JHUGen MELA  JHUGen v7.5.6, MELA v2.4.2
Matrix element calculations as used in JHUGen.
Data Types | Modules | Macros | Functions/Subroutines
mod_Misc.F90 File Reference

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Data Types

interface  modmisc::swap
 
interface  modmisc::operator(.dot.)
 
interface  modmisc::operator(.cross.)
 
interface  modmisc::bublesort
 
interface  modmisc::reorder
 

Modules

module  modmisc
 

Macros

#define MakeBubleSort(typex, typey, name)
 
#define MakeReOrder(typey, typex, name)
 

Functions/Subroutines

real(8) function, dimension(1:3) modmisc::vectorcross (p1, p2)
 
real(8) function modmisc::minkowskyproduct (p1, p2)
 
complex(8) function modmisc::minkowskyproductc (p1, p2)
 
complex(8) function modmisc::minkowskyproductrc (p1, p2)
 
complex(8) function modmisc::minkowskyproductcr (p1, p2)
 
integer function modmisc::logicaltointeger (var)
 
double complex function modmisc::et1 (e1, e2, e3, e4)
 
double complex function modmisc::sc (q1, q2)
 
double precision function modmisc::scr (p1, p2)
 
double complex function modmisc::scrc (p1, p2)
 
real(8) function modmisc::get_pt (Mom)
 
real(8) function modmisc::get_pt2 (Mom)
 
real(8) function modmisc::get_minv (Mom)
 
real(8) function modmisc::get_minv2 (Mom)
 
real(8) function modmisc::get_eta (Mom)
 
real(8) function modmisc::get_phi (Mom)
 
real(8) function modmisc::get_cosalpha (Mom1, Mom2)
 
real(8) function modmisc::get_costheta (Mom)
 
real(8) function modmisc::get_r (Mom1, Mom2)
 
subroutine modmisc::pt_order (N, Mom)
 
subroutine modmisc::bublesort_integerinteger (N, X, IY)
 
subroutine modmisc::bublesort_realinteger (N, X, IY)
 
subroutine modmisc::bublesort_stringlogical (N, X, IY)
 
subroutine modmisc::bublesort_stringinteger (N, X, IY)
 
subroutine modmisc::bublesort_stringreal8 (N, X, IY)
 
subroutine modmisc::bublesort_stringcomplex8 (N, X, IY)
 
subroutine modmisc::bublesort_stringstring (N, X, IY)
 
subroutine modmisc::reorder_integerinteger (N, iy, x)
 
subroutine modmisc::reorder_integerreal (N, iy, x)
 
subroutine modmisc::printmom (Mom)
 
subroutine modmisc::error (Message, ErrNum)
 
logical function modmisc::isnan (x)
 
subroutine modmisc::swapi (i, j)
 
subroutine modmisc::swapr (i, j)
 
subroutine modmisc::swapc (i, j)
 
subroutine modmisc::swap_mom (Mom1, Mom2)
 
subroutine modmisc::swap_cmom (Mom1, Mom2)
 
complex(8) function modmisc::leviciv (e1, e2, e3, e4)
 
complex(8) function, dimension(1:4) modmisc::pol_gluon_incoming (p, hel)
 
complex(8) function, dimension(4) modmisc::pol_zff_outgoing (pf, pfbar, hel)
 
complex(8) function, dimension(1:4) modmisc::ubar_spinor (p, hel)
 
complex(8) function, dimension(1:4) modmisc::v_spinor (p, hel)
 
double complex function, dimension(1:4) modmisc::chir_weyl (sign, sp)
 
complex(8) function, dimension(dv) modmisc::vbqq_weyl (sp1, sp2)
 
complex(8) function, dimension(4) modmisc::spb2_weyl (sp, v)
 
complex(8) function, dimension(4) modmisc::spi2_weyl (v, sp)
 
character(len=150) function modmisc::findinputfmt0 (EventInfoLine)
 
character(len=150) function modmisc::findinputfmt1 (ParticleLine)
 
character(len=150) function modmisc::capitalize (InputString)
 
subroutine modmisc::houseofrepresentatives (XSecArray, NumberOfSeats, TotalNumberOfSeats)
 
subroutine modmisc::houseofrepresentatives2 (XSecArray, NumberOfSeats, TotalNumberOfSeats)
 
subroutine modmisc::convert_to_mcfm (p, pout)
 
subroutine modmisc::evaluatespline (EvalPoint, SplineData, SplineDataLength, TheResult)
 
subroutine hto_fmmsplinesingleht (b, c, d, top, gdim, xc, yc)
 
subroutine hto_seval3singleht (u, b, c, d, top, gdim, f, fp, fpp, fppp, xc, yc)
 
character(len=totallength) function modmisc::centerwithstars (string, totallength, align, padleft, padright)
 
subroutine modmisc::printlogo (TheUnit, title)
 
real function modmisc::infinity ()
 
logical function modmisc::calculatesxsec (Process)
 

