1 | C**** |
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2 | C ************************ |
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3 | C * OASIS MODULE * |
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4 | C * ------------ * |
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5 | C ************************ |
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6 | C**** |
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7 | C*********************************************************************** |
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8 | C This module belongs to the SCRIP library. It is modified to run |
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9 | C within OASIS. |
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10 | C Modifications: |
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11 | C - Added CASE for GAUSWGT |
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12 | C |
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13 | C Modified by D. Declat, CERFACS 27.06.2002 |
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14 | C*********************************************************************** |
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15 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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16 | ! |
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17 | ! This module contains routines for writing the remapping data to |
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18 | ! a file. Before writing the data for each mapping, the links are |
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19 | ! sorted by destination grid address. |
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20 | ! |
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21 | !----------------------------------------------------------------------- |
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22 | ! |
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23 | ! CVS:$Id: remap_write.f,v 1.1.1.1 2005/03/23 16:01:12 adm Exp $ |
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24 | ! |
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25 | ! Copyright (c) 1997, 1998 the Regents of the University of |
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26 | ! California. |
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27 | ! |
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28 | ! This software and ancillary information (herein called software) |
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29 | ! called SCRIP is made available under the terms described here. |
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30 | ! The software has been approved for release with associated |
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31 | ! LA-CC Number 98-45. |
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32 | ! |
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33 | ! Unless otherwise indicated, this software has been authored |
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34 | ! by an employee or employees of the University of California, |
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35 | ! operator of the Los Alamos National Laboratory under Contract |
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36 | ! No. W-7405-ENG-36 with the U.S. Department of Energy. The U.S. |
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37 | ! Government has rights to use, reproduce, and distribute this |
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38 | ! software. The public may copy and use this software without |
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39 | ! charge, provided that this Notice and any statement of authorship |
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40 | ! are reproduced on all copies. Neither the Government nor the |
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41 | ! University makes any warranty, express or implied, or assumes |
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42 | ! any liability or responsibility for the use of this software. |
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43 | ! |
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44 | ! If software is modified to produce derivative works, such modified |
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45 | ! software should be clearly marked, so as not to confuse it with |
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46 | ! the version available from Los Alamos National Laboratory. |
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47 | ! |
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48 | !*********************************************************************** |
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49 | |
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50 | module remap_write |
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51 | |
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52 | !----------------------------------------------------------------------- |
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53 | |
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54 | use kinds_mod ! defines common data types |
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55 | use constants ! defines common scalar constants |
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56 | use grids ! module containing grid information |
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57 | use remap_vars ! module containing remap information |
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58 | use netcdf_mod ! module with netCDF stuff |
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59 | |
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60 | implicit none |
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61 | |
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62 | !----------------------------------------------------------------------- |
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63 | ! |
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64 | ! module variables |
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65 | ! |
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66 | !----------------------------------------------------------------------- |
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67 | |
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68 | character(char_len), private :: |
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69 | & map_method ! character string for map_type |
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70 | &, normalize_opt ! character string for normalization option |
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71 | &, history ! character string for history information |
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72 | &, convention ! character string for output convention |
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73 | |
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74 | character(8), private :: |
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75 | & cdate ! character date string |
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76 | |
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77 | integer (kind=int_kind), dimension(:), allocatable, private :: |
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78 | & src_mask_int ! integer masks to determine |
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79 | &, dst_mask_int ! cells that participate in map |
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80 | |
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81 | !----------------------------------------------------------------------- |
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82 | ! |
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83 | ! various netCDF identifiers used by output routines |
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84 | ! |
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85 | !----------------------------------------------------------------------- |
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86 | |
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87 | integer (kind=int_kind), private :: |
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88 | & ncstat ! error flag for netCDF calls |
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89 | &, nc_file_id ! id for netCDF file |
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90 | &, nc_srcgrdsize_id ! id for source grid size |
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91 | &, nc_dstgrdsize_id ! id for destination grid size |
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92 | &, nc_srcgrdcorn_id ! id for number of source grid corners |
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93 | &, nc_dstgrdcorn_id ! id for number of dest grid corners |
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94 | &, nc_srcgrdrank_id ! id for source grid rank |
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95 | &, nc_dstgrdrank_id ! id for dest grid rank |
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96 | &, nc_numlinks_id ! id for number of links in mapping |
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97 | &, nc_numwgts_id ! id for number of weights for mapping |
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98 | &, nc_srcgrddims_id ! id for source grid dimensions |
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99 | &, nc_dstgrddims_id ! id for dest grid dimensions |
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100 | &, nc_srcgrdcntrlat_id ! id for source grid center latitude |
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101 | &, nc_dstgrdcntrlat_id ! id for dest grid center latitude |
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102 | &, nc_srcgrdcntrlon_id ! id for source grid center longitude |
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103 | &, nc_dstgrdcntrlon_id ! id for dest grid center longitude |
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104 | &, nc_srcgrdimask_id ! id for source grid mask |
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105 | &, nc_dstgrdimask_id ! id for dest grid mask |
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106 | &, nc_srcgrdcrnrlat_id ! id for latitude of source grid corners |
