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module_interp_nmm.F
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module_interp_nmm.F
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! FCOPY, ICOPY, etc.: C pre-processor macros for C->N and N->C
! horizontal interpolation. These exist solely to reduce code
! complexity.
! Copy from C array to N array:
#define FCOPY(N,C,i,j,k) \
N(k,i-nits+1)=W1(i,j)*C(II(i,j) ,JJ(i,j) ,k) \
+W2(i,j)*C(II(i,j)+1,JJ(i,j) ,k) \
+W3(i,j)*C(II(i,j)+a,JJ(i,j)-1,k) \
+W4(i,j)*C(II(i,j)+a,JJ(i,j)+1,k)
! Copy from C array to (k,used) indexed N array:
#define uFCOPY(N,C,i,j,k) \
N(k,used)=W1(i,j)*C(II(i,j) ,JJ(i,j) ,k) \
+W2(i,j)*C(II(i,j)+1,JJ(i,j) ,k) \
+W3(i,j)*C(II(i,j)+a,JJ(i,j)-1,k) \
+W4(i,j)*C(II(i,j)+a,JJ(i,j)+1,k)
! ICOPY: Grab from C array, but do not assign:
#define ICOPY(C,i,j,k) \
(W1(i,j)*C(II(i,j) ,JJ(i,j) ,k) \
+ W2(i,j)*C(II(i,j)+1,JJ(i,j) ,k) \
+ W3(i,j)*C(II(i,j)+a,JJ(i,j)-1,k) \
+ W4(i,j)*C(II(i,j)+a,JJ(i,j)+1,k))
! IKJCOPY: grab from IKJ C array, do not assign:
#define IKJCOPY(C,i,k,j) \
(W1(i,j)*C(II(i,j) ,k,JJ(i,j) ) \
+ W2(i,j)*C(II(i,j)+1,k,JJ(i,j) ) \
+ W3(i,j)*C(II(i,j)+a,k,JJ(i,j)-1) \
+ W4(i,j)*C(II(i,j)+a,k,JJ(i,j)+1))
! ICOPY2D: grab from IJ C array, do not assign:
#define ICOPY2D(C,i,j) \
(W1(i,j)*C(II(i,j) ,JJ(i,j) ) \
+ W2(i,j)*C(II(i,j)+1,JJ(i,j) ) \
+ W3(i,j)*C(II(i,j)+a,JJ(i,j)-1) \
+ W4(i,j)*C(II(i,j)+a,JJ(i,j)+1))
! Copying from N array to C array:
#define UPCOPY(C,N,i,j,k,ni,nj) \
C(k,i-istart+1)=(N(ni,nj+2,k) \
+ N(ni-a ,nj+1,k)+ N(ni+1-a,nj+1,k) \
+ N(ni-1,nj ,k)+ N(ni,nj ,k) + N(ni+1,nj ,k) \
+ N(ni-a ,nj-1,k)+ N(ni+1-a,nj-1,k) \
+ N(ni,nj-2,k) \
) / 9
! Average to C points from N points without assignment:
#define NGRAB(N,ni,nj,nk) \
(N(ni,nj+2,nk) \
+ N(ni-a ,nj+1,nk)+ N(ni+1-a,nj+1,nk)\
+ N(ni-1,nj ,nk) + N(ni,nj ,nk) + N(ni+1,nj ,nk)\
+ N(ni-a ,nj-1,nk)+ N(ni+1-a,nj-1,nk)\
+ N(ni,nj-2,nk) \
) / 9
! Average to C points from N points without assignment on an IKJ grid:
#define NGRABIKJ(N,ni,nk,nj) \
(N(ni,nk,nj+2) \
+ N(ni-a ,nk,nj+1)+ N(ni+1-a,nk,nj+1) \
+ N(ni-1,nk,nj ) + N(ni,nk,nj ) + N(ni+1,nk,nj )\
+ N(ni-a ,nk,nj-1)+ N(ni+1-a,nk,nj-1)\
+ N(ni,nk,nj-2) \
) / 9
! Average to C points from N points without assignment, no vertical levels:
#define NGRAB2D(N,ni,nj) \
(N(ni,nj+2) \
+ N(ni-a ,nj+1)+ N(ni+1-a,nj+1)\
