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Merge branch 'simplify' into 'development' 

no need to pass determinant if not needed

See merge request damask/DAMASK!625
This commit is contained in:
Martin Diehl 2022-09-10 21:34:00 +00:00
parent 472ef1d127 b11ca71786
commit 4b79334d58
2 changed files with 13 additions and 10 deletions
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14
src/math.f90
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@ -486,22 +486,25 @@ end function math_inv33
!> @details Direct Cramer inversion of matrix A. Also returns determinant
! Returns an error if not possible, i.e. if determinant is close to zero
!--------------------------------------------------------------------------------------------------
pure subroutine math_invert33(InvA, DetA, error, A)
pure subroutine math_invert33(InvA,DetA,error, A)
real(pReal), dimension(3,3), intent(out) :: InvA
real(pReal), intent(out) :: DetA
real(pReal), intent(out), optional :: DetA
logical, intent(out) :: error
real(pReal), dimension(3,3), intent(in) :: A
real(pReal) :: Det
InvA(1,1) = A(2,2) * A(3,3) - A(2,3) * A(3,2)
InvA(2,1) = -A(2,1) * A(3,3) + A(2,3) * A(3,1)
InvA(3,1) = A(2,1) * A(3,2) - A(2,2) * A(3,1)
DetA = A(1,1) * InvA(1,1) + A(1,2) * InvA(2,1) + A(1,3) * InvA(3,1)
Det = A(1,1) * InvA(1,1) + A(1,2) * InvA(2,1) + A(1,3) * InvA(3,1)
if (dEq0(DetA)) then
if (dEq0(Det)) then
InvA = 0.0_pReal
if (present(DetA)) DetA = 0.0_pReal
error = .true.
else
InvA(1,2) = -A(1,2) * A(3,3) + A(1,3) * A(3,2)
@ -512,7 +515,8 @@ pure subroutine math_invert33(InvA, DetA, error, A)
InvA(2,3) = -A(1,1) * A(2,3) + A(1,3) * A(2,1)
InvA(3,3) = A(1,1) * A(2,2) - A(1,2) * A(2,1)
InvA = InvA/DetA
InvA = InvA/Det
if (present(DetA)) DetA = Det
error = .false.
end if

9
src/phase_mechanical.f90
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@ -399,8 +399,7 @@ function integrateStress(F,subFp0,subFi0,Delta_t,ph,en) result(broken)
real(pReal) steplengthLp, &
steplengthLi, &
atol_Lp, &
atol_Li, &
devNull
atol_Li
integer NiterationStressLp, & ! number of stress integrations
NiterationStressLi, & ! number of inner stress integrations
ierr, & ! error indicator for LAPACK
@ -417,9 +416,9 @@ function integrateStress(F,subFp0,subFi0,Delta_t,ph,en) result(broken)
Lpguess = phase_mechanical_Lp(ph)%data(1:3,1:3,en) ! take as first guess
Liguess = phase_mechanical_Li(ph)%data(1:3,1:3,en) ! take as first guess
call math_invert33(invFp_current,devNull,error,subFp0)
call math_invert33(invFp_current,error=error,A=subFp0)
if (error) return ! error
call math_invert33(invFi_current,devNull,error,subFi0)
call math_invert33(invFi_current,error=error,A=subFi0)
if (error) return ! error
A = matmul(F,invFp_current) ! intermediate tensor needed later to calculate dFe_dLp
@ -541,7 +540,7 @@ function integrateStress(F,subFp0,subFi0,Delta_t,ph,en) result(broken)
end do LiLoop
invFp_new = matmul(invFp_current,B)
call math_invert33(Fp_new,devNull,error,invFp_new)
call math_invert33(Fp_new,error=error,A=invFp_new)
if (error) return ! error
phase_mechanical_P(ph)%data(1:3,1:3,en) = matmul(matmul(F,invFp_new),matmul(S,transpose(invFp_new)))