root / src / Calc_zmat_frag.f90 @ 3
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SUBROUTINE Calc_Zmat_frag(na,atome,ind_zmat,val_zmat,x,y,z,r_cov,fact) |
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|
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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! Goal: to compute a viable Z-Matrix starting from the |
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! cartesian coordinates of the atoms |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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! Input: |
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! na : Number or atoms |
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! atome : Mass number of the atoms (H=1, He=2,...) |
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! x,y,z : cartesian coordinates of the atoms |
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! r_cov : array containing the covalent radii of the atoms |
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! fact : multiplicative factor used to determine if two atoms are linked. |
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! see CalcCnct for more details. |
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! |
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! Output: |
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! ind_zmat : INTEGER(na,5) contains the indices of the Z-matrix |
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! val_zmat : REAL(na,3) contains the values of the Z-matrix |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! History |
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! |
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! v1.0 written for Cart a long time ago. Does not use fragment analysis, but was quite good ! |
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! |
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! v2.0 12/2007 |
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! Comes from Calc_zmat_constr_frag, based on a fragment analysis of the |
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! system under study. |
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! It should be more flexible and robust. |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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|
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Use Path_module, only : max_Z, NMaxL, Nom,MaxFroz, Pi |
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Use Io_module |
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|
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IMPLICIT NONE |
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|
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CHARACTER(5) :: AtName |
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integer(KINT), INTENT(IN) :: na,atome(na) |
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real(KREAL), INTENT(IN) :: x(Na),y(Na),z(Na),fact |
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real(KREAL), INTENT(IN) :: r_cov(0:Max_Z) |
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|
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INTEGER(KINT), INTENT(OUT) :: ind_zmat(Na,5) |
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real(KREAL), INTENT(OUT) :: val_zmat(Na,3) |
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|
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INTEGER(KINT) :: idx_zmat(NA) |
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! Frozen contains the indices of frozen atoms |
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! INTEGER(KINT) Frozen(*),NFroz |
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! Number of fragment, Index of the current fragment for loops |
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INTEGER(KINT) :: NbFrag,IdxFrag |
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! Fragment(I) contains the fragment index to which I belongs |
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! NbAtFrag(j) contains the number of atoms of fragment j |
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INTEGER(KINT), ALLOCATABLE :: Fragment(:),NbAtFrag(:) !na |
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! FragAt(i,:) lists the atoms of fragment i |
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INTEGER(KINT), ALLOCATABLE :: FragAt(:,:) !na,na |
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! MaxLFrag(i,1) contains the maximum of links for an atom for fragment i |
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! MaxLFrag(i,2) is the atom that has this number of linked atoms |
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INTEGER(KINT), ALLOCATABLE :: MaxLFrag(:,:) !na,2 |
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! INTEGER(KINT), ALLOCATABLE :: IdxFragAt(:) !na |
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! INTEGER(KINT), ALLOCATABLE :: FrozBlock(:,:) !(na,0:na) |
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! DistFrag contains the distance between a given atom and some other atoms |
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REAL(KREAL), ALLOCATABLE :: DistFrag(:) !na |
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! FragDist(I) contains the index of the atoms corresponding to DistFrag(I) |
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INTEGER(KINT), ALLOCATABLE :: FragDist(:) ! na |
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|
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INTEGER(KINT) :: IdxCaFaire, IAfaire |
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INTEGER(KINT), ALLOCATABLE :: LIAISONS(:,:) ! (Na,0:NMaxL) |
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! INTEGER(KINT), ALLOCATABLE :: LiaisonsIni(:,:) ! (Na,0:NMaxL) |
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INTEGER(KINT), ALLOCATABLE :: CAFaire(:) ! (Na) |
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|
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real(KREAL) :: vx1,vy1,vz1,norm1 |
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real(KREAL) :: vx2,vy2,vz2,norm2 |
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real(KREAL) :: vx3,vy3,vz3,norm3 |
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real(KREAL) :: vx4,vy4,vz4,norm4 |
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real(KREAL) :: vx5,vy5,vz5,norm5 |
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real(KREAL) :: val,val_d, d12, d13,d23,d |
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Logical PasFini,Debug, FirstAt, DebugGaussian |
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LOGICAL, ALLOCATABLE :: DejaFait(:), FCaf(:) !(na) |
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! Logical, ALLOCATABLE :: FrozAt(:) !T if this atom is frozen |
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LOGICAL F1213, F1223,F1323 |
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|
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INTEGER(KINT) :: I,J,n0,n1,n2,n3,n4,IAt,IL,JL,IFrag,ITmp, K, KMax |
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INTEGER(KINT) :: IMax, I3,I1,Ip, IFragFroz |
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INTEGER(KINT) :: I0, Izm, JAt,Izm0 |
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INTEGER(KINT) :: OrderZmat |
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|
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REAL(KREAL) :: sDihe |
