double QuadQuality(const Vertex & a,const Vertex &b,const Vertex &c,const Vertex &d)
{
// calcul de 4 angles --
R2 A((R2)a),B((R2)b),C((R2)c),D((R2)d);
R2 AB(B-A),BC(C-B),CD(D-C),DA(A-D);
// Move(A),Line(B),Line(C),Line(D),Line(A);
const Metric & Ma = a;
const Metric & Mb = b;
const Metric & Mc = c;
const Metric & Md = d;
double lAB=Norme2(AB);
double lBC=Norme2(BC);
double lCD=Norme2(CD);
double lDA=Norme2(DA);
AB /= lAB; BC /= lBC; CD /= lCD; DA /= lDA;
// version aniso
double cosDAB= Ma(DA,AB)/(Ma(DA)*Ma(AB)),sinDAB= Det(DA,AB);
double cosABC= Mb(AB,BC)/(Mb(AB)*Mb(BC)),sinABC= Det(AB,BC);
double cosBCD= Mc(BC,CD)/(Mc(BC)*Mc(CD)),sinBCD= Det(BC,CD);
double cosCDA= Md(CD,DA)/(Md(CD)*Md(DA)),sinCDA= Det(CD,DA);
double sinmin=Min(Min(sinDAB,sinABC),Min(sinBCD,sinCDA));
// cout << A << B << C << D ;
// cout << " sinmin " << sinmin << " " << cosDAB << " " << cosABC << " " << cosBCD << " " << cosCDA << endl;
// rattente(1);
if (sinmin<=0) return sinmin;
return 1.0-Max(Max(Abs(cosDAB),Abs(cosABC)),Max(Abs(cosBCD),Abs(cosCDA)));
}
//----------------------------------
// Event EV_BN_CLICKED for ID_CREATEMAKEFILE
//----------------------------------
void ProjWin::EvClickCreatemakefile(void)
{
MakeDlg Md(this,m_Projectfiles);
Md.Execute();
}
