! $Id: ESMF_FieldRegridXGUTest.F90,v 1.46 2011/07/04 05:11:13 oehmke Exp $ ! ! Earth System Modeling Framework ! Copyright 2002-2011, University Corporation for Atmospheric Research, ! Massachusetts Institute of Technology, Geophysical Fluid Dynamics ! Laboratory, University of Michigan, National Centers for Environmental ! Prediction, Los Alamos National Laboratory, Argonne National Laboratory, ! NASA Goddard Space Flight Center. ! Licensed under the University of Illinois-NCSA License. ! !============================================================================== ! program ESMF_FieldRegridXGUTest !------------------------------------------------------------------------------ #include "ESMF.h" !============================================================================== !BOPI ! !PROGRAM: ESMF_FieldRegridXGUTest - Unit tests for Field RegridXG Testing ! ! !DESCRIPTION: ! ! The code in this file drives F90 Field RegridXG Testing unit tests. ! The companion folder Field\/src contains the definitions for the ! Field methods. !EOPI !----------------------------------------------------------------------------- ! !USES: use ESMF_TestMod ! test methods use ESMF implicit none !------------------------------------------------------------------------------ ! The following line turns the CVS identifier string into a printable variable. character(*), parameter :: version = & '$Id' ! cumulative result: count failures; no failures equals "all pass" integer :: result = 0 ! individual test result code integer :: rc = 1 ! individual test failure message character(ESMF_MAXSTR) :: failMsg character(512) :: name call ESMF_TestStart(ESMF_SRCLINE, rc=rc) #ifdef ESMF_TESTEXHAUSTIVE !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regridxg_const(rc) write(failMsg, *) "" write(name, *) "Create xgrid and regrid through xgrid, const src flux" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regridxg(rc) write(failMsg, *) "" write(name, *) "Create xgrid and regrid through xgrid, variable src flux" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regrid2xg_half(rc) write(failMsg, *) "" write(name, *) "Regrid then create xgrid and regrid through xgrid, half overlap" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regrid2xg_contain(rc) write(failMsg, *) "" write(name, *) "Regrid then create xgrid and regrid through xgrid, check containment" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regrid2xg_clip(rc) write(failMsg, *) "" write(name, *) "Regrid then create xgrid and regrid through xgrid, check clipping" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regrid2xg(10,10,8,8,0.1,0.1,0.1,0.1,rc) write(failMsg, *) "" write(name, *) "Regrid then create xgrid and regrid through xgrid, exact cut" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !EX_UTest_Multi_Proc_Only call test_regrid2xg(10,10,14,14,0.1,0.1,0.06,0.06,rc) write(failMsg, *) "" write(name, *) "Regrid then create xgrid and regrid through xgrid, overlapping cut" call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) !------------------------------------------------------------------------ !E-disable-X_UTest_Multi_Proc_Only !call test_regrid2xgSph(rc) !write(failMsg, *) "" !write(name, *) "Regrid then create xgrid and regrid through xgrid, spherical grids" !call ESMF_Test((rc.eq.ESMF_SUCCESS), name, failMsg, result, ESMF_SRCLINE) #endif call ESMF_TestEnd(result, ESMF_SRCLINE) contains #define ESMF_METHOD "ESMF_TESTS" subroutine test_regridxg_const(rc) integer, intent(out) :: rc integer :: localrc, i type(ESMF_XGrid) :: xgrid type(ESMF_Grid) :: sideA(2), sideB(1) type(ESMF_DistGrid) :: distgrid real(ESMF_KIND_R8) :: centroid(12,2), area(12) type(ESMF_XGridSpec) :: sparseMatA2X(2), sparseMatX2B(1) type(ESMF_Grid) :: l_sideA(2), l_sideB(1) type(ESMF_DistGrid) :: l_sideAdg(2), l_sideBdg(1) real(ESMF_KIND_R8) :: l_centroid(12,2), l_area(12) type(ESMF_XGridSpec) :: l_sparseMatA2X(2), l_sparseMatX2B(1) type(ESMF_Field) :: field, srcField(2), dstField(1) integer :: eleCount, ngridA, ngridB integer :: elb, eub, ec, lpet, npet real(ESMF_KIND_R8), pointer :: farrayPtr(:,:), xfarrayPtr(:) real(ESMF_KIND_R8) :: xgrid_area(12), B_area(2,2) integer :: xlb(1), xub(1) type(ESMF_RouteHandle) :: rh_src2xgrid(2), rh_xgrid2dst(1) type(ESMF_VM) :: vm real(ESMF_KIND_R8) :: centroidA1X(2), centroidA1Y(2) real(ESMF_KIND_R8) :: centroidA2X(2), centroidA2Y(1) real(ESMF_KIND_R8) :: centroidBX(2), centroidBY(2) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) character(len=16) :: gridNameA(2), gridNameB(1) rc = ESMF_SUCCESS localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm=vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return if(npet /= 2) return gridNameA(1) = 'srcGrid 1' gridNameA(2) = 'srcGrid 2' sideA(1) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,2/), & coordDep1=(/1/), & coordDep2=(/2/), & regDecomp=(/1,2/), & name=gridNameA(1), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return sideA(2) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,1/), & coordDep1=(/1/), & coordDep2=(/2/), & regDecomp=(/2,1/), & name=gridNameA(2), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_GridAddCoord(sideA(i), staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo ! SideA first grid centroidA1X=(/0.5, 1.5/) centroidA1Y=(/0.5, 1.5/) call ESMF_GridGetCoord(sideA(1), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=1, farrayPtr=coordX, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidA1X call ESMF_GridGetCoord(sideA(1), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=2, farrayPtr=coordY, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordY = centroidA1Y(lpet+1) ! SideA second grid centroidA2X=(/0.5, 1.5/) centroidA2Y=(/2.5/) call ESMF_GridGetCoord(sideA(2), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=1, farrayPtr=coordX, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidA2X(lpet+1) call ESMF_GridGetCoord(sideA(2), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=2, farrayPtr=coordY, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return if(lpet == 0) coordY = centroidA2Y gridNameB(1) = 'dstGrid 1' sideB(1) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,2/), & coordDep1=(/1/), coordDep2=(/2/), & regDecomp=(/1,2/), & name=gridNameB(1), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 1 call ESMF_GridAddCoord(sideB(i), & staggerloc=ESMF_STAGGERLOC_CENTER, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo ! SideB grid centroidBX=(/0.75, 1.75/) centroidBY=(/0.75, 2.25/) call ESMF_GridGetCoord(sideB(1), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=1, farrayPtr=coordX, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidBX call ESMF_GridGetCoord(sideB(1), localDE=0, & staggerLoc=ESMF_STAGGERLOC_CENTER, coordDim=2, farrayPtr=coordY, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordY = centroidBY(lpet+1) if(lpet == 0) then allocate(sparseMatA2X(1)%factorIndexList(2,6), sparseMatA2X(1)%factorList(6)) else allocate(sparseMatA2X(1)%factorIndexList(2,7:9), sparseMatA2X(1)%factorList(7:9)) endif if(lpet == 0) then allocate(sparseMatA2X(2)%factorIndexList(2,1), sparseMatA2X(2)%factorList(1)) else allocate(sparseMatA2X(2)%factorIndexList(2,2:3), sparseMatA2X(2)%factorList(2:3)) endif if(lpet == 0) then allocate(sparseMatX2B(1)%factorIndexList(2,6), sparseMatX2B(1)%factorList(6)) else allocate(sparseMatX2B(1)%factorIndexList(2,7:12), sparseMatX2B(1)%factorList(7:12)) endif ! factorIndexList ! setting up mapping between A1 -> X if(lpet == 0) then sparseMatA2X(1)%factorIndexList(1,1)=1 sparseMatA2X(1)%factorIndexList(1,2)=2 sparseMatA2X(1)%factorIndexList(1,3)=2 sparseMatA2X(1)%factorIndexList(1,4)=3 sparseMatA2X(1)%factorIndexList(1,5)=4 sparseMatA2X(1)%factorIndexList(1,6)=4 else sparseMatA2X(1)%factorIndexList(1,7)=3 sparseMatA2X(1)%factorIndexList(1,8)=4 sparseMatA2X(1)%factorIndexList(1,9)=4 endif if(lpet == 0) then sparseMatA2X(1)%factorIndexList(2,1)=1 sparseMatA2X(1)%factorIndexList(2,2)=2 sparseMatA2X(1)%factorIndexList(2,3)=3 sparseMatA2X(1)%factorIndexList(2,4)=4 sparseMatA2X(1)%factorIndexList(2,5)=5 sparseMatA2X(1)%factorIndexList(2,6)=6 else sparseMatA2X(1)%factorIndexList(2,7)=7 sparseMatA2X(1)%factorIndexList(2,8)=8 sparseMatA2X(1)%factorIndexList(2,9)=9 endif ! setting up mapping between A2 -> X if(lpet == 0) then sparseMatA2X(2)%factorIndexList(1,1)=1 else sparseMatA2X(2)%factorIndexList(1,2)=2 sparseMatA2X(2)%factorIndexList(1,3)=2 endif if(lpet == 0) then sparseMatA2X(2)%factorIndexList(2,1)=10 else sparseMatA2X(2)%factorIndexList(2,2)=11 sparseMatA2X(2)%factorIndexList(2,3)=12 endif ! Note that the weights are dest area weighted ! factorList ! setting up mapping between A1 -> X if(lpet == 0) then sparseMatA2X(1)%factorList(1)=1 sparseMatA2X(1)%factorList(2)=1 sparseMatA2X(1)%factorList(3)=1 sparseMatA2X(1)%factorList(4)=1 sparseMatA2X(1)%factorList(5)=1 sparseMatA2X(1)%factorList(6)=1 else sparseMatA2X(1)%factorList(7)=1 sparseMatA2X(1)%factorList(8)=1 sparseMatA2X(1)%factorList(9)=1 endif ! setting up mapping between A2 -> X if(lpet == 0) then sparseMatA2X(2)%factorList(1)=1 else sparseMatA2X(2)%factorList(2)=1 sparseMatA2X(2)%factorList(3)=1 endif ! factorIndexList ! setting up mapping between X -> B if(lpet == 0) then sparseMatX2B(1)%factorIndexList(1,1)=1 sparseMatX2B(1)%factorIndexList(1,2)=2 sparseMatX2B(1)%factorIndexList(1,3)=3 sparseMatX2B(1)%factorIndexList(1,4)=4 sparseMatX2B(1)%factorIndexList(1,5)=5 sparseMatX2B(1)%factorIndexList(1,6)=6 else sparseMatX2B(1)%factorIndexList(1,7)=7 sparseMatX2B(1)%factorIndexList(1,8)=8 sparseMatX2B(1)%factorIndexList(1,9)=9 sparseMatX2B(1)%factorIndexList(1,10)=10 sparseMatX2B(1)%factorIndexList(1,11)=11 sparseMatX2B(1)%factorIndexList(1,12)=12 endif if(lpet == 0) then sparseMatX2B(1)%factorIndexList(2,1)=1 sparseMatX2B(1)%factorIndexList(2,2)=1 sparseMatX2B(1)%factorIndexList(2,3)=2 sparseMatX2B(1)%factorIndexList(2,4)=1 sparseMatX2B(1)%factorIndexList(2,5)=1 sparseMatX2B(1)%factorIndexList(2,6)=2 else sparseMatX2B(1)%factorIndexList(2,7)=3 sparseMatX2B(1)%factorIndexList(2,8)=3 sparseMatX2B(1)%factorIndexList(2,9)=4 sparseMatX2B(1)%factorIndexList(2,10)=3 sparseMatX2B(1)%factorIndexList(2,11)=3 sparseMatX2B(1)%factorIndexList(2,12)=4 endif ! factorList ! setting up mapping between X -> B if(lpet == 0) then sparseMatX2B(1)%factorList(1)=4./9 sparseMatX2B(1)%factorList(2)=2./9 sparseMatX2B(1)%factorList(3)=2./3 sparseMatX2B(1)%factorList(4)=2./9 sparseMatX2B(1)%factorList(5)=1./9 sparseMatX2B(1)%factorList(6)=1./3 else sparseMatX2B(1)%factorList(7)=2./9 sparseMatX2B(1)%factorList(8)=1./9 sparseMatX2B(1)%factorList(9)=1./3 sparseMatX2B(1)%factorList(10)=4./9 sparseMatX2B(1)%factorList(11)=2./9 sparseMatX2B(1)%factorList(12)=2./3 endif ! set up destination areas to adjust weighted flux xgrid_area(1) = 1. xgrid_area(2) = 0.5 xgrid_area(3) = 0.5 xgrid_area(4) = 0.5 xgrid_area(5) = 0.25 xgrid_area(6) = 0.25 xgrid_area(7) = 0.5 xgrid_area(8) = 0.25 xgrid_area(9) = 0.25 xgrid_area(10) = 1. xgrid_area(11) = 0.5 xgrid_area(12) = 0.5 B_area(1,1) = 9./4 B_area(2,1) = 3./4 B_area(1,2) = 9./4 B_area(2,2) = 3./4 ! Finally ready to do an flux exchange from A side to B side xgrid = ESMF_XGridCreate(sideA, sideB, offline=.true., & area=xgrid_area, centroid=centroid, & sparseMatA2X=sparseMatA2X, sparseMatX2B=sparseMatX2B, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, ngridA=ngridA, ngridB=ngridB, & sideA=l_sideA, sideB=l_sideB, area=l_area, & centroid=l_centroid, distgridA=l_sideAdg, & distgridM = distgrid, sparseMatA2X=l_sparseMatA2X, & sparseMatX2B=l_sparseMatX2B, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, localDe=0, elementCount=eleCount, & exclusiveCount=ec, exclusiveLBound=elb, exclusiveUBound=eub, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return !print *, eleCount, elb, eub call ESMF_DistGridPrint(distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_DistGridPrint(l_sideAdg(i), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_A, gridIndex=1, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_A, gridIndex=2, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_B, gridIndex=1, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return field = ESMF_FieldCreate(xgrid, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(field, farrayPtr=xfarrayPtr, & exclusiveLBound=xlb, exclusiveUBound=xub, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return xfarrayPtr = 0.0 call ESMF_FieldPrint(field, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! setup and initialize src and dst Fields do i = 1, 2 srcField(i) = ESMF_FieldCreate(sideA(i), typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(srcField(i), farrayPtr=farrayPtr, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return farrayPtr = 1. enddo do i = 1, 1 