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|
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INTERFACE |
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function valid(string) result (isValid) |
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CHARACTER(*), intent(in) :: string |
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logical :: isValid |
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END function VALID |
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|
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FUNCTION angle(v1x,v1y,v1z,norm1,v2x,v2y,v2z,norm2) |
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INTEGER, PARAMETER :: KREAL=KIND(1.0D0) |
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real(KREAL) :: v1x,v1y,v1z,norm1 |
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real(KREAL) :: v2x,v2y,v2z,norm2 |
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real(KREAL) :: angle |
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END FUNCTION ANGLE |
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|
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FUNCTION SinAngle(v1x,v1y,v1z,norm1,v2x,v2y,v2z,norm2) |
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INTEGER, PARAMETER :: KREAL=KIND(1.0D0) |
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real(KREAL) :: v1x,v1y,v1z,norm1 |
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real(KREAL) :: v2x,v2y,v2z,norm2 |
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real(KREAL) :: SinAngle |
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END FUNCTION SINANGLE |
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|
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FUNCTION angle_d(v1x,v1y,v1z,norm1,v2x,v2y,v2z,norm2,v3x,v3y,v3z,norm3) |
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INTEGER, PARAMETER :: KREAL=KIND(1.0D0) |
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real(KREAL) :: v1x,v1y,v1z,norm1 |
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real(KREAL) :: v2x,v2y,v2z,norm2 |
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real(KREAL) :: v3x,v3y,v3z,norm3 |
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real(KREAL) :: angle_d,ca,sa |
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END FUNCTION ANGLE_D |
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END INTERFACE |
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|
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debug=valid("calc_zmat").OR.valid("calc_zmat_frag") |
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debugGaussian=valid("zmat_gaussian") |
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|
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if (debug) WRITE(*,*) "=============================== Entering Calc_zmat_frag ========================" |
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if (na.le.2) THEN |
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WRITE(*,*) "I do not work for less than 2 atoms :-p" |
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RETURN |
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END IF |
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|
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ALLOCATE(FragDist(Na),Fragment(na), NbAtFrag(na),FragAt(na,na)) |
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! ALLOCATE(FrozFrag(na,3), IdxFragAt(na), FrozBlock(na,0:na)) |
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! ALLOCATE(FrozFrag(na,3)) |
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ALLOCATE(DistFrag(na),Liaisons(na,0:NMaxL)) |
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! ALLOCATE(Liaisons(na,0:NMaxL),LiaisonsIni(na,0:NMaxL)) |
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! ALLOCATE(CaFaire(na),DejaFait(Na),FCaf(na),FrozAt(na)) |
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ALLOCATE(CaFaire(na+1),DejaFait(Na),FCaf(na)) |
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|
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if (debug) THEN |
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WRITE(*,*) "DBG Calc_zmat_frag - Cartesian coordinates" |
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DO I=1,na |
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WRITE(*,'(1X,A3,3(1X,F15.8))') Nom(atome(i)),x(i),y(i),z(i) |
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END DO |
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END if |
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|
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DO I=1,na |
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DO J=1,5 |
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Ind_Zmat(I,J)=0 |
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END DO |
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END DO |
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|
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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! Easy case : 3 or less atoms |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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if (Na.eq.3) THEN |
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d12=sqrt((x(1)-x(2))**2+(y(1)-y(2))**2+(z(1)-z(2))**2) |
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d13=sqrt((x(1)-x(3))**2+(y(1)-y(3))**2+(z(1)-z(3))**2) |
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d23=sqrt((x(3)-x(2))**2+(y(3)-y(2))**2+(z(3)-z(2))**2) |
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F1213=(d12<=d13) |
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F1323=(d13<=d23) |
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F1223=(d12<=d23) |
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if (debug) THEN |
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WRITE(*,*) "DEBUG Calc_Zmat 3 atoms" |
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WRITE(*,*) "d12,d13,d23:",d12,d13,d23 |
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WRITE(*,*) "F1213,F1323,F1223:",F1213,F1323,F1223 |
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END IF |
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OrderZmat=0 |
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if (F1213) orderZmat=OrderZmat+4 |
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if (F1323) orderZmat=OrderZmat+2 |
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if (F1223) orderZmat=OrderZmat+1 |
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if (debug) WRITE(*,*) 'OrderZmat=',OrderZmat |
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SELECT CASE (OrderZmat) |
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CASE (0) |
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! F F F ordre 2-3----1 |
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ind_zmat(1,1)=3 |
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ind_zmat(2,1)=2 |
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ind_zmat(2,2)=3 |
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ind_zmat(3,1)=1 |
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ind_zmat(3,2)=3 |
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ind_zmat(3,3)=2 |
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CASE (2) |
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! F T F ordre 1-3----2 |
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ind_zmat(1,1)=3 |
