static void drawgraph(void)
{
int n=101;
double f[202];
calccoef();
if(err_code) { messanykey(10,10,"Error in kinematics"); return; }
do
{ if (correctInt(56,8,"Number of points=",&n,1))
{
if (n < 3) messanykey(56,8,"Too few points");
if (n > 201) messanykey(56,8,"Too many points");
}
else return;
} while (n < 3 || n > 201 );
if( !fillseq(n,f))
{ messanykey(10,10,"Error in calculation");
return;
}
plot_1(cos1,cos2,n,f,NULL,procname,"cos(p1,p3)", "Diff. cross section [pb]");
}
static void f5_key_prog(int x)
{
int kmenu=1;
void * pscr=NULL;
while(kmenu)
{
char strmen[]="\040"
" Virtual W/Z decays OF5"
" Parallelization nCORES"
" Allow weighted events OF_ ";
if(VWdecay) improveStr(strmen,"OF5","ON ");
else improveStr(strmen,"OF5","OFF");
improveStr(strmen,"nCORES","%d",nPROCSS);
if(regenEvents) improveStr(strmen,"OF_","OFF"); else improveStr(strmen,"OF_","ON");
menu1(20,18,"Switches",strmen,"n_switch_*",&pscr,&kmenu);
if(kmenu==1)
{ VWdecay=!VWdecay;
if(checkParam()>0){VWdecay=!VWdecay;checkParam();};
} else if(kmenu==2)
{ char mess[40];
sprintf(mess,"There are %d processors. To use ", (int) sysconf(_SC_NPROCESSORS_ONLN));
correctInt(20,22,mess,&nPROCSS,1);
} else if(kmenu==3) regenEvents=!regenEvents;
}
VZdecay=VWdecay;
}
static void f7_prog(int mode)
{ int pos=1;
void *pscr=NULL;
f3_key[4]=NULL;
for(;;)
{ static double xMin=1E-5, xMax=1.0, q0 = 91.187,qMin=1.5,qMax=1.E4,x0=0.1;
static int nPoints=100;
static int both=1,LOG=1;
int on[2]={0,0};
char strmen[]="\030"
" x-Min = XXX "
" x-Max = YYY "
" q-Min = QXX "
" q-Max = QYY "
" Npoints = NNN "
" q0 = QQQ "
" x0 = xXX "
" log scale argument LOG "
" Display plot x*F(x) "
" Display plot F(x) "
" Display plot F(Q) "
" both PDF1&PDF2 BOTH ";
improveStr(strmen,"XXX","%.3E",xMin);
improveStr(strmen,"YYY","%.3E",xMax);
improveStr(strmen,"QXX","%.3E",qMin);
improveStr(strmen,"QYY","%.3E",qMax);
improveStr(strmen,"NNN","%d",nPoints);
improveStr(strmen,"QQQ","%.2fGeV",q0);
improveStr(strmen,"xXX","%.2E",x0);
if(LOG) improveStr(strmen,"LOG","ON"); else improveStr(strmen,"LOG","OFF");
if(mode>2) both=1;
if(both){ on[0]=1,on[1]=1;} else on[mode-1]=1;
if(!sf_num[0]) on[0]=0;
if(!sf_num[1]) on[1]=0;
if(sf_num[0]==0 && sf_num[1]==0) return;
if(both) improveStr(strmen,"BOTH","ON"); else improveStr(strmen,"BOTH","OFF");
menu1(54,10,"PDF plots",strmen,"n_pdf_plots_*",&pscr,&pos);
switch(pos)
{ case 0: f3_key[4]=f7_prog;
return;
case 1:
correctDouble(55,18,"xMin = ",&xMin,1);
break;
case 2:
correctDouble(55,18,"xMax = ",&xMax,1);
break;
case 3:
correctDouble(55,18,"qMin = ",&qMin,1);
break;
case 4:
correctDouble(55,18,"qMax = ",&qMax,1);
break;
case 5:
correctInt(50,18,"nPoints = ",&nPoints,1);
break;
case 6:
correctDouble(50,18,"q0 = ",&q0,1);
break;
case 7:
correctDouble(50,18,"x0 = ",&x0,1);
break;
case 8: LOG=!LOG; break;
case 9: case 10: case 11:
{ double z1,z2;
if(pos==11) {z1=qMin;z2=qMax;} else {z1=xMin;z2=xMax;}
if(z1>=0 && (!LOG||(z2/z1>10) ) && z2>z1 && nPoints>=3 && nPoints<=150 )
{ int l,i;
double * df[2]={NULL,NULL};
double f[2][250];
char p_name[2][100], title[100];
char*xName;
void * screen;
