1 | !*********************************************************************** |
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2 | !* Copyright 2012,2013 * |
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3 | !* Jerome Brioude, Delia Arnold, Andreas Stohl, Wayne Angevine, * |
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4 | !* John Burkhart, Massimo Cassiani, Adam Dingwell, Richard C Easter, Sabine Eckhardt,* |
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5 | !* Stephanie Evan, Jerome D Fast, Don Morton, Ignacio Pisso, * |
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6 | !* Petra Seibert, Gerard Wotawa, Caroline Forster, Harald Sodemann, * |
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7 | !* * |
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8 | !* This file is part of FLEXPART WRF * |
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9 | !* * |
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10 | !* FLEXPART is free software: you can redistribute it and/or modify * |
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11 | !* it under the terms of the GNU General Public License as published by* |
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12 | !* the Free Software Foundation, either version 3 of the License, or * |
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13 | !* (at your option) any later version. * |
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14 | !* * |
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15 | !* FLEXPART is distributed in the hope that it will be useful, * |
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16 | !* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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17 | !* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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18 | !* GNU General Public License for more details. * |
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19 | !* * |
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20 | !* You should have received a copy of the GNU General Public License * |
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21 | !* along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
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22 | !*********************************************************************** |
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23 | |
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24 | ! routine used to send real vectors by MPI |
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25 | ! Author: J. Brioude * |
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26 | ! March 2012 * |
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27 | subroutine sendreal_mpi(tag,numpart2,chunksize,direc) |
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28 | |
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29 | use mpi_mod |
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30 | use com_mod |
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31 | implicit none |
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32 | include 'mpif.h' |
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33 | |
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34 | ! character :: varname*20 |
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35 | integer :: chunksize,numpart2,jj1 |
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36 | ! real :: dummyr(numpart), |
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37 | ! real :: dummyr2(chunksize) |
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38 | integer :: myid,ierr,ntasks,ii,jdeb,jfin,jj,direc,tag |
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39 | ! integer :: MPI_COMM_WORLD |
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40 | integer :: jj2,from,jj3 |
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41 | integer, dimension(MPI_STATUS_SIZE) :: status |
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42 | |
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43 | call MPI_COMM_RANK ( MPI_COMM_WORLD, myid, ierr ) |
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44 | call MPI_COMM_SIZE ( MPI_COMM_WORLD, ntasks, ierr ) |
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45 | |
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46 | if (direc.eq.0) then ! the slaves get |
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47 | |
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48 | if (myid.eq.0) then ! master sends |
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49 | do ii=1,ntasks-1 |
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50 | ! jdeb=(ii-1)*chunksize+1 |
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51 | ! jfin=(ii)*chunksize |
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52 | ! do jj=jdeb,jfin |
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53 | ! do jj=ii+1,numpart2+ii,ntasks |
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54 | do jj2=1,chunksize |
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55 | ! jj2=jj-jdeb+1 |
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56 | ! jj2=(jj-ii-1)/ntasks+1 |
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57 | jj=(jj2-1)*ntasks+ii+1 |
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58 | ! dummyr2(jj2)=dummyr(jj) |
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59 | if (tag.eq.4) dummyr2(jj2)=uap(jj) |
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60 | if (tag.eq.5) dummyr2(jj2)=ucp(jj) |
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61 | if (tag.eq.6) dummyr2(jj2)=uzp(jj) |
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62 | if (tag.eq.7) dummyr2(jj2)=us(jj) |
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63 | if (tag.eq.8) dummyr2(jj2)=vs(jj) |
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64 | if (tag.eq.9) dummyr2(jj2)=ws(jj) |
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65 | if (tag.eq.10) dummyr2(jj2)=ztra1(jj) |
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66 | enddo |
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67 | call MPI_SEND(dummyr2, chunksize, MPI_REAL, ii,tag, MPI_COMM_WORLD, ierr) |
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68 | enddo |
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69 | |
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70 | ! jdeb=(ntasks-1)*chunksize+1 |
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71 | ! jfin=numpart |
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72 | ! chunksize2=jfin-jdeb+1 |
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73 | ! chunksize2=int((numpart2-1)/ntasks)+1 |
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74 | ! chunksize2=chunksize |
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75 | ii=0 |
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76 | do jj=1,numpart2,ntasks |
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77 | ii=ii+1 |
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78 | jj2=jj |
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79 | enddo |
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80 | chunksize2=ii+numpart2-jj2 |
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81 | |
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82 | if (tag.eq.4) then |
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83 | do jj=1,numpart2,ntasks |
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84 | jj3=(jj-1)/ntasks+1 |
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85 | mpi_uap(jj3)=uap(jj) |
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86 | enddo |
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87 | mpi_uap(jj3:chunksize2)=uap(jj2:numpart2) |
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88 | elseif (tag.eq.5) then |
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89 | do jj=1,numpart2,ntasks |
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90 | jj3=(jj-1)/ntasks+1 |
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91 | mpi_ucp(jj3)=ucp(jj) |
