[2352] | 1 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| 2 | ! |
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| 3 | ! This module contains routines for writing the remapping data to |
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| 4 | ! a file. Before writing the data for each mapping, the links are |
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| 5 | ! sorted by destination grid address. |
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| 6 | ! |
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| 7 | !----------------------------------------------------------------------- |
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| 8 | ! |
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[6486] | 9 | ! CVS:$Id$ |
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[2352] | 10 | ! |
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| 11 | ! Copyright (c) 1997, 1998 the Regents of the University of |
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| 12 | ! California. |
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| 13 | ! |
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| 14 | ! This software and ancillary information (herein called software) |
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| 15 | ! called SCRIP is made available under the terms described here. |
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| 16 | ! The software has been approved for release with associated |
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| 17 | ! LA-CC Number 98-45. |
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| 18 | ! |
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| 19 | ! Unless otherwise indicated, this software has been authored |
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| 20 | ! by an employee or employees of the University of California, |
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| 21 | ! operator of the Los Alamos National Laboratory under Contract |
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| 22 | ! No. W-7405-ENG-36 with the U.S. Department of Energy. The U.S. |
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| 23 | ! Government has rights to use, reproduce, and distribute this |
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| 24 | ! software. The public may copy and use this software without |
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| 25 | ! charge, provided that this Notice and any statement of authorship |
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| 26 | ! are reproduced on all copies. Neither the Government nor the |
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| 27 | ! University makes any warranty, express or implied, or assumes |
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| 28 | ! any liability or responsibility for the use of this software. |
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| 29 | ! |
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| 30 | ! If software is modified to produce derivative works, such modified |
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| 31 | ! software should be clearly marked, so as not to confuse it with |
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| 32 | ! the version available from Los Alamos National Laboratory. |
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| 33 | ! |
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| 34 | !*********************************************************************** |
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| 35 | |
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| 36 | module remap_write |
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| 37 | |
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| 38 | !----------------------------------------------------------------------- |
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| 39 | |
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| 40 | use kinds_mod ! defines common data types |
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| 41 | use constants ! defines common scalar constants |
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| 42 | use grids ! module containing grid information |
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| 43 | use remap_vars ! module containing remap information |
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| 44 | use netcdf_mod ! module with netCDF stuff |
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| 45 | |
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| 46 | implicit none |
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| 47 | |
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| 48 | !----------------------------------------------------------------------- |
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| 49 | ! |
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| 50 | ! module variables |
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| 51 | ! |
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| 52 | !----------------------------------------------------------------------- |
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| 53 | |
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| 54 | character(char_len), private :: & |
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| 55 | map_method & ! character string for map_type |
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| 56 | , normalize_opt & ! character string for normalization option |
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| 57 | , history & ! character string for history information |
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| 58 | , convention ! character string for output convention |
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| 59 | |
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| 60 | character(8), private :: & |
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| 61 | cdate ! character date string |
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| 62 | |
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| 63 | integer (kind=int_kind), dimension(:), allocatable, private :: & |
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| 64 | src_mask_int & ! integer masks to determine |
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| 65 | , dst_mask_int ! cells that participate in map |
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| 66 | |
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| 67 | !----------------------------------------------------------------------- |
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| 68 | ! |
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| 69 | ! various netCDF identifiers used by output routines |
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| 70 | ! |
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| 71 | !----------------------------------------------------------------------- |
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| 72 | |
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| 73 | integer (kind=int_kind), private :: & |
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| 74 | ncstat & ! error flag for netCDF calls |
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| 75 | , nc_file_id & ! id for netCDF file |
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| 76 | , nc_srcgrdsize_id & ! id for source grid size |
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| 77 | , nc_dstgrdsize_id & ! id for destination grid size |
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| 78 | , nc_srcgrdcorn_id & ! id for number of source grid corners |
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| 79 | , nc_dstgrdcorn_id & ! id for number of dest grid corners |
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| 80 | , nc_srcgrdrank_id & ! id for source grid rank |
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| 81 | , nc_dstgrdrank_id & ! id for dest grid rank |
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| 82 | , nc_numlinks_id & ! id for number of links in mapping |
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| 83 | , nc_numwgts_id & ! id for number of weights for mapping |
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| 84 | , nc_srcgrddims_id & ! id for source grid dimensions |
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| 85 | , nc_dstgrddims_id & ! id for dest grid dimensions |
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| 86 | , nc_srcgrdcntrlat_id & ! id for source grid center latitude |
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| 87 | , nc_dstgrdcntrlat_id & ! id for dest grid center latitude |
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| 88 | , nc_srcgrdcntrlon_id & ! id for source grid center longitude |
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| 89 | , nc_dstgrdcntrlon_id & ! id for dest grid center longitude |
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| 90 | , nc_srcgrdimask_id & ! id for source grid mask |
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| 91 | , nc_dstgrdimask_id & ! id for dest grid mask |
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| 92 | , nc_srcgrdcrnrlat_id & ! id for latitude of source grid corners |
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| 93 | , nc_srcgrdcrnrlon_id & ! id for longitude of source grid corners |
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| 94 | , nc_dstgrdcrnrlat_id & ! id for latitude of dest grid corners |
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| 95 | , nc_dstgrdcrnrlon_id & ! id for longitude of dest grid corners |
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| 96 | , nc_srcgrdarea_id & ! id for area of source grid cells |
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| 97 | , nc_dstgrdarea_id & ! id for area of dest grid cells |
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| 98 | , nc_srcgrdfrac_id & ! id for area fraction on source grid |
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| 99 | , nc_dstgrdfrac_id & ! id for area fraction on dest grid |
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| 100 | , nc_srcadd_id & ! id for map source address |
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| 101 | , nc_dstadd_id & ! id for map destination address |
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| 102 | , nc_rmpmatrix_id ! id for remapping matrix |
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| 103 | |
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| 104 | integer (kind=int_kind), dimension(2), private :: & |
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| 105 | nc_dims2_id ! netCDF ids for 2d array dims |
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| 106 | |
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| 107 | !*********************************************************************** |
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| 108 | |
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| 109 | contains |
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| 110 | |
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| 111 | !*********************************************************************** |
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| 112 | |
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| 113 | subroutine write_remap(map1_name, map2_name, & |
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| 114 | interp_file1, interp_file2, output_opt) |
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| 115 | |