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ind_zmat(2,1)=1 |
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ind_zmat(2,2)=3 |
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ind_zmat(3,1)=2 |
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ind_zmat(3,2)=3 |
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ind_zmat(3,3)=1 |
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CASE (3) |
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! F T T ordre 2---1-3 |
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ind_zmat(1,1)=1 |
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ind_zmat(2,1)=3 |
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ind_zmat(2,2)=1 |
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ind_zmat(3,1)=2 |
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ind_zmat(3,2)=1 |
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ind_zmat(3,3)=3 |
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CASE (5) |
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! T F T ordre 1-2----3 |
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ind_zmat(1,1)=2 |
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ind_zmat(2,1)=1 |
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ind_zmat(2,2)=2 |
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ind_zmat(3,1)=3 |
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ind_zmat(3,2)=2 |
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ind_zmat(3,3)=1 |
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CASE (7) |
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! T T T ordre 3----1-2 |
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ind_zmat(1,1)=1 |
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ind_zmat(2,1)=2 |
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ind_zmat(2,2)=1 |
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ind_zmat(3,1)=3 |
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ind_zmat(3,2)=1 |
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ind_zmat(3,3)=2 |
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END SELECT |
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|
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IF (debug) THEN |
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WRITE(*,*) "DBG Calc_zmat_frag - Nat=3 -" |
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DO i=1,na |
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WRITE(*,'(1X,A3,5(1X,I5))') Nom(Atome(ind_zmat(i,1))),(ind_zmat(i,j),j=1,5) |
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END DO |
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END IF |
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|
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! We have ind_zmat, we fill val_zmat |
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val_zmat=0.d0 |
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n2=ind_zmat(2,1) |
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n1=ind_zmat(2,2) |
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d=sqrt((x(n1)-x(n2))**2+(y(n1)-y(n2))**2+(z(n1)-z(n2))**2) |
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val_zmat(2,1)=d |
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n1=ind_zmat(3,1) |
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n2=ind_zmat(3,2) |
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n3=ind_zmat(3,3) |
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CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
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if (debug) write(*,*) n1,n2,norm1 |
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val_zmat(3,1)=norm1 |
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|
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CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
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val=angle(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2) |
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if (debug) write(*,*) n2,n3,norm2,val |
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val_zmat(3,2)=val |
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|
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RETURN |
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END IF !matches if (Na.eq.3) THEN |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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! End of Easy case : 3 or less atoms |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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! General Case |
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! |
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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! |
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|
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! Initialization |
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DejaFait=.False. |
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Liaisons=0 |
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ind_zmat=0 |
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val_zmat=0.d0 |
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|
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if (debug) WRITE(*,*) "Coucou from Calc_zmat_frag.f90; L240" |
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|
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if (debug) THEN |
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WRITE(*,*) "Bonds initialized" |
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WRITE(*,*) 'Covalent radii used' |
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DO iat=1,na |
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i=atome(iat) |
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WRITE(*,*) Nom(I),Iat,r_cov(i),r_cov(i)*fact |
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END DO |
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END IF |
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|
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1003 FORMAT(1X,I4,' - ',25(I5)) |
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|
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! First step : connectivity are calculated |
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|
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Call CalcCnct(na,atome,x,y,z,LIAISONS,r_cov,fact) |
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|
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if (debug) THEN |
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WRITE(*,*) "Connections calculated" |
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DO IL=1,na |
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WRITE(IOOUT,1003) Il,(LIAISONS(IL,JL),JL=0,NMaxL) |
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END DO |
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END IF |
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|
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FCaf=.TRUE. |
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Call Decomp_frag(na,liaisons,FCaf,nbfrag,Fragment,NbAtFrag,FragAt) |
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|
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IF (debug) THEN |
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WRITE(*,*) 'I found ',NbFrag, 'fragments' |
