avoid code duplication

This commit is contained in:
Martin Diehl 2019-12-02 20:06:58 +01:00
parent 83453d10ef
commit 8a9d3f8d6d
7 changed files with 38 additions and 47 deletions

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@ -465,7 +465,7 @@ program DAMASK_spectral
cutBack,guess,timeinc,timeIncOld,remainingLoadCaseTime, & cutBack,guess,timeinc,timeIncOld,remainingLoadCaseTime, &
deformation_BC = loadCases(currentLoadCase)%deformation, & deformation_BC = loadCases(currentLoadCase)%deformation, &
stress_BC = loadCases(currentLoadCase)%stress, & stress_BC = loadCases(currentLoadCase)%stress, &
rotation_BC = loadCases(currentLoadCase)%rot%asMatrix()) rotation_BC = loadCases(currentLoadCase)%rot)
case(FIELD_THERMAL_ID); call grid_thermal_spectral_forward(cutBack) case(FIELD_THERMAL_ID); call grid_thermal_spectral_forward(cutBack)
case(FIELD_DAMAGE_ID); call grid_damage_spectral_forward(cutBack) case(FIELD_DAMAGE_ID); call grid_damage_spectral_forward(cutBack)
@ -484,7 +484,7 @@ program DAMASK_spectral
solres(field) = mech_solution (& solres(field) = mech_solution (&
incInfo,timeinc,timeIncOld, & incInfo,timeinc,timeIncOld, &
stress_BC = loadCases(currentLoadCase)%stress, & stress_BC = loadCases(currentLoadCase)%stress, &
rotation_BC = loadCases(currentLoadCase)%rot%asMatrix()) rotation_BC = loadCases(currentLoadCase)%rot)
case(FIELD_THERMAL_ID) case(FIELD_THERMAL_ID)
solres(field) = grid_thermal_spectral_solution(timeinc,timeIncOld) solres(field) = grid_thermal_spectral_solution(timeinc,timeIncOld)

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@ -242,7 +242,8 @@ function grid_mech_FEM_solution(incInfoIn,timeinc,timeinc_old,stress_BC,rotation
timeinc_old !< time increment of last successful increment timeinc_old !< time increment of last successful increment
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC stress_BC
real(pReal), dimension(3,3), intent(in) :: rotation_BC type(rotation), intent(in) :: &
rotation_BC
type(tSolutionState) :: & type(tSolutionState) :: &
solution solution
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -254,7 +255,7 @@ function grid_mech_FEM_solution(incInfoIn,timeinc,timeinc_old,stress_BC,rotation
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! update stiffness (and gamma operator) ! update stiffness (and gamma operator)
S = utilities_maskedCompliance(rotation_BC,stress_BC%maskLogical,C_volAvg) S = utilities_maskedCompliance(rotation_BC%asMatrix(),stress_BC%maskLogical,C_volAvg)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! set module wide available data ! set module wide available data
params%stress_mask = stress_BC%maskFloat params%stress_mask = stress_BC%maskFloat
@ -297,7 +298,7 @@ subroutine grid_mech_FEM_forward(cutBack,guess,timeinc,timeinc_old,loadCaseTime,
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC, & stress_BC, &
deformation_BC deformation_BC
real(pReal), dimension(3,3), intent(in) :: & type(rotation), intent(in) :: &
rotation_BC rotation_BC
PetscErrorCode :: ierr PetscErrorCode :: ierr
PetscScalar, pointer, dimension(:,:,:,:) :: & PetscScalar, pointer, dimension(:,:,:,:) :: &
@ -482,7 +483,7 @@ subroutine formResidual(da_local,x_local, &
trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter+1, '≤', itmax trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter+1, '≤', itmax
if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) & if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) &
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim (lab) =', transpose(math_rotate_backward33(F_aim,params%rotation_BC)) ' deformation gradient aim (lab) =', transpose(params%rotation_BC%rotTensor2(F_aim,active=.true.))