+ N(ni-1,nj ) + N(ni,nj ) + N(ni+1,nj )\
+ N(ni-a ,nj-1)+ N(ni+1-a,nj-1)\
+ N(ni,nj-2) \
) / 9
! Copying from N array to I array:
#define N2ICOPY(C,N,i,j,k,ni,nj) \
C(i,j,k)=( N(ni,nj+2,k) \
+ N(ni-a ,nj+1,k)+ N(ni+1-a,nj+1,k) \
+ N(ni-1,nj ,k)+ N(ni,nj ,k) + N(ni+1,nj ,k) \
+ N(ni-a ,nj-1,k)+ N(ni+1-a,nj-1,k) \
+ N(ni,nj-2,k) \
) / 9
! Maximum value from N array to C array:
#define N2I_SET_MAX(C,N,i,j,k,ni,nj) \
C(i,j,k)=max(C(i,j,k),max(N(ni,nj+2,k), \
max(N(ni-1,nj ,k),max(N(ni,nj ,k), max(N(ni+1,nj ,k),\
max(N(ni-a ,nj-1,k),max(N(ni+1-a,nj-1,k),\
N(ni,nj-2,k) )))))))
! Maximum value from N array to C array:
#define N2I_SET_MAX_IJ(C,N,i,j,ni,nj) \
C(i,j)=max(C(i,j), max(N(ni,nj+2),\
max(N(ni-1,nj ),max(N(ni,nj ), max(N(ni+1,nj ), \
max(N(ni-a ,nj-1),max(N(ni+1-a,nj-1), \
N(ni,nj-2) )))))))
module module_interp_nmm
use module_model_constants, only: g, R_D, p608
implicit none
private
public :: find_kpres
public :: nmm_interp_pd, nmm_keep_pd, nmm_method_linear
public :: c2b_fulldom, c2n_fulldom, n2c_fulldom
public :: n2c_max2d, n2c_max3d
public :: c2b_fulldom_new, n2c_fulldom_new
public :: c2b_mass, c2n_mass, n2c_mass
public :: c2n_massikj, n2c_massikj
public :: c2b_copy3d, c2n_copy3d, n2c_copy3d
public :: c2b_copy2d, c2n_copy2d, n2c_copy2d, c2n_copy2d_nomask
public :: c2b_near2d, c2n_near2d, n2c_near2d
public :: c2b_inear2d, c2n_inear2d, n2c_inear2d
public :: c2n_near3dikj, c2n_sst, c2n_near3d
! unimplemented: public :: nmm_method_quadratic, nmm_method_spline_log, nmm_method_copy, nmm_method_spline
! integer, parameter :: nmm_method_copy = 5
! integer, parameter :: nmm_method_spline_log = 4
! integer, parameter :: nmm_method_spline = 3
! integer, parameter :: nmm_method_quadratic = 2
integer, parameter :: nmm_method_linear = 1
integer, parameter :: nmm_interp_pd = 1
integer, parameter :: nmm_keep_pd = 0
! Constants from the original base_state_parent:
REAL, PARAMETER :: LAPSR=6.5E-3, GI=1./G,D608=0.608
REAL, PARAMETER :: COEF3=287.05*GI*LAPSR, COEF2=-1./COEF3
REAL, PARAMETER :: TRG=2.0*R_D*GI,LAPSI=1.0/LAPSR
REAL, PARAMETER :: P_REF=103000.
integer, parameter :: EConst=0, ECopy=1, EExtrap=2 ! MUST match module_dm
contains
! ********************************************************************
! subs *_NEAR2D -- horizontally interpolate via nearest neighbor
! method, but do not vertically interpolate. Only handles 2D H grid
! arrays.