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WRITE(*,*) (NbAtFrag(I),I=1,NbFrag) |
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DO I=1,NbFrag |
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WRITE(*,*) NbAtFrag(I) |
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WRITE(*,*) 'Fragment ', i |
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DO J=1,Na |
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IF (Fragment(J).EQ.I) WRITE(*,'(1X,I3,1X,A5,3(1X,F10.6))') J,Nom(Atome(J)) & |
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,X(J),Y(J),Z(J) |
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END DO |
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WRITE(*,*) "FragAt:",(FragAt(I,j),j=1,NbAtFrag(I)) |
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END DO |
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END IF |
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|
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ALLOCATE(MaxLFrag(NbFrag,2)) |
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|
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MaxLFrag=0 |
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|
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DO I=1,NbFrag |
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MaxLFrag(I,1)=Liaisons(FragAt(I,1),0) |
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MaxLFrag(I,2)=FragAt(I,1) |
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|
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DO J=1,NbAtFrag(I) |
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Iat=FragAt(I,J) |
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IF (Liaisons(IAt,0).GT.MaxLFrag(I,1)) THEN |
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MaxLFrag(I,1)=Liaisons(Iat,0) |
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MaxLFrag(I,2)=Iat |
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END IF |
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END DO |
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IF (debug) WRITE(*,*) 'Frag :',I,', atom ',MaxLFrag(I,2), ' has ',MaxLFrag(I,2),' links' |
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END DO |
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|
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! We will now build the molecule fragment by fragment |
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! We choose the starting fragment with two criteria: |
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! 1- Number of linked atoms: |
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! * >=3 is good as it fully defines the coordinate space |
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! * 2 is ok as we can either use a 3rd atom from the same fragment |
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! or add a X atom somewhere but this complicates quite a lot the way |
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! to treat the conversion from cartesian to zmat latter |
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! * 1 is bad... |
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! 2- Size of the fragment |
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! this allows us to deal more easily with cases 1- when number of |
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! directly linked atoms is less than 3 |
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|
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IFrag=0 |
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! I0 is the number of connections of the best fragment |
331 |
I0=0 |
332 |
! I1 is the number of atoms of the best fragment |
333 |
I1=0 |
334 |
IAt=0 |
335 |
DO I=1,NbFrag |
336 |
SELECT CASE(MaxLFrag(I,1)-I0) |
337 |
CASE (1:) |
338 |
IFrag=I |
339 |
I0=MaxLFrag(I,1) |
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I1=NbAtFrag(I) |
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IAt=MaxLFrag(I,2) |
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CASE (0) |
343 |
if (NbAtFrag(I).GT.I1) THEN |
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IFrag=I |
345 |
I0=MaxLFrag(I,1) |
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I1=NbAtFrag(I) |
347 |
IAt=MaxLFrag(I,2) |
348 |
END IF |
349 |
END SELECT |
350 |
END DO |
351 |
|
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if (debug) WRITE(*,'(1X,A,I5,A,I5,A,I5,A,I5)') 'Starting with fragment:',IFrag,' with ',I0 & |
353 |
,' max links for atom',IAt,' fragment size',NbAtFrag(IFrag) |
354 |
|
355 |
! We will build the first fragment in a special way, as it will |
356 |
! set the coordinates system |
357 |
|
358 |
if (debug) WRITE(*,*) 'Fragment 1, starting with atom:',IAt, & |
359 |
'with ',I0,' connections' |
360 |
|
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DejaFait=.FALSE. |
362 |
FCaf=.FALSE. |
363 |
|
364 |
izm=0 |
365 |
SELECT CASE (I0) |
366 |
CASE(3:) |
367 |
if (debug) WRITE(*,*) 'DBG select case I0 3' |
368 |
n0=Iat |
369 |
|
370 |
ITmp=2 |
371 |
sDihe=0. |
372 |
n2=IAt |
373 |
n3=Liaisons(Iat,1) |
374 |
! We search for the third atom while making sure that it is not aligned with first two ! |
375 |
DO While ((ITmp.LE.Liaisons(Iat,0)).AND.(sDihe.LE.0.09d0)) |
376 |
n4=Liaisons(Iat,Itmp) |
377 |
CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
378 |
CALL vecteur(n3,n4,x,y,z,vx3,vy3,vz3,norm3) |
379 |
val_d=angle(vx3,vy3,vz3,norm3,vx2,vy2,vz2,norm2) |
380 |
sDiHe=abs(sin(val_d*pi/180.d0)) |
381 |
if (debug) Write(*,*) 'Trying n2,n3,n4,sdihe,val_d',n2,n3,n4,sdihe,val_d |
382 |
Itmp=Itmp+1 |
383 |
END DO |
384 |
If (debug) WRITE(*,*) 'Itmp,Liaisons',Itmp,Liaisons(Iat,1:NMaxL) |
385 |
Liaisons(Iat,Itmp-1)=Liaisons(iat,2) |
386 |
Liaisons(Iat,2)=n4 |
387 |
If (debug) WRITE(*,*) 'Itmp,Liaisons',Itmp,Liaisons(Iat,1:NMaxL) |
388 |
|
389 |
if (sDihe.LE.0.09d0) THEN |
390 |
WRITE(*,*) "PROBLEM !!! All atoms linked to ",n0," are aligned..." |
391 |
WRITE(*,*) "Surprising as this atom has at least three bonds... For NOW STOP" |
392 |
STOP |
393 |
END IF |
394 |
|
395 |
CALL produit_vect(vx3,vy3,vz3,norm3,vx2,vy2,vz2,norm2, & |
396 |
vx5,vy5,vz5,norm5) |
397 |
|
398 |
|
399 |
! We search for the fourth atom while checking that it is not aligned with 1st and 2nd atoms. |
400 |
Itmp=3 |
401 |
sDiHe=0. |
402 |
! PFL 28 Dec 2007 -> |
403 |
! I had a test on the dihedral angle, but I cannot see why it is important to have |
404 |
! a non planar fragment at the begining... ethylene works and is fully planar |
405 |
! I thus suppress this test |
406 |
! |
407 |
! DO While ((ITmp.LE.Liaisons(Iat,0)).AND.(sDihe.LE.0.09d0)) |
408 |
! ITmp=ITmp+1 |
409 |
n1=Liaisons(Iat,Itmp) |
410 |
if (debug) WRITe(*,*) 'trying n1,n2,n3,n4',n1,n2,n3,n4 |
411 |
CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
412 |
! Is this atom aligned with n2-n3 ? |
413 |
val_d=angle(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2) |
414 |
sDiHe=abs(sin(val_d*pi/180.d0)) |
415 |
if (debug) Write(*,*) 'Angle n3-n2-n1',val_d |
416 |
if (sDiHe.le.0.09d0) THEN |
417 |
! As atoms n2,n3 and n4 are not aligned, we interchange n3 and n4 so that n1,n2 and n3 are not aligned |
418 |
if (debug) WRITE(*,*) "n3-n2-n1 aligned, we interchange n3 and n4" |
419 |
n1=n3 |
420 |
n3=n4 |
421 |
n4=n1 |
422 |
n1=Liaisons(Iat,ITmp) |
423 |
CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
424 |
CALL vecteur(n2,n4,x,y,z,vx3,vy3,vz3,norm3) |
425 |
val_d=angle(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2) |
