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Commit d45ee858 authored by Dave Whipp's avatar Dave Whipp
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Removed dummy define_bc.f90

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!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! ||===\\ |
! || \\ |
! || || //==\\ || || //==|| ||/==\\ |
! || || || || || || || || || || |
! || // || || || || || || || |
! ||===// \\==// \\==\\ \\==\\ || |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! DEFINE_BC_TIBET Feb. 2009 |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
subroutine define_bc (params,osolve,vo,zisodisp)
!------------------------------------------------------------------------------|
!(((((((((((((((( Purpose of the routine )))))))))))))))))))))))))))))))))))))
!------------------------------------------------------------------------------|
! this routine assigns the boundary condition for the Tibet experiment
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine arguments ))))))))))))))))))))
!------------------------------------------------------------------------------|
use definitions
implicit none
type (parameters) params
type (octreesolve) osolve
type (void) vo
double precision zisodisp(2**params%levelmax_oct+1,2**params%levelmax_oct+1)
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine internal variables )))))))))))))
!------------------------------------------------------------------------------|
integer i,iproc,nproc,ierr
double precision eps,lsf0,pi,lorig,h,x1,x2,phi,spu,spv,yend,cper,cscl,xoffset
double precision ystart,theta,xmax,ykink,l,vin
double precision,dimension(:),allocatable :: x0,ldisp
integer ie,ij,j,jp
logical firstcall
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
INCLUDE 'mpif.h'
call mpi_comm_size (mpi_comm_world,nproc,ierr)
call mpi_comm_rank (mpi_comm_world,iproc,ierr)
eps=1.d-10
osolve%kfix=0
osolve%kfixt=0
pi=atan(1.d0)*4.d0
l=0.15566d0 ! Mantle thickness (initial depth of s-line)
ystart=0.2d0 ! Length of straight indenter interface
ykink=0.3865d0 ! Position at which to start subduction zone kink
yend=0.5d0 ! End of indenter
theta=65.d0 ! Subduction zone kink angle
theta=theta/180.d0*pi
phi=45.d0 ! Subduction angle
phi=phi/180.d0*pi
xoffset=0.3d0 ! S-line curve y-intercept
xmax=0.7d0
vin=1.d0 ! Reference velocity
spu=0.d0 ! x-velocity of s-point relative to incoming plate
spv=0.d0 ! y-velocity of s-point relative to incoming plate
select case(trim(params%infile))
case('input.txt','input.small.txt')
allocate(x0(osolve%nnode))
do i=1,osolve%nnode
if (osolve%y(i).le.ystart) then
x0(i)=xoffset
else if (osolve%y(i).le.ykink) then
x0(i)=(osolve%y(i)-ystart)*tan(theta)+xoffset
else
x0(i)=xmax
endif
enddo
if (params%isobc) then
allocate (ldisp(osolve%nnode))
firstcall=.true.
call define_isostasy_bc(params,osolve,vo,zisodisp,firstcall,l,x0,vin,spu,& ! First call, to get depth of s-line
spv,ldisp)
endif
do i=1,osolve%nnode
if (params%isobc) l=ldisp(i)
!x1=x0(i)-l*(1.d0-cos(phi))/sin(phi)
x1=x0(i)-l/tan(phi)
x2=x0(i)+l/tan(phi)
if (osolve%x(i).lt.eps) then
osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
if (osolve%y(i).le.(yend+0.075d0)) osolve%u(i)=(1.d0-sin(pi*(osolve%y(i)+(yend-0.075d0))/2.d0)**100)
endif
if (osolve%x(i).gt.1.d0-eps) then
osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
! osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
! osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
endif
if (osolve%y(i).lt.eps) then
! osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
! osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
endif
if (osolve%y(i).gt.1.d0-eps) then
! osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
! osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