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107 | &, nc_srcgrdcrnrlon_id ! id for longitude of source grid corners |
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108 | &, nc_dstgrdcrnrlat_id ! id for latitude of dest grid corners |
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109 | &, nc_dstgrdcrnrlon_id ! id for longitude of dest grid corners |
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110 | &, nc_srcgrdarea_id ! id for area of source grid cells |
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111 | &, nc_dstgrdarea_id ! id for area of dest grid cells |
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112 | &, nc_srcgrdfrac_id ! id for area fraction on source grid |
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113 | &, nc_dstgrdfrac_id ! id for area fraction on dest grid |
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114 | &, nc_srcadd_id ! id for map source address |
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115 | &, nc_dstadd_id ! id for map destination address |
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116 | &, nc_rmpmatrix_id ! id for remapping matrix |
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117 | |
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118 | integer (kind=int_kind), dimension(2), private :: |
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119 | & nc_dims2_id ! netCDF ids for 2d array dims |
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120 | |
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121 | !*********************************************************************** |
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122 | |
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123 | contains |
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124 | |
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125 | !*********************************************************************** |
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126 | |
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127 | subroutine write_remap(map1_name, map2_name, |
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128 | & interp_file1, interp_file2, output_opt) |
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129 | |
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130 | !----------------------------------------------------------------------- |
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131 | ! |
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132 | ! calls correct output routine based on output format choice |
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133 | ! |
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134 | !----------------------------------------------------------------------- |
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135 | |
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136 | !----------------------------------------------------------------------- |
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137 | ! |
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138 | ! input variables |
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139 | ! |
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140 | !----------------------------------------------------------------------- |
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141 | |
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142 | character(char_len), intent(in) :: |
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143 | & map1_name, ! name for mapping grid1 to grid2 |
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144 | & map2_name, ! name for mapping grid2 to grid1 |
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145 | & interp_file1, ! filename for map1 remap data |
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146 | & interp_file2, ! filename for map2 remap data |
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147 | & output_opt ! option for output conventions |
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148 | |
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149 | !----------------------------------------------------------------------- |
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150 | ! |
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151 | ! local variables |
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152 | ! |
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153 | !----------------------------------------------------------------------- |
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154 | !----------------------------------------------------------------------- |
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155 | ! |
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156 | ! define some common variables to be used in all routines |
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157 | ! |
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158 | !----------------------------------------------------------------------- |
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159 | select case(norm_opt) |
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160 | case (norm_opt_none) |
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161 | normalize_opt = 'none' |
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162 | case (norm_opt_frcarea) |
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163 | normalize_opt = 'fracarea' |
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164 | case (norm_opt_dstarea) |
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165 | normalize_opt = 'destarea' |
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166 | case (norm_opt_nonorm) |
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167 | normalize_opt = 'no norm' |
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168 | end select |
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169 | select case(map_type) |
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170 | case(map_type_conserv) |
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171 | map_method = 'Conservative remapping' |
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172 | case(map_type_bilinear) |
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173 | map_method = 'Bilinear remapping' |
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174 | case(map_type_distwgt) |
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175 | map_method = 'Distance weighted avg of nearest neighbors' |
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176 | case(map_type_gauswgt) |
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177 | map_method = 'Gaussian weighted avg of nearest neighbors' |
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178 | case(map_type_bicubic) |
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179 | map_method = 'Bicubic remapping' |
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180 | case default |
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181 | stop 'Invalid Map Type' |
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182 | end select |
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183 | |
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184 | call date_and_time(date=cdate) |
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185 | write (history,1000) cdate(5:6),cdate(7:8),cdate(1:4) |
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186 | 1000 format('Created: ',a2,'-',a2,'-',a4) |
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187 | |
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188 | !----------------------------------------------------------------------- |
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189 | ! |
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190 | ! call appropriate output routine |
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191 | ! |
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192 | !----------------------------------------------------------------------- |
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193 | |
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194 | select case(output_opt) |
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195 | case ('scrip') |
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196 | call write_remap_scrip(map1_name, interp_file1, 1) |
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197 | case ('ncar-csm') |
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198 | call write_remap_csm (map1_name, interp_file1, 1) |
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199 | case default |
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200 | stop 'unknown output file convention' |
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201 | end select |
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202 | |
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203 | !----------------------------------------------------------------------- |
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204 | ! |
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205 | ! call appropriate output routine for second mapping if required |
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206 | ! |
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207 | !----------------------------------------------------------------------- |
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208 | |
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209 | if (num_maps > 1) then |
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210 | select case(output_opt) |
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211 | case ('scrip') |
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212 | call write_remap_scrip(map2_name, interp_file2, 2) |
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213 | case ('ncar-csm') |
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214 | call write_remap_csm (map2_name, interp_file2, 2) |
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215 | case default |
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216 | stop 'unknown output file convention' |
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217 | end select |
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218 | endif |
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219 | |
