user_init Subroutine

    subroutine user_init(comp, importState, exportState, clock, rc)
      type(ESMF_CplComp) :: comp
      type(ESMF_State) :: importState, exportState
      type(ESMF_Clock) :: clock
      integer, intent(out) :: rc

      ! Local variables
      integer :: localPET, petCount
      type(ESMF_Field) :: srcField,dstField
      type(ESMF_VM) :: vm

      rc = ESMF_SUCCESS

      ! Need to reconcile import and export states
      call ESMF_CplCompGet(comp, vm=vm, rc=rc)
      if (rc/=ESMF_SUCCESS) return ! bail out

      call ESMF_VMGet(vm, localPet=localPet, petCount=petCount, rc=rc)
      if(rc/=ESMF_SUCCESS) return

      write(*,*) localPET,"User Coupler Init Start"

      call ESMF_StateReconcile(importState, vm=vm, rc=rc)
      if (rc/=ESMF_SUCCESS) return ! bail out

      write(*,*) localPET,"User Coupler After Import Reconcile"

      call ESMF_StateReconcile(exportState, vm=vm, rc=rc)
      if (rc/=ESMF_SUCCESS) return ! bail out

      write(*,*) localPET,"User Coupler After Export Reconcile"

      ! Get input data
      call ESMF_StateGet(importState, "src", srcField, rc=rc)
      if(rc/=ESMF_SUCCESS) return

      ! Get location of output data
      call ESMF_StateGet(exportState, "dst", dstField, rc=rc)
      if(rc/=ESMF_SUCCESS) return

      ! These are fields on different Grids - call RegridStore to set
      ! up the Regrid structure
      call ESMF_FieldRegridStore(srcField=srcField, dstField=dstField, &
                                 routeHandle=routehandle, &
                                 regridmethod=ESMF_REGRIDMETHOD_BILINEAR, &
                                 rc=rc)
      if(rc/=ESMF_SUCCESS) return


      write(*,*) localPET,"User Coupler Init End"
   
    end subroutine user_init