGRSom *> aSetB(aVBarbs.begin(),aVBarbs.end());
for (int aKC=0 ; aKC< aPart.nb() ; aKC++)
{
ElSubFilo<tGRSom *> aCC = aPart[aKC];
int aSzTot = SomSz(aCC);
bool Ok = aSzTot >= aPGR.mSeuilZonWS ;
if (Ok)
{
for (int aKS=0 ; aKS<aCC.size() ; aKS++)
{
if (aSetB.find(aCC[aKS])==aSetB.end())
{
aCC[aKS]->attr().Valid() = true;
}
else
{
}
}
}
}
}
// std::cout << "EeenDD PARTITION\n"; getchar();
double aSomT=0;
double aMaxT=0;
int aDelta = 1; // 1
for (int aKS=0 ; aKS<int(aVSom.size()) ; aKS++)
{
tGRSom * aSom = aVSom[aKS];
if (aSom && (! aSom->attr().DoneValR()))
{
ElTimer aChrono;
cSubGrInterv aSG(aSom->attr().ValR()-aDelta,aSom->attr().ValR()+aDelta);
ElFifo<tGRSom *> aCC;
comp_connexe_som(aCC,aSom,aSG);
int aSzCC = SomSz(aCC);
bool Ok = aSzCC >= aPGR.mSeuilValRDelta;
for (int aKC=0 ; aKC<int(aCC.size()) ; aKC++)
{
tGRSom * aSom2 = aCC[aKC];
if (aSom2->attr().ValR() == aSom->attr().ValR())
aSom2->attr().DoneValR() = true;
if (Ok)
aSom2->attr().Valid() = true;
}
// ShowComp(aCC,V8,(Ok?255:0), anIm,aImLabel);
double aT = aChrono.uval();
aSomT += aT;
if (aT > aMaxT)
{
aMaxT = aT;
}
}
}
/*
*/
// EXPORT DES RESULTATS FINALS
Im2D_Bits<1> aImRes(aSz.x,aSz.y,0);
TIm2DBits<1> aTImRes(aImRes);
for (int aKS=0 ; aKS<int(aVSom.size()) ; aKS++)
{
tGRSom * aSom = aVSom[aKS];
if (aSom && aSom->attr().Valid())
{
std::vector<Pt2di> aVPts;
CompCnxCste(aVPts,V8,aSom->attr().P0(),anIm,aImLabel);
for (int aKP=0 ; aKP<int(aVPts.size()) ; aKP++)
{
aTImRes.oset(aVPts[aKP],1);
}
}
}
return aImRes;
}