get_text(1,1,maxCol(),maxRow(),&screen);
// if(LOG) {z1=log10(z1); z2=log10(z2);}
for(l=0;l<2; l++) if(on[l])
{ double be=sf_be[l];
strFunName(l+1,p_name[l]);
sprintf(p_name[l]+strlen(p_name[l]),"(%s)", pinf_int(Nsub,l+1,NULL,NULL));
// sprintf(p_name[l],"pdf%d(%s)", l+1,pinf_int(Nsub,l+1,NULL,NULL) );
for(i=0;i<nPoints;i++)
{ double x=x0,q=q0,z,al;
al=(i+0.5)/(double)nPoints;
if(LOG) z=pow(z1,1-al)*pow(z2,al);
else z=z1+al*(z2-z1);
if(pos==11) q=z; else x=z;
f[l][i]=strfun_(l+1,x,q);
if(pos==9) f[l][i]*=x;
// if(pos==11) f[l][i]/=q*q;
if(be!=1.) f[l][i]*=be*pow(1.-x,be-1.);
}
}
// strcpy(title,"Incoming particle distribution");
title[0]=0;
switch(pos)
{ case 9: sprintf(title+strlen(title)," x*F(x,Q=%.2E)",q0); break;
case 10: sprintf(title+strlen(title)," F(x,Q= %.2E)",q0); break;
case 11: sprintf(title+strlen(title)," F(x=%.2E,Q)",x0); break;
}
if(pos==11) xName="Q"; else xName="x";
if(on[0]&&on[1]) plot_N(title,z1,z2, xName, LOG, 2, nPoints, f[0],NULL,p_name[0],nPoints,f[1],NULL,p_name[1]);
else
{ if(on[0]) l=0; else l=1;
plot_N(title,z1,z2, xName, LOG,1, nPoints, f[l],NULL,p_name[l]);
}
put_text(&screen);
} else messanykey(16,5," Correct input is \n"
" 0<=xMin<xMax<=1,\n"
" 3<=nPoints<=150");
}
break;
case 12: both=!both;
break;
}
}
}
int runVegas(void)
{
int i;
double sd;
double avgi;
char mess[25];
FILE * iprt = NULL;
int mode=1;
void * pscr=NULL;
static int n_Line=7;
i=imkmom(inP1,inP2);
if(veg_Ptr&&veg_Ptr->ndim!=i)clearGrid();
if(!veg_Ptr) veg_Ptr=vegas_init(i,50);
if(nin_int == 2) strcpy(mess, "Cross section[pb]");
else strcpy(mess, " Width[Gev] ");
/* ** save current session parameters */
w_sess__(NULL);
/* ** open protocol and resulting files */
{ char fname[50];
sprintf(fname,"%sprt_%d",outputDir,nSess);
iprt=fopen(fname,"a");
if(ftell(iprt)==0)
{ fprintf(iprt," CalcHEP kinematics module \n The session parameters:\n");
w_sess__(iprt);
fprintf(iprt,"===================================\n");
}
}
/* ** initkinematics */
while(correctHistList()) editHist();
/* *** Main cycle */
if(!integral.old || n_Line==7)
{ n_Line=7;
scrcolor(Blue, BGmain);
// printLn(iprt,&n_Line," #IT %20s Error %% nCall chi**2",mess);
printLn(iprt,&n_Line," #IT %s Error[%%] nCalls Eff. chi^2",mess);
}
for(;;)
{
static int worn=1;
char strmen[]="\030"
" nSess = N2_1 "
" nCalls = N1_1 "
" Set Distributions "
"*Start integration "
" Display Distributions "
" Clear statistic "
" Freeze grid OFF "
" Clear grid "
" Event Cubes NCUBE "
" Generate Events ";
improveStr(strmen,"N1_1","%d",integral.ncall[0]);
improveStr(strmen,"N2_1","%d",integral.itmx[0]);
improveStr(strmen,"NCUBE","%d",EventGrid);
if(integral.freeze) improveStr(strmen,"OFF","ON");
menu1(54,7,"",strmen,"n_veg_*",&pscr,&mode);
switch(mode)
{
case 0:
if(iprt) fclose(iprt);
return 0;
case 1:
correctInt(50,12,"Enter new value ",&integral.itmx[0],1); break;
case 2:
correctLong(50,12,"Enter new value ",&integral.ncall[0],1); break;
case 3: editHist(); break;
case 4:
if(veg_Ptr->fMax && !integral.freeze)
{ if(!mess_y_n(15,15,"You have event generator prepared.\n"
" The answer 'Y' will start Vegas session \nwhich destroys it."