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| 116 | !----------------------------------------------------------------------- |
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| 117 | ! |
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| 118 | ! calls correct output routine based on output format choice |
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| 119 | ! |
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| 120 | !----------------------------------------------------------------------- |
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| 121 | |
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| 122 | !----------------------------------------------------------------------- |
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| 123 | ! |
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| 124 | ! input variables |
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| 125 | ! |
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| 126 | !----------------------------------------------------------------------- |
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| 127 | |
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| 128 | character(char_len), intent(in) :: & |
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| 129 | map1_name, & ! name for mapping grid1 to grid2 |
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| 130 | map2_name, & ! name for mapping grid2 to grid1 |
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| 131 | interp_file1, & ! filename for map1 remap data |
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| 132 | interp_file2, & ! filename for map2 remap data |
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| 133 | output_opt ! option for output conventions |
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| 134 | |
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| 135 | !----------------------------------------------------------------------- |
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| 136 | ! |
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| 137 | ! local variables |
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| 138 | ! |
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| 139 | !----------------------------------------------------------------------- |
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| 140 | |
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| 141 | !----------------------------------------------------------------------- |
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| 142 | ! |
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| 143 | ! define some common variables to be used in all routines |
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| 144 | ! |
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| 145 | !----------------------------------------------------------------------- |
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| 146 | |
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| 147 | select case(norm_opt) |
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| 148 | case (norm_opt_none) |
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| 149 | normalize_opt = 'none' |
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| 150 | case (norm_opt_frcarea) |
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| 151 | normalize_opt = 'fracarea' |
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| 152 | case (norm_opt_dstarea) |
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| 153 | normalize_opt = 'destarea' |
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| 154 | end select |
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| 155 | |
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| 156 | select case(map_type) |
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| 157 | case(map_type_conserv) |
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| 158 | map_method = 'Conservative remapping' |
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| 159 | case(map_type_bilinear) |
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| 160 | map_method = 'Bilinear remapping' |
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| 161 | case(map_type_distwgt) |
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| 162 | map_method = 'Distance weighted avg of nearest neighbors' |
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| 163 | case(map_type_bicubic) |
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| 164 | map_method = 'Bicubic remapping' |
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| 165 | case default |
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| 166 | stop 'Invalid Map Type' |
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| 167 | end select |
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| 168 | |
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| 169 | call date_and_time(date=cdate) |
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| 170 | write (history,1000) cdate(5:6),cdate(7:8),cdate(1:4) |
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| 171 | 1000 format('Created: ',a2,'-',a2,'-',a4) |
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| 172 | |
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| 173 | !----------------------------------------------------------------------- |
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| 174 | ! |
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| 175 | ! sort address and weight arrays |
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| 176 | ! |
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| 177 | !----------------------------------------------------------------------- |
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| 178 | |
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| 179 | call sort_add(grid2_add_map1, grid1_add_map1, wts_map1) |
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| 180 | if (num_maps > 1) then |
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| 181 | call sort_add(grid1_add_map2, grid2_add_map2, wts_map2) |
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| 182 | endif |
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| 183 | |
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| 184 | !----------------------------------------------------------------------- |
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| 185 | ! |
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| 186 | ! call appropriate output routine |
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| 187 | ! |
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| 188 | !----------------------------------------------------------------------- |
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| 189 | |
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| 190 | select case(output_opt) |
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| 191 | case ('scrip') |
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| 192 | call write_remap_scrip(map1_name, interp_file1, 1) |
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| 193 | case ('ncar-csm') |
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| 194 | call write_remap_csm (map1_name, interp_file1, 1) |
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| 195 | case default |
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| 196 | stop 'unknown output file convention' |
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| 197 | end select |
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| 198 | |
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| 199 | !----------------------------------------------------------------------- |
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| 200 | ! |
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| 201 | ! call appropriate output routine for second mapping if required |
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| 202 | ! |
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| 203 | !----------------------------------------------------------------------- |
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| 204 | |
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| 205 | if (num_maps > 1) then |
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| 206 | select case(output_opt) |
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| 207 | case ('scrip') |
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| 208 | call write_remap_scrip(map2_name, interp_file2, 2) |
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| 209 | case ('ncar-csm') |
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| 210 | call write_remap_csm (map2_name, interp_file2, 2) |
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| 211 | case default |
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| 212 | stop 'unknown output file convention' |
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| 213 | end select |
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| 214 | endif |
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| 215 | |
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| 216 | !----------------------------------------------------------------------- |
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| 217 | |
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| 218 | end subroutine write_remap |
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| 219 | |
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| 220 | !*********************************************************************** |
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| 221 | |
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| 222 | subroutine write_remap_scrip(map_name, interp_file, direction) |
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| 223 | |
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| 224 | !----------------------------------------------------------------------- |
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| 225 | ! |
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| 226 | ! writes remap data to a netCDF file using SCRIP conventions |
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| 227 | ! |
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| 228 | !----------------------------------------------------------------------- |
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| 229 | |
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| 230 | !----------------------------------------------------------------------- |
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| 231 | ! |
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| 232 | ! input variables |
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| 233 | ! |
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| 234 | !----------------------------------------------------------------------- |
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| 235 | |
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| 236 | character(char_len), intent(in) :: & |
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| 237 | map_name & ! name for mapping |
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| 238 | , interp_file ! filename for remap data |
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| 239 | |
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| 240 | integer (kind=int_kind), intent(in) :: & |
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| 241 | direction ! direction of map (1=grid1 to grid2 |
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| 242 | ! 2=grid2 to grid1) |
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| 243 | |