dstField(i) = ESMF_FieldCreate(sideB(i), typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(dstField(i), farrayPtr=farrayPtr, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return farrayPtr = 0.0 enddo ! use field on Xgrid to do smm from src to dst transformation ! dst = W'*W*src !print *, '- before SMM from A -> X' !print *, xlb, xub, xfarrayPtr ! from A -> X do i = 1, 2 call ESMF_FieldRegridStore(xgrid, srcField(i), field, routehandle=rh_src2xgrid(i), & rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldRegrid(srcField(i), field, routehandle=rh_src2xgrid(i), & zeroregion=ESMF_REGION_SELECT, & checkflag=.TRUE.,& rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return !print *, '- SMM from A -> X' !print *, xfarrayPtr enddo ! xfarrayPtr should be all 1. at this point ! To get the surface integral of flux on XGrid, adjust by dst area !do i = xlb(1), xub(1) ! xfarrayPtr(i) = xfarrayPtr(i) * xgrid_area(i) !enddo !print *, '- after SMM from A -> X' !print *, xfarrayPtr ! should be xgrid_area !print *, '- B before SMM from X -> B' !print *, farrayPtr ! should be 0. ! from X -> B do i = 1, 1 call ESMF_FieldRegridStore(xgrid, field, dstField(i), routehandle=rh_xgrid2dst(i), & rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldRegrid(field, dstField(i), routehandle=rh_xgrid2dst(i), & zeroregion=ESMF_REGION_SELECT, & checkflag=.TRUE.,& rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo !print *, '- B after SMM from X -> B' !print *, farrayPtr ! should be 1/B_area call ESMF_FieldDestroy(field, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_FieldDestroy(srcField(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(sideA(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo do i = 1, 1 call ESMF_FieldDestroy(dstField(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(sideB(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo deallocate(sparseMatA2X(1)%factorIndexList, sparseMatA2X(1)%factorList) deallocate(sparseMatA2X(2)%factorIndexList, sparseMatA2X(2)%factorList) deallocate(sparseMatX2B(1)%factorIndexList, sparseMatX2B(1)%factorList) end subroutine test_regridxg_const subroutine test_regridxg(rc) integer, intent(out) :: rc integer :: localrc, i type(ESMF_XGrid) :: xgrid type(ESMF_Grid) :: sideA(2), sideB(1) type(ESMF_DistGrid) :: distgrid real(ESMF_KIND_R8) :: centroid(12,2), area(12) type(ESMF_XGridSpec) :: sparseMatA2X(2), sparseMatX2B(1) type(ESMF_Grid) :: l_sideA(2), l_sideB(1) type(ESMF_DistGrid) :: l_sideAdg(2), l_sideBdg(1) real(ESMF_KIND_R8) :: l_centroid(12,2), l_area(12) type(ESMF_XGridSpec) :: l_sparseMatA2X(2), l_sparseMatX2B(1) type(ESMF_Field) :: field, srcField(2), dstField(1) integer :: eleCount, ngridA, ngridB integer :: elb, eub, ec, lpet, npet real(ESMF_KIND_R8), pointer :: farrayPtr(:,:), xfarrayPtr(:) real(ESMF_KIND_R8) :: xgrid_area(12), B_area(2,2) integer :: xlb(1), xub(1) type(ESMF_RouteHandle) :: rh_src2xgrid(2), rh_xgrid2dst(1) type(ESMF_VM) :: vm real(ESMF_KIND_R8) :: centroidA1X(2), centroidA1Y(2) real(ESMF_KIND_R8) :: centroidA2X(2), centroidA2Y(1) real(ESMF_KIND_R8) :: centroidBX(2), centroidBY(2) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) character(len=16) :: gridNameA(2), gridNameB(1) rc = ESMF_SUCCESS localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm=vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return if(npet /= 2) return gridNameA(1) = 'srcGrid 1' gridNameA(2) = 'srcGrid 2' sideA(1) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,2/), & coordDep1=(/1/), & coordDep2=(/2/), & regDecomp=(/1,2/), & name=gridNameA(1), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return sideA(2) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,1/), & coordDep1=(/1/), & coordDep2=(/2/), & regDecomp=(/2,1/), & name=gridNameA(2), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_GridAddCoord(sideA(i), staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo ! SideA first grid centroidA1X=(/0.5, 1.5/) centroidA1Y=(/0.5, 1.5/) call ESMF_GridGetCoord(sideA(1), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidA1X call ESMF_GridGetCoord(sideA(1), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordY = centroidA1Y(lpet+1) ! SideA second grid centroidA2X=(/0.5, 1.5/) centroidA2Y=(/2.5/) call ESMF_GridGetCoord(sideA(2), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidA2X(lpet+1) call ESMF_GridGetCoord(sideA(2), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return if(lpet == 0) coordY = centroidA2Y gridNameB(1) = 'dstGrid 1' sideB(1) = ESMF_GridCreateNoPeriDim(maxIndex=(/2,2/), & coordDep1=(/1/), coordDep2=(/2/), & regDecomp=(/1,2/), & name=gridNameB(1), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 1 call ESMF_GridAddCoord(sideB(i), staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo ! SideB grid centroidBX=(/0.75, 1.75/) centroidBY=(/0.75, 2.25/) call ESMF_GridGetCoord(sideB(1), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordX = centroidBX call ESMF_GridGetCoord(sideB(1), localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return coordY = centroidBY(lpet+1) if(lpet == 0) then allocate(sparseMatA2X(1)%factorIndexList(2,6), sparseMatA2X(1)%factorList(6)) else allocate(sparseMatA2X(1)%factorIndexList(2,7:9), sparseMatA2X(1)%factorList(7:9)) endif if(lpet == 0) then allocate(sparseMatA2X(2)%factorIndexList(2,1), sparseMatA2X(2)%factorList(1)) else allocate(sparseMatA2X(2)%factorIndexList(2,2:3), sparseMatA2X(2)%factorList(2:3)) endif if(lpet == 0) then allocate(sparseMatX2B(1)%factorIndexList(2,6), sparseMatX2B(1)%factorList(6)) else allocate(sparseMatX2B(1)%factorIndexList(2,7:12), sparseMatX2B(1)%factorList(7:12)) endif ! factorIndexList ! setting up mapping between A1 -> X if(lpet == 0) then sparseMatA2X(1)%factorIndexList(1,1)=1 sparseMatA2X(1)%factorIndexList(1,2)=2 sparseMatA2X(1)%factorIndexList(1,3)=2 sparseMatA2X(1)%factorIndexList(1,4)=3 sparseMatA2X(1)%factorIndexList(1,5)=4 sparseMatA2X(1)%factorIndexList(1,6)=4 else sparseMatA2X(1)%factorIndexList(1,7)=3 sparseMatA2X(1)%factorIndexList(1,8)=4 sparseMatA2X(1)%factorIndexList(1,9)=4 endif if(lpet == 0) then sparseMatA2X(1)%factorIndexList(2,1)=1 sparseMatA2X(1)%factorIndexList(2,2)=2 sparseMatA2X(1)%factorIndexList(2,3)=3 sparseMatA2X(1)%factorIndexList(2,4)=4 sparseMatA2X(1)%factorIndexList(2,5)=5 sparseMatA2X(1)%factorIndexList(2,6)=6 else sparseMatA2X(1)%factorIndexList(2,7)=7 sparseMatA2X(1)%factorIndexList(2,8)=8 sparseMatA2X(1)%factorIndexList(2,9)=9 endif ! setting up mapping