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim =', transpose(F_aim) ' deformation gradient aim =', transpose(F_aim)
flush(6) flush(6)
@ -498,7 +499,7 @@ subroutine formResidual(da_local,x_local, &
x_elem(ctr,1:3) = x_scal(0:2,i+ii,j+jj,k+kk) x_elem(ctr,1:3) = x_scal(0:2,i+ii,j+jj,k+kk)
enddo; enddo; enddo enddo; enddo; enddo
ii = i-xstart+1; jj = j-ystart+1; kk = k-zstart+1 ii = i-xstart+1; jj = j-ystart+1; kk = k-zstart+1
F(1:3,1:3,ii,jj,kk) = math_rotate_backward33(F_aim,params%rotation_BC) + transpose(matmul(BMat,x_elem)) F(1:3,1:3,ii,jj,kk) = params%rotation_BC%rotTensor2(F_aim,active=.true.) + transpose(matmul(BMat,x_elem))
enddo; enddo; enddo enddo; enddo; enddo
call DMDAVecRestoreArrayF90(da_local,x_local,x_scal,ierr);CHKERRQ(ierr) call DMDAVecRestoreArrayF90(da_local,x_local,x_scal,ierr);CHKERRQ(ierr)
@ -506,7 +507,7 @@ subroutine formResidual(da_local,x_local, &
! evaluate constitutive response ! evaluate constitutive response
call Utilities_constitutiveResponse(P_current,& call Utilities_constitutiveResponse(P_current,&
P_av,C_volAvg,devNull, & P_av,C_volAvg,devNull, &
F,params%timeinc,params%rotation_BC) F,params%timeinc,params%rotation_BC%asMatrix())
call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr) call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------

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@ -212,7 +212,8 @@ function grid_mech_spectral_basic_solution(incInfoIn,timeinc,timeinc_old,stress_
timeinc_old !< time increment of last successful increment timeinc_old !< time increment of last successful increment
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC stress_BC
real(pReal), dimension(3,3), intent(in) :: rotation_BC type(rotation), intent(in) :: &
rotation_BC
type(tSolutionState) :: & type(tSolutionState) :: &
solution solution
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -224,7 +225,7 @@ function grid_mech_spectral_basic_solution(incInfoIn,timeinc,timeinc_old,stress_
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! update stiffness (and gamma operator) ! update stiffness (and gamma operator)
S = utilities_maskedCompliance(rotation_BC,stress_BC%maskLogical,C_volAvg) S = utilities_maskedCompliance(rotation_BC%asMatrix(),stress_BC%maskLogical,C_volAvg)
if(num%update_gamma) call utilities_updateGamma(C_minMaxAvg) if(num%update_gamma) call utilities_updateGamma(C_minMaxAvg)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -269,7 +270,7 @@ subroutine grid_mech_spectral_basic_forward(cutBack,guess,timeinc,timeinc_old,lo
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC, & stress_BC, &
deformation_BC deformation_BC
real(pReal), dimension(3,3), intent(in) :: & type(rotation), intent(in) :: &
rotation_BC rotation_BC
PetscErrorCode :: ierr PetscErrorCode :: ierr
PetscScalar, dimension(:,:,:,:), pointer :: F PetscScalar, dimension(:,:,:,:), pointer :: F
@ -301,7 +302,7 @@ subroutine grid_mech_spectral_basic_forward(cutBack,guess,timeinc,timeinc_old,lo
Fdot = utilities_calculateRate(guess, & Fdot = utilities_calculateRate(guess, &
F_lastInc,reshape(F,[3,3,grid(1),grid(2),grid3]),timeinc_old, & F_lastInc,reshape(F,[3,3,grid(1),grid(2),grid3]),timeinc_old, &
math_rotate_backward33(F_aimDot,rotation_BC)) rotation_BC%rotTensor2(F_aimDot,active=.true.))