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| 244 | !----------------------------------------------------------------------- |
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| 245 | ! |
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| 246 | ! local variables |
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| 247 | ! |
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| 248 | !----------------------------------------------------------------------- |
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| 249 | |
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| 250 | character(char_len) :: & |
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| 251 | grid1_ctmp & ! character temp for grid1 names |
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| 252 | , grid2_ctmp ! character temp for grid2 names |
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| 253 | |
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| 254 | integer (kind=int_kind) :: & |
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| 255 | itmp1 & ! integer temp |
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| 256 | , itmp2 & ! integer temp |
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| 257 | , itmp3 & ! integer temp |
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| 258 | , itmp4 ! integer temp |
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| 259 | |
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| 260 | !----------------------------------------------------------------------- |
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| 261 | ! |
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| 262 | ! create netCDF file for mapping and define some global attributes |
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| 263 | ! |
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| 264 | !----------------------------------------------------------------------- |
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| 265 | |
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| 266 | ncstat = nf_create (interp_file, NF_CLOBBER, nc_file_id) |
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| 267 | call netcdf_error_handler(ncstat) |
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| 268 | |
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| 269 | !*** |
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| 270 | !*** map name |
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| 271 | !*** |
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| 272 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'title', & |
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| 273 | len_trim(map_name), map_name) |
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| 274 | call netcdf_error_handler(ncstat) |
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| 275 | |
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| 276 | !*** |
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| 277 | !*** normalization option |
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| 278 | !*** |
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| 279 | ncstat = nf_put_att_text(nc_file_id, NF_GLOBAL, 'normalization', & |
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| 280 | len_trim(normalize_opt), normalize_opt) |
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| 281 | call netcdf_error_handler(ncstat) |
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| 282 | |
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| 283 | !*** |
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| 284 | !*** map method |
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| 285 | !*** |
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| 286 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'map_method', & |
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| 287 | len_trim(map_method), map_method) |
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| 288 | call netcdf_error_handler(ncstat) |
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| 289 | |
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| 290 | !*** |
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| 291 | !*** history |
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| 292 | !*** |
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| 293 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'history', & |
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| 294 | len_trim(history), history) |
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| 295 | call netcdf_error_handler(ncstat) |
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| 296 | |
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| 297 | !*** |
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| 298 | !*** file convention |
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| 299 | !*** |
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| 300 | convention = 'SCRIP' |
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| 301 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'conventions', & |
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| 302 | len_trim(convention), convention) |
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| 303 | call netcdf_error_handler(ncstat) |
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| 304 | |
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| 305 | !*** |
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| 306 | !*** source and destination grid names |
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| 307 | !*** |
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| 308 | |
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| 309 | if (direction == 1) then |
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| 310 | grid1_ctmp = 'source_grid' |
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| 311 | grid2_ctmp = 'dest_grid' |
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| 312 | else |
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| 313 | grid1_ctmp = 'dest_grid' |
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| 314 | grid2_ctmp = 'source_grid' |
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| 315 | endif |
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| 316 | |
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| 317 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid1_ctmp), & |
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| 318 | len_trim(grid1_name), grid1_name) |
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| 319 | call netcdf_error_handler(ncstat) |
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| 320 | |
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| 321 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid2_ctmp), & |
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| 322 | len_trim(grid2_name), grid2_name) |
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| 323 | call netcdf_error_handler(ncstat) |
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| 324 | |
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| 325 | !----------------------------------------------------------------------- |
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| 326 | ! |
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| 327 | ! prepare netCDF dimension info |
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| 328 | ! |
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| 329 | !----------------------------------------------------------------------- |
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| 330 | |
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| 331 | !*** |
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| 332 | !*** define grid size dimensions |
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| 333 | !*** |
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| 334 | |
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| 335 | if (direction == 1) then |
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| 336 | itmp1 = grid1_size |
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| 337 | itmp2 = grid2_size |
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| 338 | else |
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| 339 | itmp1 = grid2_size |
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| 340 | itmp2 = grid1_size |
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| 341 | endif |
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| 342 | |
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| 343 | ncstat = nf_def_dim (nc_file_id, 'src_grid_size', itmp1, & |
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| 344 | nc_srcgrdsize_id) |
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| 345 | call netcdf_error_handler(ncstat) |
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| 346 | |
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| 347 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_size', itmp2, & |
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| 348 | nc_dstgrdsize_id) |
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| 349 | call netcdf_error_handler(ncstat) |
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| 350 | |
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| 351 | !*** |
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| 352 | !*** define grid corner dimension |
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| 353 | !*** |
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| 354 | |
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| 355 | if (direction == 1) then |
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| 356 | itmp1 = grid1_corners |
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| 357 | itmp2 = grid2_corners |
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| 358 | else |
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| 359 | itmp1 = grid2_corners |
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| 360 | itmp2 = grid1_corners |
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| 361 | endif |
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| 362 | |
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| 363 | ncstat = nf_def_dim (nc_file_id, 'src_grid_corners', & |
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| 364 | itmp1, nc_srcgrdcorn_id) |
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| 365 | call netcdf_error_handler(ncstat) |
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| 366 | |
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| 367 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_corners', & |
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| 368 | itmp2, nc_dstgrdcorn_id) |
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| 369 | call netcdf_error_handler(ncstat) |
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| 370 | |
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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 | !*** |
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| 392 | !*** define map size dimensions |
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| 393 | !*** |
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| 394 | |
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| 395 | if (direction == 1) then |
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| 396 | itmp1 = num_links_map1 |
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| 397 | else |
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| 398 | itmp1 = num_links_map2 |
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| 399 | endif |