" To save the event generator answer 'N' \nand set "
" ' Freeze grid' ON")) break;
else { free(veg_Ptr->fMax); veg_Ptr->fMax=NULL; veg_Ptr->nCubes=0;}
}
for (i = 1; i <= integral.itmx[0]; ++i)
{ double sum;
char errtxt[100]="";
int k;
if(integral.ncall[0]==0) break;
nCall=0;
negPoints=0;
badPoints=0;
hFill=1;
if(vegas_int(veg_Ptr, integral.ncall[0],1.5*(!integral.freeze),
func_, &avgi, &sd)
) break;
integral.old=1;
negPoints/=nCall;
badPoints/=nCall;
integral.nCallTot+=nCall;
scrcolor(FGmain,BGmain);
printLn(iprt,&n_Line,"%4d %12.4E %10.2E %8d %s",
++integral.n_it, avgi,avgi? 100*sd/(double)fabs(avgi):0.,nCall,effInfo());
if(negPoints<0) sprintf(errtxt+strlen(errtxt)," Negative points %.1G%%;",
-100*negPoints/(avgi-2*negPoints));
if(badPoints) sprintf(errtxt+strlen(errtxt),
"Bad Precision %.1G%%;",100*badPoints/(avgi-2*negPoints));
if(errtxt[0])
{
scrcolor(Red,BGmain);
printLn(iprt,&n_Line,"%s",errtxt);
}
integral.s0+=sd*sd;
integral.s1+=avgi;
integral.s2+=avgi*avgi;
}
integral.In=integral.s1/integral.n_it;
integral.dI=sqrt(integral.s0)/integral.n_it;
if(integral.n_it<=1 || integral.s0==0 ) integral.khi2=0; else
integral.khi2=(integral.s2-integral.s1*integral.s1/integral.n_it)*integral.n_it/(integral.n_it-1)/fabs(integral.s0);
scrcolor(FGmain,BGmain);
printLn(iprt,&n_Line," < > %12.4E %10.2E %8d %7.7s %-7.1G" ,
integral.In, fabs(integral.In)? 100*integral.dI/(double)fabs(integral.In):0., integral.nCallTot,
effInfo(), integral.khi2);
if(histTab.strings)
{ char fname[20];
FILE * d;
sprintf(fname,"distr_%d",nSess);
d=fopen(fname,"w");
wrt_hist2(d,Process);
fclose(d);
}
messanykey(54,11,"Integration is over");
/* integral.freeze=0; */
break;
case 5: showHist(54,10,Process); break;
case 6: clearStatistics(-1);
messanykey(54,13,"Old results for integral\n"
"and distributions\nare deleted.");
break;
case 7: integral.freeze=!integral.freeze; break;
case 8: if(!integral.freeze || mess_y_n(15,15,"The information for Event Generator will be lost\n OK?"))
{ int ndim=veg_Ptr->ndim;
vegas_finish(veg_Ptr);
veg_Ptr=vegas_init(ndim,50);
messanykey(57,11,"OK");
}
break;
case 9:
if(correctLong(50,12,"Enter new value ",&EventGrid,1))
{ if(veg_Ptr->fMax) {free(veg_Ptr->fMax); veg_Ptr->fMax=NULL;veg_Ptr->nCubes=0;}} break;
case 10:
if( !veg_Ptr || !veg_Ptr->fMax)
{ char * mess="Before event generation one has to launch Vegas session with freezed grid\n"
"to prepare generator";
if(blind) { printf("%s\n",mess); sortie(200);} else messanykey(4,13,mess);
} else runEvents();
}
}
}
void paramdependence(r_func ff, char* procname, char* resultname)
{
double minprm, maxprm;
int npoints;
double memprm, stepprm;
unsigned count;
double f[201];
int Esc=0,mPos=1;
double prmval;
char txt[100];
char name[20];
double *vPos;
if(!selectParam(54,11,"Choose parameter",NULL,nin_int==2,1,0,&vPos,name,&mPos)) return;
memprm=*vPos;
minprm = memprm;
maxprm = minprm;
label1:
sprintf(txt,"'%s' min=",name);
if (!correctDouble(55,14,txt,&minprm,0)) return;
label2:
sprintf(txt,"'%s' max=",name);
if (!correctDouble(55,15,txt,&maxprm,0))
{
goto_xy(55,14);
clr_eol();