426 |
if (debug) Write(*,*) 'NEW Angle n3-n2-n1',val_d |
427 |
END IF |
428 |
|
429 |
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
430 |
! avant de tester l'angle diedre, il faut verifier que ce 4e atome n'est pas |
431 |
! aligne avec les 2 premiers. |
432 |
! comme on a deja test? que les 3 premiers ne sont pas alignes, |
433 |
! s'il est align? avec les 2 premiers, on peut inverser le role de 2 et 3. |
434 |
! On pourrait tout simplier en faisant une bete recherche parmi tous les atomes geles |
435 |
! de ce bloc (au moins 4 ?) avec le critere 1) on les range par distance croissante |
436 |
! 2) on les scanne tant que l'angle valence n'est pas bon, puis tant que diehedre pas bon |
437 |
! on pourrait comme ca faire un tableau avec les atomes ranges d'abord pour le fragment s?lectionn? |
438 |
! puis les atomes des autres fragment par distance croissante. |
439 |
! les autres fragments ne seraient additonn?s que si l'on ne trouve pas notre bonheur dans le premier bloc |
440 |
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
441 |
|
442 |
CALL produit_vect(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2, & |
443 |
vx4,vy4,vz4,norm4) |
444 |
val_d=angle_d(vx4,vy4,vz4,norm4,vx5,vy5,vz5,norm5, & |
445 |
vx2,vy2,vz2,norm2) |
446 |
sDihe=abs(sin(val_d*pi/180.d0)) |
447 |
if (debug) WRITE(*,*) 'n2,n3,n4,n1, angle_d',n2,n3,n4,n1,val_d |
448 |
! END DO |
449 |
|
450 |
DejaFait(n2)=.TRUE. |
451 |
DejaFait(n3)=.TRUE. |
452 |
DejaFait(n4)=.TRUE. |
453 |
|
454 |
! if (sDihe.LE.0.09d0) THEN |
455 |
! ! None of the atoms linked to IAt are good to define the third |
456 |
! ! direction in space... |
457 |
! ! We will look at the other atoms |
458 |
! ! we might improve the search so as to take the atom closest to IAt |
459 |
! if (debug) WRITE(*,*) "All atoms linked to ",Iat," are in a plane. Looking for other atoms" |
460 |
! ITmp=0 |
461 |
! DO I=1,NbAtFrag(IFrag) |
462 |
! JAt=FragAt(IFrag,I) |
463 |
! if (FrozAt(Jat).AND.(.NOT.DejaFait(JAt))) THEN |
464 |
! n1=JAt |
465 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
466 |
! CALL produit_vect(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2, & |
467 |
! vx4,vy4,vz4,norm4) |
468 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
469 |
! vx5,vy5,vz5,norm5, & |
470 |
! vx2,vy2,vz2,norm2) |
471 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
472 |
! ITmp=ITmp+1 |
473 |
! DistFrag(ITmp)=Norm1 |
474 |
! FragDist(ITmp)=JAt |
475 |
! END IF |
476 |
! END IF |
477 |
! END DO |
478 |
|
479 |
! IF (ITmp.EQ.0) THEN |
480 |
! ! All dihedral angles between frozen atoms are less than 5? |
481 |
! ! (or more than 175?). We have to look at other fragments :-( |
482 |
! DO I=1,NFroz |
483 |
! Jat=Frozen(I) |
484 |
! if (.NOT.DejaFait(JAt)) THEN |
485 |
! n1=JAt |
486 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
487 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
488 |
! vx2,vy2,vz2,norm2, & |
489 |
! vx4,vy4,vz4,norm4) |
490 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
491 |
! vx5,vy5,vz5,norm5, & |
492 |
! vx2,vy2,vz2,norm2) |
493 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
494 |
! ITmp=ITmp+1 |
495 |
! DistFrag(ITmp)=Norm1 |
496 |
! FragDist(ITmp)=JAt |
497 |
! END IF |
498 |
! END IF |
499 |
! END DO |
500 |
! IF (ITmp.EQ.0) THEN |
501 |
! ! All frozen atoms are in a plane... too bad |
502 |
! WRITE(*,*) 'ERROR: It seems that all frozen atoms are in a plane' |
503 |
! WRITE(*,*) 'For now, I do not treat this case' |
504 |
! STOP |
505 |
! END IF |
506 |
! END IF |
507 |
! I1=0 |
508 |
! d=1e9 |
509 |
! DO I=1,ITmp |
510 |
! IF (DistFrag(I).LE.d) THEN |
511 |
! d=DistFrag(I) |
512 |
! I1=FragDist(I) |
513 |
! END IF |
514 |
! END DO |
515 |
! ELSE !(sDihe.LE.0.09d0) |
516 |
! I1=FrozBlock(IAt,ITmp) |
517 |
! if (debug) WRITE(*,*) 'I1,n1:',I1,n1 |
518 |
! END IF !(sDihe.LE.0.09d0) |
519 |
! ! we now have the atom that is closer to the first one and that |
520 |
! ! forms a non 0/Pi dihedral angle |
521 |
! |
522 |
! <- PFL 28 Dec 2007 |
523 |
|
524 |
! We construct the begining of the Z-Matrix |
525 |
|
526 |
ind_zmat(1,1)=n2 |
527 |
ind_zmat(2,1)=n3 |
528 |
ind_zmat(2,2)=n2 |
529 |
ind_zmat(3,1)=n4 |
530 |
ind_zmat(3,2)=n2 |
531 |
ind_zmat(3,3)=n3 |
532 |
DejaFait(n2)=.TRUE. |
533 |
DejaFait(n3)=.TRUE. |
534 |
DejaFait(n4)=.TRUE. |
535 |
CaFaire(1)=n3 |
536 |
CaFaire(2)=n4 |
537 |
|
538 |
! PFL 28 Dec 2007 |
539 |
! We have not selected a fourth atom, so that the following is not needed |
540 |
! ind_zmat(4,1)=I1 |
541 |
! ind_zmat(4,2)=n2 |
542 |
! ind_zmat(4,3)=n3 |
543 |
! ind_zmat(4,4)=n4 |
544 |
! DejaFait(I1)=.TRUE. |
545 |
! CaFaire(3)=I1 |
546 |
! CaFaire(4)=0 |
547 |
! IdxCaFaire=4 |
548 |
! izm=4 |
549 |
! FCaf(I1)=.TRUE. |
550 |
!!!!!!! |
551 |
! and replaced by: |
552 |
CaFaire(3)=0 |
553 |
IdxCaFaire=3 |
554 |
izm=3 |
555 |
! |
556 |
! <- PFL 28 Dec 2007 |
557 |
|
558 |
FCaf(n2)=.TRUE. |
559 |
FCaf(n3)=.TRUE. |
560 |
FirstAt=.TRUE. |
561 |
DO I=3,Liaisons(Iat,0) |
562 |
IF (.NOT.DejaFait(Liaisons(Iat,I))) THEN |
563 |
izm=izm+1 |
564 |
! ind_zmat(izm,1)=Liaisons(Iat,I) |
565 |
! ind_zmat(izm,2)=n2 |
566 |
! ind_zmat(izm,3)=n3 |
567 |
! ind_zmat(izm,4)=n4 |
568 |
Call add2indzmat(na,izm,Liaisons(Iat,I),n2,n3,n4,ind_zmat,x,y,z) |
569 |
if (FirstAt) THEN |
570 |
n4=Liaisons(Iat,I) |
571 |
FirstAt=.FALSE. |
572 |
END IF |
573 |
IF (.NOT.FCaf(Liaisons(Iat,I))) THEN |
574 |
CaFaire(IdxCaFaire)=Liaisons(Iat,I) |
575 |
IdxCaFaire=IdxCaFaire+1 |
576 |
CaFaire(IdxCaFaire)=0 |
577 |
FCaf(Liaisons(Iat,I))=.TRUE. |
578 |
END IF |
579 |
DejaFait(Liaisons(Iat,I))=.TRUE. |
580 |
END IF |
581 |
END DO |
582 |
|
583 |
if (debug) THEN |
584 |
WRITE(*,*) "Ind_zmat 0 - SELECT CASE I0 3: -- izm=",izm |
585 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(1,1) |
586 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(2,1), ind_zmat(2,2) |
587 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(3,1), ind_zmat(3,2), ind_zmat(3,3) |
588 |
DO I=4,izm |
589 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(I,1), ind_zmat(I,2), & |
590 |
ind_zmat(I,3), ind_zmat(I,4) |
591 |
END DO |
592 |
END IF |
593 |
|
594 |
|
595 |
! First four atoms (at least) have been put we go on with next parts |
596 |
! of this fragment... later |
597 |
|
598 |
|
599 |
CASE(2) |
600 |
if (debug) WRITE(*,*) 'DBG select case I0 2' |
601 |
WRITE(*,*) "PFL 28 Dec 2007: No test of alignment here :( TO DO TO DO TO DO" |
602 |
ind_zmat(1,1)=IAt |
603 |
ind_zmat(2,1)=Liaisons(IAt,1) |
604 |
ind_zmat(2,2)=IAt |
605 |
ind_zmat(3,1)=Liaisons(IAt,2) |
606 |
ind_zmat(3,2)=IAt |
607 |
ind_zmat(3,3)=Liaisons(IAt,1) |
608 |
DejaFait(IAt)=.TRUE. |
609 |
DejaFait(Liaisons(Iat,1))=.TRUE. |
610 |
DejaFait(Liaisons(Iat,2))=.TRUE. |
611 |
CaFaire(1)=Liaisons(Iat,1) |
612 |
CaFaire(2)=Liaisons(Iat,2) |
613 |
FCaf(Liaisons(Iat,1))=.TRUE. |
614 |
FCaf(Liaisons(Iat,2))=.TRUE. |
615 |
|
616 |
! PFL 28 Dec 2007 -> |
617 |
! We do NOT need a fourth atom !!! The third direction in space is defined by the cross |
618 |
! product of the first two directions |
619 |
! |
620 |
! the following is thus commented |
621 |
! |
622 |
! ! We search for a fourth atom, first in the FrozBlock atoms |
623 |
! ITmp=2 |
624 |
! sDihe=0. |
625 |
! n2=IAt |
626 |
! n3=Liaisons(Iat,1) |
627 |
! n4=Liaisons(Iat,2) |
628 |
! CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
629 |
! CALL vecteur(n3,n4,x,y,z,vx3,vy3,vz3,norm3) |
630 |
! CALL produit_vect(vx3,vy3,vz3,norm3, & |
631 |
! vx2,vy2,vz2,norm2, & |
632 |