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| 400 | |
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| 401 | ncstat = nf_def_dim (nc_file_id, 'num_links', & |
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| 402 | itmp1, nc_numlinks_id) |
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| 403 | call netcdf_error_handler(ncstat) |
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| 404 | |
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| 405 | ncstat = nf_def_dim (nc_file_id, 'num_wgts', & |
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| 406 | num_wts, nc_numwgts_id) |
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| 407 | call netcdf_error_handler(ncstat) |
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| 408 | |
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| 409 | !*** |
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| 410 | !*** define grid dimensions |
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| 411 | !*** |
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| 412 | |
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| 413 | ncstat = nf_def_var (nc_file_id, 'src_grid_dims', NF_INT, & |
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| 414 | 1, nc_srcgrdrank_id, nc_srcgrddims_id) |
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| 415 | call netcdf_error_handler(ncstat) |
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| 416 | |
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| 417 | ncstat = nf_def_var (nc_file_id, 'dst_grid_dims', NF_INT, & |
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| 418 | 1, nc_dstgrdrank_id, nc_dstgrddims_id) |
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| 419 | call netcdf_error_handler(ncstat) |
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| 420 | |
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| 421 | !----------------------------------------------------------------------- |
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| 422 | ! |
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| 423 | ! define all arrays for netCDF descriptors |
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| 424 | ! |
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| 425 | !----------------------------------------------------------------------- |
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| 426 | |
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| 427 | !*** |
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| 428 | !*** define grid center latitude array |
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| 429 | !*** |
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| 430 | |
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| 431 | ncstat = nf_def_var (nc_file_id, 'src_grid_center_lat', & |
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| 432 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
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| 433 | nc_srcgrdcntrlat_id) |
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| 434 | call netcdf_error_handler(ncstat) |
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| 435 | |
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| 436 | ncstat = nf_def_var (nc_file_id, 'dst_grid_center_lat', & |
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| 437 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
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| 438 | nc_dstgrdcntrlat_id) |
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| 439 | call netcdf_error_handler(ncstat) |
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| 440 | |
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| 441 | !*** |
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| 442 | !*** define grid center longitude array |
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| 443 | !*** |
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| 444 | |
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| 445 | ncstat = nf_def_var (nc_file_id, 'src_grid_center_lon', & |
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| 446 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
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| 447 | nc_srcgrdcntrlon_id) |
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| 448 | call netcdf_error_handler(ncstat) |
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| 449 | |
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| 450 | ncstat = nf_def_var (nc_file_id, 'dst_grid_center_lon', & |
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| 451 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
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| 452 | nc_dstgrdcntrlon_id) |
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| 453 | call netcdf_error_handler(ncstat) |
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| 454 | |
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| 455 | !*** |
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| 456 | !*** define grid corner lat/lon arrays |
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| 457 | !*** |
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| 458 | |
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| 459 | nc_dims2_id(1) = nc_srcgrdcorn_id |
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| 460 | nc_dims2_id(2) = nc_srcgrdsize_id |
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| 461 | |
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| 462 | ncstat = nf_def_var (nc_file_id, 'src_grid_corner_lat', & |
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| 463 | NF_DOUBLE, 2, nc_dims2_id, & |
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| 464 | nc_srcgrdcrnrlat_id) |
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| 465 | call netcdf_error_handler(ncstat) |
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| 466 | |
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| 467 | ncstat = nf_def_var (nc_file_id, 'src_grid_corner_lon', & |
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| 468 | NF_DOUBLE, 2, nc_dims2_id, & |
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| 469 | nc_srcgrdcrnrlon_id) |
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| 470 | call netcdf_error_handler(ncstat) |
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| 471 | |
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| 472 | nc_dims2_id(1) = nc_dstgrdcorn_id |
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| 473 | nc_dims2_id(2) = nc_dstgrdsize_id |
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| 474 | |
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| 475 | ncstat = nf_def_var (nc_file_id, 'dst_grid_corner_lat', & |
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| 476 | NF_DOUBLE, 2, nc_dims2_id, & |
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| 477 | nc_dstgrdcrnrlat_id) |
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| 478 | call netcdf_error_handler(ncstat) |
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| 479 | |
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| 480 | ncstat = nf_def_var (nc_file_id, 'dst_grid_corner_lon', & |
---|
| 481 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 482 | nc_dstgrdcrnrlon_id) |
---|
| 483 | call netcdf_error_handler(ncstat) |
---|
| 484 | |
---|
| 485 | !*** |
---|
| 486 | !*** define units for all coordinate arrays |
---|
| 487 | !*** |
---|
| 488 | |
---|
| 489 | if (direction == 1) then |
---|
| 490 | grid1_ctmp = grid1_units |
---|
| 491 | grid2_ctmp = grid2_units |
---|
| 492 | else |
---|
| 493 | grid1_ctmp = grid2_units |
---|
| 494 | grid2_ctmp = grid1_units |
---|
| 495 | endif |
---|
| 496 | |
---|
| 497 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlat_id, & |
---|
| 498 | 'units', 7, grid1_ctmp) |
---|
| 499 | call netcdf_error_handler(ncstat) |
---|
| 500 | |
---|
| 501 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlat_id, & |
---|
| 502 | 'units', 7, grid2_ctmp) |
---|
| 503 | call netcdf_error_handler(ncstat) |
---|
| 504 | |
---|
| 505 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlon_id, & |
---|
| 506 | 'units', 7, grid1_ctmp) |
---|
| 507 | call netcdf_error_handler(ncstat) |
---|
| 508 | |
---|
| 509 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlon_id, & |
---|
| 510 | 'units', 7, grid2_ctmp) |
---|
| 511 | call netcdf_error_handler(ncstat) |
---|
| 512 | |
---|
| 513 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlat_id, & |
---|
| 514 | 'units', 7, grid1_ctmp) |
---|
| 515 | call netcdf_error_handler(ncstat) |
---|
| 516 | |
---|
| 517 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlon_id, & |
---|
| 518 | 'units', 7, grid1_ctmp) |
---|
| 519 | call netcdf_error_handler(ncstat) |
---|
| 520 | |
---|
| 521 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlat_id, & |
---|
| 522 | 'units', 7, grid2_ctmp) |
---|
| 523 | call netcdf_error_handler(ncstat) |
---|
| 524 | |
---|
| 525 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlon_id, & |
---|
| 526 | 'units', 7, grid2_ctmp) |
---|
| 527 | call netcdf_error_handler(ncstat) |
---|
| 528 | |
---|
| 529 | !*** |
---|
| 530 | !*** define grid mask |
---|
| 531 | !*** |
---|
| 532 | |
---|
| 533 | ncstat = nf_def_var (nc_file_id, 'src_grid_imask', NF_INT, & |
---|
| 534 | 1, nc_srcgrdsize_id, nc_srcgrdimask_id) |
---|
| 535 | call netcdf_error_handler(ncstat) |
---|
| 536 | |
---|
| 537 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdimask_id, & |
---|
| 538 | 'units', 8, 'unitless') |
---|
| 539 | call netcdf_error_handler(ncstat) |
---|
| 540 | |
---|
| 541 | ncstat = nf_def_var (nc_file_id, 'dst_grid_imask', NF_INT, & |
---|
| 542 | 1, nc_dstgrdsize_id, nc_dstgrdimask_id) |
---|
| 543 | call netcdf_error_handler(ncstat) |
---|
| 544 | |
---|
| 545 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdimask_id, & |
---|
| 546 | 'units', 8, 'unitless') |
---|
| 547 | call netcdf_error_handler(ncstat) |
---|
| 548 | |
---|
| 549 | !*** |
---|
| 550 | !*** define grid area arrays |
---|
| 551 | !*** |
---|
| 552 | |
---|
| 553 | ncstat = nf_def_var (nc_file_id, 'src_grid_area', & |
---|
| 554 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 555 | nc_srcgrdarea_id) |
---|
| 556 | call netcdf_error_handler(ncstat) |
---|
| 557 | |
---|
| 558 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdarea_id, & |
---|
| 559 | 'units', 14, 'square radians') |
---|
| 560 | call netcdf_error_handler(ncstat) |
---|
| 561 | |
---|
| 562 | ncstat = nf_def_var (nc_file_id, 'dst_grid_area', & |
---|
| 563 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 564 | nc_dstgrdarea_id) |
---|
| 565 | call netcdf_error_handler(ncstat) |
---|
| 566 | |
---|
| 567 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdarea_id, & |
---|
| 568 | 'units', 14, 'square radians') |
---|
| 569 | call netcdf_error_handler(ncstat) |
---|
| 570 | |
---|
| 571 | !*** |
---|
| 572 | !*** define grid fraction arrays |
---|
| 573 | !*** |
---|
| 574 | |
---|
| 575 | ncstat = nf_def_var (nc_file_id, 'src_grid_frac', & |
---|
| 576 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 577 | nc_srcgrdfrac_id) |
---|
| 578 | call netcdf_error_handler(ncstat) |
---|
| 579 | |
---|
| 580 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdfrac_id, & |
---|
| 581 | 'units', 8, 'unitless') |
---|
| 582 | call netcdf_error_handler(ncstat) |
---|
| 583 | |
---|
| 584 | ncstat = nf_def_var (nc_file_id, 'dst_grid_frac', & |
---|
| 585 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 586 | nc_dstgrdfrac_id) |
---|
| 587 | call netcdf_error_handler(ncstat) |
---|
| 588 | |
---|