F_lastInc = reshape(F,[3,3,grid(1),grid(2),grid3]) F_lastInc = reshape(F,[3,3,grid(1),grid(2),grid3])
materialpoint_F0 = reshape(F, [3,3,1,product(grid(1:2))*grid3]) materialpoint_F0 = reshape(F, [3,3,1,product(grid(1:2))*grid3])
@ -311,7 +312,7 @@ subroutine grid_mech_spectral_basic_forward(cutBack,guess,timeinc,timeinc_old,lo
! update average and local deformation gradients ! update average and local deformation gradients
F_aim = F_aim_lastInc + F_aimDot * timeinc F_aim = F_aim_lastInc + F_aimDot * timeinc
F = reshape(Utilities_forwardField(timeinc,F_lastInc,Fdot, & ! estimate of F at end of time+timeinc that matches rotated F_aim on average F = reshape(Utilities_forwardField(timeinc,F_lastInc,Fdot, & ! estimate of F at end of time+timeinc that matches rotated F_aim on average
math_rotate_backward33(F_aim,rotation_BC)),[9,grid(1),grid(2),grid3]) rotation_BC%rotTensor2(F_aim,active=.true.)),[9,grid(1),grid(2),grid3])
call DMDAVecRestoreArrayF90(da,solution_vec,F,ierr); CHKERRQ(ierr) call DMDAVecRestoreArrayF90(da,solution_vec,F,ierr); CHKERRQ(ierr)
end subroutine grid_mech_spectral_basic_forward end subroutine grid_mech_spectral_basic_forward
@ -446,7 +447,7 @@ subroutine formResidual(in, F, &
trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter, '≤', itmax trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter, '≤', itmax
if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) & if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) &
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim (lab) =', transpose(math_rotate_backward33(F_aim,params%rotation_BC)) ' deformation gradient aim (lab) =', transpose(params%rotation_BC%rotTensor2(F_aim,active=.true.))
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim =', transpose(F_aim) ' deformation gradient aim =', transpose(F_aim)
flush(6) flush(6)
@ -456,7 +457,7 @@ subroutine formResidual(in, F, &
! evaluate constitutive response ! evaluate constitutive response
call utilities_constitutiveResponse(residuum, & ! "residuum" gets field of first PK stress (to save memory) call utilities_constitutiveResponse(residuum, & ! "residuum" gets field of first PK stress (to save memory)
P_av,C_volAvg,C_minMaxAvg, & P_av,C_volAvg,C_minMaxAvg, &
F,params%timeinc,params%rotation_BC) F,params%timeinc,params%rotation_BC%asMatrix())
call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr) call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -471,7 +472,7 @@ subroutine formResidual(in, F, &
tensorField_real(1:3,1:3,1:grid(1),1:grid(2),1:grid3) = residuum ! store fPK field for subsequent FFT forward transform tensorField_real(1:3,1:3,1:grid(1),1:grid(2),1:grid3) = residuum ! store fPK field for subsequent FFT forward transform
call utilities_FFTtensorForward ! FFT forward of global "tensorField_real" call utilities_FFTtensorForward ! FFT forward of global "tensorField_real"
err_div = Utilities_divergenceRMS() ! divRMS of tensorField_fourier for later use err_div = Utilities_divergenceRMS() ! divRMS of tensorField_fourier for later use
call utilities_fourierGammaConvolution(math_rotate_backward33(deltaF_aim,params%rotation_BC)) ! convolution of Gamma and tensorField_fourier, with arg call utilities_fourierGammaConvolution(params%rotation_BC%rotTensor2(deltaF_aim,active=.true.)) ! convolution of Gamma and tensorField_fourier
call utilities_FFTtensorBackward ! FFT backward of global tensorField_fourier call utilities_FFTtensorBackward ! FFT backward of global tensorField_fourier
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------

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@ -14,6 +14,7 @@ module grid_mech_spectral_polarisation
use DAMASK_interface use DAMASK_interface
use HDF5_utilities use HDF5_utilities
use math use math
use rotations
use spectral_utilities use spectral_utilities
use IO use IO
use FEsolving use FEsolving
@ -227,7 +228,8 @@ function grid_mech_spectral_polarisation_solution(incInfoIn,timeinc,timeinc_old,
timeinc_old !< time increment of last successful increment timeinc_old !< time increment of last successful increment
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC stress_BC
real(pReal), dimension(3,3), intent(in) :: rotation_BC type(rotation), intent(in) :: &
rotation_BC