goto label1;
}
if (maxprm <= minprm)
{
messanykey(55,17,"Range check error");
goto_xy(55,15);
clr_eol();
goto label2;
}
label4: npoints = 101;
if (correctInt(55,16,"Number of points= ",&npoints,0))
{
if (npoints < 3)
{
messanykey(55,17,"Too few points!");
goto label4;
}
if (npoints > 201)
{
messanykey(55,17,"Too many points!");
goto label4;
}
}
else
{
goto_xy(55,15);
clr_eol();
goto label2;
}
goto_xy(55,14); clr_eol();
goto_xy(55,15); clr_eol();
goto_xy(55,16); clr_eol();
stepprm = (maxprm - minprm)/(npoints - 1);
informline(0,npoints);
stepprm = (maxprm - minprm) / (npoints - 1);
prmval=minprm;
err_code = 0;
for(count = 1; count <= npoints; count++)
{
*vPos=prmval;
err_code=checkParam();
if(err_code>1) break;
f[count-1] = ff();
if(err_code>1) break;
Esc=informline(count,npoints);
if(Esc) break;
prmval += stepprm;
}
if(err_code) errormessage();
strcpy(txt,name);
if (err_code <=1 && Esc==0) plot_1(minprm,maxprm ,npoints,f,NULL,procname,txt,resultname);
*vPos=memprm;
calcFunc_int();
}
int runVegas(void)
{
int i;
double sd;
double avgi;
char mess[25];
FILE * iprt = NULL;
int mode=1;
void * pscr=NULL;
static int n_Line=0;
if(blind) vegas_control=NULL; else vegas_control=infoLine;
i=imkmom(inP1,inP2);
if(veg_Ptr&&veg_Ptr->dim!=i)clearGrid();
if(!veg_Ptr) veg_Ptr=vegas_init(i,func_,50);
if(nin_int == 2) strcpy(mess, "Cross section[pb]");
else strcpy(mess, " Width[Gev] ");
/* ** save current session parameters */
w_sess__(NULL);
/* ** open protocol and resulting files */
{ char fname[50];
sprintf(fname,"%sprt_%d",outputDir,nSess);
iprt=fopen(fname,"a");
}
/* ** initkinematics */
while(correctHistList()) editHist();
if(integral.old) { if(!n_Line) n_Line=9;} else
{
w_sess__(iprt);
n_Line=8;
}
/* *** Main cycle */
for(;;)
{
int fz;
char strmen[]="\030"
" nSess = N2_1 "
" nCalls = N1_1 "
" Set Distributions "
"*Start integration "
" Display Distributions "
" Clear statistic "
" Freeze grid OFF "
" Clear grid "
" Event Cubes NCUBE "
" Num. of events=NE "
" Generate Events ";
if(integral.freeze)
{ fz=1;
improveStr(strmen,"OFF","ON");
improveStr(strmen,"NCUBE","%d",EventGrid);
}
else
{ fz=0;
strmen[ 030*8+2]=0;
}
improveStr(strmen,"N1_1","%d",integral.ncall[fz]);
improveStr(strmen,"N2_1","%d",integral.itmx[fz]);
improveStr(strmen,"NE","%d",nEvents);
menu1(54,7,"",strmen,"n_veg_*",&pscr,&mode);
switch(mode)
{
case 0:
w_sess__(NULL);
if(iprt) fclose(iprt);
return 0;
case 1: correctInt(50,12,"Enter new value ", integral.itmx+fz,1); break;
case 2: correctLong(50,12,"Enter new value ",integral.ncall+fz,1);break;
case 3: editHist(); break;
case 4:
if(veg_Ptr->fMax && !integral.freeze)
{ free(veg_Ptr->fMax); veg_Ptr->fMax=NULL; veg_Ptr->evnCubes=0; }
if(!veg_Ptr->fMax && integral.freeze)
{ setEventCubes(veg_Ptr, EventGrid);
EventGrid=veg_Ptr->evnCubes;
}
for (i = 1; i <= integral.itmx[fz]; ++i)
{ char errtxt[100]="";
long nCall;
if(integral.ncall[0]==0) break;
negPoints=0;
badPoints=0;
hFill=1;
nCall=vegas_int(veg_Ptr, integral.ncall[fz],1.5*(!fz),nPROCSS,&avgi, &sd);
if(nCall<0) { messanykey(10,10,"NaN in integrand"); break;}