Macro Definition Documentation

◆ MakeBubleSort

#define MakeBubleSort (   typex,
  typey,
  name 
)
Value:
1 SUBROUTINE name(N,X, IY) ;\
2 IMPLICIT NONE ;\
3 integer n ;\
4 typex :: x(1:n) ;\
5 typey :: iy(1:n) ;\
6 typex :: temp ;\
7 integer :: i, j, jmax ;\
8 typey :: itemp ;\
9 logical :: keepgoing ;\
10  ;\
11  keepgoing = .true. ;\
12  jmax=n-1 ;\
13  do i=1,n-1 ;\
14  keepgoing = .false. ;\
15  do j=1,jmax ;\
16  if(x(j).gt.x(j+1)) cycle ;\
17  keepgoing = .true. ;\
18  temp=x(j) ;\
19  x(j)=x(j+1) ;\
20  x(j+1)=temp ;\
21  itemp=iy(j) ;\
22  iy(j)=iy(j+1) ;\
23  iy(j+1)=itemp ;\
24  enddo ;\
25  if(.not.keepgoing) return ;\
26  jmax=jmax-1 ;\
27  enddo ;\
28  ;\
29 RETURN ;\
30 END SUBROUTINE

◆ MakeReOrder

#define MakeReOrder (   typey,
  typex,
  name 
)
Value:
1 SUBROUTINE name(N, iy,x) ;\
2 integer :: n,i ;\
3 typex :: x(1:n) ;\
4 typey :: iy(1:n) ;\
5 typex :: temp(1:n) ;\
6  ;\
7  do i=1,n ;\
8  temp(i) = x( iy(i) ) ;\
9  enddo ;\
10  x(1:n) = temp(1:n) ;\
11  ;\
12 RETURN ;\
13 END SUBROUTINE ;\

Function/Subroutine Documentation

◆ hto_fmmsplinesingleht()

subroutine evaluatespline::hto_fmmsplinesingleht ( real(8), dimension(gdim)  b,
real(8), dimension(gdim)  c,
real(8), dimension(gdim)  d,
integer  top,
integer  gdim,
real(8), dimension(gdim)  xc,
real(8), dimension(gdim)  yc 
)

Definition at line 1341 of file mod_Misc.F90.