| 589 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdfrac_id, & |
---|
| 590 | 'units', 8, 'unitless') |
---|
| 591 | call netcdf_error_handler(ncstat) |
---|
| 592 | |
---|
| 593 | !*** |
---|
| 594 | !*** define mapping arrays |
---|
| 595 | !*** |
---|
| 596 | |
---|
| 597 | ncstat = nf_def_var (nc_file_id, 'src_address', & |
---|
| 598 | NF_INT, 1, nc_numlinks_id, & |
---|
| 599 | nc_srcadd_id) |
---|
| 600 | call netcdf_error_handler(ncstat) |
---|
| 601 | |
---|
| 602 | ncstat = nf_def_var (nc_file_id, 'dst_address', & |
---|
| 603 | NF_INT, 1, nc_numlinks_id, & |
---|
| 604 | nc_dstadd_id) |
---|
| 605 | call netcdf_error_handler(ncstat) |
---|
| 606 | |
---|
| 607 | nc_dims2_id(1) = nc_numwgts_id |
---|
| 608 | nc_dims2_id(2) = nc_numlinks_id |
---|
| 609 | |
---|
| 610 | ncstat = nf_def_var (nc_file_id, 'remap_matrix', & |
---|
| 611 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 612 | nc_rmpmatrix_id) |
---|
| 613 | call netcdf_error_handler(ncstat) |
---|
| 614 | |
---|
| 615 | !*** |
---|
| 616 | !*** end definition stage |
---|
| 617 | !*** |
---|
| 618 | |
---|
| 619 | ncstat = nf_enddef(nc_file_id) |
---|
| 620 | call netcdf_error_handler(ncstat) |
---|
| 621 | |
---|
| 622 | !----------------------------------------------------------------------- |
---|
| 623 | ! |
---|
| 624 | ! compute integer masks |
---|
| 625 | ! |
---|
| 626 | !----------------------------------------------------------------------- |
---|
| 627 | |
---|
| 628 | if (direction == 1) then |
---|
| 629 | allocate (src_mask_int(grid1_size), & |
---|
| 630 | dst_mask_int(grid2_size)) |
---|
| 631 | |
---|
| 632 | where (grid2_mask) |
---|
| 633 | dst_mask_int = 1 |
---|
| 634 | elsewhere |
---|
| 635 | dst_mask_int = 0 |
---|
| 636 | endwhere |
---|
| 637 | |
---|
| 638 | where (grid1_mask) |
---|
| 639 | src_mask_int = 1 |
---|
| 640 | elsewhere |
---|
| 641 | src_mask_int = 0 |
---|
| 642 | endwhere |
---|
| 643 | else |
---|
| 644 | allocate (src_mask_int(grid2_size), & |
---|
| 645 | dst_mask_int(grid1_size)) |
---|
| 646 | |
---|
| 647 | where (grid1_mask) |
---|
| 648 | dst_mask_int = 1 |
---|
| 649 | elsewhere |
---|
| 650 | dst_mask_int = 0 |
---|
| 651 | endwhere |
---|
| 652 | |
---|
| 653 | where (grid2_mask) |
---|
| 654 | src_mask_int = 1 |
---|
| 655 | elsewhere |
---|
| 656 | src_mask_int = 0 |
---|
| 657 | endwhere |
---|
| 658 | endif |
---|
| 659 | |
---|
| 660 | !----------------------------------------------------------------------- |
---|
| 661 | ! |
---|
| 662 | ! change units of lat/lon coordinates if input units different |
---|
| 663 | ! from radians |
---|
| 664 | ! |
---|
| 665 | !----------------------------------------------------------------------- |
---|
| 666 | |
---|
| 667 | if (grid1_units(1:7) == 'degrees' .and. direction == 1) then |
---|
| 668 | grid1_center_lat = grid1_center_lat/deg2rad |
---|
| 669 | grid1_center_lon = grid1_center_lon/deg2rad |
---|
| 670 | grid1_corner_lat = grid1_corner_lat/deg2rad |
---|
| 671 | grid1_corner_lon = grid1_corner_lon/deg2rad |
---|
| 672 | endif |
---|
| 673 | |
---|
| 674 | if (grid2_units(1:7) == 'degrees' .and. direction == 1) then |
---|
| 675 | grid2_center_lat = grid2_center_lat/deg2rad |
---|
| 676 | grid2_center_lon = grid2_center_lon/deg2rad |
---|
| 677 | grid2_corner_lat = grid2_corner_lat/deg2rad |
---|
| 678 | grid2_corner_lon = grid2_corner_lon/deg2rad |
---|
| 679 | endif |
---|
| 680 | |
---|
| 681 | !----------------------------------------------------------------------- |
---|
| 682 | ! |
---|
| 683 | ! write mapping data |
---|
| 684 | ! |
---|
| 685 | !----------------------------------------------------------------------- |
---|
| 686 | |
---|
| 687 | if (direction == 1) then |
---|
| 688 | itmp1 = nc_srcgrddims_id |
---|
| 689 | itmp2 = nc_dstgrddims_id |
---|
| 690 | else |
---|
| 691 | itmp2 = nc_srcgrddims_id |
---|
| 692 | itmp1 = nc_dstgrddims_id |
---|
| 693 | endif |
---|
| 694 | |
---|
| 695 | ncstat = nf_put_var_int(nc_file_id, itmp1, grid1_dims) |
---|
| 696 | call netcdf_error_handler(ncstat) |
---|
| 697 | |
---|
| 698 | ncstat = nf_put_var_int(nc_file_id, itmp2, grid2_dims) |
---|
| 699 | call netcdf_error_handler(ncstat) |
---|
| 700 | |
---|
| 701 | ncstat = nf_put_var_int(nc_file_id, nc_srcgrdimask_id, & |
---|
| 702 | src_mask_int) |
---|
| 703 | call netcdf_error_handler(ncstat) |
---|
| 704 | |
---|
| 705 | ncstat = nf_put_var_int(nc_file_id, nc_dstgrdimask_id, & |
---|
| 706 | dst_mask_int) |
---|
| 707 | call netcdf_error_handler(ncstat) |
---|
| 708 | |
---|
| 709 | deallocate(src_mask_int, dst_mask_int) |
---|
| 710 | |
---|
| 711 | if (direction == 1) then |
---|
| 712 | itmp1 = nc_srcgrdcntrlat_id |
---|
| 713 | itmp2 = nc_srcgrdcntrlon_id |
---|
| 714 | itmp3 = nc_srcgrdcrnrlat_id |
---|
| 715 | itmp4 = nc_srcgrdcrnrlon_id |
---|
| 716 | else |
---|
| 717 | itmp1 = nc_dstgrdcntrlat_id |
---|
| 718 | itmp2 = nc_dstgrdcntrlon_id |
---|
| 719 | itmp3 = nc_dstgrdcrnrlat_id |
---|
| 720 | itmp4 = nc_dstgrdcrnrlon_id |
---|
| 721 | endif |
---|
| 722 | |
---|
| 723 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_center_lat) |
---|
| 724 | call netcdf_error_handler(ncstat) |
---|
| 725 | |
---|
| 726 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_center_lon) |
---|
| 727 | call netcdf_error_handler(ncstat) |
---|
| 728 | |
---|
| 729 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid1_corner_lat) |
---|
| 730 | call netcdf_error_handler(ncstat) |
---|
| 731 | |
---|
| 732 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid1_corner_lon) |
---|
| 733 | call netcdf_error_handler(ncstat) |
---|
| 734 | |
---|
| 735 | if (direction == 1) then |
---|
| 736 | itmp1 = nc_dstgrdcntrlat_id |
---|
| 737 | itmp2 = nc_dstgrdcntrlon_id |
---|
| 738 | itmp3 = nc_dstgrdcrnrlat_id |
---|
| 739 | itmp4 = nc_dstgrdcrnrlon_id |
---|
| 740 | else |
---|
| 741 | itmp1 = nc_srcgrdcntrlat_id |
---|
| 742 | itmp2 = nc_srcgrdcntrlon_id |
---|
| 743 | itmp3 = nc_srcgrdcrnrlat_id |
---|
| 744 | itmp4 = nc_srcgrdcrnrlon_id |
---|
| 745 | endif |
---|
| 746 | |
---|
| 747 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid2_center_lat) |
---|
| 748 | call netcdf_error_handler(ncstat) |
---|
| 749 | |
---|
| 750 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid2_center_lon) |
---|
| 751 | call netcdf_error_handler(ncstat) |
---|
| 752 | |
---|
| 753 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_corner_lat) |
---|
| 754 | call netcdf_error_handler(ncstat) |
---|
| 755 | |
---|
| 756 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_corner_lon) |
---|
| 757 | call netcdf_error_handler(ncstat) |
---|
| 758 | |
---|
| 759 | if (direction == 1) then |
---|
| 760 | itmp1 = nc_srcgrdarea_id |
---|
| 761 | itmp2 = nc_srcgrdfrac_id |
---|
| 762 | itmp3 = nc_dstgrdarea_id |
---|
| 763 | itmp4 = nc_dstgrdfrac_id |
---|
| 764 | else |
---|
| 765 | itmp1 = nc_dstgrdarea_id |
---|
| 766 | itmp2 = nc_dstgrdfrac_id |
---|
| 767 | itmp3 = nc_srcgrdarea_id |
---|
| 768 | itmp4 = nc_srcgrdfrac_id |
---|
| 769 | endif |
---|
| 770 | |
---|
| 771 | if (luse_grid1_area) then |
---|
| 772 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area_in) |
---|
| 773 | else |
---|
| 774 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area) |
---|
| 775 | endif |
---|
| 776 | call netcdf_error_handler(ncstat) |
---|
| 777 | |
---|
| 778 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_frac) |
---|
| 779 | call netcdf_error_handler(ncstat) |
---|
| 780 | |
---|
| 781 | if (luse_grid2_area) then |
---|
| 782 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area_in) |
---|
| 783 | else |
---|
| 784 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
| 785 | endif |
---|
| 786 | call netcdf_error_handler(ncstat) |
---|
| 787 | |
---|
| 788 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_frac) |
---|
| 789 | call netcdf_error_handler(ncstat) |
---|
| 790 | |
---|
| 791 | if (direction == 1) then |
---|
| 792 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, & |
---|
| 793 | grid1_add_map1) |
---|
| 794 | call netcdf_error_handler(ncstat) |
---|
| 795 | |
---|
| 796 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, & |
---|
| 797 | grid2_add_map1) |
---|
| 798 | call netcdf_error_handler(ncstat) |
---|
| 799 | |
---|
| 800 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 801 | wts_map1) |
---|
| 802 | call netcdf_error_handler(ncstat) |
---|
| 803 | else |
---|
| 804 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, & |
---|
| 805 | grid2_add_map2) |
---|
| 806 | call netcdf_error_handler(ncstat) |
---|
| 807 | |
---|
| 808 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, & |
---|
| 809 | grid1_add_map2) |
---|
| 810 | call netcdf_error_handler(ncstat) |
---|
| 811 | |
---|
| 812 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 813 | wts_map2) |
---|
| 814 | call netcdf_error_handler(ncstat) |
---|
| 815 | endif |
---|
| 816 | |
---|
| 817 | ncstat = nf_close(nc_file_id) |
---|
| 818 | call netcdf_error_handler(ncstat) |
---|
| 819 | |
---|
| 820 | !----------------------------------------------------------------------- |
---|
| 821 | |
---|
| 822 | end subroutine write_remap_scrip |
---|
| 823 | |
---|
| 824 | !*********************************************************************** |
---|
| 825 | |
---|
| 826 | subroutine write_remap_csm(map_name, interp_file, direction) |
---|
| 827 | |
---|
| 828 | !----------------------------------------------------------------------- |
---|
| 829 | ! |
---|
| 830 | ! writes remap data to a netCDF file using NCAR-CSM conventions |
---|
| 831 | ! |
---|
| 832 | !----------------------------------------------------------------------- |
---|
| 833 | |
---|
| 834 | !----------------------------------------------------------------------- |
---|
| 835 | ! |
---|
| 836 | ! input variables |
---|
| 837 | ! |
---|
| 838 | !----------------------------------------------------------------------- |
---|
| 839 | |
---|
| 840 | character(char_len), intent(in) :: & |
---|
| 841 | map_name & ! name for mapping |
---|
| 842 | , interp_file ! filename for remap data |
---|
| 843 | |
---|
| 844 | integer (kind=int_kind), intent(in) :: & |
---|
| 845 | direction ! direction of map (1=grid1 to grid2 |
---|
| 846 | ! 2=grid2 to grid1) |
---|
| 847 | |
---|
| 848 | !----------------------------------------------------------------------- |
---|
| 849 | ! |
---|
| 850 | ! local variables |
---|
| 851 | ! |
---|
| 852 | !----------------------------------------------------------------------- |
---|
| 853 | |
---|
| 854 | character(char_len) :: & |
---|
| 855 | grid1_ctmp & ! character temp for grid1 names |
---|
| 856 | , grid2_ctmp ! character temp for grid2 names |
---|
| 857 | |
---|
| 858 | integer (kind=int_kind) :: & |
---|
| 859 | itmp1 & ! integer temp |
---|
| 860 | , itmp2 & ! integer temp |
---|
| 861 | , itmp3 & ! integer temp |
---|
| 862 | , itmp4 & ! integer temp |
---|
| 863 | , nc_numwgts1_id & ! extra netCDF id for additional weights |
---|
| 864 | , nc_src_isize_id & ! extra netCDF id for ni_a |
---|
| 865 | , nc_src_jsize_id & ! extra netCDF id for nj_a |
---|
| 866 | , nc_dst_isize_id & ! extra netCDF id for ni_b |
---|
| 867 | , nc_dst_jsize_id & ! extra netCDF id for nj_b |
---|
| 868 | , nc_rmpmatrix2_id ! extra netCDF id for high-order remap matrix |
---|
| 869 | |
---|
| 870 | real (kind=dbl_kind), dimension(:),allocatable :: & |
---|
| 871 | wts1 ! CSM wants single array for 1st-order wts |
---|
| 872 | |
---|
| 873 | real (kind=dbl_kind), dimension(:,:),allocatable :: & |
---|
| 874 | wts2 ! write remaining weights in different array |
---|
| 875 | |
---|
| 876 | !----------------------------------------------------------------------- |
