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added mo utils for periodic
This commit is contained in:
Kevin Gasperich
parent
394b6ce404
commit
99d6826b89
243
src/mo_basis/utils_periodic.irp.f
Normal file
243
src/mo_basis/utils_periodic.irp.f
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subroutine mo_as_eigvectors_of_mo_matrix_complex(matrix,n,m,label,sign,output)
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!TODO: test this; should we assign values to mo_coef and mo_coef_imag here?
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implicit none
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integer,intent(in) :: n,m, sign
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character*(64), intent(in) :: label
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complex*16, intent(in) :: matrix(n,m)
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logical, intent(in) :: output
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integer :: i,j
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double precision, allocatable :: eigvalues(:)
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complex*16, allocatable :: mo_coef_new(:,:), R(:,:), A(:,:)
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!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, R
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call write_time(6)
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if (m /= mo_num) then
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print *, irp_here, ': Error : m/= mo_num'
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stop 1
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endif
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allocate(A(n,m),R(n,m),mo_coef_new(ao_num,m),eigvalues(m))
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if (sign == -1) then
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do j=1,m
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do i=1,n
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A(i,j) = -matrix(i,j)
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enddo
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enddo
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else
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do j=1,m
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do i=1,n
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A(i,j) = matrix(i,j)
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enddo
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enddo
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endif
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mo_coef_new = mo_coef_complex
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call lapack_diag_complex(eigvalues,R,A,n,m)
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if (output) then
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write (6,'(A)') 'MOs are now **'//trim(label)//'**'
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write (6,'(A)') ''
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write (6,'(A)') 'Eigenvalues'
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write (6,'(A)') '-----------'
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write (6,'(A)') ''
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write (6,'(A)') '======== ================'
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endif
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if (sign == -1) then
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do i=1,m
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eigvalues(i) = -eigvalues(i)
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enddo
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endif
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if (output) then
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do i=1,m
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write (6,'(I8,1X,F16.10)') i,eigvalues(i)
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enddo
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write (6,'(A)') '======== ================'
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write (6,'(A)') ''
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endif
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call zgemm('N','N',ao_num,m,m,(1.d0,0.d0),mo_coef_new,size(mo_coef_new,1),R,size(R,1),(0.d0,0.d0),mo_coef_complex,size(mo_coef_complex,1))
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deallocate(A,mo_coef_new,R,eigvalues)
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call write_time(6)
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mo_label = label
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end
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subroutine mo_as_svd_vectors_of_mo_matrix_complex(matrix,lda,m,n,label)
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!TODO: test this; should we assign values to mo_coef and mo_coef_imag here?
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implicit none
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integer,intent(in) :: lda,m,n
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character*(64), intent(in) :: label
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complex*16, intent(in) :: matrix(lda,n)
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integer :: i,j
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double precision :: accu
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double precision, allocatable :: D(:)
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complex*16, allocatable :: mo_coef_new(:,:), U(:,:), A(:,:), Vt(:,:)
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!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, U, Vt, A
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call write_time(6)
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if (m /= mo_num) then
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print *, irp_here, ': Error : m/= mo_num'
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stop 1
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endif
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allocate(A(lda,n),U(lda,n),mo_coef_new(ao_num,m),D(m),Vt(lda,n))
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do j=1,n
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do i=1,m
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A(i,j) = matrix(i,j)
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enddo
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enddo
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mo_coef_new = mo_coef_complex
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call svd_complex(A,lda,U,lda,D,Vt,lda,m,n)
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write (6,'(A)') 'MOs are now **'//trim(label)//'**'
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write (6,'(A)') ''
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write (6,'(A)') 'Eigenvalues'
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write (6,'(A)') '-----------'
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write (6,'(A)') ''
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ' MO Eigenvalue Cumulative '
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write (6,'(A)') '======== ================ ================'
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accu = 0.d0
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do i=1,m
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accu = accu + D(i)
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write (6,'(I8,1X,F16.10,1X,F16.10)') i,D(i), accu
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enddo
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ''
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call zgemm('N','N',ao_num,m,m,(1.d0,0.d0),mo_coef_new,size(mo_coef_new,1),U,size(U,1),(0.d0,0.d0),mo_coef_complex,size(mo_coef_complex,1))
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deallocate(A,mo_coef_new,U,Vt,D)
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call write_time(6)
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mo_label = label
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end
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subroutine mo_as_svd_vectors_of_mo_matrix_eig_complex(matrix,lda,m,n,eig,label)
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!TODO: test this; should we assign values to mo_coef and mo_coef_imag here?
