void GausBF::Check(void)
{
for (Int_t i = 0; i < Ns1; i++)
for (Int_t j = 0; j < Ns9; j++) {
for (Int_t k = 0; k < Np/3; k++) {
if (GetPar(i, j, k*3) == 0) continue;
if (TMath::Abs(GetPar(i, j, k*3+2)) < 1 ||
TMath::Abs(GetPar(i, j, k*3+1)) > 200)
GetPar(i, j)[k*3] = GetPar(i, j)[k*3+1] = 0;
}
}
}
TF1 *GausBF::GetDf(Int_t is1, Int_t is9, Double_t rgt) const
{
AMSPoint p1 = GetP1(is1);
AMSPoint p9 = GetP9(is9);
AMSPoint pnt = p1;
AMSDir dir = p9-p1;
TString str = "[1]+1/[2]*TMath::C()/1e12*(0";
for (Int_t i = 0; i < 12; i++) str += SV(i*3+3);
str += ")";
static TF1 *func = 0;
if (!func) func = new TF1("fdf", str);
func->FixParameter(0, 0);
func->FixParameter(1, dir.y()/dir.z());
func->FixParameter(2, rgt);
for (Int_t i = 0; i < Np; i++) {
Double_t par = GetPar(is1, is9, i);
if (par != 0 && (i < 3 || i%3 == 0)) func->SetParameter(i+3, par);
else func->FixParameter(i+3, par);
}
return func;
}
TF1 *GausBF::GetBf(Int_t is1, Int_t is9) const
{
TF1 *func = new TF1("fbf", FB(), -200, 200);
for (Int_t i = 0; i < func->GetNpar() && i < Np; i++)
func->SetParameter(i, GetPar(is1, is9, i));
return func;
}
T* IfDefGetParAs( SizeT pIx)
{
BaseGDL* p = GetPar( pIx);
if( p == NULL) return NULL;
if( p->Type() == T::t)
return static_cast<T*>( p);
// T* res = dynamic_cast<T*>( p);
// if( res != NULL) return res;
T* res = static_cast<T*>( p->Convert2( T::t, BaseGDL::COPY));
this->DeleteAtExit( res);
return res;
}
void Lexer(char* CharSource, Token* TokSource)
{
char* CurChar = CharSource;
Token* CurToken = TokSource;
while (*CurChar != '\0')
{
GetNum(&CurChar, &CurToken);
GetOper(&CurChar, &CurToken);
GetPar(&CurChar, &CurToken);
SkipChar(&CurChar);
}
CurToken->type = END;
size_t i = 0;
while ( TokSource[i].type != END )
{
switch (TokSource[i].type)
{
/* case OPER */
case ADDITIVE_OPER:
;
case MULTIPLICATIVE_OPER:
;
case POWER_OPER:
printf("%c", TokSource[i].value.oper);
break;
/* case PAR */
case LPAR:
case RPAR:
printf("%c", TokSource[i].value.par);
break;
/* case NUM */
case NUM:
printf("[%f]", TokSource[i].value.number);
break;
case END:
break;
default:
fprintf(stderr, "unexpected token %d\n", TokSource[i].type);
}
i++;
}
printf("\n");
}
TF1 *GausBF::GetPr(Int_t is1, Int_t is9, Double_t rgt) const
{
AMSPoint p1 = GetP1(is1);
AMSPoint p9 = GetP9(is9);
AMSPoint pnt = p1;
AMSDir dir = p9-p1;
TF1 *fdr = GetDf(is1, is9, rgt);
Double_t dy0 = fdr->Eval(p1.z())-dir.y()/dir.z();
Int_t ip = 11;
TString str = Form("[0]+[1]*(x-%.4f)-(%f)*(x-27)-[3]", p1.z(), dy0);
str += SE(5)+SE(8);
str += "+[4]*[2]*TMath::C()/1e12*(0";
for (Int_t i = 0; i < 7; i++) str += SE(i*3+ip);
str += ")";
static TF1 *func = 0;
if (!func) func = new TF1("fpr", str);
func->SetParameter(0, pnt.y());
func->SetParameter(1, dir.y()/dir.z());
func->SetParameter(2, 1/rgt);
func->SetParameter(3, 0);
func->FixParameter(4, TMath::Sqrt(1.+(dir[0]*dir[0]
+dir[1]*dir[1])/dir[2]/dir[2])*
(1.+dir[1]*dir[1] /dir[2]/dir[2]));
func->SetParameter(5, 0); func->SetParameter( 8, 0);
func->FixParameter(6, 65); func->FixParameter( 9, -65);
func->FixParameter(7, 0.1); func->FixParameter(10, 0.1);
for (Int_t i = 0; i < 21; i++) func->FixParameter(i+ip, GetPar(is1, is9, i));
func->FixParameter(3, func->Eval(pnt.z())-p1.y());
return func;
}
void GausBF::SetPar(Int_t is1, Int_t is9, Int_t ip, Double_t par)
{
Double_t *p = GetPar(is1, is9);
if (p && 0 <= ip && ip < Np) p[ip] = par;
}
Double_t GausBF::GetPar(Int_t is1, Int_t is9, Int_t ip) const
{
const Double_t *p = GetPar(is1, is9);
return (p && 0 <= ip && ip < Np) ? p[ip] : 0;
}
