10
1
mirror of https://github.com/pfloos/quack synced 2025-04-19 06:50:20 +02:00
QuAcK/src/QuAcK/RQuAcK.f90

352 lines
12 KiB
Fortran

subroutine RQuAcK(dotest,doRHF,doROHF,dostab,dosearch,doMP2,doMP3,doCCD,dopCCD,doDCD,doCCSD,doCCSDT, &
dodrCCD,dorCCD,docrCCD,dolCCD,doCIS,doCIS_D,doCID,doCISD,doFCI,dophRPA,dophRPAx,docrRPA,doppRPA, &
doG0F2,doevGF2,doqsGF2,doufG0F02,doG0F3,doevGF3,doG0W0,doevGW,doqsGW,doufG0W0,doufGW,doSRGqsGW, &
doG0T0pp,doevGTpp,doqsGTpp,doufG0T0pp,doG0T0eh,doevGTeh,doqsGTeh, &
nNuc,nBas,nOrb,nC,nO,nV,nR,ENuc,ZNuc,rNuc, &
S,T,V,Hc,X,dipole_int_AO,ERI_AO,maxSCF_HF,max_diis_HF,thresh_HF,level_shift, &
guess_type,mix,reg_MP,maxSCF_CC,max_diis_CC,thresh_CC,singlet,triplet,TDA, &
maxSCF_GF,max_diis_GF,renorm_GF,thresh_GF,lin_GF,reg_GF,eta_GF,maxSCF_GW,max_diis_GW,thresh_GW, &
TDA_W,lin_GW,reg_GW,eta_GW,maxSCF_GT,max_diis_GT,thresh_GT,TDA_T,lin_GT,reg_GT,eta_GT, &
dophBSE,dophBSE2,doppBSE,dBSE,dTDA,doACFDT,exchange_kernel,doXBS)
! Restricted branch of QuAcK
implicit none
include 'parameters.h'
logical,intent(in) :: dotest
logical,intent(in) :: doRHF,doROHF
logical,intent(in) :: dostab
logical,intent(in) :: dosearch
logical,intent(in) :: doMP2,doMP3
logical,intent(in) :: doCCD,dopCCD,doDCD,doCCSD,doCCSDT
logical,intent(in) :: dodrCCD,dorCCD,docrCCD,dolCCD
logical,intent(in) :: doCIS,doCIS_D,doCID,doCISD,doFCI
logical,intent(in) :: dophRPA,dophRPAx,docrRPA,doppRPA
logical,intent(in) :: doG0F2,doevGF2,doqsGF2,doufG0F02,doG0F3,doevGF3
logical,intent(in) :: doG0W0,doevGW,doqsGW,doufG0W0,doufGW,doSRGqsGW
logical,intent(in) :: doG0T0pp,doevGTpp,doqsGTpp,doufG0T0pp
logical,intent(in) :: doG0T0eh,doevGTeh,doqsGTeh
integer,intent(in) :: nNuc,nBas,nOrb
integer,intent(in) :: nC
integer,intent(in) :: nO
integer,intent(in) :: nV
integer,intent(in) :: nR
double precision,intent(in) :: ENuc
double precision,intent(in) :: ZNuc(nNuc),rNuc(nNuc,ncart)
double precision,intent(in) :: S(nBas,nBas)
double precision,intent(in) :: T(nBas,nBas)
double precision,intent(in) :: V(nBas,nBas)
double precision,intent(in) :: Hc(nBas,nBas)
double precision,intent(in) :: X(nBas,nOrb)
double precision,intent(in) :: dipole_int_AO(nBas,nBas,ncart)
double precision,intent(in) :: ERI_AO(nBas,nBas,nBas,nBas)
integer,intent(in) :: maxSCF_HF,max_diis_HF
double precision,intent(in) :: thresh_HF,level_shift,mix
integer,intent(in) :: guess_type
logical,intent(in) :: reg_MP
integer,intent(in) :: maxSCF_CC,max_diis_CC
double precision,intent(in) :: thresh_CC
logical,intent(in) :: singlet
logical,intent(in) :: triplet
logical,intent(in) :: TDA
integer,intent(in) :: maxSCF_GF,max_diis_GF,renorm_GF
double precision,intent(in) :: thresh_GF
logical,intent(in) :: lin_GF,reg_GF
double precision,intent(in) :: eta_GF
integer,intent(in) :: maxSCF_GW,max_diis_GW
double precision,intent(in) :: thresh_GW
logical,intent(in) :: TDA_W,lin_GW,reg_GW
double precision,intent(in) :: eta_GW
integer,intent(in) :: maxSCF_GT,max_diis_GT
double precision,intent(in) :: thresh_GT
logical,intent(in) :: TDA_T,lin_GT,reg_GT
double precision,intent(in) :: eta_GT
logical,intent(in) :: dophBSE,dophBSE2,doppBSE,dBSE,dTDA
logical,intent(in) :: doACFDT,exchange_kernel,doXBS
! Local variables
logical :: doMP,doCC,doCI,doRPA,doGF,doGW,doGT
double precision :: start_HF ,end_HF ,t_HF
double precision :: start_stab ,end_stab ,t_stab
double precision :: start_AOtoMO ,end_AOtoMO ,t_AOtoMO
double precision :: start_MP ,end_MP ,t_MP
double precision :: start_CC ,end_CC ,t_CC
double precision :: start_CI ,end_CI ,t_CI
double precision :: start_RPA ,end_RPA ,t_RPA
double precision :: start_GF ,end_GF ,t_GF
double precision :: start_GW ,end_GW ,t_GW
double precision :: start_GT ,end_GT ,t_GT
double precision,allocatable :: eHF(:)
double precision,allocatable :: cHF(:,:)
double precision,allocatable :: PHF(:,:)
double precision,allocatable :: FHF(:,:)
double precision :: ERHF
double precision,allocatable :: dipole_int_MO(:,:,:)
double precision,allocatable :: ERI_MO(:,:,:,:)
integer :: ixyz
integer :: nS
write(*,*)
write(*,*) '******************************'
write(*,*) '* Restricted Branch of QuAcK *'
write(*,*) '******************************'
write(*,*)
!-------------------!