! ********************************************************************
subroutine c2b_near2d (inear,jnear,cfield, &
fbxs,fbxe,fbys,fbye, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, parameter :: bdyw = 1
integer, intent(in):: &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
real, intent(in) :: cfield(cims:cime,cjms:cjme)
! Output field boundary info:
real,dimension(nims:nime,bdyw) :: fbys,fbye
real,dimension(njms:njme,bdyw) :: fbxs,fbxe
integer :: j,i,a,nx,nz,ck,k,j1,j2,add
real :: weight
nx=min(nide-1,nite)-max(nids,nits)+1
j1=max(njts-1,njds)
if(mod(j1,2)/=1) j1=j1+1
j2=min(njte+1,njde-1)
if(mod(j2,2)/=1) j2=j2-1
if(nits==1) then
i=1
do j=j1,j2,2
fbxs(j,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(nite>=nide-1) then
i=nide-1
do j=j1,j2,2
fbxe(j,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(njts==1) then
j=1
do i=max(nits-1,nids),min(nite+1,nide-1)
fbys(i,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(njte>=njde-1) then
j=njde-1
do i=max(nits-1,nids),min(nite+1,nide-1)
fbye(i,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
end subroutine c2b_near2d
subroutine n2c_near2d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, intent(in) :: &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
ipos,jpos
real, intent(out) :: cfield(cims:cime,cjms:cjme)
real, intent(in) :: nfield(nims:nime,njms:njme)
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nz,jstart,jend,istart,iend,ni,nj,a,i,j
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
a=mod(j,2)
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
ni = (i-ipos)*nri + 2 - a
cfield(i,j)=nfield(ni,nj)
enddo iloop
enddo bigj
end subroutine n2c_near2d
subroutine c2n_near2d (inear,jnear, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in):: cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
real, intent(in) :: cfield(cims:cime,cjms:cjme)
real, intent(out) :: nfield(nims:nime,njms:njme)
integer :: j,i,a,nx
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
nfield(i,j)=cfield(inear(i,j),jnear(i,j))
enddo interploop
end do bigj
end subroutine c2n_near2d
subroutine c2n_near3d (inear,jnear, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte)
implicit none
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in):: cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
real, intent(in) :: cfield(cims:cime,cjms:cjme,ckms:ckme)
real, intent(out) :: nfield(nims:nime,njms:njme,nkms:nkme)
integer :: j,i,a,nx,k
nx=min(nide-1,nite)-max(nids,nits)+1
bigk: do k=nkds,nkde
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
nfield(i,j,k)=cfield(inear(i,j),jnear(i,j),k)
enddo interploop
end do bigj
enddo bigk
end subroutine c2n_near3d
subroutine c2n_near3dikj (inear,jnear, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte)
implicit none
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in):: cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
real, intent(in) :: cfield(cims:cime,ckms:ckme,cjms:cjme)
real, intent(out) :: nfield(nims:nime,nkms:nkme,njms:njme)
integer :: j,i,a,nx,k
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
bigk: do k=nkds,nkde
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
nfield(i,k,j)=cfield(inear(i,j),k,jnear(i,j))
enddo interploop
enddo bigk
end do bigj
end subroutine c2n_near3dikj
subroutine c2n_sst (inear,jnear, &
cfield,nfield, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in):: cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
real, intent(in) :: cfield(cims:cime,cjms:cjme)
real, intent(out) :: nfield(nims:nime,njms:njme)
integer :: j,i,a,nx
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
nfield(i,j)=cfield(inear(i,j),jnear(i,j))
enddo interploop
end do bigj
end subroutine c2n_sst
! ********************************************************************
! subs *_INEAR2D -- horizontally interpolate integers via nearest
! neighbor method, but do not vertically interpolate. Only handles
! 2D H grid integer arrays.
! ********************************************************************
subroutine c2b_inear2d (inear,jnear,cfield, &
fbxs,fbxe,fbys,fbye, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, parameter :: bdyw = 1
integer, intent(in):: &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in) :: cfield(cims:cime,cjms:cjme)
! Output field boundary info:
integer,dimension(nims:nime,bdyw) :: fbys,fbye
integer,dimension(njms:njme,bdyw) :: fbxs,fbxe
integer :: j,i,a,nx,nz,ck,k,j1,j2,add
nx=min(nide-1,nite)-max(nids,nits)+1
j1=max(njts-1,njds)
if(mod(j1,2)/=1) j1=j1+1
j2=min(njte+1,njde-1)
if(mod(j2,2)/=1) j2=j2-1
if(nits==1) then
i=1
do j=j1,j2,2
fbxs(j,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(nite>=nide-1) then
i=nide-1
do j=j1,j2,2
fbxe(j,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(njts==1) then
j=1
do i=max(nits-1,nids),min(nite+1,nide-1)
fbys(i,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
if(njte>=njde-1) then
j=njde-1
do i=max(nits-1,nids),min(nite+1,nide-1)
fbye(i,1)=cfield(inear(i,j),jnear(i,j))
enddo
endif
end subroutine c2b_inear2d
subroutine n2c_inear2d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, intent(in) :: &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
ipos,jpos
integer, intent(out) :: cfield(cims:cime,cjms:cjme)
integer, intent(in) :: nfield(nims:nime,njms:njme)
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nz,jstart,jend,istart,iend,ni,nj,a,i,j
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
a=mod(j,2)
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
ni = (i-ipos)*nri + 2 - a
cfield(i,j)=nfield(ni,nj)
enddo iloop
enddo bigj
end subroutine n2c_inear2d
subroutine c2n_inear2d (inear,jnear, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte)
implicit none
integer, intent(in), dimension(nims:nime,njms:njme) :: inear,jnear
integer, intent(in):: cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
integer, intent(in) :: cfield(cims:cime,cjms:cjme)
integer, intent(out) :: nfield(nims:nime,njms:njme)
integer :: j,i,a,nx
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
nfield(i,j)=cfield(inear(i,j),jnear(i,j))
enddo interploop
end do bigj
end subroutine c2n_inear2d
! ********************************************************************
! subs *_COPY2D -- horizontally interpolate but do not vertically
! interpolate. Only handles 2D arrays (H or V grid).