if(nCall==0) break;
integral.old=1;
negPoints/=nCall;
badPoints/=nCall;
integral.nCallTot+=nCall;
scrcolor(FGmain,BGmain);
printLn(iprt,&n_Line,"%4d %12.4E %10.2E %8d %s",
++integral.n_it, avgi,avgi? 100*sd/(double)fabs(avgi):0.,nCall,effInfo());
if(negPoints<0) sprintf(errtxt+strlen(errtxt)," Negative points %.1G%%;",
-100*negPoints/(avgi-2*negPoints));
if(badPoints) sprintf(errtxt+strlen(errtxt),
"Bad Precision %.1G%%;",100*badPoints/(avgi-2*negPoints));
if(errtxt[0])
{
scrcolor(Red,BGmain);
printLn(iprt,&n_Line,"%s",errtxt);
}
integral.s0+=sd*sd;
integral.s1+=avgi;
integral.s2+=avgi*avgi;
}
integral.In=integral.s1/integral.n_it;
integral.dI=sqrt(integral.s0)/integral.n_it;
if(integral.n_it<=1 || integral.s0==0 ) integral.khi2=0; else
integral.khi2=(integral.s2-integral.s1*integral.s1/integral.n_it)*integral.n_it/(integral.n_it-1)/fabs(integral.s0);
scrcolor(FGmain,BGmain);
printLn(iprt,&n_Line," < > %12.4E %10.2E %8d %7.7s %-7.1G" ,
integral.In, fabs(integral.In)? 100*integral.dI/(double)fabs(integral.In):0., integral.nCallTot,
effInfo(), integral.khi2);
if(histTab.strings)
{ char fname[20];
FILE * d;
sprintf(fname,"distr_%d",nSess);
d=fopen(fname,"w");
wrt_hist2(d,Process);
fclose(d);
}
messanykey(54,11,"Integration is over");
/* integral.freeze=0; */
break;
case 5: showHist(54,10,Process); break;
case 6: clearStatistics(-1);
messanykey(54,13,"Old results for integral\n"
"and distributions\nare deleted.");
break;
case 7:
if(veg_Ptr->fMax && integral.freeze)
{ if(mess_y_n(15,15,"You have event generator prepared.\n"
" Setting the flag \"OFF\" will destroy it."
" Press 'Y' to confirm.")) integral.freeze=0;
} else integral.freeze=!integral.freeze;
break;
case 8: if(!integral.freeze || mess_y_n(15,15,"The information for Event Generator will be lost\n OK?"))
{ int ndim=veg_Ptr->dim;
vegas_finish(veg_Ptr);
veg_Ptr=vegas_init(ndim,func_,50);
messanykey(57,11,"OK");
}
break;
case 9:
if(correctLong(50,12,"Enter new value ",&EventGrid,1))
{ if(veg_Ptr->fMax) {free(veg_Ptr->fMax); veg_Ptr->fMax=NULL;}
printf("EventGrid=%d\n",EventGrid);
setEventCubes(veg_Ptr, EventGrid);
EventGrid=veg_Ptr->evnCubes;
} break;
case 10: correctInt(50,15,"",&nEvents,1); break;
case 11:
if( !veg_Ptr || !veg_Ptr->fMax)
{ char * mess="Before event generation one has to launch Vegas session with freezed grid\n"
"to prepare generator";
if(blind) { printf("%s\n",mess); sortie(200);} else messanykey(4,13,mess);
} else runEvents();
}
}
}
int qcdmen_(void)
{
void * pscr=NULL;
int mode;
int returnCode=0;
initStrFun(0);
L10:{ char strmen[]="\030"
" parton dist. alpha OFF "
" alpha(MZ)= ZZZZ "
" nf = NF "
" order= NNLO "
" mb(mb)= MbMb "
" Mtop(pole)= Mtp "
" Alpha(Q) plot "
" Qren = RRR "
" Qpdf1= FF1 "
" Qpdf2= FF2 "
" Qshow= FFS ";
if(alphaPDF)
{ int k=0;
//printf("alphaPDF=%d sf_alpha[0]=%p sf_alpha[1]=%p\n", alphaPDF,sf_alpha[0],sf_alpha[1]);
switch(alphaPDF)
{ case 1: if(sf_alpha[0]) k=1; else if(sf_alpha[1]) k=2; break;
case 2: if(sf_alpha[1]) k=2; else if(sf_alpha[0]) k=1; break;
}
if(k) improveStr(strmen,"OFF","pdf%d",k);
}
improveStr(strmen,"ZZZZ","%.4f", alphaMZ);
