! $Id: user_model1.F90,v 1.8 2011/06/30 06:01:17 theurich Exp $ ! ! Example/test code which shows User Component calls. !------------------------------------------------------------------------- !------------------------------------------------------------------------- !BOP ! ! !DESCRIPTION: ! User-supplied Component, most recent interface revision. ! ! !\begin{verbatim} module user_model1 ! ESMF Framework module use ESMF implicit none public userm1_register contains !------------------------------------------------------------------------- ! ! The Register routine sets the subroutines to be called ! ! as the init, run, and finalize routines. Note that these are ! ! private to the module. subroutine userm1_register(comp, rc) type(ESMF_GridComp) :: comp integer, intent(out) :: rc rc = ESMF_SUCCESS print *, "in user register routine" ! Register the callback routines. call ESMF_GridCompSetEntryPoint(comp, ESMF_METHOD_INITIALIZE, user_init, rc=rc) if(rc/=ESMF_SUCCESS) return call ESMF_GridCompSetEntryPoint(comp, ESMF_METHOD_RUN, user_run, rc=rc) if(rc/=ESMF_SUCCESS) return call ESMF_GridCompSetEntryPoint(comp, ESMF_METHOD_FINALIZE, user_final, rc=rc) if(rc/=ESMF_SUCCESS) return print *, "Registered Initialize, Run, and Finalize routines" end subroutine !------------------------------------------------------------------------- ! ! User Comp Component created by higher level calls, here is the ! ! Initialization routine. subroutine user_init(comp, importState, exportState, clock, rc) type(ESMF_GridComp) :: comp type(ESMF_State) :: importState, exportState type(ESMF_Clock) :: clock integer, intent(out) :: rc ! Local variables type(ESMF_Field) :: srcField type(ESMF_VM) :: vm type(ESMF_Mesh) :: srcMesh type(ESMF_ArraySpec) :: arrayspec integer :: petCount, localPet, localrc real(ESMF_KIND_R8), pointer :: fptr1D(:) integer, pointer :: nodeIds(:),nodeOwners(:) real(ESMF_KIND_R8), pointer :: nodeCoords(:) integer, pointer :: elemIds(:),elemTypes(:),elemConn(:) integer :: numNodes, numElems integer :: numQuadElems,numTriElems, numTotElems integer :: i real(ESMF_KIND_R8) :: x,y integer :: spatialDim, numOwnedNodes real(ESMF_KIND_R8), pointer :: ownedNodeCoords(:) ! Query component for VM and create a layout with the right breakdown call ESMF_GridCompGet(comp, vm=vm, rc=rc) if(rc/=ESMF_SUCCESS) return call ESMF_VMGet(vm, localPet=localPet, petCount=petCount, rc=rc) if(rc/=ESMF_SUCCESS) return rc = ESMF_SUCCESS !!!!!! Setup source Mesh !!!!!!!!! ! Set number of nodes numNodes=9 ! Allocate and fill the node id array. allocate(nodeIds(numNodes)) nodeIds=(/1,2,3,4,5,6,7,8,9/) ! Allocate and fill node coordinate array. ! Since this is a 2D Mesh the size is 2x the ! number of nodes. allocate(nodeCoords(2*numNodes)) nodeCoords=(/0.0,0.0, & ! node id 1 1.0,0.0, & ! node id 2 2.0,0.0, & ! node id 3 0.0,1.0, & ! node id 4 1.0,1.0, & ! node id 5 2.0,1.0, & ! node id 6 0.0,2.0, & ! node id 7 1.0,2.0, & ! node id 8 2.0,2.0 /) ! node id 9 ! Allocate and fill the node owner array. ! Since this Mesh is all on PET 0, it's just set to all 0. allocate(nodeOwners(numNodes)) nodeOwners=0 ! everything on PET 0 ! Set the number of each type of element, plus the total number. numQuadElems=3 numTriElems=2 numTotElems=numQuadElems+numTriElems ! Allocate and fill the element id array. allocate(elemIds(numTotElems)) elemIds=(/1,2,3,4,5/) ! Allocate and fill the element topology type array. allocate(elemTypes(numTotElems)) elemTypes=(/ESMF_MESHELEMTYPE_QUAD, & ! elem id 1 ESMF_MESHELEMTYPE_TRI, & ! elem id 2 ESMF_MESHELEMTYPE_TRI, & ! elem id 3 ESMF_MESHELEMTYPE_QUAD, & ! elem id 4 ESMF_MESHELEMTYPE_QUAD/) ! elem id 5 ! Allocate and fill