! ********************************************************************
subroutine c2b_copy2d (II,JJ,W1,W2,W3,W4,cfield, &
fbxs,fbxe,fbys,fbye, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, hgrid)
implicit none
integer, parameter :: bdyw = 1
integer, intent(in):: &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
logical, intent(in) :: hgrid
real, intent(in), dimension(nims:nime,njms:njme) :: &
W1,W2,W3,W4
integer, intent(in), dimension(nims:nime,njms:njme) :: II,JJ
real, intent(in) :: cfield(cims:cime,cjms:cjme)
! Output field boundary info:
real,dimension(nims:nime,bdyw) :: fbys,fbye
real,dimension(njms:njme,bdyw) :: fbxs,fbxe
integer :: j,i,a,nx,nz,ck,k,j1,j2,add
real :: weight
nx=min(nide-1,nite)-max(nids,nits)+1
if(hgrid) then
a=1
else
a=0
endif
j1=max(njts-1,njds)
if(mod(j1,2)/=a) j1=j1+1
j2=min(njte+1,njde-1)
if(mod(j2,2)/=a) j2=j2-1
if(nits==1) then
i=1
do j=j1,j2,2
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
fbxs(j,1)=ICOPY2D(cfield,i,j)
enddo
endif
if(nite>=nide-1) then
i=nide-1
do j=j1,j2,2
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
fbxe(j,1)=ICOPY2D(cfield,i,j)
enddo
endif
if(njts==1) then
j=1
do i=max(nits-1,nids),min(nite+1,nide-1)
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
fbys(i,1)=ICOPY2D(cfield,i,j)
enddo
endif
if(njte>=njde-1) then
j=njde-1
do i=max(nits-1,nids),min(nite+1,nide-1)
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
fbye(i,1)=ICOPY2D(cfield,i,j)
enddo
endif
end subroutine c2b_copy2d
subroutine n2c_copy2d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
hgrid)
implicit none
integer, intent(in) :: &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
ipos,jpos
real, intent(out) :: cfield(cims:cime,cjms:cjme)
real, intent(in) :: nfield(nims:nime,njms:njme)
logical, intent(in) :: hgrid
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nz,jstart,jend,istart,iend,ni,nj,a,i,j
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
a=mod(j,2)
if(.not.hgrid) then
a=1-a
endif
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
ni = (i-ipos)*nri + 2 - a
cfield(i,j)=NGRAB2D(nfield,ni,nj)
enddo iloop
enddo bigj
end subroutine n2c_copy2d
subroutine n2c_max2d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
hgrid)
implicit none
integer, intent(in) :: &
cids, cide, cjds, cjde, &
cims, cime, cjms, cjme, &
cits, cite, cjts, cjte, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, &
ipos,jpos
real, intent(out) :: cfield(cims:cime,cjms:cjme)
real, intent(in) :: nfield(nims:nime,njms:njme)
logical, intent(in) :: hgrid
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nz,jstart,jend,istart,iend,ni,nj,a,i,j
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
a=mod(j,2)
if(.not.hgrid) then
a=1-a
endif
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
ni = (i-ipos)*nri + 2 - a
N2I_SET_MAX_IJ(cfield,nfield,i,j,ni,nj)
enddo iloop
enddo bigj
end subroutine n2c_max2d
subroutine c2n_copy2d (II,JJ,W1,W2,W3,W4, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, hgrid)
implicit none
logical, intent(in) :: hgrid
real, intent(in), dimension(nims:nime,njms:njme) :: &
W1,W2,W3,W4
integer, intent(in), dimension(nims:nime,njms:njme) :: II,JJ
integer, intent(in):: cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
