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module uussbb_d104h1l1
! file: /home/thomasr/Work/samurai-processes/uussbb/helicity1/d104h1l1.f
! 90
! generator: haggies (1.1)
use precision, only: ki
use uussbb_config
use uussbb_model
use uussbb_kinematics
use uussbb_util, only: cond
use uussbb_color
use uussbb_abbrevh1l1
implicit none
private :: brack_1
private :: brack_2
private :: brack_3
private :: brack_4
complex(ki), parameter :: i_ = (0.0_ki, 1.0_ki)
private :: i_
contains
pure function brack_1(Q, mu2) result(brack)
implicit none
complex(ki), dimension(4), intent(in) :: Q
real(ki), intent(in) :: mu2
complex(ki) :: brack
brack = (abb104n1/(es56*es56)*i_)
end function brack_1
pure function brack_2(Q, mu2) result(brack)
implicit none
complex(ki), dimension(4), intent(in) :: Q
real(ki), intent(in) :: mu2
complex(ki), dimension(numcs) :: brack
brack = (TR*TR*TR*(c5+c1/(NC*NC)-(c6/NC+c2/NC)))
end function brack_2
pure function brack_3(Q, mu2) result(brack)
implicit none
complex(ki), dimension(4), intent(in) :: Q
real(ki), intent(in) :: mu2
complex(ki) :: brack
complex(ki) :: t1
t1 = dotproduct(Q, spvak5k6)
brack = ((4.0_ki)*(abb104n6*dotproduct(Q, spvak5k3)-(abb104n5*dotproduct(Q&
&, spvak4k6)+abb104n2*dotproduct(Q, spvak5k2)))+(8.0_ki)*(mu2*abb104n4+t1*&
&abb104n7*dotproduct(Q, spvak4k3)-(t1*abb104n3*dotproduct(Q, spvak4k2)+abb&
&104n4*dotproduct(Q, Q))))
end function brack_3
pure function brack_4(Q, mu2) result(brack)
implicit none
complex(ki), dimension(4), intent(in) :: Q
real(ki), intent(in) :: mu2
integer :: brack
brack = 0
end function brack_4
pure subroutine diagram104(Q, mu2, epspow, res)
implicit none
complex(ki), dimension(4), intent(in) :: Q
real(ki), intent(in) :: mu2
integer, intent(in) :: epspow
complex(ki), dimension(1:numcs), intent(inout) :: res
complex(ki), dimension(1:numcs) :: acc
complex(ki) :: prefactor
complex(ki), dimension(numcs) :: cf1
! res is set to zero in the calling routines,
! therefore we sum to whatever is there already.
acc = 0.0_ki
prefactor = brack_1(Q, mu2)
cf1 = brack_2(Q, mu2)
acc(:) = acc(:) + cf1(:) * ((cond(epspow.eq.0,brack_3,Q,mu2)))
! d104: if non-zero, there is only one color structure
acc(1) = acc(1) + (brack_4(Q, mu2))
res = res + prefactor * acc
end subroutine diagram104
end module uussbb_d104h1l1

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