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220 | !----------------------------------------------------------------------- |
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221 | |
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222 | end subroutine write_remap |
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223 | |
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224 | !*********************************************************************** |
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225 | |
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226 | subroutine write_remap_scrip(map_name, interp_file, direction) |
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227 | |
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228 | !----------------------------------------------------------------------- |
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229 | ! |
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230 | ! writes remap data to a netCDF file using SCRIP conventions |
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231 | ! |
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232 | !----------------------------------------------------------------------- |
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233 | |
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234 | !----------------------------------------------------------------------- |
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235 | ! |
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236 | ! input variables |
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237 | ! |
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238 | !----------------------------------------------------------------------- |
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239 | |
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240 | character(char_len), intent(in) :: |
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241 | & map_name ! name for mapping |
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242 | &, interp_file ! filename for remap data |
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243 | |
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244 | integer (kind=int_kind), intent(in) :: |
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245 | & direction ! direction of map (1=grid1 to grid2 |
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246 | ! 2=grid2 to grid1) |
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247 | |
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248 | !----------------------------------------------------------------------- |
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249 | ! |
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250 | ! local variables |
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251 | ! |
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252 | !----------------------------------------------------------------------- |
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253 | |
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254 | character(char_len) :: |
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255 | & grid1_ctmp ! character temp for grid1 names |
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256 | &, grid2_ctmp ! character temp for grid2 names |
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257 | |
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258 | integer (kind=int_kind) :: |
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259 | & itmp1 ! integer temp |
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260 | &, itmp2 ! integer temp |
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261 | &, itmp3 ! integer temp |
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262 | &, itmp4 ! integer temp |
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263 | |
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264 | !----------------------------------------------------------------------- |
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265 | ! |
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266 | ! create netCDF file for mapping and define some global attributes |
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267 | ! |
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268 | !----------------------------------------------------------------------- |
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269 | ncstat = nf_create (interp_file, NF_CLOBBER, nc_file_id) |
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270 | call netcdf_error_handler(ncstat) |
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271 | !*** |
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272 | !*** map name |
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273 | !*** |
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274 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'title', |
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275 | & len_trim(map_name), map_name) |
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276 | call netcdf_error_handler(ncstat) |
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277 | |
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278 | !*** |
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279 | !*** normalization option |
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280 | !*** |
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281 | ncstat = nf_put_att_text(nc_file_id, NF_GLOBAL, 'normalization', |
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282 | & len_trim(normalize_opt), normalize_opt) |
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283 | call netcdf_error_handler(ncstat) |
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284 | |
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285 | !*** |
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286 | !*** map method |
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287 | !*** |
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288 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'map_method', |
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289 | & len_trim(map_method), map_method) |
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290 | call netcdf_error_handler(ncstat) |
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291 | |
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292 | !*** |
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293 | !*** history |
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294 | !*** |
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295 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'history', |
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296 | & len_trim(history), history) |
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297 | call netcdf_error_handler(ncstat) |
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298 | |
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299 | !*** |
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300 | !*** file convention |
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301 | !*** |
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302 | convention = 'SCRIP' |
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303 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'conventions', |
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304 | & len_trim(convention), convention) |
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305 | call netcdf_error_handler(ncstat) |
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306 | |
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307 | !*** |
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308 | !*** source and destination grid names |
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309 | !*** |
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310 | |
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311 | if (direction == 1) then |
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312 | grid1_ctmp = 'source_grid' |
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313 | grid2_ctmp = 'dest_grid' |
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314 | else |
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315 | grid1_ctmp = 'dest_grid' |
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316 | grid2_ctmp = 'source_grid' |
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317 | endif |
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318 | |
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319 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid1_ctmp), |
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320 | & len_trim(grid1_name), grid1_name) |
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321 | call netcdf_error_handler(ncstat) |
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322 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid2_ctmp), |
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323 | & len_trim(grid2_name), grid2_name) |
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324 | call netcdf_error_handler(ncstat) |
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325 | |
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326 | !----------------------------------------------------------------------- |
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327 | ! |
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328 | ! prepare netCDF dimension info |
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329 | ! |
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330 | !----------------------------------------------------------------------- |
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331 | |
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332 | !*** |
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333 | !*** define grid size dimensions |
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334 | !*** |
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335 | |
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336 | if (direction == 1) then |
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337 | itmp1 = grid1_size |
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338 | itmp2 = grid2_size |
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339 | else |
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340 | itmp1 = grid2_size |
