int runEvents(void)
{
FILE * iprt = NULL;
int i;
i=imkmom(inP1,inP2);
// if(veg_Ptr&&veg_Ptr->ndim!=i)clearGrid();
// if(!veg_Ptr) veg_Ptr=vegas_init(i,50);
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 */
{ char fname[50];
sprintf(fname,"%sevents_%d.txt",outputDir,nSess);
hFill=0;
generateEvents(veg_Ptr,func_2,fname, iprt);
}
fclose(iprt);
return 0;
}
static void f10_key_prog (int x)
{
if( mess_y_n(15,15," Quit session? "))
{
w_sess__(NULL);
finish();
sortie(0);
}
}
void n_comphep(void)
{
clr_scr(FGmain,BGmain);
while(checkParam())
if(mess_y_n(15,15, "Quit the session?"))
{w_sess__(NULL); return;} else change_parameter(54,7,0);
do
{ int err=monte_carlo_menu();
switch(err)
{ case 1:printf("Energy is too small!\n"); sortie(123);
case 2:printf("Can not evaluate cuts limlts\n"); sortie(124);
case 3:printf("Can not evaluate regularization paremeters"); sortie(125);
}
}
while(!mess_y_n(15,15,"Quit session?"));
w_sess__(NULL);
}
int monte_carlo_menu(void)
{
static int r=0;
int mode=1;
void * pscr=NULL;
void (*quit)(int)=f3_key[7];
char menutxt[]="\030"
" Subprocess "
" IN state "
" Model parameters "
" Constraints "
" QCD alpha & scales "
" Breit-Wigner "
" Aliases "
" Cuts "
" Phase space mapping "
" Monte Carlo simulation "
" Easy ";
if(nout_int!=2 ) menutxt[menutxt[0]*10+1]=0;
if(nin_int==1) improveStr(menutxt,"Easy", "Total width");
else improveStr(menutxt,"Easy", "1D integration");
wrtprc_();
for(;;)
{
infor();
f3_key[7]=quit;
menu1(54,4,"",menutxt,"n_mc_*",&pscr, &mode);
if(mode==1||mode==2||mode==3||mode==5||mode==7)f3_key[7]=NULL;
switch (mode)
{
case 0: return 0;
case 1: r=r|3*sub_men__(); break;
case 2: r=r|in_setting(); break;
case 3: r=r|change_parameter(54,7,0); break;
case 4: { int modeC=1;
for(;;)
{ char menuC[]="\030"
" All Constraints "
" Masses,Widths,Branching";
void * pscrC=NULL;
menu1(54,6,"",menuC,"n_constr_*",&pscrC, &modeC);
switch(modeC)
{ case 0: break;
case 1: show_depend(54,7); break;
case 2: show_spectrum(54,9); break;
}
if(!modeC) break;
} break;
}
case 5: r=r|qcdmen_(); break;
case 6: r=r|w_men__(); break;
case 7: do r=r|(3*edittable(1,4,&compTab,1,"n_comp",0)); while (fillCompositeArray());
break;
case 8: do r=r|(3*edittable(1,4,&cutTab,1,"n_cut",0)); while (fillCutArray());
break;
case 9: r=r|mappingMenu(); break;
case 10:
if(nout_int==1 && !sf_num[0] && !sf_num[1] )
{ if(blind) return 1;
messanykey(15,15,"Phase space integration for 2->1 processes\n needs distribution functions.");
break;
}
if(checkEnergy())
{
if(blind==1)
{ char fname[50];
int i,j;
sprintf(fname,"events_%d.txt", nSess);
FILE * f=fopen(fname,"w");
fprintf(f,"#%s\n", VERSION_);
fprintf(f,"#Type %d -> %d\n", nin_int,nout_int);
fprintf(f,"#Initial_state ");
if(nin_int==1) fprintf(f," P1=0\n");
else
{ fprintf(f," P1_3=0 P2_3=0\n");
wrt_sf__(f);
}
fprintf(f,"#PROCESS ");
for(i=1;i<=nin_int+nout_int; i++)
{ int pcode;
char * pname=pinf_int(Nsub,i,NULL,&pcode);
fprintf(f," %d(%s)", pcode, pname);
if(i==nin_int) fprintf(f," ->");
}
fprintf(f,"\n");
fprintf(f,"#MASSES ");
for(i=0;i<nin_int+nout_int;i++)
{ REAL m;
pinf_int(Nsub,i+1,&m,NULL);
fprintf(f," %.10E", (double)m);
}
fprintf(f,"\n");
fprintf(f,"#Cross_section(Width) %E\n",0.);
fprintf(f,"#Number_of_events %10d\n",0);
fprintf(f,"#Sum_of_weights %12.4E %12.4E \n",0.,0.);
fprintf(f,"#Events ");
if(nin_int==2) fprintf(f," P1_3 [Gev] P2_3 [Gev] ");
for(i=1;i<=nout_int; i++) for(j=1;j<=3;j++)
fprintf(f," P%d_%d [Gev] ",i+nin_int,j);
integral.old=1;
fclose(f);
return 1;