between A2 -> X if(lpet == 0) then sparseMatA2X(2)%factorIndexList(1,1)=1 else sparseMatA2X(2)%factorIndexList(1,2)=2 sparseMatA2X(2)%factorIndexList(1,3)=2 endif if(lpet == 0) then sparseMatA2X(2)%factorIndexList(2,1)=10 else sparseMatA2X(2)%factorIndexList(2,2)=11 sparseMatA2X(2)%factorIndexList(2,3)=12 endif ! Note that the weights are dest area weighted ! factorList ! setting up mapping between A1 -> X if(lpet == 0) then sparseMatA2X(1)%factorList(1)=1 sparseMatA2X(1)%factorList(2)=1 sparseMatA2X(1)%factorList(3)=1 sparseMatA2X(1)%factorList(4)=1 sparseMatA2X(1)%factorList(5)=1 sparseMatA2X(1)%factorList(6)=1 else sparseMatA2X(1)%factorList(7)=1 sparseMatA2X(1)%factorList(8)=1 sparseMatA2X(1)%factorList(9)=1 endif ! setting up mapping between A2 -> X if(lpet == 0) then sparseMatA2X(2)%factorList(1)=1 else sparseMatA2X(2)%factorList(2)=1 sparseMatA2X(2)%factorList(3)=1 endif ! factorIndexList ! setting up mapping between X -> B if(lpet == 0) then sparseMatX2B(1)%factorIndexList(1,1)=1 sparseMatX2B(1)%factorIndexList(1,2)=2 sparseMatX2B(1)%factorIndexList(1,3)=3 sparseMatX2B(1)%factorIndexList(1,4)=4 sparseMatX2B(1)%factorIndexList(1,5)=5 sparseMatX2B(1)%factorIndexList(1,6)=6 else sparseMatX2B(1)%factorIndexList(1,7)=7 sparseMatX2B(1)%factorIndexList(1,8)=8 sparseMatX2B(1)%factorIndexList(1,9)=9 sparseMatX2B(1)%factorIndexList(1,10)=10 sparseMatX2B(1)%factorIndexList(1,11)=11 sparseMatX2B(1)%factorIndexList(1,12)=12 endif if(lpet == 0) then sparseMatX2B(1)%factorIndexList(2,1)=1 sparseMatX2B(1)%factorIndexList(2,2)=1 sparseMatX2B(1)%factorIndexList(2,3)=2 sparseMatX2B(1)%factorIndexList(2,4)=1 sparseMatX2B(1)%factorIndexList(2,5)=1 sparseMatX2B(1)%factorIndexList(2,6)=2 else sparseMatX2B(1)%factorIndexList(2,7)=3 sparseMatX2B(1)%factorIndexList(2,8)=3 sparseMatX2B(1)%factorIndexList(2,9)=4 sparseMatX2B(1)%factorIndexList(2,10)=3 sparseMatX2B(1)%factorIndexList(2,11)=3 sparseMatX2B(1)%factorIndexList(2,12)=4 endif ! factorList ! setting up mapping between X -> B if(lpet == 0) then sparseMatX2B(1)%factorList(1)=4./9 sparseMatX2B(1)%factorList(2)=2./9 sparseMatX2B(1)%factorList(3)=2./3 sparseMatX2B(1)%factorList(4)=2./9 sparseMatX2B(1)%factorList(5)=1./9 sparseMatX2B(1)%factorList(6)=1./3 else sparseMatX2B(1)%factorList(7)=2./9 sparseMatX2B(1)%factorList(8)=1./9 sparseMatX2B(1)%factorList(9)=1./3 sparseMatX2B(1)%factorList(10)=4./9 sparseMatX2B(1)%factorList(11)=2./9 sparseMatX2B(1)%factorList(12)=2./3 endif ! set up destination areas to adjust weighted flux xgrid_area(1) = 1. xgrid_area(2) = 0.5 xgrid_area(3) = 0.5 xgrid_area(4) = 0.5 xgrid_area(5) = 0.25 xgrid_area(6) = 0.25 xgrid_area(7) = 0.5 xgrid_area(8) = 0.25 xgrid_area(9) = 0.25 xgrid_area(10) = 1. xgrid_area(11) = 0.5 xgrid_area(12) = 0.5 B_area(1,1) = 9./4 B_area(2,1) = 3./4 B_area(1,2) = 9./4 B_area(2,2) = 3./4 ! Finally ready to do an flux exchange from A side to B side xgrid = ESMF_XGridCreate(sideA, sideB, offline=.true., & area=xgrid_area, centroid=centroid, & sparseMatA2X=sparseMatA2X, sparseMatX2B=sparseMatX2B, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, ngridA=ngridA, ngridB=ngridB, & sideA=l_sideA, sideB=l_sideB, area=l_area, & centroid=l_centroid, distgridA=l_sideAdg, & distgridM = distgrid, sparseMatA2X=l_sparseMatA2X, & sparseMatX2B=l_sparseMatX2B, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, localDe=0, elementCount=eleCount, & exclusiveCount=ec, exclusiveLBound=elb, exclusiveUBound=eub, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, eleCount, elb, eub call ESMF_DistGridPrint(distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_DistGridPrint(l_sideAdg(i), rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_A, gridIndex=1, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_A, gridIndex=2, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, xgridSide=ESMF_XGRIDSIDE_B, gridIndex=1, & distgrid=distgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return field = ESMF_FieldCreate(xgrid, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(field, farrayPtr=xfarrayPtr, & exclusiveLBound=xlb, exclusiveUBound=xub, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return xfarrayPtr = 0.0 call ESMF_FieldPrint(field, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! setup and initialize src and dst Fields do i = 1, 2 srcField(i) = ESMF_FieldCreate(sideA(i), typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(srcField(i), farrayPtr=farrayPtr, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return farrayPtr = i enddo do i = 1, 1 dstField(i) = ESMF_FieldCreate(sideB(i), typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(dstField(i), farrayPtr=farrayPtr, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return farrayPtr = 0.0 enddo ! use field on Xgrid to do smm from src to dst transformation ! dst = W'*W*src print *, '- before SMM from A -> X' print *, xlb, xub, xfarrayPtr ! from A -> X do i = 1, 2 call ESMF_FieldRegridStore(xgrid, srcField(i), field, routehandle=rh_src2xgrid(i), & rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldRegrid(srcField(i), field, routehandle=rh_src2xgrid(i), & zeroregion=ESMF_REGION_SELECT, & checkflag=.TRUE.,& rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, '- SMM from A -> X' print *, xfarrayPtr enddo ! xfarrayPtr should be all 1. at this point ! To get the surface integral of flux on XGrid, adjust by dst area !do i = xlb(1), xub(1) ! xfarrayPtr(i) = xfarrayPtr(i) * xgrid_area(i) !enddo print *, '- after SMM from A -> X' print *, xfarrayPtr ! should be xgrid_area print *, '- B before SMM from X -> B' print *, farrayPtr ! should be 0. ! from X -> B do i = 1, 1 call ESMF_FieldRegridStore(xgrid, field, dstField(i), routehandle=rh_xgrid2dst(i), & rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldRegrid(field, dstField(i), routehandle=rh_xgrid2dst(i), & zeroregion=ESMF_REGION_SELECT, & checkflag=.TRUE.,& rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo print *, '- B after SMM from X -> B' print *, farrayPtr ! should be 1/B_area call ESMF_FieldDestroy(field, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = 1, 2 call ESMF_FieldDestroy(srcField(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(sideA(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo do i = 1, 1 call ESMF_FieldDestroy(dstField(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(sideB(i), rc = localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return enddo deallocate(sparseMatA2X(1)%factorIndexList, sparseMatA2X(1)%factorList) deallocate(sparseMatA2X(2)%factorIndexList, sparseMatA2X(2)%factorList) deallocate(sparseMatX2B(1)%factorIndexList, sparseMatX2B(1)%factorList) end subroutine test_regridxg !