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DEHam/src/ylogic.irp.f
2016-12-19 23:34:17 +01:00

95 lines
2.2 KiB
Fortran

! SUBROUTINE ylogic(ideter,yalt,ytrou,yrep1)
BEGIN_PROVIDER [logical, yalt,(maxlien)]
&BEGIN_PROVIDER [logical, ytrou,(maxlien)]
&BEGIN_PROVIDER [logical, yrep1,(maxlien)]
implicit none
BEGIN_DOC
! provides the important logical units
! for the presence of holes (ytrou) and
! an alternance (yalt) or a rep (yrep)
END_DOC
integer :: i,il
integer :: ik1,ik2
integer :: ntr,nalt,naltmax
integer :: itypl(maxlien)
logical :: yw
! write(6,*)'in elem_diag'
!---mise a zero
nalt=0
ntr=0
yw=.FALSE.
do il=1,nlientot
itypl(il)=0
yalt(il)=.false.
ytrou(il)=.false.
yrep1(il)=.false.
enddo
!---
if(yw)write(6,*)'ideter',(deter(il),il=1,natom)
do il=1,nlientot
ik1=iliatom1(il)
ik2=iliatom2(il)
if(yw)write(6,*)'ik1',ik1,'ik2',ik2
if(deter(ik1).eq.deter(ik2).and. &
deter(ik1).eq.3)then
yrep1(il)=.true.
endif
if(deter(ik1).ne.deter(ik2))then
if(deter(ik1).eq.1.and.deter(ik2).eq.2)then
yalt(il)=.true.
nalt=nalt+1
itypl(il)=1
! goto 32
CYCLE
endif
if(deter(ik1).eq.2.and.deter(ik2).eq.1)then
yalt(il)=.true.
nalt=nalt+1
itypl(il)=2
goto 32
CYCLE
endif
32 continue
if(deter(ik1).eq.1.and.deter(ik2).eq.3)then
ytrou(il)=.true.
ntr=ntr+1
itypl(il)=3
! goto 33
CYCLE
endif
if(deter(ik1).eq.3.and.deter(ik2).eq.1)then
ytrou(il)=.true.
ntr=ntr+1
itypl(il)=4
! goto 33
CYCLE
endif
if(deter(ik1).eq.2.and.deter(ik2).eq.3)then
ytrou(il)=.true.
ntr=ntr+1
itypl(il)=5
! goto 33
CYCLE
endif
if(deter(ik1).eq.3.and.deter(ik2).eq.2)then
ytrou(il)=.true.
ntr=ntr+1
itypl(il)=6
! goto 33
CYCLE
endif
endif
!33 continue
enddo
END_PROVIDER