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341 | itmp2 = grid1_size |
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342 | endif |
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343 | |
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344 | ncstat = nf_def_dim (nc_file_id, 'src_grid_size', itmp1, |
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345 | & nc_srcgrdsize_id) |
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346 | call netcdf_error_handler(ncstat) |
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347 | |
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348 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_size', itmp2, |
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349 | & nc_dstgrdsize_id) |
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350 | call netcdf_error_handler(ncstat) |
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351 | |
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352 | !*** |
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353 | !*** define grid corner dimension |
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354 | !*** |
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355 | |
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356 | if (direction == 1) then |
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357 | itmp1 = grid1_corners |
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358 | itmp2 = grid2_corners |
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359 | else |
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360 | itmp1 = grid2_corners |
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361 | itmp2 = grid1_corners |
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362 | endif |
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363 | |
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364 | ncstat = nf_def_dim (nc_file_id, 'src_grid_corners', |
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365 | & itmp1, nc_srcgrdcorn_id) |
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366 | call netcdf_error_handler(ncstat) |
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367 | |
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368 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_corners', |
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369 | & itmp2, nc_dstgrdcorn_id) |
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370 | call netcdf_error_handler(ncstat) |
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371 | !*** |
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372 | !*** define grid rank dimension |
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373 | !*** |
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374 | |
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375 | if (direction == 1) then |
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376 | itmp1 = grid1_rank |
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377 | itmp2 = grid2_rank |
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378 | else |
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379 | itmp1 = grid2_rank |
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380 | itmp2 = grid1_rank |
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381 | endif |
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382 | |
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383 | ncstat = nf_def_dim (nc_file_id, 'src_grid_rank', |
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384 | & itmp1, nc_srcgrdrank_id) |
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385 | call netcdf_error_handler(ncstat) |
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386 | |
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387 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_rank', |
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388 | & itmp2, nc_dstgrdrank_id) |
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389 | call netcdf_error_handler(ncstat) |
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390 | !*** |
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391 | !*** define map size dimensions |
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392 | !*** |
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393 | |
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394 | if (direction == 1) then |
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395 | itmp1 = num_links_map1 |
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396 | else |
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397 | itmp1 = num_links_map2 |
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398 | endif |
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399 | |
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400 | ncstat = nf_def_dim (nc_file_id, 'num_links', |
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401 | & itmp1, nc_numlinks_id) |
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402 | call netcdf_error_handler(ncstat) |
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403 | ncstat = nf_def_dim (nc_file_id, 'num_wgts', |
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404 | & num_wts, nc_numwgts_id) |
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405 | call netcdf_error_handler(ncstat) |
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406 | !*** |
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407 | !*** define grid dimensions |
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408 | !*** |
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409 | |
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410 | ncstat = nf_def_var (nc_file_id, 'src_grid_dims', NF_INT, |
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411 | & 1, nc_srcgrdrank_id, nc_srcgrddims_id) |
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412 | call netcdf_error_handler(ncstat) |
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413 | ncstat = nf_def_var (nc_file_id, 'dst_grid_dims', NF_INT, |
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414 | & 1, nc_dstgrdrank_id, nc_dstgrddims_id) |
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415 | call netcdf_error_handler(ncstat) |
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416 | !----------------------------------------------------------------------- |
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417 | ! |
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418 | ! define all arrays for netCDF descriptors |
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419 | ! |
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420 | !----------------------------------------------------------------------- |
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421 | |
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422 | !*** |
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423 | !*** define grid center latitude array |
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424 | !*** |
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425 | |
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426 | ncstat = nf_def_var (nc_file_id, 'src_grid_center_lat', |
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427 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
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428 | & nc_srcgrdcntrlat_id) |
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429 | call netcdf_error_handler(ncstat) |
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430 | ncstat = nf_def_var (nc_file_id, 'dst_grid_center_lat', |
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431 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
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432 | & nc_dstgrdcntrlat_id) |
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433 | call netcdf_error_handler(ncstat) |
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434 | !*** |
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435 | !*** define grid center longitude array |
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436 | !*** |
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437 | |
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438 | ncstat = nf_def_var (nc_file_id, 'src_grid_center_lon', |
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439 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
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440 | & nc_srcgrdcntrlon_id) |
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441 | call netcdf_error_handler(ncstat) |
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442 | ncstat = nf_def_var (nc_file_id, 'dst_grid_center_lon', |
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443 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
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444 | & nc_dstgrdcntrlon_id) |
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445 | call netcdf_error_handler(ncstat) |
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446 | !*** |
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447 | !*** define grid corner lat/lon arrays |
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448 | !*** |
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449 | |
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450 | nc_dims2_id(1) = nc_srcgrdcorn_id |
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451 | nc_dims2_id(2) = nc_srcgrdsize_id |
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452 | |
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453 | ncstat = nf_def_var (nc_file_id, 'src_grid_corner_lat', |
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454 | & NF_DOUBLE, 2, nc_dims2_id, |
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455 | & nc_srcgrdcrnrlat_id) |
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456 | call netcdf_error_handler(ncstat) |
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457 | ncstat = nf_def_var (nc_file_id, 'src_grid_corner_lon', |
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458 | & NF_DOUBLE, 2, nc_dims2_id, |
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459 | & nc_srcgrdcrnrlon_id) |
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460 | call netcdf_error_handler(ncstat) |
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461 | |
