1 | MODULE compute_pvort_only_mod |
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2 | USE grid_param, ONLY : llm |
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3 | IMPLICIT NONE |
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4 | PRIVATE |
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5 | |
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6 | #include "../unstructured/unstructured.h90" |
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7 | |
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8 | PUBLIC :: compute_pvort_only_hex, compute_pvort_only_unst |
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9 | |
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10 | CONTAINS |
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11 | |
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12 | #if BEGIN_DYSL |
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13 | |
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14 | KERNEL(pvort_only) |
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15 | FORALL_CELLS_EXT() |
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16 | ON_DUAL |
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17 | etav = 0.d0 |
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18 | FORALL_EDGES |
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19 | etav = etav + SIGN*u(EDGE) |
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20 | END_BLOCK |
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21 | hv=0. |
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22 | FORALL_VERTICES |
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23 | hv = hv + RIV2*rhodz(VERTEX) |
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24 | END_BLOCK |
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25 | qv(DUAL_CELL) = (etav + FV*AV )/(hv*AV) |
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26 | END_BLOCK |
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27 | END_BLOCK |
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28 | |
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29 | FORALL_CELLS() |
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30 | ON_EDGES |
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31 | qu(EDGE)=0.5d0*(qv(VERTEX1)+qv(VERTEX2)) |
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32 | END_BLOCK |
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33 | END_BLOCK |
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34 | END_BLOCK |
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35 | |
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36 | #endif END_DYSL |
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37 | |
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38 | SUBROUTINE compute_pvort_only_unst(u,rhodz,qu,qv, hv_) |
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39 | USE ISO_C_BINDING, only : C_DOUBLE, C_FLOAT |
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40 | USE data_unstructured_mod, ONLY : enter_trace, exit_trace, & |
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41 | id_pvort_only, primal_num, dual_num, edge_num, & |
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42 | dual_deg, dual_edge, dual_ne, dual_vertex, up, down, Av, fv, Riv2 |
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43 | FIELD_MASS :: rhodz |
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44 | FIELD_U :: u,qu |
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45 | FIELD_Z :: qv, hv_ |
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46 | DECLARE_INDICES |
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47 | DECLARE_EDGES |
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48 | DECLARE_VERTICES |
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49 | NUM :: etav, hv |
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50 | START_TRACE(id_pvort_only, 1,1,2) ! primal, dual, edge |
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51 | #include "../kernels_unst/pvort_only.k90" |
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52 | STOP_TRACE |
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53 | END SUBROUTINE compute_pvort_only_unst |
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54 | |
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55 | SUBROUTINE compute_pvort_only_hex(u,rhodz,qu,qv,hv_) |
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56 | USE icosa |
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57 | USE trace, ONLY : trace_start, trace_end |
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58 | USE caldyn_vars_mod, ONLY : dysl_pvort_only |
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59 | USE omp_para, ONLY : ll_begin, ll_end |
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60 | REAL(rstd),INTENT(IN) :: u(iim*3*jjm,llm) |
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61 | REAL(rstd),INTENT(INOUT) :: rhodz(iim*jjm,llm) |
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62 | REAL(rstd),INTENT(OUT) :: qu(iim*3*jjm,llm) |
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63 | REAL(rstd),INTENT(OUT) :: qv(iim*2*jjm,llm) |
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64 | REAL(rstd),INTENT(OUT) :: hv_(iim*2*jjm,llm) |
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65 | |
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66 | INTEGER :: ij,l |
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67 | REAL(rstd) :: etav,hv,radius_m2 |
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68 | |
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69 | CALL trace_start("compute_pvort_only") |
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70 | !!! Compute shallow-water potential vorticity |
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71 | IF(dysl_pvort_only) THEN |
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72 | #include "../kernels_hex/pvort_only.k90" |
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73 | ELSE |
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74 | |
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75 | radius_m2=radius**(-2) |
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76 | DO l = ll_begin,ll_end |
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77 | !DIR$ SIMD |
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78 | DO ij=ij_begin_ext,ij_end_ext |
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79 | etav= 1./Av(ij+z_up)*( ne_rup * u(ij+u_rup,l) & |
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80 | + ne_left * u(ij+t_rup+u_left,l) & |
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81 | - ne_lup * u(ij+u_lup,l) ) |
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82 | hv = Riv2(ij,vup) * rhodz(ij,l) & |
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83 | + Riv2(ij+t_rup,vldown) * rhodz(ij+t_rup,l) & |
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84 | + Riv2(ij+t_lup,vrdown) * rhodz(ij+t_lup,l) |
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85 | qv(ij+z_up,l) = ( etav+fv(ij+z_up) )/hv |
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86 | hv_(ij+z_up,l) = hv |
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87 | |
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88 | etav = 1./Av(ij+z_down)*( ne_ldown * u(ij+u_ldown,l) & |
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89 | + ne_right * u(ij+t_ldown+u_right,l) & |
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90 | - ne_rdown * u(ij+u_rdown,l) ) |
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91 | hv = Riv2(ij,vdown) * rhodz(ij,l) & |
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92 | + Riv2(ij+t_ldown,vrup) * rhodz(ij+t_ldown,l) & |
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93 | + Riv2(ij+t_rdown,vlup) * rhodz(ij+t_rdown,l) |
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94 | qv(ij+z_down,l) =( etav+fv(ij+z_down) )/hv |
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95 | hv_(ij+z_down,l) = hv |
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96 | ENDDO |
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97 | |
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98 | !DIR$ SIMD |
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99 | DO ij=ij_begin,ij_end |
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100 | qu(ij+u_right,l) = 0.5*(qv(ij+z_rdown,l)+qv(ij+z_rup,l)) |
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101 | qu(ij+u_lup,l) = 0.5*(qv(ij+z_up,l)+qv(ij+z_lup,l)) |
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102 | qu(ij+u_ldown,l) = 0.5*(qv(ij+z_ldown,l)+qv(ij+z_down,l)) |
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103 | END DO |
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104 | |
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105 | ENDDO |
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106 | |
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107 | END IF ! dysl |
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108 | CALL trace_end("compute_pvort_only") |
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109 | |
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110 | END SUBROUTINE compute_pvort_only_hex |
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111 | |
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112 | END MODULE compute_pvort_only_mod |
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113 | |
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