! vx5,vy5,vz5,norm5) |
633 |
! |
634 |
! DO While ((ITmp.LE.FrozBlock(Iat,0)).AND.(sDihe.LE.0.09d0)) |
635 |
! ITmp=ITmp+1 |
636 |
! n1=FrozBlock(Iat,Itmp) |
637 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
638 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
639 |
! vx2,vy2,vz2,norm2, & |
640 |
! vx4,vy4,vz4,norm4) |
641 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
642 |
! vx5,vy5,vz5,norm5, & |
643 |
! vx2,vy2,vz2,norm2) |
644 |
! sDihe=abs(sin(val_d)) |
645 |
! END DO |
646 |
! IF (debug) WRITE(*,*) 'DBG 4th atom, ITmp, sDihe',ITmp, sDihe |
647 |
! if (sDihe.LE.0.09d0) THEN |
648 |
! ! None of the frozen atoms linked to IAt are good to define the third |
649 |
! ! direction in space... |
650 |
! ! We will look at the other frozen atoms |
651 |
! ! we might improve the search so as to take the atom closest to IAt |
652 |
! ITmp=0 |
653 |
! DO I=1,NbAtFrag(IFrag) |
654 |
! JAt=FragAt(IFrag,I) |
655 |
! if (FrozAt(Jat).AND.(.NOT.DejaFait(JAt))) THEN |
656 |
! n1=JAt |
657 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
658 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
659 |
! vx2,vy2,vz2,norm2, & |
660 |
! vx4,vy4,vz4,norm4) |
661 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
662 |
! vx5,vy5,vz5,norm5, & |
663 |
! vx2,vy2,vz2,norm2) |
664 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
665 |
! ITmp=ITmp+1 |
666 |
! DistFrag(ITmp)=Norm1 |
667 |
! FragDist(ITmp)=JAt |
668 |
! END IF |
669 |
! END IF |
670 |
! END DO |
671 |
! IF (ITmp.EQ.0) THEN |
672 |
! ! All dihedral angles between frozen atoms are less than 5? |
673 |
! ! (or more than 175?). We have to look at other fragments :-( |
674 |
! DO I=1,NFroz |
675 |
! Jat=Frozen(I) |
676 |
! if (.NOT.DejaFait(JAt)) THEN |
677 |
! n1=JAt |
678 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
679 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
680 |
! vx2,vy2,vz2,norm2, & |
681 |
! vx4,vy4,vz4,norm4) |
682 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
683 |
! vx5,vy5,vz5,norm5, & |
684 |
! vx2,vy2,vz2,norm2) |
685 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
686 |
! ITmp=ITmp+1 |
687 |
! DistFrag(ITmp)=Norm1 |
688 |
! FragDist(ITmp)=JAt |
689 |
! END IF |
690 |
! END IF |
691 |
! END DO |
692 |
! IF (ITmp.EQ.0) THEN |
693 |
! ! All frozen atoms are in a plane... too bad |
694 |
! WRITE(*,*) 'ERROR: It seems that all frozen atoms are in a plane' |
695 |
! WRITE(*,*) 'For now, I do not treat this case' |
696 |
! STOP |
697 |
! END IF |
698 |
! END IF |
699 |
! I1=0 |
700 |
! d=1e9 |
701 |
! DO I=1,ITmp |
702 |
! IF (DistFrag(I).LE.d) THEN |
703 |
! d=DistFrag(I) |
704 |
! I1=FragDist(I) |
705 |
! END IF |
706 |
! END DO |
707 |
! ELSE !(sDihe.LE.0.09d0) |
708 |
! I1=FrozBlock(IAt,ITmp) |
709 |
! END IF !(sDihe.LE.0.09d0) |
710 |
! ! we now have the atom that is closer to the first one and that |
711 |
! ! forms a non 0/Pi dihedral angle |
712 |
! ! ind_zmat(4,1)=I1 |
713 |
! ! ind_zmat(4,2)=IAt |
714 |
! ! ind_zmat(4,3)=Liaisons(Iat,1) |
715 |
! ! ind_zmat(4,4)=Liaisons(Iat,2) |
716 |
! n3=Liaisons(Iat,1) |
717 |
! n4=Liaisons(Iat,2) |
718 |
! Call add2indzmat(na,4,I1,Iat,n3,n4,ind_zmat,x,y,z) |
719 |
! Liaisons(Iat,1)=n3 |
720 |
! Liaisons(Iat,2)=n4 |
721 |
! DejaFait(I1)=.TRUE. |
722 |
! CaFaire(3)=I1 |
723 |
! CaFaire(4)=0 |
724 |
! IdxCaFaire=4 |
725 |
! izm=4 |
726 |
! FCaf(I1)=.TRUE. |
727 |
! |
728 |
!!!!!! <- PFL 28 Dec 2007 |
729 |
|
730 |
CaFaire(3)=0 |
731 |
IdxCaFaire=3 |
732 |
izm=3 |
733 |
|
734 |
CASE(1) |
735 |
if (debug) WRITE(*,*) 'DBG select case I0 1, NbAtFrag=',NbAtFrag(IFrag) |
736 |
ind_zmat(1,1)=IAt |
737 |
ind_zmat(2,1)=Liaisons(IAt,1) |
738 |
ind_zmat(2,2)=IAt |
739 |
DejaFait(IAt)=.TRUE. |
740 |
DejaFait(Liaisons(Iat,1))=.TRUE. |
741 |
IdxCaFaire=2 |
742 |
CaFaire(1)=Liaisons(Iat,1) |
743 |
CaFaire(2)=0 |
744 |
FCaf(Liaisons(Iat,1))=.TRUE. |
745 |
|
746 |
! PFL 28 Dec 2007 -> |
747 |
! We do NOT need a fourth atom. So we will look only for a third atom |
748 |
! |
749 |
!!!! |
750 |
! |
751 |
! We search for a third and fourth atoms, first in the FrozBlock atoms |
752 |
! It should not be possible to have (FrozBlock(Iat,0).GT.2) and |
753 |
! iat linked to only one atom ! |
754 |
|
755 |
|
756 |
! we calculate the distances between Iat and all other frozen |
757 |
! atoms of this fragment, and store only those for which |
758 |
! valence angles are not too close to 0/Pi. (limit:5?) |
759 |
|
760 |
ITmp=0 |
761 |
CALL vecteur(Liaisons(Iat,1),IAt,x,y,z,vx2,vy2,vz2,norm2) |
762 |
|
763 |
! PFL 28 Dec 2007: As MaxL=1 I think that there is at most 2 atoms in this fragment... |
764 |
! so that the following loop is useless... this should be tested more carefully |
765 |
DO I=1,NbAtFrag(IFrag) |
766 |
JAt=FragAt(IFrag,I) |
767 |
if (.NOT.DejaFait(JAt)) THEN |
768 |
CALL vecteur(JAt,IAt,x,y,z,vx1,vy1,vz1,norm1) |
769 |
if (abs(cos(angle(vx1,vy1,vz1,norm1, & |
770 |
vx2,vy2,vz2,norm2))).LE.0.996d0) THEN |
771 |
ITmp=ITmp+1 |
772 |
DistFrag(ITmp)=Norm1 |
773 |
FragDist(ITmp)=JAt |
774 |
END IF |
775 |
END IF |
776 |
END DO |
777 |
|
778 |
IF (ITMP.EQ.0) THEN |
779 |
! We have no atoms correct in this fragment, we use |
780 |
! atoms from other fragments |
781 |
DO Jat=1,Na |
782 |
! DejaFait(Iat)=.TRUE. so that we do not need to test Jat/=Iat |
783 |
if (.NOT.DejaFait(JAt)) THEN |
784 |
CALL vecteur(JAt,IAt,x,y,z,vx1,vy1,vz1,norm1) |
785 |
if (abs(cos(angle(vx1,vy1,vz1,norm1, & |
786 |
vx2,vy2,vz2,norm2))).LE.0.996d0) THEN |
787 |
ITmp=ITmp+1 |
788 |
DistFrag(ITmp)=Norm1 |
789 |
FragDist(ITmp)=JAt |
790 |
END IF |
791 |
END IF |
792 |
END DO |
793 |
IF (ITMP.EQ.0) THEN |
794 |
WRITE(*,*) 'It seems all atoms are aligned' |
795 |
WRITE(*,*) 'Case non treated for now :-( ' |
796 |
STOP |
797 |
END IF |
798 |
END IF |
799 |
|
800 |
I1=0 |
801 |
d=1e9 |
802 |
! PFL 28 Dec 2007: There exists some F90 intrinsics to find the smallest element of an array. |
803 |
! The following loop should be replaced by it ! |
804 |
DO I=1,ITmp |
805 |
IF (DistFrag(I).LE.d) THEN |
806 |
I1=FragDist(I) |
807 |
d=DistFrag(I) |
808 |
END IF |
809 |
END DO |
810 |
|
811 |
! we now have the atom that is closer to the first one and that |
812 |
! forms a non 0/Pi valence angle |
813 |
ind_zmat(3,1)=I1 |
814 |
ind_zmat(3,2)=IAt |
815 |
ind_zmat(3,3)=Liaisons(Iat,1) |
816 |
DejaFait(I1)=.TRUE. |
817 |
CaFaire(2)=I1 |
818 |
FCaf(I1)=.TRUE. |
819 |
|
820 |
|
821 |
! PFL 28 Dec 2007 -> |
822 |
! We do NOT need a fourth atom so that the following is suppressed |
823 |
! |
824 |
! ! we search for a fourth atom ! |
825 |
! ! We search for a fourth atom, first in the FrozBlock atoms |
826 |
! ITmp=2 |
827 |
! sDihe=0. |
828 |
! n2=IAt |
829 |
! n3=Liaisons(Iat,1) |
830 |
! n4=I1 |
831 |
! CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
832 |
! CALL vecteur(n3,n4,x,y,z,vx3,vy3,vz3,norm3) |
833 |
! CALL produit_vect(vx3,vy3,vz3,norm3, & |
834 |
! vx2,vy2,vz2,norm2, & |
835 |
! vx5,vy5,vz5,norm5) |
836 |
! |
837 |
! ! We will look at the other frozen atoms |
838 |
! ! we might improve the search so as to take the atom closest to IAt |
839 |
! ITmp=0 |
840 |
! DO I=1,NbAtFrag(IFrag) |
841 |
! JAt=FragAt(IFrag,I) |
842 |
! if (FrozAt(Jat).AND.(.NOT.DejaFait(JAt))) THEN |
843 |
! n1=JAt |
844 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
845 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
846 |
! vx2,vy2,vz2,norm2, & |
847 |
! vx4,vy4,vz4,norm4) |
848 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
849 |
! vx5,vy5,vz5,norm5, & |
