!> @file coriolis.f90 !--------------------------------------------------------------------------------! ! This file is part of PALM. ! ! PALM is free software: you can redistribute it and/or modify it under the terms ! of the GNU General Public License as published by the Free Software Foundation, ! either version 3 of the License, or (at your option) any later version. ! ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. ! ! You should have received a copy of the GNU General Public License along with ! PALM. If not, see . ! ! Copyright 1997-2016 Leibniz Universitaet Hannover !--------------------------------------------------------------------------------! ! ! Current revisions: ! ----------------- ! ! ! Former revisions: ! ----------------- ! $Id: coriolis.f90 1818 2016-04-06 15:53:27Z gronemeier $ ! ! 1682 2015-10-07 23:56:08Z knoop ! Code annotations made doxygen readable ! ! 1353 2014-04-08 15:21:23Z heinze ! REAL constants provided with KIND-attribute ! ! 1320 2014-03-20 08:40:49Z raasch ! ONLY-attribute added to USE-statements, ! kind-parameters added to all INTEGER and REAL declaration statements, ! kinds are defined in new module kinds, ! revision history before 2012 removed, ! comment fields (!:) to be used for variable explanations added to ! all variable declaration statements ! ! 1257 2013-11-08 15:18:40Z raasch ! openacc loop and loop vector clauses removed ! ! 1128 2013-04-12 06:19:32Z raasch ! loop index bounds in accelerator version replaced by i_left, i_right, j_south, ! j_north ! ! 1036 2012-10-22 13:43:42Z raasch ! code put under GPL (PALM 3.9) ! ! 1015 2012-09-27 09:23:24Z raasch ! accelerator version (*_acc) added ! ! Revision 1.1 1997/08/29 08:57:38 raasch ! Initial revision ! ! ! Description: ! ------------ !> Computation of all Coriolis terms in the equations of motion. !------------------------------------------------------------------------------! MODULE coriolis_mod PRIVATE PUBLIC coriolis, coriolis_acc INTERFACE coriolis MODULE PROCEDURE coriolis MODULE PROCEDURE coriolis_ij END INTERFACE coriolis INTERFACE coriolis_acc MODULE PROCEDURE coriolis_acc END INTERFACE coriolis_acc CONTAINS !------------------------------------------------------------------------------! ! Description: ! ------------ !> Call for all grid points !------------------------------------------------------------------------------! SUBROUTINE coriolis( component ) USE arrays_3d, & ONLY: tend, u, ug, v, vg, w USE control_parameters, & ONLY: f, fs, message_string USE indices, & ONLY: nxl, nxlu, nxr, nyn, nys, nysv, nzb_u_inner, nzb_v_inner, & nzb_w_inner, nzt USE kinds IMPLICIT NONE INTEGER(iwp) :: component !< INTEGER(iwp) :: i !< INTEGER(iwp) :: j !< INTEGER(iwp) :: k !< ! !-- Compute Coriolis terms for the three velocity components SELECT CASE ( component ) ! !-- u-component CASE ( 1 ) DO i = nxlu, nxr DO j = nys, nyn DO k = nzb_u_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + f * ( 0.25_wp * & ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & v(k,j+1,i) ) - vg(k) ) & - fs * ( 0.25_wp * & ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & w(k,j,i) ) & ) ENDDO ENDDO ENDDO ! !-- v-component CASE ( 2 ) DO i = nxl, nxr DO j = nysv, nyn DO k = nzb_v_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) - f * ( 0.25_wp * & ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & u(k,j,i+1) ) - ug(k) ) ENDDO ENDDO ENDDO ! !-- w-component CASE ( 3 ) DO i = nxl, nxr DO j = nys, nyn DO k = nzb_w_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + fs * 0.25_wp * & ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & u(k+1,j,i+1) ) ENDDO ENDDO ENDDO CASE DEFAULT WRITE( message_string, * ) ' wrong component: ', component CALL message( 'coriolis', 'PA0173', 1, 2, 0, 6, 0 ) END SELECT END SUBROUTINE coriolis !