real, intent(in) :: cfield(cims:cime,cjms:cjme)
real, intent(out) :: nfield(nims:nime,njms:njme)
integer :: j,i,a,nx
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
nfield(i,j)=ICOPY2D(cfield,i,j)
enddo interploop
end do bigj
end subroutine c2n_copy2d
subroutine c2n_copy2d_nomask (II,JJ,W1,W2,W3,W4, &
cfield,nfield, &
cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte, hgrid)
implicit none
logical, intent(in) :: hgrid
real, intent(in), dimension(nims:nime,njms:njme) :: &
W1,W2,W3,W4
integer, intent(in), dimension(nims:nime,njms:njme) :: II,JJ
integer, intent(in):: cims, cime, cjms, cjme, &
nids, nide, njds, njde, &
nims, nime, njms, njme, &
nits, nite, njts, njte
real, intent(in) :: cfield(cims:cime,cjms:cjme)
real, intent(out) :: nfield(nims:nime,njms:njme)
integer :: j,i,a,nx
nx=min(nide-1,nite)-max(nids,nits)+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
nfield(i,j)=ICOPY2D(cfield,i,j)
enddo interploop
end do bigj
end subroutine c2n_copy2d_nomask
! ********************************************************************
! subs *_COPY3D -- horizontally interpolate but do not vertically
! interpolate
! ********************************************************************
subroutine c2b_copy3d (II,JJ,W1,W2,W3,W4,cfield, &
fbxs,fbxe,fbys,fbye, &
cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, hgrid)
implicit none
integer, parameter :: bdyw = 1
logical, intent(in) :: hgrid
integer, intent(in):: &
cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte
real, intent(in), dimension(nims:nime,njms:njme) :: &
W1,W2,W3,W4
integer, intent(in), dimension(nims:nime,njms:njme) :: II,JJ
real, intent(in) :: cfield(cims:cime,cjms:cjme,ckms:ckme)
! Output field boundary info:
real,dimension(nims:nime,nkms:nkme,bdyw) :: fbys,fbye
real,dimension(njms:njme,nkms:nkme,bdyw) :: fbxs,fbxe
integer :: j,i,a,nx,nz,ck,k,j1,j2
real :: weight
nx=min(nide-1,nite)-max(nids,nits)+1
nz=nkde-nkds+1
j1=max(njts-1,njds)
if(mod(j1,2)/=0) j1=j1+1
j2=min(njte+1,njde-1)
if(mod(j2,2)/=0) j2=j2-1
if(nits==1) then
i=1
do j=j1,j2,2
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
kloop1: do k=nkds,min(nkde,nkte)
fbxs(j,k,1)=ICOPY(cfield,i,j,k)
enddo kloop1
enddo
endif
if(nite>=nide-1) then
i=nide-1
do j=j1,j2,2
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
kloop2: do k=nkds,min(nkde,nkte)
fbxe(j,k,1)=ICOPY(cfield,i,j,k)
enddo kloop2
enddo
endif
if(njts==1) then
j=1
do i=max(nits-1,nids),min(nite+1,nide-1)
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
kloop3: do k=nkts,min(nkde,nkte)
fbys(i,k,1)=ICOPY(cfield,i,j,k)
enddo kloop3
enddo
endif
if(njte>=njde-1) then
j=njde-1
do i=max(nits-1,nids),min(nite+1,nide-1)
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
kloop4: do k=nkts,min(nkde,nkte)
fbye(i,k,1)=ICOPY(cfield,i,j,k)
enddo kloop4
enddo
endif
end subroutine c2b_copy3d
subroutine n2c_copy3d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, ckds, ckde, &
cims, cime, cjms, cjme, ckms, ckme, &
cits, cite, cjts, cjte, ckts, ckte, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, &
hgrid)
implicit none
logical, intent(in) :: hgrid
integer, intent(in) :: &
cids, cide, cjds, cjde, ckds, ckde, &
cims, cime, cjms, cjme, ckms, ckme, &
cits, cite, cjts, cjte, ckts, ckte, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, &