850 |
! vx2,vy2,vz2,norm2) |
851 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
852 |
! ITmp=ITmp+1 |
853 |
! DistFrag(ITmp)=Norm1 |
854 |
! FragDist(ITmp)=JAt |
855 |
! END IF |
856 |
! END IF |
857 |
! END DO |
858 |
! IF (ITmp.EQ.0) THEN |
859 |
! ! All dihedral angles between frozen atoms are less than 5? |
860 |
! ! (or more than 175?). We have to look at other fragments :-( |
861 |
! DO I=1,NFroz |
862 |
! Jat=Frozen(I) |
863 |
! if (.NOT.DejaFait(JAt)) THEN |
864 |
! n1=JAt |
865 |
! CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
866 |
! CALL produit_vect(vx1,vy1,vz1,norm1, & |
867 |
! vx2,vy2,vz2,norm2, & |
868 |
! vx4,vy4,vz4,norm4) |
869 |
! val_d=angle_d(vx4,vy4,vz4,norm4, & |
870 |
! vx5,vy5,vz5,norm5, & |
871 |
! vx2,vy2,vz2,norm2) |
872 |
! if (abs(sin(val_d)).GE.0.09D0) THEN |
873 |
! ITmp=ITmp+1 |
874 |
! DistFrag(ITmp)=Norm1 |
875 |
! FragDist(ITmp)=JAt |
876 |
! END IF |
877 |
! END IF |
878 |
! END DO |
879 |
! IF (ITmp.EQ.0) THEN |
880 |
! ! All frozen atoms are in a plane... too bad |
881 |
! WRITE(*,*) 'ERROR: It seems that all frozen atoms are in a plane' |
882 |
! WRITE(*,*) 'For now, I do not treat this case' |
883 |
! STOP |
884 |
! END IF |
885 |
! END IF ! ITmp.EQ.0 after scaning fragment |
886 |
! I1=0 |
887 |
! d=1e9 |
888 |
! DO I=1,ITmp |
889 |
! IF (DistFrag(I).LE.d) THEN |
890 |
! d=DistFrag(I) |
891 |
! I1=FragDist(I) |
892 |
! END IF |
893 |
! END DO |
894 |
! |
895 |
! ! we now have the atom that is closer to the first one and that |
896 |
! ! forms a non 0/Pi dihedral angle |
897 |
! ! ind_zmat(4,1)=I1 |
898 |
! ! ind_zmat(4,2)=IAt |
899 |
! ! ind_zmat(4,3)=ind_zmat(2,1) |
900 |
! ! ind_zmat(4,4)=ind_zmat(3,1) |
901 |
! n3=ind_zmat(2,1) |
902 |
! n4=ind_zmat(3,1) |
903 |
! Call add2indzmat(na,4,I1,IAt,n3,n4,ind_zmat,x,y,z) |
904 |
! ind_zmat(2,1)=n3 |
905 |
! ind_zmat(3,1)=n4 |
906 |
! DejaFait(I1)=.TRUE. |
907 |
! CaFaire(3)=I1 |
908 |
! CaFaire(4)=0 |
909 |
! IdxCaFaire=4 |
910 |
! izm=4 |
911 |
! FCaf(I1)=.TRUE. |
912 |
!!!!!!!!!!! |
913 |
! |
914 |
! <- PFL 28 Dec 2007 |
915 |
|
916 |
CaFaire(3)=0 |
917 |
IdxCaFaire=3 |
918 |
|
919 |
CASE(0) |
920 |
WRITE(*,*) 'All atoms are separated .. ' |
921 |
WRITE(*,*) 'this case should be treated separately !' |
922 |
STOP |
923 |
END SELECT |
924 |
|
925 |
if (debug) THEN |
926 |
WRITE(*,*) 'ind_zmat 1 izm=',izm |
927 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(1,1) |
928 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(2,1), ind_zmat(2,2) |
929 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(3,1), ind_zmat(3,2), ind_zmat(3,3) |
930 |
DO I=4,izm |
931 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(I,1), ind_zmat(I,2), & |
932 |
ind_zmat(I,3), ind_zmat(I,4) |
933 |
END DO |
934 |
END IF |
935 |
|
936 |
DO I=1,izm |
937 |
Idx_zmat(ind_zmat(I,1))=i |
938 |
END Do |
939 |
|
940 |
! at least first three atoms of this fragment done... |
941 |
! we empty the 'cafaire' array before going on |
942 |
IAFaire=1 |
943 |
DO WHILE (CaFaire(IaFaire).NE.0) |
944 |
n1=CaFaire(IaFaire) |
945 |
n2=ind_zmat(idx_zmat(N1),2) |
946 |
if (idx_zmat(N1).EQ.2) THEN |
947 |
! We have a (small) problem: we have to add atoms linked to the 2nd |
948 |
! atom of the zmat. This is a pb because we do not know |
949 |
! which atom to use to define the dihedral angle |
950 |
! we take the third atom of the zmat |
951 |
n3=ind_zmat(3,1) |
952 |
ELSE |
953 |
n3=ind_zmat(idx_zmat(n1),3) |
954 |
END IF |
955 |
|
956 |
FirstAt=.TRUE. |
957 |
DO I=1,Liaisons(n1,0) |
958 |
IAt=Liaisons(n1,I) |
959 |
! PFL 29.Aug.2008 -> |
960 |
! We dissociate the test on 'DejaFait' that indicates that this atom |
961 |
! has already been put in the Zmat |
962 |
! from the test on FCaf that indicates that this atom has been put in the |
963 |
! 'CAFaire' list that deals with identifying its connectivity. |
964 |
! Those two test might differ in some cases. |
965 |
IF (.NOT.DejaFait(Iat)) THEN |
966 |
izm=izm+1 |
967 |
if (debug) WRITE(*,*) ">1< Adding atom ",Iat,"position izm=",izm |
968 |
! ind_zmat(izm,1)=iat |
969 |
! ind_zmat(izm,2)=n1 |
970 |
! ind_zmat(izm,3)=n2 |
971 |
! ind_zmat(izm,4)=n3 |
972 |
Call add2indzmat(na,izm,iat,n1,n2,n3,ind_zmat,x,y,z) |
973 |
if (FirstAt) THEN |
974 |
n3=Iat |
975 |
FirstAt=.FALSE. |
976 |
END IF |
977 |
idx_zmat(iat)=izm |
978 |
DejaFait(iat)=.TRUE. |
979 |
END IF |
980 |
IF (.NOT.FCaf(Iat)) THEN |
981 |
CaFaire(IdxCaFaire)=iat |
982 |
IdxCaFaire=IdxCaFaire+1 |
983 |
CaFaire(IdxCaFaire)=0 |
984 |
FCaf(Iat)=.TRUE. |
985 |
END IF |
986 |
! <- PFL 29.Aug.2008 |
987 |
END DO |
988 |
IaFaire=IaFaire+1 |
989 |
END Do ! DO WHILE CaFaire |
990 |
|
991 |
if (debug) THEN |
992 |
WRITE(*,*) 'ind_zmat 2, izm=',izm |
993 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(1,1) |
994 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(2,1), ind_zmat(2,2) |
995 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(3,1), ind_zmat(3,2), ind_zmat(3,3) |
996 |
DO I=4,izm |
997 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(I,1), ind_zmat(I,2), & |
998 |
ind_zmat(I,3), ind_zmat(I,4) |
999 |
END DO |
1000 |
END IF |
1001 |
|
1002 |
! We have finished putting atoms linked to the first one |
1003 |
! There should not be any atom left from this fragment. We check: |
1004 |
! we will add other atoms of this fragment |
1005 |
DO I=1,NbAtFrag(IFrag) |
1006 |
Iat=FragAt(IFrag,I) |
1007 |
if (debug) WRITE(*,*) "DBG: I,Iat,dejafait",I,Iat,DejaFait(Iat) |
1008 |
IF (.NOT.DejaFait(Iat)) THEN |
1009 |
WRITE(*,*) 'Treating atom I,Iat',I,Iat |
1010 |
|
1011 |
END IF |
1012 |
|
1013 |
END DO |
1014 |
|
1015 |
NbAtFrag(Ifrag)=0 |
1016 |
MaxLFrag(IFrag,1)=0 |
1017 |
|
1018 |
! we start again with the rest of the molecule... |
1019 |
! v 1.01 We add the fragment in the order corresponding to NbAtFrag |
1020 |
KMax=NbFrag-1 |
1021 |
|
1022 |
IF (DEBUG) WRITE(*,*) "Adding the ",Kmax," remaining fragments" |
1023 |
DO K=1, KMax |
1024 |
IFrag=0 |
1025 |
I0=0 |
1026 |
IAt=0 |
1027 |
I1=0 |
1028 |
DO I=1,NbFrag |
1029 |
SELECT CASE(MaxLFrag(I,1)-I0) |
1030 |
CASE (1:) |
1031 |
IFrag=I |
1032 |
I0=MaxLFrag(I,1) |
1033 |
IAt=MaxLFrag(I,2) |
1034 |
I1=NbAtFrag(I) |
1035 |
CASE (0) |
1036 |
if (NbAtFrag(I).GT.I1) THEN |
1037 |
IFrag=I |
1038 |
I0=MaxLFrag(I,1) |
1039 |
IAt=MaxLFrag(I,2) |
1040 |
I1=NbAtFrag(I) |
1041 |
END IF |
1042 |
END SELECT |
1043 |
|
1044 |
END DO |
1045 |
|
1046 |
if (debug) WRITE(*,'(1X,A,I5,A,I5,A,I5,A,I5)') 'Adding fragment:',IFrag,' with ',I0 & |
1047 |
,' max links for atom',IAt,' fragment size',NbAtFrag(IFrag) |
1048 |
|
1049 |
MaxLFrag(IFrag,1)=0 |
1050 |
|
1051 |
! We search for the closest atoms of the previous fragments to the atom with max links |
1052 |
d=1e9 |
1053 |
DO J=1,izm |
1054 |
Call vecteur(iat,ind_zmat(j,1),x,y,z,vx1,vy1,vz1,norm1) |
1055 |
if (norm1.le.d) THEN |
1056 |
Jat=j |
1057 |
d=norm1 |
1058 |
END IF |
1059 |
END DO |
1060 |
n2=ind_zmat(jat,1) |
1061 |
SELECT CASE(jat) |
1062 |
CASE (1) |
1063 |
n3=ind_zmat(2,1) |
1064 |
n4=ind_zmat(3,1) |
1065 |
CASE (2) |
1066 |
n3=ind_zmat(1,1) |
1067 |
n4=ind_zmat(3,1) |
1068 |
CASE DEFAULT |
1069 |
n3=ind_zmat(jAt,2) |
1070 |
n4=ind_zmat(jat,3) |
1071 |
END SELECT |
1072 |
izm=izm+1 |
1073 |
Call add2indzmat(na,izm,iat,n2,n3,n4,ind_zmat,x,y,z) |
1074 |
idx_zmat(iat)=izm |
1075 |
DejaFait(iat)=.TRUE. |
1076 |
IdxCaFaire=2 |
1077 |
CaFaire(1)=iat |
1078 |
CaFaire(2)=0 |
1079 |
FCaf(Iat)=.TRUE. |
1080 |
IaFaire=1 |
1081 |
DO WHILE (CaFaire(IaFaire).NE.0) |
1082 |
n1=CaFaire(IaFaire) |