improveStr(strmen,"NF","%d",alphaNF);
if(alphaOrder==1) improveStr(strmen,"NNLO","%-.4s","LO");
else if(alphaOrder==2) improveStr(strmen,"NNLO","%-.4s","NLO");
else alphaOrder=3;
improveStr(strmen,"MbMb","%.3f", MbMb);
improveStr(strmen,"Mtp","%.2f", Mtp);
improveStr(strmen,"RRR","%-.16s", Rscale_str);
improveStr(strmen,"FF1","%-.16s", F1scale_str);
improveStr(strmen,"FF2","%-.16s", F2scale_str);
improveStr(strmen,"FFS","%-.16s", Sscale_str);
menu1(54,8,"QCD alpha",strmen,"n_alpha",&pscr,&mode);
}
switch (mode)
{ case 0: if(returnCode) init_alpha(); return returnCode;
case 1:
{ char alphaMen[100]="\006"
" OFF "
" pdf1 "
" pdf2 ";
int k=0;
menu1(54,12,"alpha",alphaMen,"",NULL,&k);
if(k)alphaPDF=k-1;
if(alphaPDF && !sf_alpha[alphaPDF-1]) messanykey(20,20,"WARNING! This pdf does not define alphaQCD ");
}
break;
case 2:
{ double alphaMZ_old=alphaMZ;
if(correctDouble(3,15,"Enter new value ",&alphaMZ,1)) returnCode=1;
if(alphaMZ>0 && alphaMZ<0.3) returnCode=1; else
{ alphaMZ=alphaMZ_old;
messanykey(5,15,"Your input is out of alphaMZ range");
}
}
break;
case 3:
{ int NF_old=alphaNF;
if(correctInt(3,15,"Enter new value ",&alphaNF,1))
{
if(alphaNF<=6 && alphaNF>=3) returnCode=1;
else { messanykey(5,15,"NF out of range"); alphaNF=NF_old;}
}
}
break;
case 4:
{ char lomen[]="\010"
" LO "
" NLO "
" NNLO ";
void *pscrlo=NULL;
int k=0;
menu1(52,12,"",lomen,"",&pscrlo,&k);
if(k) { alphaOrder=k; returnCode=1; put_text(&pscrlo);}
}
break;
case 5: correctDouble(3,15,"Enter new value ",&MbMb,1); break;
case 6: correctDouble(3,15,"Enter new value ",&Mtp,1); break;
case 7:
{ void * screen;
int i;
static double qMin=1, qMax=1000;
static int nPoints=100;
if(returnCode) init_alpha();
get_text(1,1,maxCol(),maxRow(),&screen);
if(correctDouble(40 ,15 ,"Q_min=",&qMin,0)&& qMin>=0.5
&& correctDouble(40 ,16 ,"Q_max=",&qMax,0)&& qMax>qMin
&& correctInt(33,17,"number of points=" ,&nPoints,0)
&& nPoints>3&& nPoints<=150)
{ double *f[3]={NULL,NULL,NULL};
double *ff[3]={NULL,NULL,NULL};
char buff[3][100];
char* Y[3]={buff[0],buff[1],buff[2]};
switch(alphaOrder)
{ case 1: sprintf(Y[0],"MSbar LO"); break;
case 2: sprintf(Y[0],"MSbar NLO"); break;
case 3: sprintf(Y[0],"MSbar NNLO"); break;
default:sprintf(Y[0],"MSbar");
}
int N,k;
f[0]=(double*) malloc(nPoints*sizeof(double));
int xLog= (qMin>0 && qMax/qMin >10)? 1 : 0;
for(i=0;i<nPoints;i++)
{ double z=(i+0.5)/(double)(nPoints),q;
if(xLog) q=pow(qMin,1-z)*pow(qMax,z); else q=qMin*(1-z)+qMax*z;
f[0][i]=alpha_0(q);
// printf("i=%d %E\n",i,f[0][i]);
}
N=1;
for(k=0;k<2;k++) if(sf_alpha[k])
{
char buff[300];
strFunName(k+1,Y[N]);
char *p=strstr(Y[N],"(proton");
if(p) p[0]=0; else
{ p=strstr(Y[N],"(anti-proton");
if(p) p[0]=0;
}
f[N]=(double*) malloc(nPoints*sizeof(double));
for(i=0;i<nPoints;i++)
{ double z=(i+0.5)/(double)(nPoints),q;
if(xLog) q=pow(qMin,1-z)*pow(qMax,z);
else q=qMin*(1-z)+qMax*z;
f[N][i]=(*sf_alpha[k])(q);
}
N++;
}
// printf("N=%d Y[0]=%s\n Y[1]=%s\n Y[2]=%s\n", N,Y[0],Y[1],Y[2]);
// plot_Nar(NULL, "Alpha(Q)", log10(qMin), log10(qMax),"log10(Q/GeV)", nPoints, N, f,ff,Y);