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92 | enddo |
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93 | mpi_ucp(jj3:chunksize2)=ucp(jj2:numpart2) |
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94 | elseif (tag.eq.6) then |
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95 | do jj=1,numpart2,ntasks |
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96 | jj3=(jj-1)/ntasks+1 |
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97 | mpi_uzp(jj3)=uzp(jj) |
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98 | enddo |
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99 | mpi_uzp(jj3:chunksize2)=uzp(jj2:numpart2) |
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100 | elseif (tag.eq.7) then |
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101 | do jj=1,numpart2,ntasks |
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102 | jj3=(jj-1)/ntasks+1 |
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103 | mpi_us(jj3)=us(jj) |
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104 | enddo |
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105 | mpi_us(jj3:chunksize2)=us(jj2:numpart2) |
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106 | elseif (tag.eq.8) then |
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107 | do jj=1,numpart2,ntasks |
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108 | jj3=(jj-1)/ntasks+1 |
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109 | mpi_vs(jj3)=vs(jj) |
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110 | enddo |
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111 | mpi_vs(jj3:chunksize2)=vs(jj2:numpart2) |
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112 | elseif (tag.eq.9) then |
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113 | do jj=1,numpart2,ntasks |
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114 | jj3=(jj-1)/ntasks+1 |
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115 | mpi_ws(jj3)=ws(jj) |
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116 | enddo |
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117 | mpi_ws(jj3:chunksize2)=ws(jj2:numpart2) |
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118 | elseif (tag.eq.10) then |
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119 | do jj=1,numpart2,ntasks |
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120 | jj3=(jj-1)/ntasks+1 |
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121 | mpi_ztra1(jj3)=ztra1(jj) |
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122 | enddo |
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123 | mpi_ztra1(jj3:chunksize2)=ztra1(jj2:numpart2) |
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124 | endif |
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125 | |
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126 | else ! the slaves receive |
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127 | if (tag.eq.4) call MPI_RECV(mpi_uap, chunksize, MPI_REAL, 0,4,MPI_COMM_WORLD,status, ierr) |
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128 | if (tag.eq.5) call MPI_RECV(mpi_ucp, chunksize, MPI_REAL, 0,5,MPI_COMM_WORLD,status, ierr) |
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129 | if (tag.eq.6) call MPI_RECV(mpi_uzp, chunksize, MPI_REAL, 0,6,MPI_COMM_WORLD,status, ierr) |
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130 | if (tag.eq.7) call MPI_RECV(mpi_us, chunksize, MPI_REAL, 0,7,MPI_COMM_WORLD,status, ierr) |
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131 | if (tag.eq.8) call MPI_RECV(mpi_vs, chunksize, MPI_REAL, 0,8,MPI_COMM_WORLD,status, ierr) |
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132 | if (tag.eq.9) call MPI_RECV(mpi_ws, chunksize, MPI_REAL, 0,9,MPI_COMM_WORLD,status, ierr) |
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133 | if (tag.eq.10) call MPI_RECV(mpi_ztra1, chunksize, MPI_REAL, 0,10,MPI_COMM_WORLD,status, ierr) |
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134 | endif |
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135 | |
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136 | else ! the master is going to get |
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137 | |
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138 | if (myid.gt.0) then !slaves send |
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139 | |
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140 | if (tag.eq.4) call MPI_SEND(mpi_uap, chunksize, MPI_REAL, 0,4, MPI_COMM_WORLD, ierr) |
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141 | if (tag.eq.5) call MPI_SEND(mpi_ucp, chunksize, MPI_REAL, 0,5, MPI_COMM_WORLD, ierr) |
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142 | if (tag.eq.6) call MPI_SEND(mpi_uzp, chunksize, MPI_REAL, 0,6, MPI_COMM_WORLD, ierr) |
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143 | if (tag.eq.7) call MPI_SEND(mpi_us, chunksize, MPI_REAL, 0,7, MPI_COMM_WORLD, ierr) |
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144 | if (tag.eq.8) call MPI_SEND(mpi_vs, chunksize, MPI_REAL, 0,8, MPI_COMM_WORLD, ierr) |
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145 | if (tag.eq.9) call MPI_SEND(mpi_ws, chunksize, MPI_REAL, 0,9, MPI_COMM_WORLD, ierr) |
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146 | if (tag.eq.10) call MPI_SEND(mpi_ztra1, chunksize, MPI_REAL, 0,10, MPI_COMM_WORLD, ierr) |
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147 | |
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148 | else ! the master gets |
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149 | |
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150 | do from =1,ntasks-1 |
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151 | call MPI_RECV(dummyr2, chunksize, MPI_REAL, from,tag, MPI_COMM_WORLD,status,ierr) |
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152 | jj1=(from-1)*chunksize+1 |
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153 | jj2=from*chunksize |
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154 | if (tag.eq.4) uap(jj1:jj2)=dummyr2(1:chunksize) |
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155 | if (tag.eq.5) ucp(jj1:jj2)=dummyr2(1:chunksize) |
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156 | if (tag.eq.6) uzp(jj1:jj2)=dummyr2(1:chunksize) |
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157 | if (tag.eq.7) us(jj1:jj2)=dummyr2(1:chunksize) |
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158 | if (tag.eq.8) vs(jj1:jj2)=dummyr2(1:chunksize) |
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159 | if (tag.eq.9) ws(jj1:jj2)=dummyr2(1:chunksize) |
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160 | if (tag.eq.10) ztra1(jj1:jj2)=dummyr2(1:chunksize) |
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161 | |
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162 | enddo |
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163 | if (tag.eq.4) uap(jj2+1:numpart2)=mpi_uap(1:chunksize2) |
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164 | if (tag.eq.5) ucp(jj2+1:numpart2)=mpi_ucp(1:chunksize2) |
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165 | if (tag.eq.6) uzp(jj2+1:numpart2)=mpi_uzp(1:chunksize2) |
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166 | if (tag.eq.7) us(jj2+1:numpart2)=mpi_us(1:chunksize2) |
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167 | if (tag.eq.8) vs(jj2+1:numpart2)=mpi_vs(1:chunksize2) |
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168 | if (tag.eq.9) ws(jj2+1:numpart2)=mpi_ws(1:chunksize2) |
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169 | if (tag.eq.10) ztra1(jj2+1:numpart2)=mpi_ztra1(1:chunksize2) |
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170 | |
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171 | |
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172 | endif |
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173 | |
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174 | endif |
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175 | end subroutine sendreal_mpi |
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