------------------------------------------------------------------------ ! in this test, side B grid only overlaps with half of the side A grid on ! the first PET subroutine test_regrid2xg_half(rc) integer, intent(out) :: rc type(ESMF_Grid) :: grid_atm, grid_ocn type(ESMF_Field) :: f_atm, f_ocn, f_xgrid real(ESMF_KIND_R8) :: atm_dx, atm_dy, ocn_dx, ocn_dy, startx, starty integer :: atm_nx, atm_ny, ocn_nx, ocn_ny integer :: localrc, npet, i, j, lpet real(ESMF_KIND_R8), pointer :: weights(:) integer(ESMF_KIND_I4), pointer :: indices(:,:) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) type(ESMF_XGrid) :: xgrid type(ESMF_XGridSpec) :: sparseMatA2X(1) integer :: gn(2) real(ESMF_KIND_R8), pointer :: atm(:,:), ocn(:,:), exf(:) type(ESMF_RouteHandle) :: rh type(ESMF_VM) :: vm localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return if(npet /= 2) return ! Grid constants atm_nx = 10 atm_ny = 10 atm_dx = 0.1 atm_dy = 0.1 ocn_nx = 4 ! change to 100 to force a match ocn_ny = 4 ! change to 100 to force a match ocn_dx = 0.1 ocn_dy = 0.1 !------------- ATM -------------- ! atm grid, horizontally decomposed grid_atm = ESMF_GridCreateNoPeriDim(maxIndex=(/atm_nx, atm_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! global indexing ! atm grid is not decomposed in the y direction !startx = lpet*atm_nx/npet*atm_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + atm_dx/2. + (i-1)*atm_dx enddo ! X corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*atm_dx enddo !print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX ! Y center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + atm_dy/2. + (i-1)*atm_dy enddo ! Y corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*atm_dy enddo !------------- OCN -------------- ! ocn grid, horizontally decomposed grid_ocn = ESMF_GridCreateNoPeriDim(maxIndex=(/ocn_nx, ocn_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! ocn grid is not decomposed in the y direction !startx = lpet*ocn_nx/npet*ocn_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + ocn_dx/2. + (i-1)*ocn_dx enddo ! X corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*ocn_dx enddo ! Y center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + ocn_dy/2. + (i-1)*ocn_dy enddo ! Y corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*ocn_dy enddo ! build Fields on the Grids f_atm = ESMF_FieldCreate(grid_atm, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return f_ocn = ESMF_FieldCreate(grid_ocn, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Call RegridStore here to compute SMM weights and indices call ESMF_FieldRegridStore(srcField=f_atm, dstField=f_ocn, & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & unmappedaction = ESMF_UNMAPPEDACTION_IGNORE, & indices=indices, weights=weights, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! make sure the numbers are consistent print *, lpet, 'weights: ', size(weights), '-', weights print *, lpet, 'indices: ', size(indices,1),'-', size(indices,2) do j = 1, size(indices,2) print *, indices(1,j), '->', indices(2,j) enddo call ESMF_VMAllReduce(vm, (/size(weights), size(indices,2) /), gn, 2, ESMF_REDUCE_SUM, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, gn(1), gn(2) if(gn(1) /= gn(2) .or. gn(1) /= ocn_nx*ocn_ny) then call ESMF_LogSetError(ESMF_RC_VAL_WRONG, ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc) return endif ! use the weights to generate an XGrid allocate(sparseMatA2X(1)%factorIndexList(size(indices,1), size(indices,2))) do i = 1, size(indices,1) do j = 1, size(indices,2) sparseMatA2X(1)%factorIndexList(i,j) = indices(i,j) enddo enddo sparseMatA2X(1)%factorList=>weights xgrid = ESMF_XGridCreate(sideA=(/grid_atm/), sideB=(/grid_ocn/), & offline=.true., & sparseMatA2X=sparseMatA2X, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! create a Field on the xgrid f_xgrid = ESMF_FieldCreate(xgrid=xgrid, TYPEKIND=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! regrid through the xgrid ! set up src flux call ESMF_FieldGet(f_atm, farrayPtr=atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(f_xgrid, farrayPtr=exf, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! compute regrid routehandle call ESMF_FieldRegridStore(xgrid, f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! execute regrid ! once area information is retrieved from mesh regrid store, then ! one can perform variable flux exchange and check flux conservation ! for now the src flux is a constant term, this results in const dst flux atm = 2. call ESMF_FieldRegrid(f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, lpet, 'flux on xgrid: ', exf ! clean up call ESMF_FieldDestroy(f_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return deallocate(sparseMatA2X(1)%factorIndexList) rc = ESMF_SUCCESS end subroutine test_regrid2xg_half !------------------------------------------------------------------------ ! in this test, side B grid's resolution is 10 timer higher than side A grid ! in this test, side B grid is contained in a single cell in side A grid subroutine test_regrid2xg_contain(rc) integer, intent(out) :: rc type(ESMF_Grid) :: grid_atm, grid_ocn type(ESMF_Field) :: f_atm, f_ocn, f_xgrid real(ESMF_KIND_R8) :: atm_dx, atm_dy, ocn_dx, ocn_dy, startx, starty integer :: atm_nx, atm_ny, ocn_nx, ocn_ny integer :: localrc, npet, i, j, lpet real(ESMF_KIND_R8), pointer :: weights(:) integer(ESMF_KIND_I4), pointer :: indices(:,:) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) type(ESMF_XGrid) :: xgrid type(ESMF_XGridSpec) :: sparseMatA2X(1) integer :: gn(2) real(ESMF_KIND_R8), pointer :: atm(:,:), ocn(:,:), exf(:) type(ESMF_RouteHandle) :: rh type(ESMF_VM) :: vm localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Grid constants atm_nx = 10 atm_ny = 10 atm_dx = 0.1 atm_dy = 0.1 ocn_nx = 8 ! change to 100 to force a match ocn_ny = 8 ! change to 100 to force a match ocn_dx = 0.01 ocn_dy = 0.01 !