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462 | nc_dims2_id(1) = nc_dstgrdcorn_id |
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463 | nc_dims2_id(2) = nc_dstgrdsize_id |
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464 | |
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465 | ncstat = nf_def_var (nc_file_id, 'dst_grid_corner_lat', |
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466 | & NF_DOUBLE, 2, nc_dims2_id, |
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467 | & nc_dstgrdcrnrlat_id) |
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468 | call netcdf_error_handler(ncstat) |
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469 | ncstat = nf_def_var (nc_file_id, 'dst_grid_corner_lon', |
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470 | & NF_DOUBLE, 2, nc_dims2_id, |
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471 | & nc_dstgrdcrnrlon_id) |
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472 | call netcdf_error_handler(ncstat) |
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473 | |
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474 | !*** |
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475 | !*** define units for all coordinate arrays |
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476 | !*** |
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477 | |
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478 | if (direction == 1) then |
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479 | grid1_ctmp = grid1_units |
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480 | grid2_ctmp = grid2_units |
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481 | else |
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482 | grid1_ctmp = grid2_units |
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483 | grid2_ctmp = grid1_units |
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484 | endif |
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485 | |
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486 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlat_id, |
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487 | & 'units', 7, grid1_ctmp) |
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488 | call netcdf_error_handler(ncstat) |
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489 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlat_id, |
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490 | & 'units', 7, grid2_ctmp) |
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491 | call netcdf_error_handler(ncstat) |
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492 | |
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493 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlon_id, |
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494 | & 'units', 7, grid1_ctmp) |
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495 | call netcdf_error_handler(ncstat) |
---|
496 | |
---|
497 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlon_id, |
---|
498 | & 'units', 7, grid2_ctmp) |
---|
499 | call netcdf_error_handler(ncstat) |
---|
500 | |
---|
501 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlat_id, |
---|
502 | & 'units', 7, grid1_ctmp) |
---|
503 | call netcdf_error_handler(ncstat) |
---|
504 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlon_id, |
---|
505 | & 'units', 7, grid1_ctmp) |
---|
506 | call netcdf_error_handler(ncstat) |
---|
507 | |
---|
508 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlat_id, |
---|
509 | & 'units', 7, grid2_ctmp) |
---|
510 | call netcdf_error_handler(ncstat) |
---|
511 | |
---|
512 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlon_id, |
---|
513 | & 'units', 7, grid2_ctmp) |
---|
514 | call netcdf_error_handler(ncstat) |
---|
515 | |
---|
516 | !*** |
---|
517 | !*** define grid mask |
---|
518 | !*** |
---|
519 | |
---|
520 | ncstat = nf_def_var (nc_file_id, 'src_grid_imask', NF_INT, |
---|
521 | & 1, nc_srcgrdsize_id, nc_srcgrdimask_id) |
---|
522 | call netcdf_error_handler(ncstat) |
---|
523 | |
---|
524 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdimask_id, |
---|
525 | & 'units', 8, 'unitless') |
---|
526 | call netcdf_error_handler(ncstat) |
---|
527 | ncstat = nf_def_var (nc_file_id, 'dst_grid_imask', NF_INT, |
---|
528 | & 1, nc_dstgrdsize_id, nc_dstgrdimask_id) |
---|
529 | call netcdf_error_handler(ncstat) |
---|
530 | |
---|
531 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdimask_id, |
---|
532 | & 'units', 8, 'unitless') |
---|
533 | call netcdf_error_handler(ncstat) |
---|
534 | !*** |
---|
535 | !*** define grid area arrays |
---|
536 | !*** |
---|
537 | |
---|
538 | ncstat = nf_def_var (nc_file_id, 'src_grid_area', |
---|
539 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
540 | & nc_srcgrdarea_id) |
---|
541 | call netcdf_error_handler(ncstat) |
---|
542 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdarea_id, |
---|
543 | & 'units', 14, 'square radians') |
---|
544 | call netcdf_error_handler(ncstat) |
---|
545 | |
---|
546 | ncstat = nf_def_var (nc_file_id, 'dst_grid_area', |
---|
547 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
548 | & nc_dstgrdarea_id) |
---|
549 | call netcdf_error_handler(ncstat) |
---|
550 | |
---|
551 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdarea_id, |
---|
552 | & 'units', 14, 'square radians') |
---|
553 | call netcdf_error_handler(ncstat) |
---|
554 | |
---|
555 | !*** |
---|
556 | !*** define grid fraction arrays |
---|
557 | !*** |
---|
558 | |
---|
559 | ncstat = nf_def_var (nc_file_id, 'src_grid_frac', |
---|
560 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
561 | & nc_srcgrdfrac_id) |
---|
562 | call netcdf_error_handler(ncstat) |
---|
563 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdfrac_id, |
---|
564 | & 'units', 8, 'unitless') |
---|
565 | call netcdf_error_handler(ncstat) |
---|
566 | |
---|
567 | ncstat = nf_def_var (nc_file_id, 'dst_grid_frac', |
---|
568 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
569 | & nc_dstgrdfrac_id) |
---|
570 | call netcdf_error_handler(ncstat) |
---|
571 | |
---|
572 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdfrac_id, |
---|
573 | & 'units', 8, 'unitless') |
---|
574 | call netcdf_error_handler(ncstat) |
---|
575 | !*** |
---|
576 | !*** define mapping arrays |
---|
577 | !*** |
---|
578 | |
---|
579 | ncstat = nf_def_var (nc_file_id, 'src_address', |
---|
580 | & NF_INT, 1, nc_numlinks_id, |
---|
581 | & nc_srcadd_id) |
---|
582 | call netcdf_error_handler(ncstat) |
---|
583 | |
---|
584 | ncstat = nf_def_var (nc_file_id, 'dst_address', |
---|
585 | & NF_INT, 1, nc_numlinks_id, |
---|
586 | & nc_dstadd_id) |
---|
587 | call netcdf_error_handler(ncstat) |
---|
588 | |
---|
589 | nc_dims2_id(1) = nc_numwgts_id |
---|
590 | nc_dims2_id(2) = nc_numlinks_id |
---|
591 | |
---|
592 | ncstat = nf_def_var (nc_file_id, 'remap_matrix', |
---|
593 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
594 | & nc_rmpmatrix_id) |
---|
595 | call netcdf_error_handler(ncstat) |
---|
596 | |
---|
597 | !*** |
---|
598 | !*** end definition stage |
---|
599 | !*** |
---|
600 | |
---|
601 | ncstat = nf_enddef(nc_file_id) |
---|
602 | call netcdf_error_handler(ncstat) |
---|
603 | !----------------------------------------------------------------------- |
---|
604 | ! |
---|
605 | ! compute integer masks |
---|
606 | ! |
---|
607 | !----------------------------------------------------------------------- |
---|
608 | |
---|
609 | if (direction == 1) then |
---|
610 | allocate (src_mask_int(grid1_size), |
---|
611 | & dst_mask_int(grid2_size)) |
---|
612 | |
---|
613 | where (grid2_mask) |
---|
614 | dst_mask_int = 1 |
---|
615 | elsewhere |
---|
616 | dst_mask_int = 0 |
---|
617 | endwhere |
---|
618 | |
---|
619 | where (grid1_mask) |
---|
620 | src_mask_int = 1 |
---|
621 | elsewhere |
---|
622 | src_mask_int = 0 |
---|
623 | endwhere |
---|
624 | else |
---|
625 | allocate (src_mask_int(grid2_size), |
---|
626 | & dst_mask_int(grid1_size)) |
---|
627 | |
---|
628 | where (grid1_mask) |
---|
629 | dst_mask_int = 1 |
---|
630 | elsewhere |
---|
631 | dst_mask_int = 0 |
---|
632 | endwhere |
---|
633 | |
---|
634 | where (grid2_mask) |
---|
635 | src_mask_int = 1 |
---|
636 | elsewhere |
---|
637 | src_mask_int = 0 |
---|
638 | endwhere |
---|
639 | endif |
---|
640 | |
---|
641 | !----------------------------------------------------------------------- |
---|
642 | ! |
---|
643 | ! change units of lat/lon coordinates if input units different |
---|
644 | ! from radians |
---|
645 | ! |
---|
646 | !----------------------------------------------------------------------- |
---|
647 | |
---|
648 | if (grid1_units(1:7) == 'degrees' .and. direction == 1) then |
---|
649 | grid1_center_lat = grid1_center_lat/deg2rad |
---|
650 | grid1_center_lon = grid1_center_lon/deg2rad |
---|
651 | grid1_corner_lat = grid1_corner_lat/deg2rad |
---|
652 | grid1_corner_lon = grid1_corner_lon/deg2rad |
---|
653 | endif |
---|
654 | |
---|
655 | if (grid2_units(1:7) == 'degrees' .and. direction == 1) then |
---|
656 | grid2_center_lat = grid2_center_lat/deg2rad |
---|
657 | grid2_center_lon = grid2_center_lon/deg2rad |
---|
658 | grid2_corner_lat = grid2_corner_lat/deg2rad |
---|
659 | grid2_corner_lon = grid2_corner_lon/deg2rad |
---|
660 | endif |
---|
661 | |
---|
662 | !----------------------------------------------------------------------- |
---|
663 | ! |
---|
664 | ! write mapping data |
---|
665 | ! |
---|
666 | !----------------------------------------------------------------------- |
---|
667 | |
---|
668 | if (direction == 1) then |
---|
669 | itmp1 = nc_srcgrddims_id |
---|
670 | itmp2 = nc_dstgrddims_id |
---|
671 | else |
---|
672 | itmp2 = nc_srcgrddims_id |
---|
673 | itmp1 = nc_dstgrddims_id |
---|
674 | endif |
---|
675 | |
---|
676 | ncstat = nf_put_var_int(nc_file_id, itmp1, grid1_dims) |
---|
677 | call netcdf_error_handler(ncstat) |
---|
678 | |
---|
679 | ncstat = nf_put_var_int(nc_file_id, itmp2, grid2_dims) |
---|
680 | call netcdf_error_handler(ncstat) |
---|
681 | |
---|
682 | ncstat = nf_put_var_int(nc_file_id, nc_srcgrdimask_id, |
---|
683 | & src_mask_int) |
---|
684 | call netcdf_error_handler(ncstat) |
---|
685 | ncstat = nf_put_var_int(nc_file_id, nc_dstgrdimask_id, |
---|
686 | & dst_mask_int) |
---|
687 | call netcdf_error_handler(ncstat) |
---|
688 | |
---|
689 | deallocate(src_mask_int, dst_mask_int) |
---|
690 | |
---|
