void PtsOfSquare(ElFifo<Pt2dr> & pts,Pt2dr p0,Pt2dr p1)
{
pts.set_circ(true);
pts.clear();
Pt2dr H = p1 -p0;
Pt2dr V = H * Pt2dr(0,1);
pts.pushlast(p0);
pts.pushlast(p1);
pts.pushlast(p1+V);
pts.pushlast(p1+V-H);
}
void Approx_poly::pcc_until_stab(ElFifo<INT> & res)
{
INT nb = one_pass_pcc();
for (
INT nb_last = nb+1, step = 1 ;
(nb_last != nb) && (step < _arg._nb_step) ;
step++
)
{
nb_last = nb;
nb = one_pass_pcc();
}
res.clear();
for
(
SomApproxPoly * sommet = last_som() ;
(sommet != 0) ;
sommet = sommet->_best_anc
)
res.pushfirst(index_som(sommet)+_ind0);
}
static void random_polyl(ElFifo<Pt2dr> & f,INT nb)
{
f.clear();
for (INT k=0; k<nb ; k++)
f.pushlast(random_pt());
}