------------- ATM -------------- ! atm grid, horizontally decomposed grid_atm = ESMF_GridCreateNoPeriDim(maxIndex=(/atm_nx, atm_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! global indexing ! atm grid is not decomposed in the y direction !startx = lpet*atm_nx/npet*atm_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + atm_dx/2. + (i-1)*atm_dx enddo ! X corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*atm_dx enddo !print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX ! Y center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + atm_dy/2. + (i-1)*atm_dy enddo ! Y corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*atm_dy enddo !------------- OCN -------------- ! ocn grid, horizontally decomposed grid_ocn = ESMF_GridCreateNoPeriDim(maxIndex=(/ocn_nx, ocn_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! ocn grid is not decomposed in the y direction !startx = lpet*ocn_nx/npet*ocn_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + ocn_dx/2. + (i-1)*ocn_dx enddo ! X corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*ocn_dx enddo ! Y center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + ocn_dy/2. + (i-1)*ocn_dy enddo ! Y corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*ocn_dy enddo ! build Fields on the Grids f_atm = ESMF_FieldCreate(grid_atm, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return f_ocn = ESMF_FieldCreate(grid_ocn, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Call RegridStore here to compute SMM weights and indices call ESMF_FieldRegridStore(srcField=f_atm, dstField=f_ocn, & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & unmappedaction = ESMF_UNMAPPEDACTION_IGNORE, & indices=indices, weights=weights, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! make sure the numbers are consistent print *, lpet, 'weights: ', size(weights), '-', weights print *, lpet, 'indices: ', size(indices,1),'-', size(indices,2) do j = 1, size(indices,1) print *, indices(j,1), '->', indices(j,2) enddo call ESMF_VMAllReduce(vm, (/size(weights), size(indices,2) /), gn, 2, ESMF_REDUCE_SUM, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, gn(1), gn(2) if(gn(1) /= gn(2) .or. gn(1) /= ocn_nx*ocn_ny) then call ESMF_LogSetError(ESMF_RC_VAL_WRONG, ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc) return endif ! use the weights to generate an XGrid allocate(sparseMatA2X(1)%factorIndexList(size(indices,1), size(indices,2))) do i = 1, size(indices,1) do j = 1, size(indices,2) sparseMatA2X(1)%factorIndexList(i,j) = indices(i,j) enddo enddo sparseMatA2X(1)%factorList=>weights xgrid = ESMF_XGridCreate(sideA=(/grid_atm/), sideB=(/grid_ocn/), & offline=.true., & sparseMatA2X=sparseMatA2X, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! create a Field on the xgrid f_xgrid = ESMF_FieldCreate(xgrid=xgrid, TYPEKIND=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! regrid through the xgrid ! set up src flux call ESMF_FieldGet(f_atm, farrayPtr=atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(f_xgrid, farrayPtr=exf, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! compute regrid routehandle call ESMF_FieldRegridStore(xgrid, f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! execute regrid ! once area information is retrieved from mesh regrid store, then ! one can perform variable flux exchange and check flux conservation ! for now the src flux is a constant term, this results in const dst flux atm = 2. call ESMF_FieldRegrid(f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, lpet, 'flux on xgrid: ', exf ! clean up call ESMF_FieldDestroy(f_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return deallocate(sparseMatA2X(1)%factorIndexList) rc = ESMF_SUCCESS end subroutine test_regrid2xg_contain !------------------------------------------------------------------------ ! in this test, side B grid's resolution is 10 timer higher than side A grid subroutine test_regrid2xg_clip(rc) integer, intent(out) :: rc type(ESMF_Grid) :: grid_atm, grid_ocn type(ESMF_Field) :: f_atm, f_ocn, f_xgrid real(ESMF_KIND_R8) :: atm_dx, atm_dy, ocn_dx, ocn_dy, startx, starty integer :: atm_nx, atm_ny, ocn_nx, ocn_ny integer :: localrc, npet, i, j, lpet real(ESMF_KIND_R8), pointer :: weights(:) integer(ESMF_KIND_I4), pointer :: indices(:,:) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) type(ESMF_XGrid) :: xgrid type(ESMF_XGridSpec) :: sparseMatA2X(1) integer :: gn(2) real(ESMF_KIND_R8), pointer :: atm(:,:), ocn(:,:), exf(:) type(ESMF_RouteHandle) :: rh type(ESMF_VM) :: vm localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Grid constants atm_nx = 10 atm_ny = 10 atm_dx = 0.1 atm_dy = 0.1 ocn_nx = 80 ! change to 100 to force a match ocn_ny = 80 ! change to 100 to force a match ocn_dx = 0.01 ocn_dy = 0.01 !------------- ATM -------------- ! atm grid, horizontally decomposed grid_atm = ESMF_GridCreateNoPeriDim(maxIndex=(/atm_nx, atm_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! global indexing ! atm grid is not decomposed in the y direction !startx = lpet*atm_nx/npet*atm_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + atm_dx/2. + (i-1)*atm_dx enddo ! X corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*atm_dx enddo !print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX ! Y center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + atm_dy/2. + (i-1)*atm_dy enddo ! Y corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*atm_dy enddo !------------- OCN -------------- ! ocn grid, horizontally decomposed grid_ocn = ESMF_GridCreateNoPeriDim(maxIndex=(/ocn_nx, ocn_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! ocn grid is not decomposed in the y direction !startx = lpet*ocn_nx/npet*ocn_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + ocn_dx/2. + (i-1)*ocn_dx enddo ! X corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*ocn_dx enddo ! Y center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + ocn_dy/2. + (i-1)*ocn_dy enddo ! Y corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*ocn_dy enddo ! build Fields on the Grids f_atm = ESMF_FieldCreate(grid_atm, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return f_ocn = ESMF_FieldCreate(grid_ocn, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Call RegridStore here to compute SMM weights and indices call ESMF_FieldRegridStore(srcField=f_atm, dstField=f_ocn, & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & unmappedaction = ESMF_UNMAPPEDACTION_IGNORE, & indices=indices, weights=weights, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! make sure the numbers are consistent print *, lpet, 'weights: ', size(weights) print *, lpet, 'indices: ', size(indices,2) !do j = 