Skip to content

GitLab

Commit bc0e645a authored by Uwe Schulzweida's avatar Uwe Schulzweida
Browse files

added support to encode/decode GRIB1 with GRIB_API

parent bb971e1e
Hide whitespace changes
Inline Side-by-side
src/stream_cgribex.c
View file @ bc0e645a
......@@ -477,7 +477,7 @@ void cgribexAddRecord(int streamID, int param, int *isec1, int *isec2, double *f
zaxistype = cgribexGetZaxisType(ISEC1_LevelType);
if ( zaxistype == ZAXIS_HYBRID )
if ( zaxistype == ZAXIS_HYBRID || zaxistype == ZAXIS_HYBRID_HALF )
{
int vctsize = ISEC2_NumVCP;
double *vctptr = &fsec2[10];
......
src/stream_gribapi.c
View file @ bc0e645a
......@@ -107,10 +107,16 @@ int gribapiGetIsRotated(int gribgridtype)
#if defined (HAVE_LIBGRIB_API)
static
int gribapiGetZaxisType(int grb_ltype)
int gribapiGetZaxisType(grib_handle *gh, int grb_ltype)
{
int zaxistype = 0;
/*
{
size_t len = 256;
char parkey[256];
GRIB_CHECK(grib_get_string(gh, "typeOfLevel", parkey, &len), 0);
}
*/
switch ( grb_ltype )
{
case GRIBAPI_LTYPE_SURFACE:
......@@ -144,13 +150,13 @@ int gribapiGetZaxisType(int grb_ltype)
break;
}
case GRIBAPI_LTYPE_HYBRID:
//case GRIBAPI_LTYPE_HYBRID_LAYER:
// case GRIBAPI_LTYPE_HYBRID_LAYER:
{
zaxistype = ZAXIS_HYBRID;
break;
}
case GRIBAPI_LTYPE_LANDDEPTH:
//case GRIBAPI_LTYPE_LANDDEPTH_LAYER:
// case GRIBAPI_LTYPE_LANDDEPTH_LAYER:
{
zaxistype = ZAXIS_DEPTH_BELOW_LAND;
break;
......@@ -303,6 +309,7 @@ static
void gribapiAddRecord(int streamID, int param, grib_handle *gh,
long recsize, off_t position, int prec, int ztype)
{
long editionNumber;
int gribgridtype;
int gridtype;
int zaxistype;
......@@ -336,28 +343,46 @@ void gribapiAddRecord(int streamID, int param, grib_handle *gh,
tsteptype = gribapiGetTsteptype(gh);
// numavg = ISEC1_AvgNum;
numavg = 0;
/*
level1 = ISEC1_Level1;
level2 = ISEC1_Level2;
*/
status = grib_get_long(gh, "typeOfFirstFixedSurface", &lpar);
if ( status == 0 )
GRIB_CHECK(grib_get_long(gh, "editionNumber", &editionNumber), 0);
if ( editionNumber <= 1 )
{
leveltype = (int) lpar;
GRIB_CHECK(grib_get_double(gh, "level", &dlevel), 0);
if ( leveltype == 100 ) dlevel *= 100;
if ( dlevel < -2.e9 || dlevel > 2.e9 ) dlevel = 0;
status = grib_get_long(gh, "indicatorOfTypeOfLevel", &lpar);
if ( status == 0 )
{
leveltype = (int) lpar;
GRIB_CHECK(grib_get_double(gh, "level", &dlevel), 0);
if ( leveltype == 100 ) dlevel *= 100;
if ( dlevel < -2.e9 || dlevel > 2.e9 ) dlevel = 0;
}
else
{
leveltype = 0;
dlevel = 0;
}
}
else
else
{
leveltype = 0;
dlevel = 0;
status = grib_get_long(gh, "typeOfFirstFixedSurface", &lpar);
if ( status == 0 )
{
leveltype = (int) lpar;
GRIB_CHECK(grib_get_double(gh, "level", &dlevel), 0);
if ( leveltype == 100 ) dlevel *= 100;
if ( dlevel < -2.e9 || dlevel > 2.e9 ) dlevel = 0;
}
else
{
leveltype = 0;
dlevel = 0;
}
}
level1 = (int) dlevel;
level2 = 0;
/* fprintf(stderr, "param %d %d %d %d\n", param, level1, level2, ISEC1_LevelType); */
// fprintf(stderr, "param %d %d %d %d\n", param, level1, level2, leveltype);
(*record).size = recsize;
(*record).position = position;
......@@ -417,25 +442,27 @@ void gribapiAddRecord(int streamID, int param, grib_handle *gh,
if ( grid.xsize > 1 )
{
if ( (grid.xfirst > grid.xlast) && (grid.xfirst >= 180) ) grid.xfirst -= 360;
