LCOV - code coverage report
Current view: directory - frmts/grib/degrib18/g2clib-1.0.4 - g2_miss.c (source / functions) Found Hit Coverage
Test: gdal_filtered.info Lines: 18 0 0.0 %
Date: 2011-12-18 Functions: 1 0 0.0 %

       1                 : #include "grib2.h"
       2                 : 
       3               0 : void g2_miss( gribfield *gfld, float *rmiss, int *nmiss )
       4                 : //$$$  SUBPROGRAM DOCUMENTATION BLOCK
       5                 : //                .      .    .                                       .
       6                 : // SUBPROGRAM:    g2_miss 
       7                 : //   PRGMMR: Gilbert         ORG: W/NP11    DATE: 2004-12-16
       8                 : //
       9                 : // ABSTRACT: This routine checks the Data Representation Template to see if
      10                 : // missing value management is used, and returns the missing value(s) 
      11                 : // in the data field.
      12                 : //
      13                 : // PROGRAM HISTORY LOG:
      14                 : // 2004-12-16  Gilbert
      15                 : //
      16                 : // USAGE:    g2_miss( gribfield *gfld, float *rmiss, int *nmiss )
      17                 : //                   
      18                 : //   INPUT ARGUMENT LIST:
      19                 : //     *gfld    - pointer to gribfield structure (defined in include file 
      20                 : //                   grib2.h)
      21                 : //
      22                 : //   OUTPUT ARGUMENT LIST:      
      23                 : //     rmiss    - List of the missing values used
      24                 : //     nmiss    - NUmber of the missing values included in the field
      25                 : //
      26                 : // REMARKS:  rmiss must be allocated in the calling program with enough space 
      27                 : //           hold all the missing values.
      28                 : //
      29                 : // ATTRIBUTES:
      30                 : //   LANGUAGE: C
      31                 : //   MACHINE:  IBM SP
      32                 : //
      33                 : //$$$
      34                 : {
      35                 :     g2int     itype;    
      36                 : 
      37                 :     /*
      38                 :      *  Missing value management currnetly only used in
      39                 :      *  DRT's 5.2 and 5.3.
      40                 :      */
      41               0 :     if ( gfld->idrtnum != 2  &&  gfld->idrtnum != 3 ) {
      42               0 :        *nmiss=0;
      43               0 :        return;
      44                 :     }
      45                 :                                                                                 
      46               0 :     itype = gfld->idrtmpl[4];
      47               0 :     if ( gfld->idrtmpl[6] == 1 ) {
      48               0 :          *nmiss=1;
      49               0 :          if (itype == 0)
      50               0 :             rdieee(gfld->idrtmpl+7,rmiss+0,1);
      51                 :          else
      52               0 :             rmiss[0]=(float)gfld->idrtmpl[7];
      53                 :     }
      54               0 :     else if ( gfld->idrtmpl[6] == 2 ) {
      55               0 :          *nmiss=2;
      56               0 :          if (itype == 0) {
      57               0 :             rdieee(gfld->idrtmpl+7,rmiss+0,1);
      58               0 :             rdieee(gfld->idrtmpl+8,rmiss+1,1);
      59                 :          }
      60                 :          else {
      61               0 :             rmiss[0]=(float)gfld->idrtmpl[7];
      62               0 :             rmiss[1]=(float)gfld->idrtmpl[8];
      63                 :          }
      64                 :     }
      65                 :     else {
      66               0 :        *nmiss=0;
      67                 :     }
      68                 : 
      69                 : }

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