1, size(indices,2) ! print *, indices(1,j), '->', indices(2,j) !enddo call ESMF_VMAllReduce(vm, (/size(weights), size(indices,2) /), gn, 2, ESMF_REDUCE_SUM, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, gn(1), gn(2) print *, lpet, 'src idx range: ', minval(indices(1,:)), maxval(indices(1,:)) print *, lpet, 'dst idx range: ', minval(indices(2,:)), maxval(indices(2,:)) !if(gn(1) /= gn(2) .or. gn(1) /= ocn_nx*ocn_ny) then ! call ESMF_LogSetError(ESMF_RC_VAL_WRONG, ESMF_ERR_PASSTHRU, & ! ESMF_CONTEXT, rcToReturn=rc) ! return !endif ! use the weights to generate an XGrid allocate(sparseMatA2X(1)%factorIndexList(size(indices,1), size(indices,2))) do i = 1, size(indices,1) do j = 1, size(indices,2) sparseMatA2X(1)%factorIndexList(i,j) = indices(i,j) enddo enddo sparseMatA2X(1)%factorList=>weights xgrid = ESMF_XGridCreate(sideA=(/grid_atm/), sideB=(/grid_ocn/), & offline=.true., & sparseMatA2X=sparseMatA2X, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! create a Field on the xgrid f_xgrid = ESMF_FieldCreate(xgrid=xgrid, TYPEKIND=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! regrid through the xgrid ! set up src flux call ESMF_FieldGet(f_atm, farrayPtr=atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(f_xgrid, farrayPtr=exf, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! compute regrid routehandle call ESMF_FieldRegridStore(xgrid, f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! execute regrid ! once area information is retrieved from mesh regrid store, then ! one can perform variable flux exchange and check flux conservation ! for now the src flux is a constant term, this results in const dst flux atm = 2. call ESMF_FieldRegrid(f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return !print *, lpet, 'flux on xgrid: ', exf ! clean up call ESMF_FieldDestroy(f_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return deallocate(sparseMatA2X(1)%factorIndexList) rc = ESMF_SUCCESS end subroutine test_regrid2xg_clip !------------------------------------------------------------------------ subroutine test_regrid2xg(atm_nx, atm_ny, ocn_nx, ocn_ny, atm_dx, atm_dy, & ocn_dx, ocn_dy, rc) ! arguments integer, intent(in) :: atm_nx, atm_ny, ocn_nx, ocn_ny real(ESMF_KIND_R4), intent(in) :: atm_dx, atm_dy, ocn_dx, ocn_dy integer, intent(out) :: rc ! local variables type(ESMF_Grid) :: grid_atm, grid_ocn type(ESMF_Field) :: f_atm, f_ocn, f_xgrid real(ESMF_KIND_R8) :: startx, starty integer :: localrc, npet, i, j, lpet real(ESMF_KIND_R8), pointer :: weights(:) integer(ESMF_KIND_I4), pointer :: indices(:,:) real(ESMF_KIND_R8), pointer :: coordX(:), coordY(:) type(ESMF_XGrid) :: xgrid type(ESMF_XGridSpec) :: sparseMatA2X(1) integer :: gn(2), simax, dimax real(ESMF_KIND_R8), pointer :: atm(:,:), ocn(:,:), exf(:) type(ESMF_RouteHandle) :: rh type(ESMF_DistGrid) :: distgridM type(ESMF_Field) :: fa_atm, fa_ocn, fa_xgrid type(ESMF_Field) :: aa_atm, aa_ocn, aa_xgrid type(ESMF_Mesh) :: mesh_atm, mesh_ocn, mesh_xgrid type(ESMF_VM) :: vm localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Grid constants ! These are input arguments from upper level now !atm_nx = 10 !atm_ny = 10 !atm_dx = 0.1 !atm_dy = 0.1 !ocn_nx = 14 ! change to 100 to force a match !ocn_ny = 14 ! change to 100 to force a match !ocn_dx = 0.06 !ocn_dy = 0.06 !------------- ATM -------------- ! atm grid, horizontally decomposed grid_atm = ESMF_GridCreateNoPeriDim(maxIndex=(/atm_nx, atm_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! global indexing ! atm grid is not decomposed in the y direction !startx = lpet*atm_nx/npet*atm_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + atm_dx/2. + (i-1)*atm_dx enddo ! X corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*atm_dx enddo !print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX ! Y center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + atm_dy/2. + (i-1)*atm_dy enddo ! Y corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*atm_dy enddo !------------- OCN -------------- ! ocn grid, horizontally decomposed grid_ocn = ESMF_GridCreateNoPeriDim(maxIndex=(/ocn_nx, ocn_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,0/), & regDecomp=(/npet, 1/), & coordDep1=(/1/), & coordDep2=(/2/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! ocn grid is not decomposed in the y direction !startx = lpet*ocn_nx/npet*ocn_dx startx = 0. starty = 0. ! compute coord ! X center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + ocn_dx/2. + (i-1)*ocn_dx enddo ! X corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) coordX(i) = startx + (i-1)*ocn_dx enddo ! Y center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + ocn_dy/2. + (i-1)*ocn_dy enddo ! Y corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordY,1), ubound(coordY,1) coordY(i) = starty + (i-1)*ocn_dy enddo ! build Fields on the Grids f_atm = ESMF_FieldCreate(grid_atm, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return f_ocn = ESMF_FieldCreate(grid_ocn, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Call RegridStore here to compute SMM weights and indices call ESMF_FieldRegridStore(srcField=f_atm, dstField=f_ocn, & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & unmappedaction = ESMF_UNMAPPEDACTION_IGNORE, & indices=indices, weights=weights, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! make sure the numbers are consistent print *, lpet, size(weights), '-', weights print *, lpet, size(indices,1),'-', size(indices,2) do j = 1, size(indices,2) print *, indices(1,j), '->', indices(2,j) enddo simax = maxval(indices(1,:)) dimax = maxval(indices(2,:)) call ESMF_VMAllReduce(vm, (/ simax, dimax /), gn, 2, ESMF_REDUCE_MAX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, gn(1), gn(2) if(gn(2) /= ocn_nx*ocn_ny) then call ESMF_LogSetError(ESMF_RC_VAL_WRONG, ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc) return endif ! analyze the returned the weights based on area information ! use the weights to generate an XGrid allocate(sparseMatA2X(1)%factorIndexList(size(indices,1), size(indices,2))) do i = 1, size(indices,1) do j = 1, size(indices,2) sparseMatA2X(1)%factorIndexList(i,j) = indices(i,j) enddo enddo sparseMatA2X(1)%factorList=>weights xgrid = ESMF_XGridCreate(sideA=(/grid_atm/), sideB=(/grid_ocn/), & offline=.true., & sparseMatA2X=sparseMatA2X, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridGet(xgrid, distgridM=distgridM, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_DistGridPrint(distgridM, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! create