691 | if (direction == 1) then |
---|
692 | itmp1 = nc_srcgrdcntrlat_id |
---|
693 | itmp2 = nc_srcgrdcntrlon_id |
---|
694 | itmp3 = nc_srcgrdcrnrlat_id |
---|
695 | itmp4 = nc_srcgrdcrnrlon_id |
---|
696 | else |
---|
697 | itmp1 = nc_dstgrdcntrlat_id |
---|
698 | itmp2 = nc_dstgrdcntrlon_id |
---|
699 | itmp3 = nc_dstgrdcrnrlat_id |
---|
700 | itmp4 = nc_dstgrdcrnrlon_id |
---|
701 | endif |
---|
702 | |
---|
703 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_center_lat) |
---|
704 | call netcdf_error_handler(ncstat) |
---|
705 | |
---|
706 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_center_lon) |
---|
707 | call netcdf_error_handler(ncstat) |
---|
708 | if (.not. luse_grid_centers) then |
---|
709 | ncstat = nf_put_var_double(nc_file_id, itmp3, |
---|
710 | $ grid1_corner_lat) |
---|
711 | call netcdf_error_handler(ncstat) |
---|
712 | |
---|
713 | ncstat = nf_put_var_double(nc_file_id, itmp4, |
---|
714 | $ grid1_corner_lon) |
---|
715 | call netcdf_error_handler(ncstat) |
---|
716 | endif |
---|
717 | |
---|
718 | if (direction == 1) then |
---|
719 | itmp1 = nc_dstgrdcntrlat_id |
---|
720 | itmp2 = nc_dstgrdcntrlon_id |
---|
721 | itmp3 = nc_dstgrdcrnrlat_id |
---|
722 | itmp4 = nc_dstgrdcrnrlon_id |
---|
723 | else |
---|
724 | itmp1 = nc_srcgrdcntrlat_id |
---|
725 | itmp2 = nc_srcgrdcntrlon_id |
---|
726 | itmp3 = nc_srcgrdcrnrlat_id |
---|
727 | itmp4 = nc_srcgrdcrnrlon_id |
---|
728 | endif |
---|
729 | |
---|
730 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid2_center_lat) |
---|
731 | call netcdf_error_handler(ncstat) |
---|
732 | |
---|
733 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid2_center_lon) |
---|
734 | call netcdf_error_handler(ncstat) |
---|
735 | |
---|
736 | if (.not. luse_grid_centers) then |
---|
737 | ncstat = nf_put_var_double(nc_file_id, itmp3, |
---|
738 | $ grid2_corner_lat) |
---|
739 | call netcdf_error_handler(ncstat) |
---|
740 | |
---|
741 | ncstat = nf_put_var_double(nc_file_id, itmp4, |
---|
742 | $ grid2_corner_lon) |
---|
743 | call netcdf_error_handler(ncstat) |
---|
744 | endif |
---|
745 | if (direction == 1) then |
---|
746 | itmp1 = nc_srcgrdarea_id |
---|
747 | itmp2 = nc_srcgrdfrac_id |
---|
748 | itmp3 = nc_dstgrdarea_id |
---|
749 | itmp4 = nc_dstgrdfrac_id |
---|
750 | else |
---|
751 | itmp1 = nc_dstgrdarea_id |
---|
752 | itmp2 = nc_dstgrdfrac_id |
---|
753 | itmp3 = nc_srcgrdarea_id |
---|
754 | itmp4 = nc_srcgrdfrac_id |
---|
755 | endif |
---|
756 | |
---|
757 | if (luse_grid1_area) then |
---|
758 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area_in) |
---|
759 | else |
---|
760 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area) |
---|
761 | endif |
---|
762 | call netcdf_error_handler(ncstat) |
---|
763 | |
---|
764 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_frac) |
---|
765 | call netcdf_error_handler(ncstat) |
---|
766 | |
---|
767 | if (luse_grid2_area) then |
---|
768 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area_in) |
---|
769 | else |
---|
770 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
771 | endif |
---|
772 | call netcdf_error_handler(ncstat) |
---|
773 | |
---|
774 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_frac) |
---|
775 | call netcdf_error_handler(ncstat) |
---|
776 | if (direction == 1) then |
---|
777 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, |
---|
778 | & grid1_add_map1) |
---|
779 | call netcdf_error_handler(ncstat) |
---|
780 | |
---|
781 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, |
---|
782 | & grid2_add_map1) |
---|
783 | call netcdf_error_handler(ncstat) |
---|
784 | |
---|
785 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
786 | & wts_map1) |
---|
787 | call netcdf_error_handler(ncstat) |
---|
788 | else |
---|
789 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, |
---|
790 | & grid2_add_map2) |
---|
791 | call netcdf_error_handler(ncstat) |
---|
792 | |
---|
793 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, |
---|
794 | & grid1_add_map2) |
---|
795 | call netcdf_error_handler(ncstat) |
---|
796 | |
---|
797 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
798 | & wts_map2) |
---|
799 | call netcdf_error_handler(ncstat) |
---|
800 | endif |
---|
801 | |
---|
802 | ncstat = nf_close(nc_file_id) |
---|
803 | call netcdf_error_handler(ncstat) |
---|
804 | !----------------------------------------------------------------------- |
---|
805 | |
---|
806 | end subroutine write_remap_scrip |
---|
807 | |
---|
808 | !*********************************************************************** |
---|
809 | |
---|
810 | subroutine write_remap_csm(map_name, interp_file, direction) |
---|
811 | |
---|
812 | !----------------------------------------------------------------------- |
---|
813 | ! |
---|
814 | ! writes remap data to a netCDF file using NCAR-CSM conventions |
---|
815 | ! |
---|
816 | !----------------------------------------------------------------------- |
---|
817 | |
---|
818 | !----------------------------------------------------------------------- |
---|
819 | ! |
---|
820 | ! input variables |
---|
821 | ! |
---|
822 | !----------------------------------------------------------------------- |
---|
823 | |
---|
824 | character(char_len), intent(in) :: |
---|
825 | & map_name ! name for mapping |
---|
826 | &, interp_file ! filename for remap data |
---|
827 | |
---|
828 | integer (kind=int_kind), intent(in) :: |
---|
829 | & direction ! direction of map (1=grid1 to grid2 |
---|
830 | ! 2=grid2 to grid1) |
---|
831 | |
---|
832 | !----------------------------------------------------------------------- |
---|
833 | ! |
---|
834 | ! local variables |
---|
835 | ! |
---|
836 | !----------------------------------------------------------------------- |
---|
837 | |
---|
838 | character(char_len) :: |
---|
839 | & grid1_ctmp ! character temp for grid1 names |
---|
840 | &, grid2_ctmp ! character temp for grid2 names |
---|
841 | |
---|
842 | integer (kind=int_kind) :: |
---|
843 | & itmp1 ! integer temp |
---|
844 | &, itmp2 ! integer temp |
---|
845 | &, itmp3 ! integer temp |
---|
846 | &, itmp4 ! integer temp |
---|
847 | &, nc_numwgts1_id ! extra netCDF id for additional weights |
---|
848 | &, nc_src_isize_id ! extra netCDF id for ni_a |
---|
849 | &, nc_src_jsize_id ! extra netCDF id for nj_a |
---|
850 | &, nc_dst_isize_id ! extra netCDF id for ni_b |
---|
851 | &, nc_dst_jsize_id ! extra netCDF id for nj_b |
---|
852 | &, nc_rmpmatrix2_id ! extra netCDF id for high-order remap matrix |
---|
853 | |
---|
854 | real (kind=dbl_kind), dimension(:),allocatable :: |
---|
855 | & wts1 ! CSM wants single array for 1st-order wts |
---|
856 | |
---|
857 | real (kind=dbl_kind), dimension(:,:),allocatable :: |
---|
858 | & wts2 ! write remaining weights in different array |
---|
859 | |
---|
860 | !----------------------------------------------------------------------- |
---|
861 | ! |
---|
862 | ! create netCDF file for mapping and define some global attributes |
---|
863 | ! |
---|
864 | !----------------------------------------------------------------------- |
---|
865 | |
---|
866 | ncstat = nf_create (interp_file, NF_CLOBBER, nc_file_id) |
---|
867 | call netcdf_error_handler(ncstat) |
---|
868 | |
---|
869 | !*** |
---|
870 | !*** map name |
---|
871 | !*** |
---|
872 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'title', |
---|
873 | & len_trim(map_name), map_name) |
---|
874 | call netcdf_error_handler(ncstat) |
---|
875 | |
---|
876 | !*** |
---|
877 | !*** normalization option |
---|
878 | !*** |
---|
879 | ncstat = nf_put_att_text(nc_file_id, NF_GLOBAL, 'normalization', |
---|
880 | & len_trim(normalize_opt), normalize_opt) |
---|
881 | call netcdf_error_handler(ncstat) |
---|
882 | |
---|
883 | !*** |
---|
884 | !*** map method |
---|
885 | !*** |
---|
886 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'map_method', |
---|
887 | & len_trim(map_method), map_method) |
---|
888 | call netcdf_error_handler(ncstat) |
---|
889 | |
---|
890 | !*** |
---|
891 | !*** history |
---|
892 | !*** |
---|
893 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'history', |
---|
894 | & len_trim(history), history) |
---|
895 | call netcdf_error_handler(ncstat) |
---|
896 | |
---|
897 | !*** |
---|
898 | !*** file convention |
---|
899 | !*** |
---|
900 | convention = 'NCAR-CSM' |
---|
901 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'conventions', |
---|
902 | & len_trim(convention), convention) |
---|
903 | call netcdf_error_handler(ncstat) |
---|
904 | |
---|
905 | !*** |
---|
906 | !*** source and destination grid names |
---|
907 | !*** |
---|
908 | |
---|
909 | if (direction == 1) then |
---|
910 | grid1_ctmp = 'domain_a' |
---|
911 | grid2_ctmp = 'domain_b' |
---|
912 | else |
---|
913 | grid1_ctmp = 'domain_b' |
---|
914 | grid2_ctmp = 'domain_a' |
---|
915 | endif |
---|
916 | |
---|
917 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid1_ctmp), |
---|
918 | & len_trim(grid1_name), grid1_name) |
---|
919 | call netcdf_error_handler(ncstat) |
---|
920 | |
---|
921 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid2_ctmp), |
---|
922 | & len_trim(grid2_name), grid2_name) |
---|
923 | call netcdf_error_handler(ncstat) |
---|
924 | |
---|
925 | !----------------------------------------------------------------------- |
---|
926 | ! |
---|
927 | ! prepare netCDF dimension info |
---|
928 | ! |
---|
929 | !----------------------------------------------------------------------- |
---|
930 | |
---|
931 | !*** |
---|
932 | !*** define grid size dimensions |
---|
933 | !*** |
---|
934 | |
---|
935 | if (direction == 1) then |
---|
936 | itmp1 = grid1_size |
---|
937 | itmp2 = grid2_size |
---|
938 | else |
---|
939 | itmp1 = grid2_size |
---|
940 | itmp2 = grid1_size |
---|
941 | endif |
---|
942 | |
---|
943 | ncstat = nf_def_dim (nc_file_id, 'n_a', itmp1, nc_srcgrdsize_id) |
---|
944 | call netcdf_error_handler(ncstat) |
---|
945 | |
---|
946 | ncstat = nf_def_dim (nc_file_id, 'n_b', itmp2, nc_dstgrdsize_id) |
---|
947 | call netcdf_error_handler(ncstat) |
---|
948 | |
---|
949 | !*** |
---|
950 | !*** define grid corner dimension |
---|
951 | !*** |
---|
952 | |
---|
953 | if (direction == 1) then |
---|
954 | itmp1 = grid1_corners |
---|
955 | itmp2 = grid2_corners |
---|
956 | else |
---|
957 | itmp1 = grid2_corners |
---|
958 | itmp2 = grid1_corners |
---|
959 | endif |
---|
960 | |
---|
961 | ncstat = nf_def_dim (nc_file_id, 'nv_a', itmp1, nc_srcgrdcorn_id) |