1341 
1342 !---------------------------------------------------------------------------
1343 
1344 INTEGER k,n,i,top,gdim,l
1345 
1346 REAL(8), dimension(gdim) :: xc,yc
1347 REAL(8), dimension(gdim) :: x,y
1348 
1349 REAL(8), DIMENSION(gdim) :: b
1350 ! linear coeff
1351 
1352 REAL(8), DIMENSION(gdim) :: c
1353 ! quadratic coeff.
1354 
1355 REAL(8), DIMENSION(gdim) :: d
1356 ! cubic coeff.
1357 
1358 REAL(8) :: t
1359 REAL(8),PARAMETER:: ZERO=0.0, two=2.0, three=3.0
1360 
1361 ! The grid
1362 
1363 
1364 n= gdim
1365 FORALL(l=1:gdim)
1366 x(l)= xc(l)
1367 y(l)= yc(l)
1368 ENDFORALL
1369 
1370 !.....Set up tridiagonal system.........................................
1371 ! b=diagonal, d=offdiagonal, c=right-hand side
1372 
1373 d(1)= x(2)-x(1)
1374 c(2)= (y(2)-y(1))/d(1)
1375 DO k= 2,n-1
1376 d(k)= x(k+1)-x(k)
1377 b(k)= two*(d(k-1)+d(k))
1378 c(k+1)= (y(k+1)-y(k))/d(k)
1379 c(k)= c(k+1)-c(k)
1380 END DO
1381 
1382 !.....End conditions. third derivatives at x(1) and x(n) obtained
1383 ! from divided differences.......................................
1384 
1385 b(1)= -d(1)
1386 b(n)= -d(n-1)
1387 c(1)= zero
1388 c(n)= zero
1389 IF (n > 3) THEN
1390 c(1)= c(3)/(x(4)-x(2))-c(2)/(x(3)-x(1))
1391 c(n)= c(n-1)/(x(n)-x(n-2))-c(n-2)/(x(n-1)-x(n-3))
1392 c(1)= c(1)*d(1)*d(1)/(x(4)-x(1))
1393 c(n)= -c(n)*d(n-1)*d(n-1)/(x(n)-x(n-3))
1394 END IF
1395 
1396 DO k=2,n ! forward elimination
1397 t= d(k-1)/b(k-1)
1398 b(k)= b(k)-t*d(k-1)
1399 c(k)= c(k)-t*c(k-1)
1400 END DO
1401 
1402 c(n)= c(n)/b(n)
1403 
1404 ! back substitution ( makes c the sigma of text)
1405 
1406 DO k=n-1,1,-1
1407 c(k)= (c(k)-d(k)*c(k+1))/b(k)
1408 END DO
1409 
1410 !.....Compute polynomial coefficients...................................
1411 
1412 b(n)= (y(n)-y(n-1))/d(n-1)+d(n-1)*(c(n-1)+c(n)+c(n))
1413 DO k=1,n-1
1414 b(k)= (y(k+1)-y(k))/d(k)-d(k)*(c(k+1)+c(k)+c(k))
1415 d(k)= (c(k+1)-c(k))/d(k)
1416 c(k)= three*c(k)
1417 END DO
1418 c(n)= three*c(n)
1419 d(n)= d(n-1)
1420 
1421 RETURN
1422 

◆ hto_seval3singleht()

subroutine evaluatespline::hto_seval3singleht ( real(8), intent(in)  u,
real(8), dimension(gdim)  b,
real(8), dimension(gdim)  c,
real(8), dimension(gdim)  d,
integer  top,
integer  gdim,
real(8), intent(out), optional  f,
real(8), intent(out), optional  fp,
real(8), intent(out), optional  fpp,
real(8), intent(out), optional  fppp,
real(8), dimension(gdim)  xc,
real(8), dimension(gdim)  yc 
)

Definition at line 1428 of file mod_Misc.F90.

1428 
1429 ! ---------------------------------------------------------------------------
1430 
1431 REAL(8),INTENT(IN) :: u
1432 ! abscissa at which the spline is to be evaluated
1433 
1434 INTEGER j,k,n,l,top,gdim
1435 
1436 REAL(8), dimension(gdim) :: xc,yc
1437 REAL(8), dimension(gdim) :: x,y
1438 REAL(8), DIMENSION(gdim) :: b,c,d
1439 ! linear,quadratic,cubic coeff
1440 
1441 REAL(8),INTENT(OUT),OPTIONAL:: f,fp,fpp,fppp
1442 ! function, 1st,2nd,3rd deriv
1443 
1444 INTEGER, SAVE :: i=1
1445 REAL(8) :: dx
1446 REAL(8),PARAMETER:: TWO=2.0, three=3.0, six=6.0
1447 
1448 ! The grid
1449 
1450 n= gdim
1451 FORALL(l=1:gdim)
1452 x(l)= xc(l)
1453 y(l)= yc(l)
1454 ENDFORALL
1455 
1456 !.....First check if u is in the same interval found on the
1457 ! last call to Seval.............................................
1458 
1459 IF ( (i<1) .OR. (i >= n) ) i=1
1460 IF ( (u < x(i)) .OR. (u >= x(i+1)) ) THEN
1461 i=1
1462 
1463 ! binary search
1464 
1465 j= n+1
1466 DO
1467 k= (i+j)/2
1468 IF (u < x(k)) THEN
1469 j= k
1470 ELSE
1471 i= k
1472 ENDIF
1473 IF (j <= i+1) EXIT
1474 ENDDO
1475 ENDIF
1476 
1477 dx= u-x(i)
1478 
1479 ! evaluate the spline
1480 
1481 IF (Present(f)) f= y(i)+dx*(b(i)+dx*(c(i)+dx*d(i)))
1482 IF (Present(fp)) fp= b(i)+dx*(two*c(i) + dx*three*d(i))
1483 IF (Present(fpp)) fpp= two*c(i) + dx*six*d(i)
1484 IF (Present(fppp)) fppp= six*d(i)
1485 
1486 RETURN
1487