plot_Nar(NULL, "Alpha(Q)", qMin,qMax,"Q/GeV", nPoints, xLog, N, f,ff,Y);
for(k=0;k<N;k++) free(f[k]);
} else messanykey(40,18,
" Correct input is \n"
" 0.5<= Q_min <Q_max\n"
" number of points <=150 and >=4");
put_text(&screen);
} break;
case 8:
{ int npos=1,rc;
do
{
char mess[200];
goto_xy(2,12); print("Renorm. scale: ");
if(str_redact(Rscale_str,npos,60)==KB_ENTER) returnCode=1;
goto_xy(2,12); clr_eol();
rc=initScales(Rscale_str,F1scale_str,F2scale_str,Sscale_str, mess);
if(rc) messanykey(10,10,mess);
} while(rc);
}
break;
case 9:
{ int npos=1,rc;
do
{
char mess[200];
goto_xy(2,12); print("Fct1.scale: ");
if(str_redact(F1scale_str,npos,60)==KB_ENTER) returnCode=1;
goto_xy(2,12); clr_eol();
rc=initScales(Rscale_str,F1scale_str,F2scale_str,Sscale_str, mess);
if(rc) messanykey(10,10,mess);
} while(rc);
}
break;
case 10:
{ int npos=1,rc;
do
{
char mess[200];
goto_xy(2,12); print("Fct1.scale: ");
if(str_redact(F2scale_str,npos,60)==KB_ENTER) returnCode=1;
goto_xy(2,12); clr_eol();
rc=initScales(Rscale_str,F1scale_str,F2scale_str,Sscale_str, mess);
if(rc) messanykey(10,10,mess);
} while(rc);
}
break;
case 11:
{ int npos=1,rc;
do
{
char mess[200];
goto_xy(2,12); print("Shworing scale: ");
if(str_redact(Sscale_str,npos,60)==KB_ENTER) returnCode=1;
goto_xy(2,12); clr_eol();
rc=initScales(Rscale_str,F1scale_str,F2scale_str,Sscale_str,mess);
if(rc) messanykey(10,10,mess);
} while(rc);
}
break;
}
goto L10;
}
int m_lha(int i,int*pString)
{
int size=2+8*500;
int size_=1;
void *pscr=NULL;
void *pscr0=NULL;
static int n1=0;
char * strmen=lhaMenu();
int i1=i-1;
if(!strmen) return 0;
int n0=1,k,l;
if(n1==0 && strlen(fname[i1]))
{ char *ch=strstr(strmen,fname[i1]);
if(ch) n1= 1+(ch-strmen)/strmen[0];
}
menu1(5,7,"LHAlib menu",strmen,"",&pscr,&n1);
if(n1)
{ char buff[50];
sscanf(strmen+1+strmen[0]*(n1-1),"%s",buff);
if(strcmp(buff,fname[i1]))
{ strcpy(fname[i1],buff);
setNum[i1]=0;
initpdfsetbynamem(&i,buff,strlen(buff));
lastLHA=i;
initpdfm(&i,setNum+i1,xMin+i1,xMax+i1,qMin+i1,qMax+i1);
}
}
else
{ fname[i1][0]=0;
setNum[i1]=0;
sgn[i1]=0;
return 0;
}
for(;n0!=0 && n0!=3;)
{ char buff[50];
int nMax;
char strmen0[]="\030"
" Set = 0 "
" Proton "
" OK ";
numberpdfm(&i,&nMax);
if(nMax>1) improveStr(strmen0,"Set = 0","Set = %d [0,%d]",setNum[i1],nMax);
else improveStr(strmen0,"Set = 0","Set = 0 (only)");
if(sgn[i1]<0) improveStr(strmen0,"Proton","%s","antiProton");
menu1(5,10,"",strmen0,"",&pscr0,&n0);
switch(n0)
{
case 1: if(nMax>1)
{ correctInt(50,12,"Enter new value ",setNum+i1,1);
if(setNum[i1]<0) setNum[i1]=0;
if(setNum[i1]>nMax) setNum[i1]=nMax;
initpdfm(&i,setNum+i1,xMin+i1,xMax+i1,qMin+i1,qMax+i1);
}
break;
case 2: sgn[i1]=-sgn[i1]; break;
case 3: put_text(&pscr0); break;
}
}
put_text(&pscr);
free(strmen);
return 1;
}
static void show_dependence(int X, int Y)
{ void *pscr1=NULL;
int i,mPos=1;
REAL mem;
int nc,ni,pos1,pos2;
char txt[50];
for(pos1=1;;)
{ nc=findParam(X-1,Y,0,nModelVars,nModelFunc,"Constraint",&pos1);
if(!pos1) return;
for(pos2=1;;)
{ double xMin,xMax;
int nPoints=100;
sprintf(txt,"check \"%s\" depends on",varNames[nc]);