---|
| 877 | ! |
---|
| 878 | ! create netCDF file for mapping and define some global attributes |
---|
| 879 | ! |
---|
| 880 | !----------------------------------------------------------------------- |
---|
| 881 | |
---|
| 882 | ncstat = nf_create (interp_file, NF_CLOBBER, nc_file_id) |
---|
| 883 | call netcdf_error_handler(ncstat) |
---|
| 884 | |
---|
| 885 | !*** |
---|
| 886 | !*** map name |
---|
| 887 | !*** |
---|
| 888 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'title', & |
---|
| 889 | len_trim(map_name), map_name) |
---|
| 890 | call netcdf_error_handler(ncstat) |
---|
| 891 | |
---|
| 892 | !*** |
---|
| 893 | !*** normalization option |
---|
| 894 | !*** |
---|
| 895 | ncstat = nf_put_att_text(nc_file_id, NF_GLOBAL, 'normalization', & |
---|
| 896 | len_trim(normalize_opt), normalize_opt) |
---|
| 897 | call netcdf_error_handler(ncstat) |
---|
| 898 | |
---|
| 899 | !*** |
---|
| 900 | !*** map method |
---|
| 901 | !*** |
---|
| 902 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'map_method', & |
---|
| 903 | len_trim(map_method), map_method) |
---|
| 904 | call netcdf_error_handler(ncstat) |
---|
| 905 | |
---|
| 906 | !*** |
---|
| 907 | !*** history |
---|
| 908 | !*** |
---|
| 909 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'history', & |
---|
| 910 | len_trim(history), history) |
---|
| 911 | call netcdf_error_handler(ncstat) |
---|
| 912 | |
---|
| 913 | !*** |
---|
| 914 | !*** file convention |
---|
| 915 | !*** |
---|
| 916 | convention = 'NCAR-CSM' |
---|
| 917 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, 'conventions', & |
---|
| 918 | len_trim(convention), convention) |
---|
| 919 | call netcdf_error_handler(ncstat) |
---|
| 920 | |
---|
| 921 | !*** |
---|
| 922 | !*** source and destination grid names |
---|
| 923 | !*** |
---|
| 924 | |
---|
| 925 | if (direction == 1) then |
---|
| 926 | grid1_ctmp = 'domain_a' |
---|
| 927 | grid2_ctmp = 'domain_b' |
---|
| 928 | else |
---|
| 929 | grid1_ctmp = 'domain_b' |
---|
| 930 | grid2_ctmp = 'domain_a' |
---|
| 931 | endif |
---|
| 932 | |
---|
| 933 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid1_ctmp), & |
---|
| 934 | len_trim(grid1_name), grid1_name) |
---|
| 935 | call netcdf_error_handler(ncstat) |
---|
| 936 | |
---|
| 937 | ncstat = nf_put_att_text (nc_file_id, NF_GLOBAL, trim(grid2_ctmp), & |
---|
| 938 | len_trim(grid2_name), grid2_name) |
---|
| 939 | call netcdf_error_handler(ncstat) |
---|
| 940 | |
---|
| 941 | !----------------------------------------------------------------------- |
---|
| 942 | ! |
---|
| 943 | ! prepare netCDF dimension info |
---|
| 944 | ! |
---|
| 945 | !----------------------------------------------------------------------- |
---|
| 946 | |
---|
| 947 | !*** |
---|
| 948 | !*** define grid size dimensions |
---|
| 949 | !*** |
---|
| 950 | |
---|
| 951 | if (direction == 1) then |
---|
| 952 | itmp1 = grid1_size |
---|
| 953 | itmp2 = grid2_size |
---|
| 954 | else |
---|
| 955 | itmp1 = grid2_size |
---|
| 956 | itmp2 = grid1_size |
---|
| 957 | endif |
---|
| 958 | |
---|
| 959 | ncstat = nf_def_dim (nc_file_id, 'n_a', itmp1, nc_srcgrdsize_id) |
---|
| 960 | call netcdf_error_handler(ncstat) |
---|
| 961 | |
---|
| 962 | ncstat = nf_def_dim (nc_file_id, 'n_b', itmp2, nc_dstgrdsize_id) |
---|
| 963 | call netcdf_error_handler(ncstat) |
---|
| 964 | |
---|
| 965 | !*** |
---|
| 966 | !*** define grid corner dimension |
---|
| 967 | !*** |
---|
| 968 | |
---|
| 969 | if (direction == 1) then |
---|
| 970 | itmp1 = grid1_corners |
---|
| 971 | itmp2 = grid2_corners |
---|
| 972 | else |
---|
| 973 | itmp1 = grid2_corners |
---|
| 974 | itmp2 = grid1_corners |
---|
| 975 | endif |
---|
| 976 | |
---|
| 977 | ncstat = nf_def_dim (nc_file_id, 'nv_a', itmp1, nc_srcgrdcorn_id) |
---|
| 978 | call netcdf_error_handler(ncstat) |
---|
| 979 | |
---|
| 980 | ncstat = nf_def_dim (nc_file_id, 'nv_b', itmp2, nc_dstgrdcorn_id) |
---|
| 981 | call netcdf_error_handler(ncstat) |
---|
| 982 | |
---|
| 983 | !*** |
---|
| 984 | !*** define grid rank dimension |
---|
| 985 | !*** |
---|
| 986 | |
---|
| 987 | if (direction == 1) then |
---|
| 988 | itmp1 = grid1_rank |
---|
| 989 | itmp2 = grid2_rank |
---|
| 990 | else |
---|
| 991 | itmp1 = grid2_rank |
---|
| 992 | itmp2 = grid1_rank |
---|
| 993 | endif |
---|
| 994 | |
---|
| 995 | ncstat = nf_def_dim (nc_file_id, 'src_grid_rank', & |
---|
| 996 | itmp1, nc_srcgrdrank_id) |
---|
| 997 | call netcdf_error_handler(ncstat) |
---|
| 998 | |
---|
| 999 | ncstat = nf_def_dim (nc_file_id, 'dst_grid_rank', & |
---|
| 1000 | itmp2, nc_dstgrdrank_id) |
---|
| 1001 | call netcdf_error_handler(ncstat) |
---|
| 1002 | |
---|
| 1003 | !*** |
---|
| 1004 | !*** define first two dims as if 2-d cartesian domain |
---|
| 1005 | !*** |
---|
| 1006 | |
---|
| 1007 | if (direction == 1) then |
---|
| 1008 | itmp1 = grid1_dims(1) |
---|
| 1009 | if (grid1_rank > 1) then |
---|
| 1010 | itmp2 = grid1_dims(2) |
---|
| 1011 | else |
---|
| 1012 | itmp2 = 0 |
---|
| 1013 | endif |
---|
| 1014 | itmp3 = grid2_dims(1) |
---|
| 1015 | if (grid2_rank > 1) then |
---|
| 1016 | itmp4 = grid2_dims(2) |
---|
| 1017 | else |
---|
| 1018 | itmp4 = 0 |
---|
| 1019 | endif |
---|
| 1020 | else |
---|
| 1021 | itmp1 = grid2_dims(1) |
---|
| 1022 | if (grid2_rank > 1) then |
---|
| 1023 | itmp2 = grid2_dims(2) |
---|
| 1024 | else |
---|
| 1025 | itmp2 = 0 |
---|
| 1026 | endif |
---|
| 1027 | itmp3 = grid1_dims(1) |
---|
| 1028 | if (grid1_rank > 1) then |
---|
| 1029 | itmp4 = grid1_dims(2) |
---|
| 1030 | else |
---|
| 1031 | itmp4 = 0 |
---|
| 1032 | endif |
---|
| 1033 | endif |
---|
| 1034 | |
---|
| 1035 | ncstat = nf_def_dim (nc_file_id, 'ni_a', itmp1, nc_src_isize_id) |
---|
| 1036 | call netcdf_error_handler(ncstat) |
---|
| 1037 | |
---|
| 1038 | ncstat = nf_def_dim (nc_file_id, 'nj_a', itmp2, nc_src_jsize_id) |
---|
| 1039 | call netcdf_error_handler(ncstat) |
---|
| 1040 | |
---|
| 1041 | ncstat = nf_def_dim (nc_file_id, 'ni_b', itmp3, nc_dst_isize_id) |
---|
| 1042 | call netcdf_error_handler(ncstat) |
---|
| 1043 | |
---|
| 1044 | ncstat = nf_def_dim (nc_file_id, 'nj_b', itmp4, nc_dst_jsize_id) |
---|
| 1045 | call netcdf_error_handler(ncstat) |
---|
| 1046 | |
---|
| 1047 | !*** |
---|
| 1048 | !*** define map size dimensions |
---|
| 1049 | !*** |
---|
| 1050 | |
---|
| 1051 | if (direction == 1) then |
---|
| 1052 | itmp1 = num_links_map1 |
---|
| 1053 | else |
---|
| 1054 | itmp1 = num_links_map2 |
---|
| 1055 | endif |
---|
| 1056 | |
---|
| 1057 | ncstat = nf_def_dim (nc_file_id, 'n_s', itmp1, nc_numlinks_id) |
---|
| 1058 | call netcdf_error_handler(ncstat) |
---|
| 1059 | |
---|
| 1060 | ncstat = nf_def_dim (nc_file_id, 'num_wgts', & |
---|
| 1061 | num_wts, nc_numwgts_id) |
---|
| 1062 | call netcdf_error_handler(ncstat) |
---|
| 1063 | |
---|
| 1064 | if (num_wts > 1) then |
---|
| 1065 | ncstat = nf_def_dim (nc_file_id, 'num_wgts1', & |
---|
| 1066 | num_wts-1, nc_numwgts1_id) |
---|
| 1067 | call netcdf_error_handler(ncstat) |
---|
| 1068 | endif |
---|
| 1069 | |
---|
| 1070 | !*** |
---|
| 1071 | !*** define grid dimensions |
---|
| 1072 | !*** |
---|
| 1073 | |
---|
| 1074 | ncstat = nf_def_var (nc_file_id, 'src_grid_dims', NF_INT, & |
---|
| 1075 | 1, nc_srcgrdrank_id, nc_srcgrddims_id) |
---|
| 1076 | call netcdf_error_handler(ncstat) |
---|
| 1077 | |
---|
| 1078 | ncstat = nf_def_var (nc_file_id, 'dst_grid_dims', NF_INT, & |
---|
| 1079 | 1, nc_dstgrdrank_id, nc_dstgrddims_id) |
---|
| 1080 | call netcdf_error_handler(ncstat) |
---|
| 1081 | |
---|
| 1082 | !----------------------------------------------------------------------- |
---|
| 1083 | ! |
---|
| 1084 | ! define all arrays for netCDF descriptors |
---|
| 1085 | ! |
---|
| 1086 | !----------------------------------------------------------------------- |
---|
| 1087 | |
---|
| 1088 | !*** |
---|
| 1089 | !*** define grid center latitude array |
---|
| 1090 | !*** |
---|
| 1091 | |
---|
| 1092 | ncstat = nf_def_var (nc_file_id, 'yc_a', & |
---|
| 1093 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 1094 | nc_srcgrdcntrlat_id) |
---|
| 1095 | call netcdf_error_handler(ncstat) |
---|
| 1096 | |
---|
| 1097 | ncstat = nf_def_var (nc_file_id, 'yc_b', & |
---|
| 1098 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 1099 | nc_dstgrdcntrlat_id) |
---|
| 1100 | call netcdf_error_handler(ncstat) |
---|
| 1101 | |
---|
| 1102 | !*** |
---|
| 1103 | !*** define grid center longitude array |
---|
| 1104 | !*** |
---|
| 1105 | |
---|
| 1106 | ncstat = nf_def_var (nc_file_id, 'xc_a', & |
---|
| 1107 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 1108 | nc_srcgrdcntrlon_id) |
---|
| 1109 | call netcdf_error_handler(ncstat) |
---|
| 1110 | |
---|
| 1111 | ncstat = nf_def_var (nc_file_id, 'xc_b', & |
---|
| 1112 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 1113 | nc_dstgrdcntrlon_id) |
---|
| 1114 | call netcdf_error_handler(ncstat) |
---|
| 1115 | |
---|
| 1116 | !*** |
---|
| 1117 | !*** define grid corner lat/lon arrays |
---|
| 1118 | !*** |
---|
| 1119 | |
---|
| 1120 | nc_dims2_id(1) = nc_srcgrdcorn_id |
---|
| 1121 | nc_dims2_id(2) = nc_srcgrdsize_id |
---|
| 1122 | |
---|
| 1123 | ncstat = nf_def_var (nc_file_id, 'yv_a', & |
---|
| 1124 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 1125 | nc_srcgrdcrnrlat_id) |
---|
| 1126 | call netcdf_error_handler(ncstat) |
---|
| 1127 | |
---|
| 1128 | ncstat = nf_def_var (nc_file_id, 'xv_a', & |
---|
| 1129 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 1130 | nc_srcgrdcrnrlon_id) |
---|
| 1131 | call netcdf_error_handler(ncstat) |
---|
| 1132 | |
---|
| 1133 | nc_dims2_id(1) = nc_dstgrdcorn_id |
---|
| 1134 | nc_dims2_id(2) = nc_dstgrdsize_id |
---|
| 1135 | |
---|
| 1136 | ncstat = nf_def_var (nc_file_id, 'yv_b', & |
---|
| 1137 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 1138 | nc_dstgrdcrnrlat_id) |
---|
| 1139 | call netcdf_error_handler(ncstat) |
---|
| 1140 | |
---|
| 1141 | ncstat = nf_def_var (nc_file_id, 'xv_b', & |
---|
| 1142 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 1143 | nc_dstgrdcrnrlon_id) |
---|
| 1144 | call netcdf_error_handler(ncstat) |
---|
| 1145 | |
---|
| 1146 | !*** |
---|
| 1147 | !*** CSM wants all in degrees |
---|
| 1148 | !*** |
---|
| 1149 | |
---|
| 1150 | grid1_units = 'degrees' |
---|
| 1151 | grid2_units = 'degrees' |
---|
| 1152 | |
---|
| 1153 | if (direction == 1) then |
---|
| 1154 | grid1_ctmp = grid1_units |
---|
| 1155 | grid2_ctmp = grid2_units |
---|
| 1156 | else |
---|
| 1157 | grid1_ctmp = grid2_units |
---|
| 1158 | grid2_ctmp = grid1_units |
---|
| 1159 | endif |
---|
| 1160 | |
---|
| 1161 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlat_id, & |
---|
| 1162 | 'units', 7, grid1_ctmp) |
---|
| 1163 | call netcdf_error_handler(ncstat) |
---|
| 1164 | |
---|
| 1165 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlat_id, & |
---|
| 1166 | 'units', 7, grid2_ctmp) |
---|
| 1167 | call netcdf_error_handler(ncstat) |
---|
| 1168 | |
---|
| 1169 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcntrlon_id, & |
---|
| 1170 | 'units', 7, grid1_ctmp) |
---|
| 1171 | call netcdf_error_handler(ncstat) |
---|
| 1172 | |
---|
| 1173 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcntrlon_id, & |
---|
| 1174 | 'units', 7, grid2_ctmp) |
---|
| 1175 | call netcdf_error_handler(ncstat) |
---|
| 1176 | |
---|
| 1177 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlat_id, & |
---|
| 1178 | 'units', 7, grid1_ctmp) |
---|
| 1179 | call netcdf_error_handler(ncstat) |
---|
| 1180 | |
---|
| 1181 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdcrnrlon_id, & |
---|