a Field on the xgrid f_xgrid = ESMF_FieldCreate(xgrid=xgrid, TYPEKIND=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! regrid through the xgrid ! set up src flux call ESMF_FieldGet(f_atm, farrayPtr=atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldGet(f_xgrid, farrayPtr=exf, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! compute regrid routehandle call ESMF_FieldRegridStore(xgrid, f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! execute regrid ! once area information is retrieved from mesh regrid store, then ! one can perform variable flux exchange and check flux conservation ! for now the src flux is a constant term, this results in const dst flux atm = 2. call ESMF_FieldRegrid(f_atm, f_xgrid, routehandle=rh, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, lpet, exf ! clean up call ESMF_FieldDestroy(f_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_XGridDestroy(xgrid, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return deallocate(sparseMatA2X(1)%factorIndexList) rc = ESMF_SUCCESS end subroutine test_regrid2xg !------------------------------------------------------------------------ subroutine test_regrid2xgSph(rc) integer, intent(out) :: rc type(ESMF_Grid) :: grid_atm, grid_ocn type(ESMF_Field) :: f_atm, f_ocn type(ESMF_XGrid) :: xgrid real(ESMF_KIND_R8) :: atm_dx, atm_dy, ocn_dx, ocn_dy, startx, starty real(ESMF_KIND_R8) :: atm_sx, atm_sy, ocn_sx, ocn_sy integer :: atm_nx, atm_ny, ocn_nx, ocn_ny integer :: localrc, npet, i, j, lpet real(ESMF_KIND_R8), pointer :: weights(:) integer(ESMF_KIND_I4), pointer :: indices(:,:) real(ESMF_KIND_R8), pointer :: coordX(:,:), coordY(:,:) type(ESMF_Grid) :: sideA(1), sideB(1) type(ESMF_XGridSpec) :: A2X(1) type(ESMF_VM) :: vm localrc = ESMF_SUCCESS call ESMF_VMGetCurrent(vm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_VMGet(vm, petCount=npet, localPet=lpet, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Grid constants ! Atmosphere covers the area (-165,30) - (-15, 50) ! North Pacific Ocean covers (-165,30) - (-120, 50) ! Running the Grids from NW corner to SE corner, ! change the starting Y coord and dy ! ! 1 degree atmosphere, 1 degree ocean atm_nx = 5 atm_ny = 20 atm_dx = 2. atm_dy = 1. ocn_nx = 5 ocn_ny = 20 ocn_dx = 1. ocn_dy = 1. atm_sx = -165. atm_sy = 30. ocn_sx = -165. ocn_sy = 30. !------------- ATM -------------- ! atm grid, horizontally decomposed grid_atm = ESMF_GridCreateNoPeriDim(maxIndex=(/atm_nx, atm_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,1/), & regDecomp=(/npet, 1/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_atm, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! global indexing ! atm grid is not decomposed in the y direction !startx = lpet*atm_nx/npet*atm_dx startx = atm_sx starty = atm_sy ! compute coord ! X center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Y center call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) do j = lbound(coordX, 2), ubound(coordX, 2) coordX(i,j) = startx + atm_dx/2. + (i-1)*atm_dx coordY(i,j) = starty + atm_dy/2. + (j-1)*atm_dy enddo enddo print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX(:,1), coordX(1,:) ! X corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Y corner call ESMF_GridGetCoord(grid_atm, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) do j = lbound(coordX, 2), ubound(coordX, 2) coordX(i,j) = startx + (i-1)*atm_dx coordY(i,j) = starty + (j-1)*atm_dy enddo enddo !------------- OCN -------------- ! ocn grid, horizontally decomposed grid_ocn = ESMF_GridCreateNoPeriDim(maxIndex=(/ocn_nx, ocn_ny/), & indexflag=ESMF_INDEX_GLOBAL, & !gridEdgeLWidth=(/0,0/), gridEdgeUWidth=(/0,1/), & regDecomp=(/npet, 1/), & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CENTER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridAddCoord(grid_ocn, staggerloc=ESMF_STAGGERLOC_CORNER, & rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! ocn grid is not decomposed in the y direction !startx = lpet*ocn_nx/npet*ocn_dx startx = ocn_sx starty = ocn_sy ! compute coord ! X center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Y center call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CENTER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) do j = lbound(coordX, 2), ubound(coordX, 2) coordX(i,j) = startx + ocn_dx/2. + (i-1)*ocn_dx coordY(i,j) = starty + ocn_dy/2. + (j-1)*ocn_dy enddo enddo print *, 'startx: ', startx, lbound(coordX, 1), 'coordX: ', coordX(:,1), coordX(1,:) ! X corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=1, farrayPtr=coordX, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Y corner call ESMF_GridGetCoord(grid_ocn, localDE=0, staggerLoc=ESMF_STAGGERLOC_CORNER, & coordDim=2, farrayPtr=coordY, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return do i = lbound(coordX,1), ubound(coordX,1) do j = lbound(coordX, 2), ubound(coordX, 2) coordX(i,j) = startx + (i-1)*ocn_dx coordY(i,j) = starty + (j-1)*ocn_dy enddo enddo ! build Fields on the Grids f_atm = ESMF_FieldCreate(grid_atm, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return f_ocn = ESMF_FieldCreate(grid_ocn, typekind=ESMF_TYPEKIND_R8, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! Call RegridStore here to compute SMM weights and indices call ESMF_FieldRegridStore(srcField=f_atm, dstField=f_ocn, & regridmethod=ESMF_REGRIDMETHOD_CONSERVE, & unmappedaction = ESMF_UNMAPPEDACTION_IGNORE, & indices=indices, weights=weights, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return ! clean up call ESMF_FieldDestroy(f_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_FieldDestroy(f_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_atm, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return call ESMF_GridDestroy(grid_ocn, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return print *, lpet, '-', associated(weights), '-', size(weights), '-', weights print *, lpet, '-', associated(indices), '-', size(indices),'-', indices sideA(1) = grid_ocn sideB(1) = grid_atm A2X(1)%factorIndexList = indices A2X(1)%factorList = weights xgrid = ESMF_XGridCreate(sideA, sideB, & offline=.true., sparseMatA2X=A2X, rc=localrc) if (ESMF_LogFoundError(localrc, & ESMF_ERR_PASSTHRU, & ESMF_CONTEXT, rcToReturn=rc)) return rc = ESMF_SUCCESS end subroutine test_regrid2xgSph end program ESMF_FieldRegridXGUTest