endif
if (osolve%z(i).lt.eps) then
osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
if ((osolve%x(i)-x1)*(osolve%x(i)-x2).le.0.d0) then
if (osolve%y(i).le.(yend+0.075d0)) osolve%u(i)=cos(phi)*(1.d0-sin(pi*(osolve%y(i)+(yend-0.075d0))/2.d0)**100)
if (osolve%y(i).le.(yend+0.075d0)) osolve%w(i)=-sin(phi)*(1.d0-sin(pi*(osolve%y(i)+(yend-0.075d0))/2.d0)**100)
elseif (osolve%x(i).lt.x1) then
if (osolve%y(i).le.(yend+0.075d0)) osolve%u(i)=(1.d0-sin(pi*(osolve%y(i)+(yend-0.075d0))/2.d0)**100)
endif
osolve%kfixt(i)=1
osolve%temp(i)=1.d0
endif
if (osolve%z(i).gt.1.d0-eps) then
osolve%kfix((i-1)*3+1)=1 ; osolve%u(i)=0.d0
osolve%kfix((i-1)*3+2)=1 ; osolve%v(i)=0.d0
osolve%kfix((i-1)*3+3)=1 ; osolve%w(i)=0.d0
osolve%kfixt(i)=1
osolve%temp(i)=0.d0
endif
if (.not.vo%influid(i)) then
osolve%kfixt(i)=1
osolve%temp(i)=0.d0
endif
if (spu.ne.0.d0) then ! If x-comp of s-point velocity is non-zero then
osolve%u(i)=osolve%u(i)-spu ! subract s-point velocity from entire model domain
endif ! to keep that point stationary
if (spv.ne.0.d0) then ! Same condition as above in y-direction
osolve%v(i)=osolve%v(i)-spv
endif
enddo
if (params%isobc) then
firstcall=.false.
call define_isostasy_bc(params,osolve,vo,zisodisp,firstcall,l,x0,vin,spu,& ! Second call, to modify velocity B/Cs
spv,ldisp)
endif
deallocate(x0)
if(params%isobc) deallocate(ldisp)
case ('input.jgr')
call define_bc_jgr (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.sphere')
call define_bc_sphere (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.3Dpunch')
call define_bc_3Dpunch (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.2Dpunch')
call define_bc_2Dpunch (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.2Dpunch_vert')
call define_bc_2Dpunch_vert (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.folding')
call define_bc_folding (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.pipo')
call define_bc_pipo (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.ritske')
call define_bc_ritske (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.ritske_isurf')
call define_bc_ritske_isurf (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.subduction')
call define_bc_subduction (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.riedel')
call define_bc_riedel (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case ('input.parallipipede')
call define_bc_parallipipede (osolve%nnode,osolve%kfix,osolve%kfixt,osolve%x,osolve%y,osolve%z,osolve%u,osolve%v,osolve%w,osolve%temp,vo)
case default
if (iproc.eq.0) print *,params%infile
call stop_run (' pb with input file in define_bc.f90')
end select
! here we need to impose that the bc satisfy the bad faces constrains
do ie=1,osolve%nface
do j=1,4
jp=1+mod(j,4)
i=osolve%iface(j+4,ie)
if (osolve%kfix((i-1)*3+1).eq.1) osolve%u(i)=(osolve%u(osolve%iface(j,ie))+osolve%u(osolve%iface(jp,ie)))/2.d0
if (osolve%kfix((i-1)*3+2).eq.1) osolve%v(i)=(osolve%v(osolve%iface(j,ie))+osolve%v(osolve%iface(jp,ie)))/2.d0
if (osolve%kfix((i-1)*3+3).eq.1) osolve%w(i)=(osolve%w(osolve%iface(j,ie))+osolve%w(osolve%iface(jp,ie)))/2.d0
if (osolve%kfixt(i).eq.1) osolve%temp(i)=(osolve%temp(osolve%iface(j,ie))+osolve%temp(osolve%iface(jp,ie)))/2.d0
enddo
i=osolve%iface(9,ie)
if (osolve%kfix((i-1)*3+1).eq.1) osolve%u(i)=sum(osolve%u(osolve%iface(1:4,ie)))/4.d0
if (osolve%kfix((i-1)*3+2).eq.1) osolve%v(i)=sum(osolve%v(osolve%iface(1:4,ie)))/4.d0
if (osolve%kfix((i-1)*3+3).eq.1) osolve%w(i)=sum(osolve%w(osolve%iface(1:4,ie)))/4.d0
if (osolve%kfixt(i).eq.1) osolve%temp(i)=sum(osolve%temp(osolve%iface(1:4,ie)))/4.d0
enddo
if (params%debug==2) call output_bc (osolve)
return
end
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
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