| 1182 | 'units', 7, grid1_ctmp) |
---|
| 1183 | call netcdf_error_handler(ncstat) |
---|
| 1184 | |
---|
| 1185 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlat_id, & |
---|
| 1186 | 'units', 7, grid2_ctmp) |
---|
| 1187 | call netcdf_error_handler(ncstat) |
---|
| 1188 | |
---|
| 1189 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdcrnrlon_id, & |
---|
| 1190 | 'units', 7, grid2_ctmp) |
---|
| 1191 | call netcdf_error_handler(ncstat) |
---|
| 1192 | |
---|
| 1193 | !*** |
---|
| 1194 | !*** define grid mask |
---|
| 1195 | !*** |
---|
| 1196 | |
---|
| 1197 | ncstat = nf_def_var (nc_file_id, 'mask_a', NF_INT, & |
---|
| 1198 | 1, nc_srcgrdsize_id, nc_srcgrdimask_id) |
---|
| 1199 | call netcdf_error_handler(ncstat) |
---|
| 1200 | |
---|
| 1201 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdimask_id, & |
---|
| 1202 | 'units', 8, 'unitless') |
---|
| 1203 | call netcdf_error_handler(ncstat) |
---|
| 1204 | |
---|
| 1205 | ncstat = nf_def_var (nc_file_id, 'mask_b', NF_INT, & |
---|
| 1206 | 1, nc_dstgrdsize_id, nc_dstgrdimask_id) |
---|
| 1207 | call netcdf_error_handler(ncstat) |
---|
| 1208 | |
---|
| 1209 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdimask_id, & |
---|
| 1210 | 'units', 8, 'unitless') |
---|
| 1211 | call netcdf_error_handler(ncstat) |
---|
| 1212 | |
---|
| 1213 | !*** |
---|
| 1214 | !*** define grid area arrays |
---|
| 1215 | !*** |
---|
| 1216 | |
---|
| 1217 | ncstat = nf_def_var (nc_file_id, 'area_a', & |
---|
| 1218 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 1219 | nc_srcgrdarea_id) |
---|
| 1220 | call netcdf_error_handler(ncstat) |
---|
| 1221 | |
---|
| 1222 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdarea_id, & |
---|
| 1223 | 'units', 14, 'square radians') |
---|
| 1224 | call netcdf_error_handler(ncstat) |
---|
| 1225 | |
---|
| 1226 | ncstat = nf_def_var (nc_file_id, 'area_b', & |
---|
| 1227 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 1228 | nc_dstgrdarea_id) |
---|
| 1229 | call netcdf_error_handler(ncstat) |
---|
| 1230 | |
---|
| 1231 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdarea_id, & |
---|
| 1232 | 'units', 14, 'square radians') |
---|
| 1233 | call netcdf_error_handler(ncstat) |
---|
| 1234 | |
---|
| 1235 | !*** |
---|
| 1236 | !*** define grid fraction arrays |
---|
| 1237 | !*** |
---|
| 1238 | |
---|
| 1239 | ncstat = nf_def_var (nc_file_id, 'frac_a', & |
---|
| 1240 | NF_DOUBLE, 1, nc_srcgrdsize_id, & |
---|
| 1241 | nc_srcgrdfrac_id) |
---|
| 1242 | call netcdf_error_handler(ncstat) |
---|
| 1243 | |
---|
| 1244 | ncstat = nf_put_att_text (nc_file_id, nc_srcgrdfrac_id, & |
---|
| 1245 | 'units', 8, 'unitless') |
---|
| 1246 | call netcdf_error_handler(ncstat) |
---|
| 1247 | |
---|
| 1248 | ncstat = nf_def_var (nc_file_id, 'frac_b', & |
---|
| 1249 | NF_DOUBLE, 1, nc_dstgrdsize_id, & |
---|
| 1250 | nc_dstgrdfrac_id) |
---|
| 1251 | call netcdf_error_handler(ncstat) |
---|
| 1252 | |
---|
| 1253 | ncstat = nf_put_att_text (nc_file_id, nc_dstgrdfrac_id, & |
---|
| 1254 | 'units', 8, 'unitless') |
---|
| 1255 | call netcdf_error_handler(ncstat) |
---|
| 1256 | |
---|
| 1257 | !*** |
---|
| 1258 | !*** define mapping arrays |
---|
| 1259 | !*** |
---|
| 1260 | |
---|
| 1261 | ncstat = nf_def_var (nc_file_id, 'col', & |
---|
| 1262 | NF_INT, 1, nc_numlinks_id, & |
---|
| 1263 | nc_srcadd_id) |
---|
| 1264 | call netcdf_error_handler(ncstat) |
---|
| 1265 | |
---|
| 1266 | ncstat = nf_def_var (nc_file_id, 'row', & |
---|
| 1267 | NF_INT, 1, nc_numlinks_id, & |
---|
| 1268 | nc_dstadd_id) |
---|
| 1269 | call netcdf_error_handler(ncstat) |
---|
| 1270 | |
---|
| 1271 | ncstat = nf_def_var (nc_file_id, 'S', & |
---|
| 1272 | NF_DOUBLE, 1, nc_numlinks_id, & |
---|
| 1273 | nc_rmpmatrix_id) |
---|
| 1274 | call netcdf_error_handler(ncstat) |
---|
| 1275 | |
---|
| 1276 | if (num_wts > 1) then |
---|
| 1277 | nc_dims2_id(1) = nc_numwgts1_id |
---|
| 1278 | nc_dims2_id(2) = nc_numlinks_id |
---|
| 1279 | |
---|
| 1280 | ncstat = nf_def_var (nc_file_id, 'S2', & |
---|
| 1281 | NF_DOUBLE, 2, nc_dims2_id, & |
---|
| 1282 | nc_rmpmatrix2_id) |
---|
| 1283 | call netcdf_error_handler(ncstat) |
---|
| 1284 | endif |
---|
| 1285 | |
---|
| 1286 | !*** |
---|
| 1287 | !*** end definition stage |
---|
| 1288 | !*** |
---|
| 1289 | |
---|
| 1290 | ncstat = nf_enddef(nc_file_id) |
---|
| 1291 | call netcdf_error_handler(ncstat) |
---|
| 1292 | |
---|
| 1293 | !----------------------------------------------------------------------- |
---|
| 1294 | ! |
---|
| 1295 | ! compute integer masks |
---|
| 1296 | ! |
---|
| 1297 | !----------------------------------------------------------------------- |
---|
| 1298 | |
---|
| 1299 | if (direction == 1) then |
---|
| 1300 | allocate (src_mask_int(grid1_size), & |
---|
| 1301 | dst_mask_int(grid2_size)) |
---|
| 1302 | |
---|
| 1303 | where (grid2_mask) |
---|
| 1304 | dst_mask_int = 1 |
---|
| 1305 | elsewhere |
---|
| 1306 | dst_mask_int = 0 |
---|
| 1307 | endwhere |
---|
| 1308 | |
---|
| 1309 | where (grid1_mask) |
---|
| 1310 | src_mask_int = 1 |
---|
| 1311 | elsewhere |
---|
| 1312 | src_mask_int = 0 |
---|
| 1313 | endwhere |
---|
| 1314 | else |
---|
| 1315 | allocate (src_mask_int(grid2_size), & |
---|
| 1316 | dst_mask_int(grid1_size)) |
---|
| 1317 | |
---|
| 1318 | where (grid1_mask) |
---|
| 1319 | dst_mask_int = 1 |
---|
| 1320 | elsewhere |
---|
| 1321 | dst_mask_int = 0 |
---|
| 1322 | endwhere |
---|
| 1323 | |
---|
| 1324 | where (grid2_mask) |
---|
| 1325 | src_mask_int = 1 |
---|
| 1326 | elsewhere |
---|
| 1327 | src_mask_int = 0 |
---|
| 1328 | endwhere |
---|
| 1329 | endif |
---|
| 1330 | |
---|
| 1331 | !----------------------------------------------------------------------- |
---|
| 1332 | ! |
---|
| 1333 | ! change units of lat/lon coordinates if input units different |
---|
| 1334 | ! from radians. if this is the second mapping, the conversion has |
---|
| 1335 | ! alread been done. |
---|
| 1336 | ! |
---|
| 1337 | !----------------------------------------------------------------------- |
---|
| 1338 | |
---|
| 1339 | if (grid1_units(1:7) == 'degrees' .and. direction == 1) then |
---|
| 1340 | grid1_center_lat = grid1_center_lat/deg2rad |
---|
| 1341 | grid1_center_lon = grid1_center_lon/deg2rad |
---|
| 1342 | grid1_corner_lat = grid1_corner_lat/deg2rad |
---|
| 1343 | grid1_corner_lon = grid1_corner_lon/deg2rad |
---|
| 1344 | endif |
---|
| 1345 | |
---|
| 1346 | if (grid2_units(1:7) == 'degrees' .and. direction == 1) then |
---|
| 1347 | grid2_center_lat = grid2_center_lat/deg2rad |
---|
| 1348 | grid2_center_lon = grid2_center_lon/deg2rad |
---|
| 1349 | grid2_corner_lat = grid2_corner_lat/deg2rad |
---|
| 1350 | grid2_corner_lon = grid2_corner_lon/deg2rad |
---|
| 1351 | endif |
---|
| 1352 | |
---|
| 1353 | !----------------------------------------------------------------------- |
---|
| 1354 | ! |
---|
| 1355 | ! write mapping data |
---|
| 1356 | ! |
---|
| 1357 | !----------------------------------------------------------------------- |
---|
| 1358 | |
---|
| 1359 | if (direction == 1) then |
---|
| 1360 | itmp1 = nc_srcgrddims_id |
---|
| 1361 | itmp2 = nc_dstgrddims_id |
---|
| 1362 | else |
---|
| 1363 | itmp2 = nc_srcgrddims_id |
---|
| 1364 | itmp1 = nc_dstgrddims_id |
---|
| 1365 | endif |
---|
| 1366 | |
---|
| 1367 | ncstat = nf_put_var_int(nc_file_id, itmp1, grid1_dims) |
---|
| 1368 | call netcdf_error_handler(ncstat) |
---|
| 1369 | |
---|
| 1370 | ncstat = nf_put_var_int(nc_file_id, itmp2, grid2_dims) |
---|
| 1371 | call netcdf_error_handler(ncstat) |
---|
| 1372 | |
---|
| 1373 | ncstat = nf_put_var_int(nc_file_id, nc_srcgrdimask_id, & |
---|
| 1374 | src_mask_int) |
---|
| 1375 | call netcdf_error_handler(ncstat) |
---|
| 1376 | |
---|
| 1377 | ncstat = nf_put_var_int(nc_file_id, nc_dstgrdimask_id, & |
---|
| 1378 | dst_mask_int) |
---|
| 1379 | call netcdf_error_handler(ncstat) |
---|
| 1380 | |
---|
| 1381 | deallocate(src_mask_int, dst_mask_int) |
---|
| 1382 | |
---|
| 1383 | if (direction == 1) then |
---|
| 1384 | itmp1 = nc_srcgrdcntrlat_id |
---|
| 1385 | itmp2 = nc_srcgrdcntrlon_id |
---|
| 1386 | itmp3 = nc_srcgrdcrnrlat_id |
---|
| 1387 | itmp4 = nc_srcgrdcrnrlon_id |
---|
| 1388 | else |
---|
| 1389 | itmp1 = nc_dstgrdcntrlat_id |
---|
| 1390 | itmp2 = nc_dstgrdcntrlon_id |
---|
| 1391 | itmp3 = nc_dstgrdcrnrlat_id |
---|
| 1392 | itmp4 = nc_dstgrdcrnrlon_id |
---|
| 1393 | endif |
---|
| 1394 | |
---|
| 1395 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_center_lat) |
---|
| 1396 | call netcdf_error_handler(ncstat) |
---|
| 1397 | |
---|
| 1398 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_center_lon) |
---|
| 1399 | call netcdf_error_handler(ncstat) |
---|
| 1400 | |
---|
| 1401 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid1_corner_lat) |
---|
| 1402 | call netcdf_error_handler(ncstat) |
---|
| 1403 | |
---|
| 1404 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid1_corner_lon) |
---|
| 1405 | call netcdf_error_handler(ncstat) |
---|
| 1406 | |
---|
| 1407 | if (direction == 1) then |
---|
| 1408 | itmp1 = nc_dstgrdcntrlat_id |
---|
| 1409 | itmp2 = nc_dstgrdcntrlon_id |
---|
| 1410 | itmp3 = nc_dstgrdcrnrlat_id |
---|
| 1411 | itmp4 = nc_dstgrdcrnrlon_id |
---|
| 1412 | else |
---|
| 1413 | itmp1 = nc_srcgrdcntrlat_id |
---|
| 1414 | itmp2 = nc_srcgrdcntrlon_id |
---|
| 1415 | itmp3 = nc_srcgrdcrnrlat_id |
---|
| 1416 | itmp4 = nc_srcgrdcrnrlon_id |
---|
| 1417 | endif |
---|
| 1418 | |
---|
| 1419 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid2_center_lat) |
---|
| 1420 | call netcdf_error_handler(ncstat) |
---|
| 1421 | |
---|
| 1422 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid2_center_lon) |
---|
| 1423 | call netcdf_error_handler(ncstat) |
---|
| 1424 | |
---|
| 1425 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_corner_lat) |
---|
| 1426 | call netcdf_error_handler(ncstat) |
---|
| 1427 | |
---|
| 1428 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_corner_lon) |
---|
| 1429 | call netcdf_error_handler(ncstat) |
---|
| 1430 | |
---|
| 1431 | if (direction == 1) then |
---|
| 1432 | itmp1 = nc_srcgrdarea_id |
---|
| 1433 | itmp2 = nc_srcgrdfrac_id |
---|
| 1434 | itmp3 = nc_dstgrdarea_id |
---|
| 1435 | itmp4 = nc_dstgrdfrac_id |
---|
| 1436 | else |
---|
| 1437 | itmp1 = nc_dstgrdarea_id |
---|
| 1438 | itmp2 = nc_dstgrdfrac_id |
---|
| 1439 | itmp3 = nc_srcgrdarea_id |
---|
| 1440 | itmp4 = nc_srcgrdfrac_id |
---|
| 1441 | endif |
---|
| 1442 | |
---|
| 1443 | if (luse_grid1_area) then |
---|
| 1444 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area_in) |
---|
| 1445 | else |
---|
| 1446 | ncstat = nf_put_var_double(nc_file_id, itmp1, grid1_area) |
---|
| 1447 | endif |
---|
| 1448 | call netcdf_error_handler(ncstat) |
---|
| 1449 | |
---|
| 1450 | ncstat = nf_put_var_double(nc_file_id, itmp2, grid1_frac) |
---|
| 1451 | call netcdf_error_handler(ncstat) |
---|
| 1452 | |
---|
| 1453 | if (luse_grid2_area) then |
---|
| 1454 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
| 1455 | else |
---|
| 1456 | ncstat = nf_put_var_double(nc_file_id, itmp3, grid2_area) |
---|
| 1457 | endif |
---|
| 1458 | call netcdf_error_handler(ncstat) |
---|
| 1459 | |
---|
| 1460 | ncstat = nf_put_var_double(nc_file_id, itmp4, grid2_frac) |
---|
| 1461 | call netcdf_error_handler(ncstat) |
---|
| 1462 | |
---|
| 1463 | if (direction == 1) then |
---|
| 1464 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, & |
---|
| 1465 | grid1_add_map1) |
---|
| 1466 | call netcdf_error_handler(ncstat) |
---|
| 1467 | |
---|
| 1468 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, & |
---|
| 1469 | grid2_add_map1) |
---|
