diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/pj_apply_vgridshift.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/pj_apply_vgridshift.c b/src/pj_apply_vgridshift.c index 7f82d838..297211c1 100644 --- a/src/pj_apply_vgridshift.c +++ b/src/pj_apply_vgridshift.c @@ -151,7 +151,11 @@ int pj_apply_vgridshift( PJ *defn, const char *listname, + cvs[grid_ix + 1 + (grid_iy+1) * ct->lim.lam] * (grid_x) * (grid_y); - if( value == -88.88880f ) /* nodata? */ + /* nodata? */ + /* GTX official nodata value if -88.88880f, but some grids also */ + /* use other big values for nodata (e.g naptrans2008.gtx has */ + /* nodata values like -2147479936), so test them too */ + if( value > 1000 || value < -1000 || value == -88.88880f ) value = HUGE_VAL; else { |