ni=findParam(X-1,Y,0,0,nModelVars,txt,&pos2);
mem=varValues[ni];
if(ni<0) break;
xMin=varValues[ni] - fabs(varValues[ni] )/10;
xMax=varValues[ni] + fabs(varValues[ni] )/10;
for(;;)
{ int k3=0;
char strmen[]="\026 "
" x-Min = XXX "
" x-Max = YYY "
" Npoints = NNN "
" Display ";
improveStr(strmen,"XXX","%G",xMin);
improveStr(strmen,"YYY","%G",xMax);
improveStr(strmen,"NNN","%d",nPoints);
sprintf(txt,"check %s(%s)",varNames[nc],varNames[ni]);
menu1(X,Y+2,txt,strmen,"",NULL,&k3);
if(!k3) break;
switch(k3)
{ case 1: correctDouble(X,Y+12,"xMin = ",&xMin,1); break;
case 2: correctDouble(X,Y+12,"xMax = ",&xMax,1); break;
case 3: correctInt(X,Y+12,"nPoints = ",&nPoints,1); break;
case 4:
if( xMax>xMin && nPoints>=3 && nPoints<=150)
{ double dx=(xMax-xMin)/(nPoints-1);
double f[150];
int i, NaN=0,Esc=0;
informline(0,nPoints);
for(i=0;i<nPoints;i++)
{ double x=xMin+i*dx;
varValues[ni]=x;
NaN=calcMainFunc();
if(NaN)
{ char mess[100];
sprintf(mess,"Can not evaluate constraints for %s=%G",varNames[ni], x);
messanykey(16,5,mess);
break;
}
f[i]=varValues[nc];
Esc=informline(i,nPoints);
if(Esc) break;
}
varValues[ni]=mem;
calcMainFunc();
if(!(NaN||Esc)) plot_1(xMin,xMax,nPoints,f,NULL,"Plot",
varNames[ni], varNames[nc]);
} else messanykey(16,5," Correct input is \n"
" xMin<xMax,\n"
" 3<=nPoints<=150");
break;
}
}
}
}
}
static void f7_prog(int mode)
{ int pos=1;
void *pscr=NULL;
if(mode>2)
{ messanykey(10,15," Highlight the corresponding\n"
"structure function");
return;
}
if(!sf_num[mode-1]) return;
f3_key[4]=NULL;
for(;;)
{ static double xMin=0.0, xMax=1.0, scale = 91.187;
static int nPoints=100;
double f[150];
char strmen[]="\030 "
" x-Min = XXX "
" x-Max = YYY "
" Npoints = NNN "
" QCD-scale= QQQ "
" Display plot x*F(x) "
" Display plot F(x) ";
improveStr(strmen,"XXX","%.3f",xMin);
improveStr(strmen,"YYY","%.3f",xMax);
improveStr(strmen,"NNN","%d",nPoints);
improveStr(strmen,"QQQ","%.1fGeV",scale);
menu1(54,14,"",strmen,"n_alpha_view",&pscr,&pos);
switch(pos)
{ case 0: f3_key[4]=f7_prog;
return;
case 1:
correctDouble(55,18,"xMin = ",&xMin,1);
break;
case 2:
correctDouble(55,18,"xMax = ",&xMax,1);
break;
case 3:
correctInt(50,18,"nPoints = ",&nPoints,1);
break;
case 4:
correctDouble(50,18,"QCD-scale = ",&scale,1);
break;
case 5: case 6:
if(xMin>=0 && xMax>xMin && xMax<=1
&& nPoints>=3 && nPoints<=150 && scale>0.5)
{
void * screen;
double dx=(xMax-xMin)/(2*nPoints);
double be=sf_be[mode-1];
int i;
get_text(1,1,maxCol(),maxRow(),&screen);
for(i=0;i<nPoints;i++)
{ double x=xMin+(i+0.5)*(xMax-xMin)/nPoints;
f[i]=strfun_(mode,x,scale);
if(pos==5) f[i]*=x;
if(be!=1.) f[i]*=be*pow(1.-x,be-1.);
}
{
char p_name[20], mess[STRSIZ];
strcpy(p_name,pinf_int(Nsub,mode,NULL,NULL));
if(pos==5) strcat(p_name,"(x)*x"); else strcat(p_name,"(x)");
strFunName(mode,mess);
trim(mess);
sprintf(mess+strlen(mess)," [QCD-scale = %.1f GeV]",scale);
plot_1(xMin+dx,xMax-dx,nPoints,f,NULL,mess,"x",p_name);
}
put_text(&screen);
} else messanykey(16,5," Correct input is \n"
" 0<=xMin<xMax<=1,\n"
" QCD-scale > 0.5 GeV\n"
" 3<=nPoints<=150");
break;
}
}
}