---|
962 | call netcdf_error_handler(ncstat) |
---|
963 | |
---|
964 | ncstat = nf_def_dim (nc_file_id, 'nv_b', itmp2, nc_dstgrdcorn_id) |
---|
965 | call netcdf_error_handler(ncstat) |
---|
966 | |
---|
967 | !*** |
---|
968 | !*** define grid rank dimension |
---|
969 | !*** |
---|
970 | |
---|
971 | if (direction == 1) then |
---|
972 | itmp1 = grid1_rank |
---|
973 | itmp2 = grid2_rank |
---|
974 | else |
---|
975 | itmp1 = grid2_rank |
---|
976 | itmp2 = grid1_rank |
---|
977 | endif |
---|
978 | |
---|
979 | ncstat = nf_def_dim (nc_file_id, 'src_grid_rank', |
---|
980 | & itmp1, nc_srcgrdrank_id) |
---|
981 | call netcdf_error_handler(ncstat) |
---|
982 | |
---|
983 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_rank', |
---|
984 | & itmp2, nc_dstgrdrank_id) |
---|
985 | call netcdf_error_handler(ncstat) |
---|
986 | |
---|
987 | !*** |
---|
988 | !*** define first two dims as if 2-d cartesian domain |
---|
989 | !*** |
---|
990 | |
---|
991 | if (direction == 1) then |
---|
992 | itmp1 = grid1_dims(1) |
---|
993 | if (grid1_rank > 1) then |
---|
994 | itmp2 = grid1_dims(2) |
---|
995 | else |
---|
996 | itmp2 = 0 |
---|
997 | endif |
---|
998 | itmp3 = grid2_dims(1) |
---|
999 | if (grid2_rank > 1) then |
---|
1000 | itmp4 = grid2_dims(2) |
---|
1001 | else |
---|
1002 | itmp4 = 0 |
---|
1003 | endif |
---|
1004 | else |
---|
1005 | itmp1 = grid2_dims(1) |
---|
1006 | if (grid2_rank > 1) then |
---|
1007 | itmp2 = grid2_dims(2) |
---|
1008 | else |
---|
1009 | itmp2 = 0 |
---|
1010 | endif |
---|
1011 | itmp3 = grid1_dims(1) |
---|
1012 | if (grid1_rank > 1) then |
---|
1013 | itmp4 = grid1_dims(2) |
---|
1014 | else |
---|
1015 | itmp4 = 0 |
---|
1016 | endif |
---|
1017 | endif |
---|
1018 | |
---|
1019 | ncstat = nf_def_dim (nc_file_id, 'ni_a', itmp1, nc_src_isize_id) |
---|
1020 | call netcdf_error_handler(ncstat) |
---|
1021 | |
---|
1022 | ncstat = nf_def_dim (nc_file_id, 'nj_a', itmp2, nc_src_jsize_id) |
---|
1023 | call netcdf_error_handler(ncstat) |
---|
1024 | |
---|
1025 | ncstat = nf_def_dim (nc_file_id, 'ni_b', itmp3, nc_dst_isize_id) |
---|
1026 | call netcdf_error_handler(ncstat) |
---|
1027 | |
---|
1028 | ncstat = nf_def_dim (nc_file_id, 'nj_b', itmp4, nc_dst_jsize_id) |
---|
1029 | call netcdf_error_handler(ncstat) |
---|
1030 | |
---|
1031 | !*** |
---|
1032 | !*** define map size dimensions |
---|
1033 | !*** |
---|
1034 | |
---|
1035 | if (direction == 1) then |
---|
1036 | itmp1 = num_links_map1 |
---|
1037 | else |
---|
1038 | itmp1 = num_links_map2 |
---|
1039 | endif |
---|
1040 | |
---|
1041 | ncstat = nf_def_dim (nc_file_id, 'n_s', itmp1, nc_numlinks_id) |
---|
1042 | call netcdf_error_handler(ncstat) |
---|
1043 | |
---|
1044 | ncstat = nf_def_dim (nc_file_id, 'num_wgts', |
---|
1045 | & num_wts, nc_numwgts_id) |
---|
1046 | call netcdf_error_handler(ncstat) |
---|
1047 | |
---|
1048 | if (num_wts > 1) then |
---|
1049 | ncstat = nf_def_dim (nc_file_id, 'num_wgts1', |
---|
1050 | & num_wts-1, nc_numwgts1_id) |
---|
1051 | call netcdf_error_handler(ncstat) |
---|
1052 | endif |
---|
1053 | |
---|
1054 | !*** |
---|
1055 | !*** define grid dimensions |
---|
1056 | !*** |
---|
1057 | |
---|
1058 | ncstat = nf_def_var (nc_file_id, 'src_grid_dims', NF_INT, |
---|
1059 | & 1, nc_srcgrdrank_id, nc_srcgrddims_id) |
---|
1060 | call netcdf_error_handler(ncstat) |
---|
1061 | |
---|
1062 | ncstat = nf_def_var (nc_file_id, 'dst_grid_dims', NF_INT, |
---|
1063 | & 1, nc_dstgrdrank_id, nc_dstgrddims_id) |
---|
1064 | call netcdf_error_handler(ncstat) |
---|
1065 | |
---|
1066 | !----------------------------------------------------------------------- |
---|
1067 | ! |
---|
1068 | ! define all arrays for netCDF descriptors |
---|
1069 | ! |
---|
1070 | !----------------------------------------------------------------------- |
---|
1071 | |
---|
1072 | !*** |
---|
1073 | !*** define grid center latitude array |
---|
1074 | !*** |
---|
1075 | |
---|
1076 | ncstat = nf_def_var (nc_file_id, 'yc_a', |
---|
1077 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
1078 | & nc_srcgrdcntrlat_id) |
---|
1079 | call netcdf_error_handler(ncstat) |
---|
1080 | |
---|
1081 | ncstat = nf_def_var (nc_file_id, 'yc_b', |
---|
1082 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
1083 | & nc_dstgrdcntrlat_id) |
---|
1084 | call netcdf_error_handler(ncstat) |
---|
1085 | |
---|
1086 | !*** |
---|
1087 | !*** define grid center longitude array |
---|
1088 | !*** |
---|
1089 | |
---|
1090 | ncstat = nf_def_var (nc_file_id, 'xc_a', |
---|
1091 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
1092 | & nc_srcgrdcntrlon_id) |
---|
1093 | call netcdf_error_handler(ncstat) |
---|
1094 | |
---|
1095 | ncstat = nf_def_var (nc_file_id, 'xc_b', |
---|
1096 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
1097 | & nc_dstgrdcntrlon_id) |
---|
1098 | call netcdf_error_handler(ncstat) |
---|
1099 | |
---|
1100 | !*** |
---|
1101 | !*** define grid corner lat/lon arrays |
---|
1102 | !*** |
---|
1103 | |
---|
1104 | nc_dims2_id(1) = nc_srcgrdcorn_id |
---|
1105 | nc_dims2_id(2) = nc_srcgrdsize_id |
---|
1106 | |
---|
1107 | ncstat = nf_def_var (nc_file_id, 'yv_a', |
---|
1108 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
1109 | & nc_srcgrdcrnrlat_id) |
---|
1110 | call netcdf_error_handler(ncstat) |
---|
1111 | |
---|
1112 | ncstat = nf_def_var (nc_file_id, 'xv_a', |
---|
1113 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
1114 | & nc_srcgrdcrnrlon_id) |
---|
1115 | call netcdf_error_handler(ncstat) |
---|
1116 | |
---|
1117 | nc_dims2_id(1) = nc_dstgrdcorn_id |
---|
1118 | nc_dims2_id(2) = nc_dstgrdsize_id |
---|
1119 | |
---|
1120 | ncstat = nf_def_var (nc_file_id, 'yv_b', |
---|
1121 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
1122 | & nc_dstgrdcrnrlat_id) |
---|
1123 | call netcdf_error_handler(ncstat) |
---|
1124 | |
---|
1125 | ncstat = nf_def_var (nc_file_id, 'xv_b', |
---|
1126 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
1127 | & nc_dstgrdcrnrlon_id) |
---|
1128 | call netcdf_error_handler(ncstat) |
---|
1129 | |
---|
1130 | !*** |
---|
1131 | !*** CSM wants all in degrees |
---|
1132 | !*** |
---|
1133 | |
---|
1134 | grid1_units = 'degrees' |
---|
1135 | grid2_units = 'degrees' |
---|
1136 | |
---|
1137 | if (direction == 1) then |
---|
1138 | grid1_ctmp = grid1_units |
---|
1139 | grid2_ctmp = grid2_units |
---|
1140 | else |
---|
1141 | grid1_ctmp = grid2_units |
---|
1142 | grid2_ctmp = grid1_units |
---|
1143 | endif |
---|
1144 | |
---|
1145 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlat_id, |
---|
1146 | & 'units', 7, grid1_ctmp) |
---|
1147 | call netcdf_error_handler(ncstat) |
---|
1148 | |
---|
1149 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlat_id, |
---|
1150 | & 'units', 7, grid2_ctmp) |
---|
1151 | call netcdf_error_handler(ncstat) |
---|
1152 | |
---|
1153 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlon_id, |
---|
1154 | & 'units', 7, grid1_ctmp) |
---|
1155 | call netcdf_error_handler(ncstat) |
---|
1156 | |
---|
1157 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlon_id, |
---|
1158 | & 'units', 7, grid2_ctmp) |
---|
1159 | call netcdf_error_handler(ncstat) |
---|
1160 | |
---|
1161 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlat_id, |
---|
1162 | & 'units', 7, grid1_ctmp) |
---|
1163 | call netcdf_error_handler(ncstat) |
---|
1164 | |
---|
1165 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlon_id, |
---|
1166 | & 'units', 7, grid1_ctmp) |
---|
1167 | call netcdf_error_handler(ncstat) |
---|
1168 | |
---|
1169 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlat_id, |
---|
1170 | & 'units', 7, grid2_ctmp) |
---|
1171 | call netcdf_error_handler(ncstat) |
---|
1172 | |
---|
1173 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlon_id, |
---|
1174 | & 'units', 7, grid2_ctmp) |
---|
1175 | call netcdf_error_handler(ncstat) |
---|
1176 | |
---|
1177 | !*** |
---|
1178 | !*** define grid mask |
---|
1179 | !*** |
---|
1180 | |
---|
1181 | ncstat = nf_def_var (nc_file_id, 'mask_a', NF_INT, |
---|
1182 | & 1, nc_srcgrdsize_id, nc_srcgrdimask_id) |
---|
1183 | call netcdf_error_handler(ncstat) |
---|
1184 | |
---|
1185 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdimask_id, |
---|
1186 | & 'units', 8, 'unitless') |
---|
1187 | call netcdf_error_handler(ncstat) |
---|
1188 | |
---|
1189 | ncstat = nf_def_var (nc_file_id, 'mask_b', NF_INT, |
---|
1190 | & 1, nc_dstgrdsize_id, nc_dstgrdimask_id) |
---|
1191 | call netcdf_error_handler(ncstat) |
---|
1192 | |
---|
1193 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdimask_id, |
---|
1194 | & 'units', 8, 'unitless') |
---|
1195 | call netcdf_error_handler(ncstat) |
---|
1196 | |
---|
1197 | !*** |
---|
1198 | !*** define grid area arrays |
---|
1199 | !*** |
---|
1200 | |
---|
1201 | ncstat = nf_def_var (nc_file_id, 'area_a', |
---|
1202 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
1203 | & nc_srcgrdarea_id) |
---|
1204 | call netcdf_error_handler(ncstat) |
---|
1205 | |
---|
1206 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdarea_id, |
---|
1207 | & 'units', 14, 'square radians') |
---|
1208 | call netcdf_error_handler(ncstat) |
---|
1209 | |
---|
1210 | ncstat = nf_def_var (nc_file_id, 'area_b', |
---|
1211 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
1212 | & nc_dstgrdarea_id) |
---|
1213 | call netcdf_error_handler(ncstat) |
---|
1214 | |
---|
1215 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdarea_id, |
---|
1216 | & 'units', 14, 'square radians') |
---|
1217 | call netcdf_error_handler(ncstat) |
---|
1218 | |
---|
1219 | !*** |
---|
1220 | !*** define grid fraction arrays |
---|
1221 | !*** |
---|
1222 | |
---|
1223 | ncstat = nf_def_var (nc_file_id, 'frac_a', |
---|
1224 | & NF_DOUBLE, 1, nc_srcgrdsize_id, |
---|
1225 | & nc_srcgrdfrac_id) |
---|
1226 | call netcdf_error_handler(ncstat) |
---|
1227 | |
---|
1228 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdfrac_id, |
---|
1229 | & 'units', 8, 'unitless') |
---|
1230 | call netcdf_error_handler(ncstat) |
---|
1231 | |
---|
1232 | ncstat = nf_def_var (nc_file_id, 'frac_b', |
---|
1233 | & NF_DOUBLE, 1, nc_dstgrdsize_id, |
---|
1234 | & nc_dstgrdfrac_id) |
---|
1235 | call netcdf_error_handler(ncstat) |
---|
1236 | |
---|
1237 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdfrac_id, |
---|
1238 | & 'units', 8, 'unitless') |
---|
1239 | call netcdf_error_handler(ncstat) |