}
messanykey(15,15,"Energy is too small!");
break;
}
if(fillCutArray())
{ if(blind) return 2;
messanykey(15,15,"Can not evaluate cut limits");
break;
}
case 11:
if(mode==11)
{ void (*f10_tmp)(int);
w_sess__(NULL);
f10_tmp=f3_key[7];
f3_key[7]=f10_key_prog_for22;
if(nin_int==1) decay12(); else
{ REAL m1,m2, Pcm;
pinf_int(Nsub,1,&m1,NULL);
pinf_int(Nsub,2,&m2,NULL);
if(sf_num[0] && sf_mass[0]>m1) m1= sf_mass[0];
if(sf_num[1] && sf_mass[1]>m2) m2= sf_mass[1];
incomkin(m1,m2,inP1,inP2,NULL,&Pcm,NULL);
if(sf_num[0]||sf_num[1]||nCuts)
messanykey(10,10,"Structure functions and cuts are ignored\n");
cs_numcalc(Pcm);
}
f3_key[7]= f10_tmp;
r_sess__(NULL);
break;
} else if(fillRegArray())
{
if(blind) return 3;
messanykey(15,15,
"Can not evaluate regularization paremeters");
break;
}
if(mode==10) runVegas();
r=0;
break;
}
//printf("r=%d\n",r);
if(r) clearEventMax();
if(r&2) clearGrid();
if(r&1)newSession();
}
}
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();
}
}
}
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 monte_carlo_menu(void)
{
static int r=0;
int mode=1;
void * pscr=NULL;
void * pscr_mem=NULL;
void (*quit)(int)=f3_key[7];
char menutxt[]="\030"
" Subprocess "
" IN state "
" Model parameters "
" Constraints "
" QCD coupling "
" Breit-Wigner "
" Aliases "
" Cuts "
" Phase space mapping "
" Monte Carlo simulation "
" Easy ";
if(nout_int!=2 ) menutxt[menutxt[0]*10+1]=0;
if(nin_int==1) improveStr(menutxt,"Easy", "Total width");
else improveStr(menutxt,"Easy", "1D intergration");
get_text(1,10,80,24,&pscr_mem);
wrtprc_();
for(;;)
{
infor();
f3_key[7]=quit;
menu1(54,4,"",menutxt,"n_mc_*",&pscr, &mode);
if(mode==1||mode==2||mode==3||mode==5||mode==7)f3_key[7]=NULL;
switch (mode)
{
case 0: put_text(&pscr_mem); return 0;
case 1: r=r|3*sub_men__(); break;
case 2: r=r|in_setting(); break;
case 3: r=r|change_parameter(54,7,0); break;
case 4: { int modeC=1;
for(;;)
{ char menuC[]="\030"
" All Constraints "
" Masses,Widths,Branching";
void * pscrC=NULL;
menu1(54,6,"",menuC,"n_constr_*",&pscrC, &modeC);
switch(modeC)
{ case 0: put_text(&pscr_mem); break;
case 1: show_depend(54,7); break;
case 2: show_spectrum(54,9); break;
}
if(!modeC) break;
} break;
}
case 5: r=r|qcdmen_(); break;
case 6: r=r|w_men__(); break;
case 7: do r=r|(3*edittable(1,4,&compTab,1,"n_comp",0)); while (fillCompositeArray());
break;
case 8: do r=r|(3*edittable(1,4,&cutTab,1,"n_cut",0)); while (fillCutArray());
break;
case 9: r=r|mappingMenu(); break;
case 10:
if(nout_int==1 && !sf_num[0] && !sf_num[1] )
{ if(blind) return 1;
messanykey(15,15,"Phase space integration for 2->1 processes\n needs distribution functions.");
break;
}
if(checkEnergy())
{ if(blind) return 1;
messanykey(15,15,"Energy is too small!");
break;
}
if(fillCutArray())
{ if(blind) return 2;
messanykey(15,15,"Can not evaluate cuts limlts");
break;
}
case 11:
if(mode==11)
{ void (*f10_tmp)(int);
w_sess__(NULL);
f10_tmp=f3_key[7];
f3_key[7]=f10_key_prog_for22;
if(nin_int==1) decay12(); else
{ REAL m1,m2, Pcm;
pinf_int(Nsub,1,&m1,NULL);
pinf_int(Nsub,2,&m2,NULL);
incomkin(m1,m2,inP1,inP2,NULL,&Pcm,NULL);
if(sf_num[0]||sf_num[1]||nCuts)
messanykey(10,10,"Structure functions and cuts are ignored\n");
cs_numcalc(Pcm);
}
f3_key[7]= f10_tmp;
r_sess__(NULL);
break;
} else if(fillRegArray())
{
if(blind) return 3;
messanykey(15,15,
"Can not evaluate regularization paremeters");
break;
}
if(mode==10) runVegas();
r=0;
break;
}
if(r) clearEventMax();
if(r&2) clearGrid();
if(r&1)newSession();
}
}