type(tSolutionState) :: & type(tSolutionState) :: &
solution solution
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -239,7 +241,7 @@ function grid_mech_spectral_polarisation_solution(incInfoIn,timeinc,timeinc_old,
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! update stiffness (and gamma operator) ! update stiffness (and gamma operator)
S = utilities_maskedCompliance(rotation_BC,stress_BC%maskLogical,C_volAvg) S = utilities_maskedCompliance(rotation_BC%asMatrix(),stress_BC%maskLogical,C_volAvg)
if (num%update_gamma) then if (num%update_gamma) then
call utilities_updateGamma(C_minMaxAvg) call utilities_updateGamma(C_minMaxAvg)
C_scale = C_minMaxAvg C_scale = C_minMaxAvg
@ -288,7 +290,7 @@ subroutine grid_mech_spectral_polarisation_forward(cutBack,guess,timeinc,timeinc
type(tBoundaryCondition), intent(in) :: & type(tBoundaryCondition), intent(in) :: &
stress_BC, & stress_BC, &
deformation_BC deformation_BC
real(pReal), dimension(3,3), intent(in) ::& type(rotation), intent(in) :: &
rotation_BC rotation_BC
PetscErrorCode :: ierr PetscErrorCode :: ierr
PetscScalar, dimension(:,:,:,:), pointer :: FandF_tau, F, F_tau PetscScalar, dimension(:,:,:,:), pointer :: FandF_tau, F, F_tau
@ -324,10 +326,10 @@ subroutine grid_mech_spectral_polarisation_forward(cutBack,guess,timeinc,timeinc
Fdot = utilities_calculateRate(guess, & Fdot = utilities_calculateRate(guess, &
F_lastInc,reshape(F,[3,3,grid(1),grid(2),grid3]),timeinc_old, & F_lastInc,reshape(F,[3,3,grid(1),grid(2),grid3]),timeinc_old, &
math_rotate_backward33(F_aimDot,rotation_BC)) rotation_BC%rotTensor2(F_aimDot,active=.true.))
F_tauDot = utilities_calculateRate(guess, & F_tauDot = utilities_calculateRate(guess, &
F_tau_lastInc,reshape(F_tau,[3,3,grid(1),grid(2),grid3]), timeinc_old, & F_tau_lastInc,reshape(F_tau,[3,3,grid(1),grid(2),grid3]), timeinc_old, &
math_rotate_backward33(F_aimDot,rotation_BC)) rotation_BC%rotTensor2(F_aimDot,active=.true.))
F_lastInc = reshape(F, [3,3,grid(1),grid(2),grid3]) F_lastInc = reshape(F, [3,3,grid(1),grid(2),grid3])
F_tau_lastInc = reshape(F_tau,[3,3,grid(1),grid(2),grid3]) F_tau_lastInc = reshape(F_tau,[3,3,grid(1),grid(2),grid3])
@ -338,7 +340,7 @@ subroutine grid_mech_spectral_polarisation_forward(cutBack,guess,timeinc,timeinc
! update average and local deformation gradients ! update average and local deformation gradients
F_aim = F_aim_lastInc + F_aimDot * timeinc F_aim = F_aim_lastInc + F_aimDot * timeinc
F = reshape(utilities_forwardField(timeinc,F_lastInc,Fdot, & ! estimate of F at end of time+timeinc that matches rotated F_aim on average F = reshape(utilities_forwardField(timeinc,F_lastInc,Fdot, & ! estimate of F at end of time+timeinc that matches rotated F_aim on average
math_rotate_backward33(F_aim,rotation_BC)),& rotation_BC%rotTensor2(F_aim,active=.true.)),&
[9,grid(1),grid(2),grid3]) [9,grid(1),grid(2),grid3])
if (guess) then if (guess) then
F_tau = reshape(Utilities_forwardField(timeinc,F_tau_lastInc,F_taudot), & F_tau = reshape(Utilities_forwardField(timeinc,F_tau_lastInc,F_taudot), &
@ -514,7 +516,7 @@ subroutine formResidual(in, FandF_tau, &
trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter, '≤', itmax trim(incInfo), ' @ Iteration ', itmin, '≤',totalIter, '≤', itmax
if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) & if (iand(debug_level(debug_spectral),debug_spectralRotation) /= 0) &
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim (lab) =', transpose(math_rotate_backward33(F_aim,params%rotation_BC)) ' deformation gradient aim (lab) =', transpose(params%rotation_BC%rotTensor2(F_aim,active=.true.))
write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') & write(6,'(/,a,/,3(3(f12.7,1x)/))',advance='no') &
' deformation gradient aim =', transpose(F_aim) ' deformation gradient aim =', transpose(F_aim)
flush(6) flush(6)
@ -533,7 +535,7 @@ subroutine formResidual(in, FandF_tau, &
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! doing convolution in Fourier space ! doing convolution in Fourier space
call utilities_FFTtensorForward call utilities_FFTtensorForward
call utilities_fourierGammaConvolution(math_rotate_backward33(polarBeta*F_aim,params%rotation_BC)) call utilities_fourierGammaConvolution(params%rotation_BC%rotTensor2(polarBeta*F_aim,active=.true.))