| 1470 | call netcdf_error_handler(ncstat) |
---|
| 1471 | |
---|
| 1472 | if (num_wts == 1) then |
---|
| 1473 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 1474 | wts_map1) |
---|
| 1475 | call netcdf_error_handler(ncstat) |
---|
| 1476 | else |
---|
| 1477 | allocate(wts1(num_links_map1),wts2(num_wts-1,num_links_map1)) |
---|
| 1478 | |
---|
| 1479 | wts1 = wts_map1(1,:) |
---|
| 1480 | wts2 = wts_map1(2:,:) |
---|
| 1481 | |
---|
| 1482 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 1483 | wts1) |
---|
| 1484 | call netcdf_error_handler(ncstat) |
---|
| 1485 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix2_id, & |
---|
| 1486 | wts2) |
---|
| 1487 | call netcdf_error_handler(ncstat) |
---|
| 1488 | deallocate(wts1,wts2) |
---|
| 1489 | endif |
---|
| 1490 | else |
---|
| 1491 | ncstat = nf_put_var_int(nc_file_id, nc_srcadd_id, & |
---|
| 1492 | grid2_add_map2) |
---|
| 1493 | call netcdf_error_handler(ncstat) |
---|
| 1494 | |
---|
| 1495 | ncstat = nf_put_var_int(nc_file_id, nc_dstadd_id, & |
---|
| 1496 | grid1_add_map2) |
---|
| 1497 | call netcdf_error_handler(ncstat) |
---|
| 1498 | |
---|
| 1499 | if (num_wts == 1) then |
---|
| 1500 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 1501 | wts_map2) |
---|
| 1502 | call netcdf_error_handler(ncstat) |
---|
| 1503 | else |
---|
| 1504 | allocate(wts1(num_links_map2),wts2(num_wts-1,num_links_map2)) |
---|
| 1505 | |
---|
| 1506 | wts1 = wts_map2(1,:) |
---|
| 1507 | wts2 = wts_map2(2:,:) |
---|
| 1508 | |
---|
| 1509 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
| 1510 | wts1) |
---|
| 1511 | call netcdf_error_handler(ncstat) |
---|
| 1512 | ncstat = nf_put_var_double(nc_file_id, nc_rmpmatrix2_id, & |
---|
| 1513 | wts2) |
---|
| 1514 | call netcdf_error_handler(ncstat) |
---|
| 1515 | deallocate(wts1,wts2) |
---|
| 1516 | endif |
---|
| 1517 | endif |
---|
| 1518 | |
---|
| 1519 | ncstat = nf_close(nc_file_id) |
---|
| 1520 | call netcdf_error_handler(ncstat) |
---|
| 1521 | |
---|
| 1522 | !----------------------------------------------------------------------- |
---|
| 1523 | |
---|
| 1524 | end subroutine write_remap_csm |
---|
| 1525 | |
---|
| 1526 | !*********************************************************************** |
---|
| 1527 | |
---|
| 1528 | subroutine sort_add(add1, add2, weights) |
---|
| 1529 | |
---|
| 1530 | !----------------------------------------------------------------------- |
---|
| 1531 | ! |
---|
| 1532 | ! this routine sorts address and weight arrays based on the |
---|
| 1533 | ! destination address with the source address as a secondary |
---|
| 1534 | ! sorting criterion. the method is a standard heap sort. |
---|
| 1535 | ! |
---|
| 1536 | !----------------------------------------------------------------------- |
---|
| 1537 | |
---|
| 1538 | use kinds_mod ! defines common data types |
---|
| 1539 | use constants ! defines common scalar constants |
---|
| 1540 | |
---|
| 1541 | implicit none |
---|
| 1542 | |
---|
| 1543 | !----------------------------------------------------------------------- |
---|
| 1544 | ! |
---|
| 1545 | ! Input and Output arrays |
---|
| 1546 | ! |
---|
| 1547 | !----------------------------------------------------------------------- |
---|
| 1548 | |
---|
| 1549 | integer (kind=int_kind), intent(inout), dimension(:) :: & |
---|
| 1550 | add1, & ! destination address array (num_links) |
---|
| 1551 | add2 ! source address array |
---|
| 1552 | |
---|
| 1553 | real (kind=dbl_kind), intent(inout), dimension(:,:) :: & |
---|
| 1554 | weights ! remapping weights (num_wts, num_links) |
---|
| 1555 | |
---|
| 1556 | !----------------------------------------------------------------------- |
---|
| 1557 | ! |
---|
| 1558 | ! local variables |
---|
| 1559 | ! |
---|
| 1560 | !----------------------------------------------------------------------- |
---|
| 1561 | |
---|
| 1562 | integer (kind=int_kind) :: & |
---|
| 1563 | num_links, & ! num of links for this mapping |
---|
| 1564 | num_wts, & ! num of weights for this mapping |
---|
| 1565 | add1_tmp, add2_tmp, & ! temp for addresses during swap |
---|
| 1566 | nwgt, & |
---|
| 1567 | lvl, final_lvl, & ! level indexes for heap sort levels |
---|
| 1568 | chk_lvl1, chk_lvl2, max_lvl |
---|
| 1569 | |
---|
| 1570 | real (kind=dbl_kind), dimension(SIZE(weights,DIM=1)) :: & |
---|
| 1571 | wgttmp ! temp for holding wts during swap |
---|
| 1572 | |
---|
| 1573 | !----------------------------------------------------------------------- |
---|
| 1574 | ! |
---|
| 1575 | ! determine total number of links to sort and number of weights |
---|
| 1576 | ! |
---|
| 1577 | !----------------------------------------------------------------------- |
---|
| 1578 | |
---|
| 1579 | num_links = SIZE(add1) |
---|
| 1580 | num_wts = SIZE(weights, DIM=1) |
---|
| 1581 | |
---|
| 1582 | !----------------------------------------------------------------------- |
---|
| 1583 | ! |
---|
| 1584 | ! start at the lowest level (N/2) of the tree and sift lower |
---|
| 1585 | ! values to the bottom of the tree, promoting the larger numbers |
---|
| 1586 | ! |
---|
| 1587 | !----------------------------------------------------------------------- |
---|
| 1588 | |
---|
| 1589 | do lvl=num_links/2,1,-1 |
---|
| 1590 | |
---|
| 1591 | final_lvl = lvl |
---|
| 1592 | add1_tmp = add1(lvl) |
---|
| 1593 | add2_tmp = add2(lvl) |
---|
| 1594 | wgttmp(:) = weights(:,lvl) |
---|
| 1595 | |
---|
| 1596 | !*** |
---|
| 1597 | !*** loop until proper level is found for this link, or reach |
---|
| 1598 | !*** bottom |
---|
| 1599 | !*** |
---|
| 1600 | |
---|
| 1601 | sift_loop1: do |
---|
| 1602 | |
---|
| 1603 | !*** |
---|
| 1604 | !*** find the largest of the two daughters |
---|
| 1605 | !*** |
---|
| 1606 | |
---|
| 1607 | chk_lvl1 = 2*final_lvl |
---|
| 1608 | chk_lvl2 = 2*final_lvl+1 |
---|
| 1609 | if (chk_lvl1 .EQ. num_links) chk_lvl2 = chk_lvl1 |
---|
| 1610 | |
---|
| 1611 | if ((add1(chk_lvl1) > add1(chk_lvl2)) .OR. & |
---|
| 1612 | ((add1(chk_lvl1) == add1(chk_lvl2)) .AND. & |
---|
| 1613 | (add2(chk_lvl1) > add2(chk_lvl2)))) then |
---|
| 1614 | max_lvl = chk_lvl1 |
---|
| 1615 | else |
---|
| 1616 | max_lvl = chk_lvl2 |
---|
| 1617 | endif |
---|
| 1618 | |
---|
| 1619 | !*** |
---|
| 1620 | !*** if the parent is greater than both daughters, |
---|
| 1621 | !*** the correct level has been found |
---|
| 1622 | !*** |
---|
| 1623 | |
---|
| 1624 | if ((add1_tmp .GT. add1(max_lvl)) .OR. & |
---|
| 1625 | ((add1_tmp .EQ. add1(max_lvl)) .AND. & |
---|
| 1626 | (add2_tmp .GT. add2(max_lvl)))) then |
---|
| 1627 | add1(final_lvl) = add1_tmp |
---|
| 1628 | add2(final_lvl) = add2_tmp |
---|
| 1629 | weights(:,final_lvl) = wgttmp(:) |
---|
| 1630 | exit sift_loop1 |
---|
| 1631 | |
---|
| 1632 | !*** |
---|
| 1633 | !*** otherwise, promote the largest daughter and push |
---|
| 1634 | !*** down one level in the tree. if haven't reached |
---|
| 1635 | !*** the end of the tree, repeat the process. otherwise |
---|
| 1636 | !*** store last values and exit the loop |
---|
| 1637 | !*** |
---|
| 1638 | |
---|
| 1639 | else |
---|
| 1640 | add1(final_lvl) = add1(max_lvl) |
---|
| 1641 | add2(final_lvl) = add2(max_lvl) |
---|
| 1642 | weights(:,final_lvl) = weights(:,max_lvl) |
---|
| 1643 | |
---|
| 1644 | final_lvl = max_lvl |
---|
| 1645 | if (2*final_lvl > num_links) then |
---|
| 1646 | add1(final_lvl) = add1_tmp |
---|
| 1647 | add2(final_lvl) = add2_tmp |
---|
| 1648 | weights(:,final_lvl) = wgttmp(:) |
---|
| 1649 | exit sift_loop1 |
---|
| 1650 | endif |
---|
| 1651 | endif |
---|
| 1652 | end do sift_loop1 |
---|
| 1653 | end do |
---|
| 1654 | |
---|
| 1655 | !----------------------------------------------------------------------- |
---|
| 1656 | ! |
---|
| 1657 | ! now that the heap has been sorted, strip off the top (largest) |
---|
| 1658 | ! value and promote the values below |
---|
| 1659 | ! |
---|
| 1660 | !----------------------------------------------------------------------- |
---|
| 1661 | |
---|
| 1662 | do lvl=num_links,3,-1 |
---|
| 1663 | |
---|
| 1664 | !*** |
---|
| 1665 | !*** move the top value and insert it into the correct place |
---|
| 1666 | !*** |
---|
| 1667 | |
---|
| 1668 | add1_tmp = add1(lvl) |
---|
| 1669 | add1(lvl) = add1(1) |
---|
| 1670 | |
---|
| 1671 | add2_tmp = add2(lvl) |
---|
| 1672 | add2(lvl) = add2(1) |
---|
| 1673 | |
---|
| 1674 | wgttmp(:) = weights(:,lvl) |
---|
| 1675 | weights(:,lvl) = weights(:,1) |
---|
| 1676 | |
---|
| 1677 | !*** |
---|
| 1678 | !*** as above this loop sifts the tmp values down until proper |
---|
| 1679 | !*** level is reached |
---|
| 1680 | !*** |
---|
| 1681 | |
---|
| 1682 | final_lvl = 1 |
---|
| 1683 | |
---|
| 1684 | sift_loop2: do |
---|
| 1685 | |
---|
| 1686 | !*** |
---|
| 1687 | !*** find the largest of the two daughters |
---|
| 1688 | !*** |
---|
| 1689 | |
---|
| 1690 | chk_lvl1 = 2*final_lvl |
---|
| 1691 | chk_lvl2 = 2*final_lvl+1 |
---|
| 1692 | if (chk_lvl2 >= lvl) chk_lvl2 = chk_lvl1 |
---|
| 1693 | |
---|
| 1694 | if ((add1(chk_lvl1) > add1(chk_lvl2)) .OR. & |
---|
| 1695 | ((add1(chk_lvl1) == add1(chk_lvl2)) .AND. & |
---|
| 1696 | (add2(chk_lvl1) > add2(chk_lvl2)))) then |
---|
| 1697 | max_lvl = chk_lvl1 |
---|
| 1698 | else |
---|
| 1699 | max_lvl = chk_lvl2 |
---|
| 1700 | endif |
---|
| 1701 | |
---|
| 1702 | !*** |
---|
| 1703 | !*** if the parent is greater than both daughters, |
---|
| 1704 | !*** the correct level has been found |
---|
| 1705 | !*** |
---|
| 1706 | |
---|
| 1707 | if ((add1_tmp > add1(max_lvl)) .OR. & |
---|
| 1708 | ((add1_tmp == add1(max_lvl)) .AND. & |
---|
| 1709 | (add2_tmp > add2(max_lvl)))) then |
---|
| 1710 | add1(final_lvl) = add1_tmp |
---|
| 1711 | add2(final_lvl) = add2_tmp |
---|
| 1712 | weights(:,final_lvl) = wgttmp(:) |
---|
| 1713 | exit sift_loop2 |
---|
| 1714 | |
---|
| 1715 | !*** |
---|
| 1716 | !*** otherwise, promote the largest daughter and push |
---|
| 1717 | !*** down one level in the tree. if haven't reached |
---|
| 1718 | !*** the end of the tree, repeat the process. otherwise |
---|
| 1719 | !*** store last values and exit the loop |
---|
| 1720 | !*** |
---|
| 1721 | |
---|
| 1722 | else |
---|
| 1723 | add1(final_lvl) = add1(max_lvl) |
---|
| 1724 | add2(final_lvl) = add2(max_lvl) |
---|
| 1725 | weights(:,final_lvl) = weights(:,max_lvl) |
---|
| 1726 | |
---|
| 1727 | final_lvl = max_lvl |
---|
| 1728 | if (2*final_lvl >= lvl) then |
---|
| 1729 | add1(final_lvl) = add1_tmp |
---|
| 1730 | add2(final_lvl) = add2_tmp |
---|
| 1731 | weights(:,final_lvl) = wgttmp(:) |
---|
| 1732 | exit sift_loop2 |
---|
| 1733 | endif |
---|
| 1734 | endif |
---|
| 1735 | end do sift_loop2 |
---|
| 1736 | end do |
---|
| 1737 | |
---|
| 1738 | !*** |
---|
| 1739 | !*** swap the last two entries |
---|
| 1740 | !*** |
---|
| 1741 | |
---|
| 1742 | |
---|
| 1743 | add1_tmp = add1(2) |
---|
| 1744 | add1(2) = add1(1) |
---|
| 1745 | add1(1) = add1_tmp |
---|
| 1746 | |
---|
| 1747 | add2_tmp = add2(2) |
---|
| 1748 | add2(2) = add2(1) |
---|
| 1749 | add2(1) = add2_tmp |
---|
| 1750 | |
---|
| 1751 | wgttmp (:) = weights(:,2) |
---|
| 1752 | weights(:,2) = weights(:,1) |
---|
| 1753 | weights(:,1) = wgttmp (:) |
---|
| 1754 | |
---|
| 1755 | !----------------------------------------------------------------------- |
---|
| 1756 | |
---|
| 1757 | end subroutine sort_add |
---|
| 1758 | |
---|
| 1759 | !*********************************************************************** |
---|
| 1760 | |
---|
| 1761 | end module remap_write |
---|
| 1762 | |
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| 1763 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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