---|
1240 | |
---|
1241 | !*** |
---|
1242 | !*** define mapping arrays |
---|
1243 | !*** |
---|
1244 | |
---|
1245 | ncstat = nf_def_var (nc_file_id, 'col', |
---|
1246 | & NF_INT, 1, nc_numlinks_id, |
---|
1247 | & nc_srcadd_id) |
---|
1248 | call netcdf_error_handler(ncstat) |
---|
1249 | |
---|
1250 | ncstat = nf_def_var (nc_file_id, 'row', |
---|
1251 | & NF_INT, 1, nc_numlinks_id, |
---|
1252 | & nc_dstadd_id) |
---|
1253 | call netcdf_error_handler(ncstat) |
---|
1254 | |
---|
1255 | ncstat = nf_def_var (nc_file_id, 'S', |
---|
1256 | & NF_DOUBLE, 1, nc_numlinks_id, |
---|
1257 | & nc_rmpmatrix_id) |
---|
1258 | call netcdf_error_handler(ncstat) |
---|
1259 | |
---|
1260 | if (num_wts > 1) then |
---|
1261 | nc_dims2_id(1) = nc_numwgts1_id |
---|
1262 | nc_dims2_id(2) = nc_numlinks_id |
---|
1263 | |
---|
1264 | ncstat = nf_def_var (nc_file_id, 'S2', |
---|
1265 | & NF_DOUBLE, 2, nc_dims2_id, |
---|
1266 | & nc_rmpmatrix2_id) |
---|
1267 | call netcdf_error_handler(ncstat) |
---|
1268 | endif |
---|
1269 | |
---|
1270 | !*** |
---|
1271 | !*** end definition stage |
---|
1272 | !*** |
---|
1273 | |
---|
1274 | ncstat = nf_enddef(nc_file_id) |
---|
1275 | call netcdf_error_handler(ncstat) |
---|
1276 | |
---|
1277 | !----------------------------------------------------------------------- |
---|
1278 | ! |
---|
1279 | ! compute integer masks |
---|
1280 | ! |
---|
1281 | !----------------------------------------------------------------------- |
---|
1282 | |
---|
1283 | if (direction == 1) then |
---|
1284 | allocate (src_mask_int(grid1_size), |
---|
1285 | & dst_mask_int(grid2_size)) |
---|
1286 | |
---|
1287 | where (grid2_mask) |
---|
1288 | dst_mask_int = 1 |
---|
1289 | elsewhere |
---|
1290 | dst_mask_int = 0 |
---|
1291 | endwhere |
---|
1292 | |
---|
1293 | where (grid1_mask) |
---|
1294 | src_mask_int = 1 |
---|
1295 | elsewhere |
---|
1296 | src_mask_int = 0 |
---|
1297 | endwhere |
---|
1298 | else |
---|
1299 | allocate (src_mask_int(grid2_size), |
---|
1300 | & dst_mask_int(grid1_size)) |
---|
1301 | |
---|
1302 | where (grid1_mask) |
---|
1303 | dst_mask_int = 1 |
---|
1304 | elsewhere |
---|
1305 | dst_mask_int = 0 |
---|
1306 | endwhere |
---|
1307 | |
---|
1308 | where (grid2_mask) |
---|
1309 | src_mask_int = 1 |
---|
1310 | elsewhere |
---|
1311 | src_mask_int = 0 |
---|
1312 | endwhere |
---|
1313 | endif |
---|
1314 | |
---|
1315 | !----------------------------------------------------------------------- |
---|
1316 | ! |
---|
1317 | ! change units of lat/lon coordinates if input units different |
---|
1318 | ! from radians. if this is the second mapping, the conversion has |
---|
1319 | ! alread been done. |
---|
1320 | ! |
---|
1321 | !----------------------------------------------------------------------- |
---|
1322 | |
---|
1323 | if (grid1_units(1:7) == 'degrees' .and. direction == 1) then |
---|
1324 | grid1_center_lat = grid1_center_lat/deg2rad |
---|
1325 | grid1_center_lon = grid1_center_lon/deg2rad |
---|
1326 | grid1_corner_lat = grid1_corner_lat/deg2rad |
---|
1327 | grid1_corner_lon = grid1_corner_lon/deg2rad |
---|
1328 | endif |
---|
1329 | |
---|
1330 | if (grid2_units(1:7) == 'degrees' .and. direction == 1) then |
---|
1331 | grid2_center_lat = grid2_center_lat/deg2rad |
---|
1332 | grid2_center_lon = grid2_center_lon/deg2rad |
---|
1333 | grid2_corner_lat = grid2_corner_lat/deg2rad |
---|
1334 | grid2_corner_lon = grid2_corner_lon/deg2rad |
---|
1335 | endif |
---|
1336 | |
---|
1337 | !----------------------------------------------------------------------- |
---|
1338 | ! |
---|
1339 | ! write mapping data |
---|
1340 | ! |
---|
1341 | !----------------------------------------------------------------------- |
---|
1342 | |
---|
1343 | if (direction == 1) then |
---|
1344 | itmp1 = nc_srcgrddims_id |
---|
1345 | itmp2 = nc_dstgrddims_id |
---|
1346 | else |
---|
1347 | itmp2 = nc_srcgrddims_id |
---|
1348 | itmp1 = nc_dstgrddims_id |
---|
1349 | endif |
---|
1350 | |
---|
1351 | ncstat = nf_put_var_int(nc_file_id, itmp1, grid1_dims) |
---|
1352 | call netcdf_error_handler(ncstat) |
---|
1353 | |
---|
1354 | ncstat = nf_put_var_int(nc_file_id, itmp2, grid2_dims) |
---|
1355 | call netcdf_error_handler(ncstat) |
---|
1356 | |
---|
1357 | ncstat = nf_put_var_int(nc_file_id, nc_srcgrdimask_id, |
---|
1358 | & src_mask_int) |
---|
1359 | call netcdf_error_handler(ncstat) |
---|
1360 | |
---|
1361 | ncstat = nf_put_var_int(nc_file_id, nc_dstgrdimask_id, |
---|
1362 | & dst_mask_int) |
---|
1363 | call netcdf_error_handler(ncstat) |
---|
1364 | |
---|
1365 | deallocate(src_mask_int, dst_mask_int) |
---|
1366 | |
---|
1367 | if (direction == 1) then |
---|
1368 | itmp1 = nc_srcgrdcntrlat_id |
---|
1369 | itmp2 = nc_srcgrdcntrlon_id |
---|
1370 | itmp3 = nc_srcgrdcrnrlat_id |
---|
1371 | itmp4 = nc_srcgrdcrnrlon_id |
---|
1372 | else |
---|
1373 | itmp1 = nc_dstgrdcntrlat_id |
---|
1374 | itmp2 = nc_dstgrdcntrlon_id |
---|
1375 | itmp3 = nc_dstgrdcrnrlat_id |
---|
1376 | itmp4 = nc_dstgrdcrnrlon_id |
---|
1377 | endif |
---|
1378 | |
---|
1379 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_center_lat) |
---|
1380 | call netcdf_error_handler(ncstat) |
---|
1381 | |
---|
1382 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_center_lon) |
---|
1383 | call netcdf_error_handler(ncstat) |
---|
1384 | |
---|
1385 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid1_corner_lat) |
---|
1386 | call netcdf_error_handler(ncstat) |
---|
1387 | |
---|
1388 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid1_corner_lon) |
---|
1389 | call netcdf_error_handler(ncstat) |
---|
1390 | |
---|
1391 | if (direction == 1) then |
---|
1392 | itmp1 = nc_dstgrdcntrlat_id |
---|
1393 | itmp2 = nc_dstgrdcntrlon_id |
---|
1394 | itmp3 = nc_dstgrdcrnrlat_id |
---|
1395 | itmp4 = nc_dstgrdcrnrlon_id |
---|
1396 | else |
---|
1397 | itmp1 = nc_srcgrdcntrlat_id |
---|
1398 | itmp2 = nc_srcgrdcntrlon_id |
---|
1399 | itmp3 = nc_srcgrdcrnrlat_id |
---|
1400 | itmp4 = nc_srcgrdcrnrlon_id |
---|
1401 | endif |
---|
1402 | |
---|
1403 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid2_center_lat) |
---|
1404 | call netcdf_error_handler(ncstat) |
---|
1405 | |
---|
1406 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid2_center_lon) |
---|
1407 | call netcdf_error_handler(ncstat) |
---|
1408 | |
---|
1409 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_corner_lat) |
---|
1410 | call netcdf_error_handler(ncstat) |
---|
1411 | |
---|
1412 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_corner_lon) |
---|
1413 | call netcdf_error_handler(ncstat) |
---|
1414 | |
---|
1415 | if (direction == 1) then |
---|
1416 | itmp1 = nc_srcgrdarea_id |
---|
1417 | itmp2 = nc_srcgrdfrac_id |
---|
1418 | itmp3 = nc_dstgrdarea_id |
---|
1419 | itmp4 = nc_dstgrdfrac_id |
---|
1420 | else |
---|
1421 | itmp1 = nc_dstgrdarea_id |
---|
1422 | itmp2 = nc_dstgrdfrac_id |
---|
1423 | itmp3 = nc_srcgrdarea_id |
---|
1424 | itmp4 = nc_srcgrdfrac_id |
---|
1425 | endif |
---|
1426 | |
---|
1427 | if (luse_grid1_area) then |
---|
1428 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area_in) |
---|
1429 | else |
---|
1430 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area) |
---|
1431 | endif |
---|
1432 | call netcdf_error_handler(ncstat) |
---|
1433 | |
---|
1434 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_frac) |
---|
1435 | call netcdf_error_handler(ncstat) |
---|
1436 | |
---|
1437 | if (luse_grid2_area) then |
---|
1438 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
1439 | else |
---|
1440 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
1441 | endif |
---|
1442 | call netcdf_error_handler(ncstat) |
---|
1443 | |
---|
1444 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_frac) |
---|
1445 | call netcdf_error_handler(ncstat) |
---|
1446 | |
---|
1447 | if (direction == 1) then |
---|
1448 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, |
---|
1449 | & grid1_add_map1) |
---|
1450 | call netcdf_error_handler(ncstat) |
---|
1451 | |
---|
1452 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, |
---|
1453 | & grid2_add_map1) |
---|
1454 | call netcdf_error_handler(ncstat) |
---|
1455 | |
---|
1456 | if (num_wts == 1) then |
---|
1457 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
1458 | & wts_map1) |
---|
1459 | call netcdf_error_handler(ncstat) |
---|
1460 | else |
---|
1461 | allocate(wts1(num_links_map1),wts2(num_wts-1,num_links_map1)) |
---|
1462 | |
---|
1463 | wts1 = wts_map1(1,:) |
---|
1464 | wts2 = wts_map1(2:,:) |
---|
1465 | |
---|
1466 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
1467 | & wts1) |
---|
1468 | call netcdf_error_handler(ncstat) |
---|
1469 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix2_id, |
---|
1470 | & wts2) |
---|
1471 | call netcdf_error_handler(ncstat) |
---|
1472 | deallocate(wts1,wts2) |
---|
1473 | endif |
---|
1474 | else |
---|
1475 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, |
---|
1476 | & grid2_add_map2) |
---|
1477 | call netcdf_error_handler(ncstat) |
---|
1478 | |
---|
1479 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, |
---|
1480 | & grid1_add_map2) |
---|
1481 | call netcdf_error_handler(ncstat) |
---|
1482 | |
---|
1483 | if (num_wts == 1) then |
---|
1484 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
1485 | & wts_map2) |
---|
1486 | call netcdf_error_handler(ncstat) |
---|
1487 | else |
---|
1488 | allocate(wts1(num_links_map2),wts2(num_wts-1,num_links_map2)) |
---|
1489 | |
---|
1490 | wts1 = wts_map2(1,:) |
---|
1491 | wts2 = wts_map2(2:,:) |
---|
1492 | |
---|
1493 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, |
---|
1494 | & wts1) |
---|
1495 | call netcdf_error_handler(ncstat) |
---|
1496 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix2_id, |
---|
1497 | & wts2) |
---|
1498 | call netcdf_error_handler(ncstat) |
---|
1499 | deallocate(wts1,wts2) |
---|
1500 | endif |
---|
1501 | endif |
---|
1502 | |
---|
1503 | ncstat = nf_close(nc_file_id) |
---|
1504 | call netcdf_error_handler(ncstat) |
---|
1505 | |
---|
1506 | !----------------------------------------------------------------------- |
---|
1507 | |
---|
1508 | end subroutine write_remap_csm |
---|
1509 | |
---|
1510 | !*********************************************************************** |
---|
1511 | |
---|
1512 | end module remap_write |
---|
1513 | |
---|
1514 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
1515 | |
---|