! Memory allocation !
!-------------------!
allocate(eHF(nOrb))
allocate(cHF(nBas,nOrb))
allocate(PHF(nBas,nBas))
allocate(FHF(nBas,nBas))
allocate(dipole_int_MO(nOrb,nOrb,ncart))
allocate(ERI_MO(nOrb,nOrb,nOrb,nOrb))
!---------------------!
! Hartree-Fock module !
!---------------------!
if(doRHF) then
call wall_time(start_HF)
call RHF(dotest,maxSCF_HF,thresh_HF,max_diis_HF,guess_type,level_shift,nNuc,ZNuc,rNuc,ENuc, &
nBas,nOrb,nO,S,T,V,Hc,ERI_AO,dipole_int_AO,X,ERHF,eHF,cHF,PHF,FHF)
call wall_time(end_HF)
t_HF = end_HF - start_HF
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for RHF = ',t_HF,' seconds'
write(*,*)
end if
if(doROHF) then
call wall_time(start_HF)
call ROHF(dotest,maxSCF_HF,thresh_HF,max_diis_HF,guess_type,mix,level_shift,nNuc,ZNuc,rNuc,ENuc, &
nBas,nOrb,nO,S,T,V,Hc,ERI_AO,dipole_int_AO,X,ERHF,eHF,cHF,PHF,FHF)
call wall_time(end_HF)
t_HF = end_HF - start_HF
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for ROHF = ',t_HF,' seconds'
write(*,*)
end if
!----------------------------------!
! AO to MO integral transformation !
!----------------------------------!
call wall_time(start_AOtoMO)
write(*,*)
write(*,*) 'AO to MO transformation... Please be patient'
write(*,*)
! Read and transform dipole-related integrals
do ixyz = 1, ncart
call AOtoMO(nBas, nOrb, cHF, dipole_int_AO(1,1,ixyz), dipole_int_MO(1,1,ixyz))
end do
! 4-index transform
call AOtoMO_ERI_RHF(nBas,nOrb,cHF,ERI_AO,ERI_MO)
call wall_time(end_AOtoMO)
t_AOtoMO = end_AOtoMO - start_AOtoMO
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for AO to MO transformation = ',t_AOtoMO,' seconds'
write(*,*)
!-----------------------------------!
! Stability analysis of HF solution !
!-----------------------------------!
nS = (nO - nC)*(nV - nR)
if(dostab) then
call wall_time(start_stab)
call RHF_stability(nOrb, nC, nO, nV, nR, nS, eHF, ERI_MO)
call wall_time(end_stab)
t_stab = end_stab - start_stab
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for stability analysis = ',t_stab,' seconds'
write(*,*)
end if
if(dosearch) then
call wall_time(start_stab)
call RHF_search(maxSCF_HF, thresh_HF, max_diis_HF, guess_type, level_shift, nNuc, ZNuc, rNuc, ENuc, &
nBas, nOrb, nC, nO, nV, nR, S, T, V, Hc, ERI_AO, ERI_MO, dipole_int_AO, &
dipole_int_MO, X, ERHF, eHF, cHF, PHF)
call wall_time(end_stab)
t_stab = end_stab - start_stab
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for stability analysis = ',t_stab,' seconds'
write(*,*)
end if
!-----------------------!
! Moller-Plesset module !
!-----------------------!
doMP = doMP2 .or. doMP3
if(doMP) then
call wall_time(start_MP)
call RMP(dotest, doMP2, doMP3, reg_MP, nOrb, nC, nO, nV, nR, ERI_MO, ENuc, ERHF, eHF)
call wall_time(end_MP)
t_MP = end_MP - start_MP
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for MP = ',t_MP,' seconds'
write(*,*)
end if
!------------------------!
! Coupled-cluster module !