ipos,jpos
real, intent(out) :: cfield(cims:cime,cjms:cjme,ckms:ckme)
real, intent(in) :: nfield(nims:nime,njms:njme,nkms:nkme)
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nx,nz,jstart,jend,istart,iend,ni,nj,a,i,j,k,nk
real :: weight
nx=min(nide-2,nite)-max(nids+1,nits)+1
nz=nkde-nkds+1
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
if(hgrid) then
a=mod(j,2)
else
a=1-mod(j,2)
endif
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
do k=nkds,nkde
ni = (i-ipos)*nri + 2 - a
cfield(i,j,k)=NGRAB(nfield,ni,nj,k)
enddo
enddo iloop
enddo bigj
end subroutine n2c_copy3d
subroutine n2c_max3d (&
cfield,nfield,ipos,jpos, &
cids, cide, cjds, cjde, ckds, ckde, &
cims, cime, cjms, cjme, ckms, ckme, &
cits, cite, cjts, cjte, ckts, ckte, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, &
hgrid)
implicit none
logical, intent(in) :: hgrid
integer, intent(in) :: &
cids, cide, cjds, cjde, ckds, ckde, &
cims, cime, cjms, cjme, ckms, ckme, &
cits, cite, cjts, cjte, ckts, ckte, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, &
ipos,jpos
real, intent(out) :: cfield(cims:cime,cjms:cjme,ckms:ckme)
real, intent(in) :: nfield(nims:nime,njms:njme,nkms:nkme)
integer, parameter :: nri=3, nrj=3 ! parent:nest ratio, must be 3 in NMM
integer :: nx,nz,jstart,jend,istart,iend,ni,nj,a,i,j,k,nk
real :: weight
nx=min(nide-2,nite)-max(nids+1,nits)+1
nz=nkde-nkds+1
jstart=MAX(jpos+1,cjts)
jend=MIN(jpos+(njde-njds)/nrj-1,cjte)
bigj: do j=jstart,jend
if(hgrid) then
a=mod(j,2)
else
a=1-mod(j,2)
endif
istart=MAX(ipos+a,cits)
iend=MIN(ipos+(nide-nids)/nri-1,cite)
nj = (j-jpos)*nrj + 1
iloop: do i=istart,iend
do k=nkds,nkde
ni = (i-ipos)*nri + 2 - a
N2I_SET_MAX(cfield,nfield,i,j,k,ni,nj)
enddo
enddo iloop
enddo bigj
end subroutine n2c_max3d
subroutine c2n_copy3d (II,JJ,W1,W2,W3,W4, &
cfield,nfield,imask, &
cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte, &
hgrid)
implicit none
real, intent(in), dimension(nims:nime,njms:njme) :: &
W1,W2,W3,W4
integer, intent(in), dimension(nims:nime,njms:njme) :: II,JJ
logical, intent(in) :: hgrid
integer, intent(in):: cims, cime, cjms, cjme, ckms, ckme, &
nids, nide, njds, njde, nkds, nkde, &
nims, nime, njms, njme, nkms, nkme, &
nits, nite, njts, njte, nkts, nkte
integer, intent(in), dimension(nims:nime,njms:njme) :: imask
real, intent(in) :: cfield(cims:cime,cjms:cjme,ckms:ckme)
real, intent(out) :: nfield(nims:nime,njms:njme,nkms:nkme)
integer :: j,i,a,nx,nz,k
nx=min(nide-1,nite)-max(nids,nits)+1
nz=nkde-nkds+1
bigj: do j=max(njds,njts),min(njde-1,njte)
interploop: do i=max(nids,nits),min(nide-1,nite)
if(imask(i,j)/=0) cycle interploop
kinterploop: do k=nkds,nkde
if(hgrid) then
a=1-mod(JJ(i,j),2)
else
a=mod(JJ(i,j),2)
endif
nfield(i,j,k) = ICOPY(cfield,i,j,k)
enddo kinterploop
enddo interploop
end do bigj
end subroutine c2n_copy3d
! ********************************************************************
! subs *_MASS -- horizontally and vertically interpolate. Vertical
! interpolation uses the iinfo and winfo arrays (and equivalent
! boundary arrays) generated in the *_fulldom subroutines.
! ********************************************************************
subroutine c2b_mass (II,JJ,W1,W2,W3,W4,cfield, &
ibxs,ibxe,ibys,ibye, &
wbxs,wbxe,wbys,wbye, &
fbxs,fbxe,fbys,fbye, &