call utilities_FFTtensorBackward call utilities_FFTtensorBackward
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -544,14 +546,14 @@ subroutine formResidual(in, FandF_tau, &
! evaluate constitutive response ! evaluate constitutive response
call utilities_constitutiveResponse(residual_F, & ! "residuum" gets field of first PK stress (to save memory) call utilities_constitutiveResponse(residual_F, & ! "residuum" gets field of first PK stress (to save memory)
P_av,C_volAvg,C_minMaxAvg, & P_av,C_volAvg,C_minMaxAvg, &
F - residual_F_tau/polarBeta,params%timeinc,params%rotation_BC) F - residual_F_tau/polarBeta,params%timeinc,params%rotation_BC%asMatrix())
call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr) call MPI_Allreduce(MPI_IN_PLACE,terminallyIll,1,MPI_LOGICAL,MPI_LOR,PETSC_COMM_WORLD,ierr)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! stress BC handling ! stress BC handling
F_aim = F_aim - math_mul3333xx33(S, ((P_av - params%stress_BC))) ! S = 0.0 for no bc F_aim = F_aim - math_mul3333xx33(S, ((P_av - params%stress_BC))) ! S = 0.0 for no bc
err_BC = maxval(abs((1.0_pReal-params%stress_mask) * math_mul3333xx33(C_scale,F_aim & err_BC = maxval(abs((1.0_pReal-params%stress_mask) * math_mul3333xx33(C_scale,F_aim &
-math_rotate_forward33(F_av,params%rotation_BC)) + & -params%rotation_BC%rotTensor2(F_av)) + &
params%stress_mask * (P_av-params%stress_BC))) ! mask = 0.0 for no bc params%stress_mask * (P_av-params%stress_BC))) ! mask = 0.0 for no bc
! calculate divergence ! calculate divergence
tensorField_real = 0.0_pReal tensorField_real = 0.0_pReal

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@ -104,7 +104,8 @@ module spectral_utilities
end type tLoadCase end type tLoadCase
type, public :: tSolutionParams !< @todo use here the type definition for a full loadcase type, public :: tSolutionParams !< @todo use here the type definition for a full loadcase
real(pReal), dimension(3,3) :: stress_mask, stress_BC, rotation_BC real(pReal), dimension(3,3) :: stress_mask, stress_BC
type(rotation) :: rotation_BC
real(pReal) :: timeinc real(pReal) :: timeinc
real(pReal) :: timeincOld real(pReal) :: timeincOld
end type tSolutionParams end type tSolutionParams

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@ -1315,20 +1315,6 @@ pure function math_rotate_forward33(tensor,R)
end function math_rotate_forward33 end function math_rotate_forward33
!--------------------------------------------------------------------------------------------------
!> @brief rotate 33 tensor backward
!> @details deprecated
!--------------------------------------------------------------------------------------------------
pure function math_rotate_backward33(tensor,R)
real(pReal), dimension(3,3) :: math_rotate_backward33
real(pReal), dimension(3,3), intent(in) :: tensor, R
math_rotate_backward33 = matmul(transpose(R),matmul(tensor,R))
end function math_rotate_backward33
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
!> @brief rotate 3333 tensor C'_ijkl=g_im*g_jn*g_ko*g_lp*C_mnop !> @brief rotate 3333 tensor C'_ijkl=g_im*g_jn*g_ko*g_lp*C_mnop
!> @details deprecated !> @details deprecated

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@ -163,7 +163,7 @@ subroutine fromQuaternion(self,qu)
class(rotation), intent(out) :: self class(rotation), intent(out) :: self
real(pReal), dimension(4), intent(in) :: qu real(pReal), dimension(4), intent(in) :: qu
if (dNeq(norm2(qu),1.0)) & if (dNeq(norm2(qu),1.0_pReal)) &
call IO_error(402,ext_msg='fromQuaternion') call IO_error(402,ext_msg='fromQuaternion')
self%q = qu self%q = qu