!------------------------!
doCC = doCCD .or. dopCCD .or. doDCD .or. doCCSD .or. doCCSDT .or. &
dodrCCD .or. dorCCD .or. docrCCD .or. dolCCD
if(doCC) then
call wall_time(start_CC)
call RCC(dotest,doCCD,dopCCD,doDCD,doCCSD,doCCSDT,dodrCCD,dorCCD,docrCCD,dolCCD, &
maxSCF_CC,thresh_CC,max_diis_CC,nBas,nOrb,nC,nO,nV,nR,Hc,ERI_AO,ERI_MO, &
ENuc,ERHF,eHF,cHF,PHF,FHF)
call wall_time(end_CC)
t_CC = end_CC - start_CC
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for CC = ',t_CC,' seconds'
write(*,*)
end if
!----------------------------------!
! Configuration interaction module !
!----------------------------------!
doCI = doCIS .or. doCID .or. doCISD .or. doFCI
if(doCI) then
call wall_time(start_CI)
call RCI(dotest, doCIS, doCIS_D, doCID, doCISD, doFCI, singlet, triplet, nOrb, &
nC, nO, nV, nR, nS, ERI_MO, dipole_int_MO, eHF, ERHF)
call wall_time(end_CI)
t_CI = end_CI - start_CI
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for CI = ',t_CI,' seconds'
write(*,*)
end if
!-----------------------------------!
! Random-phase approximation module !
!-----------------------------------!
doRPA = dophRPA .or. dophRPAx .or. docrRPA .or. doppRPA
if(doRPA) then
call wall_time(start_RPA)
call RRPA(dotest, dophRPA, dophRPAx, docrRPA, doppRPA, TDA, doACFDT, exchange_kernel, singlet, triplet, &
nOrb, nC, nO, nV, nR, nS, ENuc, ERHF, ERI_MO, dipole_int_MO, eHF)
call wall_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for RPA = ',t_RPA,' seconds'
write(*,*)
end if
!-------------------------!
! Green's function module !
!-------------------------!
doGF = doG0F2 .or. doevGF2 .or. doqsGF2 .or. doufG0F02 .or. doG0F3 .or. doevGF3
if(doGF) then
call wall_time(start_GF)
call RGF(dotest, doG0F2, doevGF2, doqsGF2, doufG0F02, doG0F3, doevGF3, renorm_GF, maxSCF_GF, &
thresh_GF, max_diis_GF, dophBSE, doppBSE, TDA, dBSE, dTDA, singlet, triplet, lin_GF, &
eta_GF, reg_GF, nNuc, ZNuc, rNuc, ENuc, nBas, nOrb, nC, nO, nV, nR, nS, ERHF, &
S, X, T, V, Hc, ERI_AO, ERI_MO, dipole_int_AO, dipole_int_MO, PHF, cHF, eHF)
call wall_time(end_GF)
t_GF = end_GF - start_GF
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for GF2 = ',t_GF,' seconds'
write(*,*)
end if
!-----------!
! GW module !
!-----------!
doGW = doG0W0 .or. doevGW .or. doqsGW .or. doufG0W0 .or. doufGW .or. doSRGqsGW
if(doGW) then
call wall_time(start_GW)
call RGW(dotest, doG0W0, doevGW, doqsGW, doufG0W0, doufGW, doSRGqsGW, maxSCF_GW, thresh_GW, max_diis_GW, &
doACFDT, exchange_kernel, doXBS, dophBSE, dophBSE2, doppBSE, TDA_W, TDA, dBSE, dTDA, singlet, triplet, &
lin_GW, eta_GW, reg_GW, nNuc, ZNuc, rNuc, ENuc, nBas, nOrb, nC, nO, nV, nR, nS, ERHF, S, X, T, &
V, Hc, ERI_AO, ERI_MO, dipole_int_AO, dipole_int_MO, PHF, cHF, eHF)
call wall_time(end_GW)
t_GW = end_GW - start_GW
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for GW = ',t_GW,' seconds'
write(*,*)
end if
!-----------------!
! T-matrix module !
!-----------------!
doGT = doG0T0pp .or. doevGTpp .or. doqsGTpp .or. doufG0T0pp .or. doG0T0eh .or. doevGTeh .or. doqsGTeh
if(doGT) then
call wall_time(start_GT)
call RGT(dotest, doG0T0pp, doevGTpp, doqsGTpp, doufG0T0pp, doG0T0eh, doevGTeh, doqsGTeh, &
maxSCF_GT, thresh_GT, max_diis_GT, doACFDT, exchange_kernel, doXBS, dophBSE, dophBSE2, doppBSE, &
TDA_T, TDA, dBSE, dTDA, singlet, triplet, lin_GT, eta_GT, reg_GT, nNuc, ZNuc, rNuc, ENuc, &
nBas, nOrb, nC, nO, nV, nR, nS, ERHF, S, X, T, V, Hc, ERI_AO, ERI_MO, dipole_int_AO, &
dipole_int_MO, PHF, cHF, eHF)
call wall_time(end_GT)
t_GT = end_GT - start_GT
write(*,'(A65,1X,F9.3,A8)') 'Total wall time for GT = ',t_GT,' seconds'
write(*,*)
end if
end subroutine