------------------------------------------------------------------------------! ! Description: ! ------------ !> Call for all grid points - accelerator version !------------------------------------------------------------------------------! SUBROUTINE coriolis_acc( component ) USE arrays_3d, & ONLY: tend, u, ug, v, vg, w USE control_parameters, & ONLY: f, fs, message_string USE indices, & ONLY: i_left, i_right, j_north, j_south, nzb_u_inner, & nzb_v_inner, nzb_w_inner, nzt USE kinds IMPLICIT NONE INTEGER(iwp) :: component !< INTEGER(iwp) :: i !< INTEGER(iwp) :: j !< INTEGER(iwp) :: k !< ! !-- Compute Coriolis terms for the three velocity components SELECT CASE ( component ) ! !-- u-component CASE ( 1 ) !$acc kernels present( nzb_u_inner, tend, v, vg, w ) DO i = i_left, i_right DO j = j_south, j_north DO k = 1, nzt IF ( k > nzb_u_inner(j,i) ) THEN tend(k,j,i) = tend(k,j,i) + f * ( 0.25_wp * & ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & v(k,j+1,i) ) - vg(k) ) & - fs * ( 0.25_wp * & ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) & + w(k,j,i) ) & ) ENDIF ENDDO ENDDO ENDDO !$acc end kernels ! !-- v-component CASE ( 2 ) !$acc kernels present( nzb_v_inner, tend, u, ug ) DO i = i_left, i_right DO j = j_south, j_north DO k = 1, nzt IF ( k > nzb_v_inner(j,i) ) THEN tend(k,j,i) = tend(k,j,i) - f * ( 0.25_wp * & ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & u(k,j,i+1) ) - ug(k) ) ENDIF ENDDO ENDDO ENDDO !$acc end kernels ! !-- w-component CASE ( 3 ) !$acc kernels present( nzb_w_inner, tend, u ) DO i = i_left, i_right DO j = j_south, j_north DO k = 1, nzt IF ( k > nzb_w_inner(j,i) ) THEN tend(k,j,i) = tend(k,j,i) + fs * 0.25_wp * & ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & u(k+1,j,i+1) ) ENDIF ENDDO ENDDO ENDDO !$acc end kernels CASE DEFAULT WRITE( message_string, * ) ' wrong component: ', component CALL message( 'coriolis', 'PA0173', 1, 2, 0, 6, 0 ) END SELECT END SUBROUTINE coriolis_acc !------------------------------------------------------------------------------! ! Description: ! ------------ !> Call for grid point i,j !------------------------------------------------------------------------------! SUBROUTINE coriolis_ij( i, j, component ) USE arrays_3d, & ONLY: tend, u, ug, v, vg, w USE control_parameters, & ONLY: f, fs, message_string USE indices, & ONLY: nzb_u_inner, nzb_v_inner, nzb_w_inner, nzt USE kinds IMPLICIT NONE INTEGER(iwp) :: component !< INTEGER(iwp) :: i !< INTEGER(iwp) :: j !< INTEGER(iwp) :: k !< ! !-- Compute Coriolis terms for the three velocity components SELECT CASE ( component ) ! !-- u-component CASE ( 1 ) DO k = nzb_u_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + f * ( 0.25_wp * & ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & v(k,j+1,i) ) - vg(k) ) & - fs * ( 0.25_wp * & ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & w(k,j,i) ) ) ENDDO ! !-- v-component CASE ( 2 ) DO k = nzb_v_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) - f * ( 0.25_wp * & ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & u(k,j,i+1) ) - ug(k) ) ENDDO ! !-- w-component CASE ( 3 ) DO k = nzb_w_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + fs * 0.25_wp * & ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & u(k+1,j,i+1) ) ENDDO CASE DEFAULT WRITE( message_string, * ) ' wrong component: ', component CALL message( 'coriolis', 'PA0173', 1, 2, 0, 6, 0 ) END SELECT END SUBROUTINE coriolis_ij END MODULE coriolis_mod