the element connection type array. ! Note that entries in this array refer to the ! positions in the nodeIds, etc. arrays and that ! the order and number of entries for each element ! reflects that given in the Mesh options ! section for the corresponding entry ! in the elemTypes array. allocate(elemConn(4*numQuadElems+3*numTriElems)) elemConn=(/1,2,5,4, & ! elem id 1 2,3,5, & ! elem id 2 3,6,5, & ! elem id 3 4,5,8,7, & ! elem id 4 5,6,9,8/) ! elem id 5 ! Create Mesh structure in 1 step srcMesh=ESMF_MeshCreate(parametricDim=2,spatialDim=2, & nodeIds=nodeIds, nodeCoords=nodeCoords, & nodeOwners=nodeOwners, elementIds=elemIds,& elementTypes=elemTypes, elementConn=elemConn, rc=localrc) if (localrc /=ESMF_SUCCESS) then rc=ESMF_FAILURE return endif ! Create source field call ESMF_ArraySpecSet(arrayspec, 1, ESMF_TYPEKIND_R8, rc=rc) srcField = ESMF_FieldCreate(srcMesh, arrayspec, & name="src", rc=localrc) if (localrc /=ESMF_SUCCESS) then rc=ESMF_FAILURE return endif ! Load test data into the source Field ! Should only be 1 localDE call ESMF_FieldGet(srcField, 0, fptr1D, rc=localrc) if (localrc /=ESMF_SUCCESS) then rc=ESMF_FAILURE return endif ! Get number of local nodes to allocate space ! to hold local node coords call ESMF_MeshGet(srcMesh, numOwnedNodes=numOwnedNodes, & rc=rc) ! Allocate space to hold local node coordinates ! (spatial dimension of Mesh*number of local nodes) allocate(ownedNodeCoords(2*numOwnedNodes)) ! Get local node coordinates call ESMF_MeshGet(srcMesh, & ownedNodeCoords=ownedNodeCoords, rc=rc) ! Set the source Field to the function 20.0+x+y do i=1,numOwnedNodes ! Get coordinates x=ownedNodeCoords(2*i-1) y=ownedNodeCoords(2*i) ! Set source function fptr1D(i) = 20.0+x+y enddo ! deallocate node data deallocate(nodeIds) deallocate(nodeCoords) deallocate(nodeOwners) ! deallocate elem data deallocate(elemIds) deallocate(elemTypes) deallocate(elemConn) ! deallocate space to hold local node coordinates deallocate(ownedNodeCoords) ! Add Field to State call ESMF_StateAdd(exportState, (/srcField/), rc=rc) if (rc .ne. ESMF_SUCCESS) return ! call ESMF_StatePrint(exportState, rc=rc) end subroutine user_init !------------------------------------------------------------------------- ! ! The Run routine where data is computed. ! ! subroutine user_run(comp, importState, exportState, clock, rc) type(ESMF_GridComp) :: comp type(ESMF_State) :: importState, exportState type(ESMF_Clock) :: clock integer, intent(out) :: rc ! Local variables type(ESMF_Field) :: humidity type(ESMF_grid) :: grid real(ESMF_KIND_R8) :: pi real(ESMF_KIND_R8), dimension(:,:), pointer :: idata, coordX, coordY integer :: i, j, i1, j1 rc = ESMF_SUCCESS print *, "User Comp Run starting" print *, "User Comp Run returning" end subroutine user_run !------------------------------------------------------------------------- ! ! The Finalization routine where things are deleted and cleaned up. ! ! subroutine user_final(comp, importState, exportState, clock, rc) type(ESMF_GridComp) :: comp type(ESMF_State) :: importState, exportState type(ESMF_Clock) :: clock integer, intent(out) :: rc ! Local variables type(ESMF_Field) :: srcField type(ESMF_Mesh) :: srcMesh rc = ESMF_SUCCESS print *, "User Comp Final starting" ! garbage collection call ESMF_StateGet(exportState, "src", srcField, rc=rc) if (rc .ne. ESMF_SUCCESS) return call ESMF_FieldGet(srcField, mesh=srcMesh, rc=rc) if (rc .ne. ESMF_SUCCESS) return call ESMF_FieldDestroy(srcField, rc=rc) if (rc .ne. ESMF_SUCCESS) return call ESMF_MeshDestroy(srcMesh, rc=rc) if (rc .ne. ESMF_SUCCESS) return print *, "User Comp Final returning" end subroutine user_final end module user_model1 !\end{verbatim}