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1 #!/usr/bin/perl |
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2 #====================================================================== |
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3 # S P L I T R D I |
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4 # doc: Sat Aug 21 22:20:27 2010 |
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5 # dlm: Sat Aug 21 23:18:41 2010 |
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6 # (c) 2010 A.M. Thurnherr |
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7 # uE-Info: 51 44 NIL 0 0 72 2 2 4 NIL ofnI |
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8 #====================================================================== |
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9 |
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10 # split RDI files based on list of ensemble numbers (e.g. from yoyo -t) |
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11 |
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12 # HISTORY: |
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13 # Aug 21, 2010: - created |
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14 |
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15 # NOTES: |
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16 # - it is assumed that the input file begins with ensemble #1 |
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17 # - input file extension 000 is assumed |
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18 # - turning-point ensembles are written to preceding profile, |
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19 # for compatibility with [yoyo] |
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20 |
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21 $0 =~ m{(.*/)[^/]+}; |
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22 require "$1RDI_BB_Read.pl"; |
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23 use Getopt::Std; |
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24 |
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25 die("Usage: $0 " . |
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26 "[out-file -b)asename <bn>] " . |
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27 "[out-file -n) <digits>] " . |
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28 "<RDI file> <ens> <ens[...]>\n") |
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29 unless (&getopts('b:n:') && @ARGV>=3); |
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30 |
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31 chomp($opt_b = `basename $ARGV[0] .000`) # basename |
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32 unless defined($opt_b); |
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33 $opt_n = 2 # number of digits in profile # |
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34 unless defined($opt_n); |
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35 |
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36 readHeader($ARGV[0],\%hdr); shift; # get length of ensembles |
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37 $ens_len = $hdr{ENSEMBLE_BYTES} + 2; |
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38 |
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39 $first_ens = $ARGV[0]+1; shift; # initialize loop |
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40 $last_ens = $ARGV[0]; shift; |
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41 $cnr = 0; |
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42 |
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43 do { # split data |
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44 sysseek(WBRF,($first_ens-2)*$ens_len,0) || |
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45 die("$WBRcfn: $!"); |
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46 $last_ens++ unless defined($ARGV[0]); |
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47 $nBytes = ($last_ens-$first_ens+1) * $ens_len; |
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48 sysread(WBRF,$buf,$nBytes) == $nBytes || |
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49 die("$WBRcfn: file truncated"); |
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50 |
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51 $fn = $opt_b . sprintf("_%0${opt_n}d.000",$cnr++); |
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52 open(F,">$fn") || die("$fn: $!\n"); |
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53 syswrite(F,$buf,$nBytes) == $nBytes || |
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54 die("$fn: $!\n"); |
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55 close(F); |
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56 printf(STDERR "$fn: %d ensembles ($nBytes bytes)\n",$last_ens-$first_ens+1); |
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57 |
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58 $first_ens = $last_ens+1; |
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59 $last_ens = $ARGV[0]; shift; |
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60 } while defined($last_ens); |
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61 |
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62 exit(0); |
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63 |
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64 |