/*
if ( ISEC2_ResFlag && ISEC2_LonIncr > 0 )
grid.xinc = ISEC2_LonIncr;
else
grid.xinc = (ISEC2_LastLon - ISEC2_FirstLon) / (grid.xsize - 1);
*/
/* correct xinc if necessary */
/*
if ( ISEC2_FirstLon == 0 && ISEC2_LastLon > 354 )
{
double xinc = 360. / grid.xsize;
if ( fabs(grid.xinc-xinc) > 0.0 )
if ( editionNumber <= 1 )
{
/*
if ( ISEC2_ResFlag && ISEC2_LonIncr > 0 )
grid.xinc = ISEC2_LonIncr;
else
grid.xinc = (ISEC2_LastLon - ISEC2_FirstLon) / (grid.xsize - 1);
*/
/* correct xinc if necessary */
if ( IS_EQUAL(grid.xfirst, 0) && grid.xlast > 354 )
{
grid.xinc = xinc;
if ( CDI_Debug ) Message("set xinc to %g", grid.xinc);
double xinc = 360. / grid.xsize;
if ( fabs(grid.xinc-xinc) > 0.0 )
{
grid.xinc = xinc;
if ( CDI_Debug ) Message("set xinc to %g", grid.xinc);
}
}
}
*/
}
grid.xdef = 2;
}
......@@ -444,12 +471,15 @@ void gribapiAddRecord(int streamID, int param, grib_handle *gh,
{
if ( grid.ysize > 1 )
{
/*
if ( ISEC2_ResFlag && ISEC2_LatIncr > 0 )
grid.yinc = ISEC2_LatIncr;
else
grid.yinc = (ISEC2_LastLat - ISEC2_FirstLat) / (grid.ysize - 1);
*/
if ( editionNumber <= 1 )
{
/*
if ( ISEC2_ResFlag && ISEC2_LatIncr > 0 )
grid.yinc = ISEC2_LatIncr;
else
grid.yinc = (ISEC2_LastLat - ISEC2_FirstLat) / (grid.ysize - 1);
*/
}
}
grid.ydef = 2;
}
......@@ -522,20 +552,13 @@ void gribapiAddRecord(int streamID, int param, grib_handle *gh,
size_t len = 256;
char typeOfPacking[256];
GRIB_CHECK(grib_get_string(gh, "packingType", typeOfPacking, &len), 0);
// fprintf(stderr, "packingType %d %s\n", len, typeOfPacking);
grid.lcomplex = 0;
if ( strncmp(typeOfPacking, "spectral_complex", len) == 0 ) grid.lcomplex = 1;
grid.size = datasize;
GRIB_CHECK(grib_get_long(gh, "J", &lpar), 0);
grid.trunc = lpar;
/*
GRIB_CHECK(grib_get_long(gh, "complexPacking", &lpar), 0);
if ( lpar )
grid.lcomplex = 1;
else
grid.lcomplex = 0;
*/
break;
}
case GRID_GME:
......@@ -605,9 +628,9 @@ void gribapiAddRecord(int streamID, int param, grib_handle *gh,
gridID = varDefGrid(vlistID, grid, 0);
zaxistype = gribapiGetZaxisType(leveltype);
zaxistype = gribapiGetZaxisType(gh, leveltype);
if ( zaxistype == ZAXIS_HYBRID )
if ( zaxistype == ZAXIS_HYBRID || zaxistype == ZAXIS_HYBRID_HALF )
{
int vctsize;
size_t dummy;
......@@ -861,9 +884,8 @@ int gribapiScanTimestep1(int streamID)
gribapiGetValidityDateTime(gh, &vdate, &vtime);
/*
printf("%d %d %d.%d.%d\n", vdate, vtime, pnum, pcat, pdis);
printf("%d %d %d.%d.%d %d %g\n", vdate, vtime, pnum, pcat, pdis, leveltype, dlevel);
*/
prec = DATATYPE_PACK;
status = grib_get_long(gh,"bitsPerValue", &lpar);
if ( status == 0 )
......@@ -900,7 +922,10 @@ int gribapiScanTimestep1(int streamID)
compVar0.level1 = streamptr->tsteps[0].records[recID].ilevel;
compVar0.level2 = streamptr->tsteps[0].records[recID].ilevel2;
compVar0.ltype = streamptr->tsteps[0].records[recID].ltype;
/*
printf("var0: %d %d %d %d %d\n", recID, compVar0.param, compVar0.level1, compVar0.level2, compVar0.ltype);
printf("var1: %d %d %d %d %d\n", recID, compVar.param, compVar.level1, compVar.level2, compVar.ltype);
*/
if ( memcmp(&compVar0, &compVar, sizeof(compvar2_t)) == 0 ) break;
}
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment

Imprint | Privacy Policy