1083 |
n2=ind_zmat(idx_zmat(N1),2) |
1084 |
if (idx_zmat(N1).EQ.2) THEN |
1085 |
! We have a (small) problem: we have to add atoms linked to the 2nd |
1086 |
! atom of the zmat. This is a pb because we do not know |
1087 |
! which atom to use to define the dihedral angle |
1088 |
! we take the third atom of the zmat |
1089 |
n3=ind_zmat(3,1) |
1090 |
ELSE |
1091 |
n3=ind_zmat(idx_zmat(n1),3) |
1092 |
END IF |
1093 |
DO I3=1,Liaisons(n1,0) |
1094 |
IAt=Liaisons(n1,I3) |
1095 |
! PFL 29.Aug.2008 -> |
1096 |
! We dissociate the test on 'DejaFait' that indicates that this atom |
1097 |
! has already been put in the Zmat |
1098 |
! from the test on FCaf that indicates that this atom has been put in the |
1099 |
! 'CAFaire' list that deals with identifying its connectivity. |
1100 |
! Those two test might differ for a frozen atom linked to non frozen atoms. |
1101 |
IF (.NOT.DejaFait(Iat)) THEN |
1102 |
izm=izm+1 |
1103 |
Call add2indzmat(na,izm,Iat,n1,n2,n3,ind_zmat,x,y,z) |
1104 |
idx_zmat(iat)=izm |
1105 |
n3=iat |
1106 |
DejaFait(Iat)=.TRUE. |
1107 |
END IF |
1108 |
IF (.NOT.FCaf(Iat)) THEN |
1109 |
CaFaire(IdxCaFaire)=iat |
1110 |
IdxCaFaire=IdxCaFaire+1 |
1111 |
CaFaire(IdxCaFaire)=0 |
1112 |
FCaf(Iat)=.TRUE. |
1113 |
END IF |
1114 |
! <- PFL 29.Aug.2008 |
1115 |
END DO |
1116 |
IaFaire=IaFaire+1 |
1117 |
END Do ! DO WHILE CaFaire |
1118 |
|
1119 |
if (debug) THEN |
1120 |
WRITE(*,*) 'ind_zmat 4' |
1121 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(1,1) |
1122 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(2,1), ind_zmat(2,2) |
1123 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(3,1), ind_zmat(3,2), ind_zmat(3,3) |
1124 |
DO Ip=4,izm |
1125 |
WRITE(*,'(1X,4(1X,I5))') ind_zmat(Ip,1), ind_zmat(Ip,2), & |
1126 |
ind_zmat(Ip,3), ind_zmat(Ip,4) |
1127 |
END DO |
1128 |
END IF |
1129 |
|
1130 |
END DO ! Loop on all fragments |
1131 |
|
1132 |
|
1133 |
! We have ind_zmat. We calculate val_zmat :-) |
1134 |
if (debug) WRITE(*,*) "Calculating val_zmat" |
1135 |
|
1136 |
val_zmat(1,1)=0.d0 |
1137 |
val_zmat(1,2)=0.d0 |
1138 |
val_zmat(1,3)=0.d0 |
1139 |
val_zmat(2,2)=0.d0 |
1140 |
val_zmat(2,3)=0.d0 |
1141 |
val_zmat(3,3)=0.d0 |
1142 |
|
1143 |
n1=ind_zmat(2,1) |
1144 |
n2=ind_zmat(2,2) |
1145 |
|
1146 |
CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
1147 |
|
1148 |
val_zmat(2,1)=norm1 |
1149 |
|
1150 |
|
1151 |
n1=ind_zmat(3,1) |
1152 |
n2=ind_zmat(3,2) |
1153 |
n3=ind_zmat(3,3) |
1154 |
|
1155 |
CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
1156 |
|
1157 |
val_zmat(3,1)=norm1 |
1158 |
|
1159 |
CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
1160 |
val=angle(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2) |
1161 |
|
1162 |
val_zmat(3,2)=val |
1163 |
|
1164 |
DO i=4,na |
1165 |
|
1166 |
n1=ind_zmat(i,1) |
1167 |
n2=ind_zmat(i,2) |
1168 |
n3=ind_zmat(i,3) |
1169 |
n4=ind_zmat(i,4) |
1170 |
|
1171 |
if (debug) WRITE(*,*) "Doing i,n1,n2,n3,n4",i,n1,n2,n3,n4 |
1172 |
CALL vecteur(n2,n1,x,y,z,vx1,vy1,vz1,norm1) |
1173 |
|
1174 |
CALL vecteur(n2,n3,x,y,z,vx2,vy2,vz2,norm2) |
1175 |
val=angle(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2) |
1176 |
|
1177 |
CALL vecteur(n3,n4,x,y,z,vx3,vy3,vz3,norm3) |
1178 |
CALL produit_vect(vx1,vy1,vz1,norm1,vx2,vy2,vz2,norm2, & |
1179 |
vx4,vy4,vz4,norm4) |
1180 |
CALL produit_vect(vx3,vy3,vz3,norm3,vx2,vy2,vz2,norm2, & |
1181 |
vx5,vy5,vz5,norm5) |
1182 |
|
1183 |
val_d=angle_d(vx4,vy4,vz4,norm4, vx5,vy5,vz5,norm5, & |
1184 |
vx2,vy2,vz2,norm2) |
1185 |
|
1186 |
! write(*,11) n1,n2,norm1,n3,val,n4,val_d |
1187 |
!11 format (2(1x,i3),1x,f8.4,2(1x,i3,1x,f8.3)) |
1188 |
|
1189 |
val_zmat(i,1)=norm1 |
1190 |
val_zmat(i,2)=val |
1191 |
val_zmat(i,3)=val_d |
1192 |
|
1193 |
END DO |
1194 |
|
1195 |
if (debug) THEN |
1196 |
WRITE(*,*) 'DBG Cre_Zmat_Frag: ind_zmat' |
1197 |
DO I=1,na |
1198 |
WRITE(*,'(1X,5I5)') (ind_zmat(i,j),j=1,5) |
1199 |
END DO |
1200 |
|
1201 |
WRITE(*,*) 'DBG Cre_Zmat_Frag: Full zmat' |
1202 |
DO I=1,na |
1203 |
WRITE(*,'(1X,I5,1X,I5,F8.4,2(1X,I5,1X,F7.2))') ind_zmat(i,1),(ind_zmat(i,j+1),val_zmat(i,j),j=1,3) |
1204 |
END DO |
1205 |
|
1206 |
END IF |
1207 |
|
1208 |
if (debugGaussian) THEN |
1209 |
WRITE(*,*) 'DBG Cre_Zmat_Frag: Gaussian Zmat - START' |
1210 |
Call zmat_g92(na,atome,ind_zmat,val_zmat) |
1211 |
WRITE(*,*) 'DBG Cre_Zmat_Frag: Gaussian Zmat - END' |
1212 |
END IF |
1213 |
|
1214 |
|
1215 |
if (debug) WRITE(*,*) "Deallocate (FragDist,Fragment, NbAtFrag,FragAt)" |
1216 |
DEALLOCATE(FragDist,Fragment, NbAtFrag,FragAt) |
1217 |
if (debug) WRITE(*,*) "Deallocate (DistFrag,Liaisons)" |
1218 |
DEALLOCATE(DistFrag,Liaisons) |
1219 |
if (debug) WRITE(*,*) "Deallocate(CaFaire,DejaFait)" |
1220 |
DEALLOCATE(CaFaire,DejaFait,FCaf,MaxLFrag) |
1221 |
|
1222 |
|
1223 |
|
1224 |
if (debug) WRITE(*,*) "=============================== Exiting Calc_zmat_frag ========================" |
1225 |
|
1226 |
END SUBROUTINE Calc_Zmat_frag |
1227 |
|
1228 |
SUBROUTINE zmat_g92(na,atome,ind_zmat,val_zmat) |
1229 |
|
1230 |
! This subroutine comes for Cart. Slightly modified to be f90 |
1231 |
|
1232 |
Use Path_module, only : max_Z, NMaxL, Nom,MaxFroz, Pi |
1233 |
Use Io_module |
1234 |
|
1235 |
IMPLICIT NONE |
1236 |
|
1237 |
integer(KINT), INTENT(IN) :: na,atome(na) |
1238 |
INTEGER(KINT), INTENT(IN) :: ind_zmat(Na,5) |
1239 |
real(KREAL), INTENT(IN) :: val_zmat(Na,3) |
1240 |
|
1241 |
character(6) :: at1,at2,at3,at4,at5,d,a,dh |
1242 |
character(SCHARS), ALLOCATABLE :: tab(:) ! 3*na |
1243 |
character(LCHARS) :: ligne |
1244 |
|
1245 |
INTEGER(KINT) :: i,n1,n2,n3,n4 |
1246 |
|
1247 |
ALLOCATE(tab(3*na)) |
1248 |
|
1249 |
DO i=1,na |
1250 |
IF (i .GE. 1) THEN |
1251 |
n1=ind_zmat(i,1) |
1252 |
write(at1,11) nom(atome(n1)),n1 |
1253 |
11 format(a2,i3) |
1254 |
Call ecris_sb(at1,at1) |
1255 |
write(ligne,4) at1 |
1256 |
END IF |
1257 |
IF (i .GE. 2) THEN |
1258 |
n2=ind_zmat(i,2) |
1259 |
write(at2,11) nom(atome(n2)),n2 |
1260 |
Call ecris_sb(At2,at2) |
1261 |
write(d,11) 'R',i-1 |
1262 |
Call ecris_sb(D,d) |
1263 |
write(ligne,4) at1,at2,d |
1264 |
write(tab(i-1),12) d,val_zmat(i,1) |
1265 |
12 format(a8,f8.4) |
1266 |
END IF |
1267 |
IF (i .GE. 3) THEN |
1268 |
n3=ind_zmat(i,3) |
1269 |
write(at3,11) nom(atome(n3)),n3 |
1270 |
Call ecris_sb(At3,at3) |
1271 |
write(a,11) 'A',na+i-3 |
1272 |
Call ecris_sb(A,A) |
1273 |
write(ligne,4) at1,at2,d,at3,a |
1274 |
write(tab(na+i-3),13) a,val_zmat(i,2) |
1275 |
13 format(a8,f8.3) |
1276 |
END IF |
1277 |
IF (i .GE. 4) THEN |
1278 |
n4=ind_zmat(i,4) |
1279 |
write(at4,11) nom(atome(n4)),n4 |
1280 |
Call ecris_sb(At4,at4) |
1281 |
write(dh,11) 'DH',na+na+i-6 |
1282 |
Call ecris_sb(dh,dh) |
1283 |
write(ligne,4) at1,at2,d,at3,a,at4,dh |
1284 |
4 format(7a6) |
1285 |
write(tab(na+na+i-6),13) dh,val_zmat(i,3) |
1286 |
END IF |
1287 |
write(IOOUT,*) TRIM(ligne) |
1288 |
END DO |
1289 |
|
1290 |
write(IOOUT,*) |
1291 |
IF (na .EQ. 2) THEN |
1292 |
write(IOOUT,*) TRIM(tab(1)) |
1293 |
ELSE |
1294 |
DO i=1,3*na-6 |
1295 |
write(IOOUT,*) TRIM(tab(i)) |
1296 |
END DO |
1297 |
END IF |
1298 |
write(IOOUT,*) |
1299 |
|
1300 |
DEALLOCATE(Tab) |
1301 |
|
1302 |
END SUBROUTINE zmat_g92 |
1303 |
|
1304 |
SUBROUTINE ecris_sb(inter1,inter) |
1305 |
|
1306 |
character(6) :: inter,inter1 |
1307 |
|
1308 |
|
1309 |
k=1 |
1310 |
DO j=1,len(inter) |
1311 |
IF (inter(j:j) .NE. ' ' ) THEN |
1312 |
inter1(k:k)=inter(j:j) |
1313 |
k=k+1 |
1314 |
END IF |
1315 |
END DO |
1316 |
|
1317 |
inter1(k:6)=' ' |
1318 |
|
1319 |
END SUBROUTINE ecris_sb |