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implicit none
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integer,intent(in) :: lda,m,n
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character*(64), intent(in) :: label
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complex*16, intent(in) :: matrix(lda,n)
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double precision, intent(out) :: eig(m)
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integer :: i,j
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double precision :: accu
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double precision, allocatable :: D(:)
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complex*16, allocatable :: mo_coef_new(:,:), U(:,:), A(:,:), Vt(:,:), work(:)
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!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, U, Vt, A
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call write_time(6)
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if (m /= mo_num) then
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print *, irp_here, ': Error : m/= mo_num'
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stop 1
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endif
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allocate(A(lda,n),U(lda,n),mo_coef_new(ao_num,m),D(m),Vt(lda,n))
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do j=1,n
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do i=1,m
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A(i,j) = matrix(i,j)
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enddo
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enddo
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mo_coef_new = mo_coef_complex
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call svd_complex(A,lda,U,lda,D,Vt,lda,m,n)
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write (6,'(A)') 'MOs are now **'//trim(label)//'**'
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write (6,'(A)') ''
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write (6,'(A)') 'Eigenvalues'
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write (6,'(A)') '-----------'
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write (6,'(A)') ''
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ' MO Eigenvalue Cumulative '
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write (6,'(A)') '======== ================ ================'
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accu = 0.d0
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do i=1,m
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accu = accu + D(i)
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write (6,'(I8,1X,F16.10,1X,F16.10)') i,D(i), accu
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enddo
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ''
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call zgemm('N','N',ao_num,m,m,(1.d0,0.d0),mo_coef_new,size(mo_coef_new,1),U,size(U,1),(0.d0,0.d0),mo_coef_complex,size(mo_coef_complex,1))
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do i=1,m
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eig(i) = D(i)
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enddo
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deallocate(A,mo_coef_new,U,Vt,D)
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call write_time(6)
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mo_label = label
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end
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subroutine mo_coef_new_as_svd_vectors_of_mo_matrix_eig_complex(matrix,lda,m,n,mo_coef_before,eig,mo_coef_new)
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implicit none
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BEGIN_DOC
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! You enter with matrix in the MO basis defined with the mo_coef_before.
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!
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! You SVD the matrix and set the eigenvectors as mo_coef_new ordered by increasing singular values
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END_DOC
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integer,intent(in) :: lda,m,n
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complex*16, intent(in) :: matrix(lda,n),mo_coef_before(ao_num,m)
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double precision, intent(out) :: eig(m)
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complex*16, intent(out) :: mo_coef_new(ao_num,m)
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integer :: i,j
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double precision :: accu
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double precision, allocatable :: D(:)
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complex*16, allocatable :: mo_coef_tmp(:,:), U(:,:), A(:,:), Vt(:,:), work(:)
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!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: U, Vt, A
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call write_time(6)
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if (m /= mo_num) then
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print *, irp_here, ': Error : m/= mo_num'
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stop 1
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endif
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allocate(A(lda,n),U(lda,n),D(m),Vt(lda,n),mo_coef_tmp(ao_num,mo_num))
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do j=1,n
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do i=1,m
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A(i,j) = matrix(i,j)
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enddo
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enddo
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mo_coef_tmp = mo_coef_before
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call svd_complex(A,lda,U,lda,D,Vt,lda,m,n)
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write (6,'(A)') ''
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write (6,'(A)') 'Eigenvalues'
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write (6,'(A)') '-----------'
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write (6,'(A)') ''
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ' MO Eigenvalue Cumulative '
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write (6,'(A)') '======== ================ ================'
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accu = 0.d0
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do i=1,m
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accu = accu + D(i)
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write (6,'(I8,1X,F16.10,1X,F16.10)') i,D(i), accu
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enddo
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write (6,'(A)') '======== ================ ================'
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write (6,'(A)') ''
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call zgemm('N','N',ao_num,m,m,(1.d0,0.d0),mo_coef_tmp,size(mo_coef_new,1),U,size(U,1),(0.d0,0.d0),mo_coef_new,size(mo_coef_new,1))
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do i=1,m
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eig(i) = D(i)
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enddo
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deallocate(A,U,Vt,D,mo_coef_tmp)
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call write_time(6)
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end
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