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Commit 70a8fa67 authored by Uwe Schulzweida's avatar Uwe Schulzweida
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ieg: added support for Gaussian grids

parent 2c86aabf
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......@@ -286,8 +286,21 @@ void iegDefGrid(int *gdb, int gridID)
IEG_G_LatIncr(gdb) = NINT(gridInqYinc(gridID)*1000);
if ( fabs(gridInqYinc(gridID)*1000 - IEG_G_LatIncr(gdb)) > FLT_EPSILON )
IEG_G_LatIncr(gdb) = 0;
if ( IEG_G_LatIncr(gdb) < 0 ) IEG_G_LatIncr(gdb) = -IEG_G_LatIncr(gdb);
}
if ( IEG_G_NumLon(gdb) > 1 && IEG_G_NumLat(gdb) == 1 )
if ( IEG_G_LonIncr(gdb) != 0 && IEG_G_LatIncr(gdb) == 0 ) IEG_G_LatIncr(gdb) = IEG_G_LonIncr(gdb);
if ( IEG_G_NumLon(gdb) == 1 && IEG_G_NumLat(gdb) > 1 )
if ( IEG_G_LonIncr(gdb) == 0 && IEG_G_LatIncr(gdb) != 0 ) IEG_G_LonIncr(gdb) = IEG_G_LatIncr(gdb);
if ( IEG_G_LatIncr(gdb) == 0 || IEG_G_LonIncr(gdb) == 0 )
IEG_G_ResFlag(gdb) = 0;
else
IEG_G_ResFlag(gdb) = 128;
if ( gridIsRotated(gridID) )
{
IEG_G_LatSP(gdb) = - NINT(gridInqYpole(gridID) * 1000);
......@@ -304,7 +317,6 @@ void iegDefGrid(int *gdb, int gridID)
Error(func, "%s grid unsupported!", gridNamePtr(gridtype));
}
IEG_G_ResFlag(gdb) = 128;
IEG_G_ScanFlag(gdb) = 64;
}
......@@ -662,6 +674,49 @@ void iegAddRecord(int streamID, int code, int *pdb, int *gdb, double *vct,
grid.size = IEG_G_NumLon(gdb)*IEG_G_NumLat(gdb);
grid.xsize = IEG_G_NumLon(gdb);
grid.ysize = IEG_G_NumLat(gdb);
grid.xinc = 0;
grid.yinc = 0;
grid.xdef = 0;
/* if ( IEG_G_FirstLon != 0 || IEG_G_LastLon != 0 ) */
{
if ( grid.xsize > 1 )
{
if ( IEG_G_ResFlag(gdb) && IEG_G_LonIncr(gdb) > 0 )
grid.xinc = IEG_G_LonIncr(gdb) * 0.001;
else
grid.xinc = (IEG_G_LastLon(gdb) - IEG_G_FirstLon(gdb)) * 0.001 / (grid.xsize - 1);
/* correct xinc if necessary */
if ( IEG_G_FirstLon(gdb) == 0 && IEG_G_LastLon(gdb) > 354000 )
{
double xinc = 360. / grid.xsize;
if ( fabs(grid.xinc-xinc) > 0.0 )
{
grid.xinc = xinc;
if ( CDI_Debug ) Message(func, "set xinc to %g", grid.xinc);
}
}
}
grid.xfirst = IEG_G_FirstLon(gdb) * 0.001;
grid.xlast = IEG_G_LastLon(gdb) * 0.001;
grid.xdef = 2;
}
grid.ydef = 0;
/* if ( IEG_G_FirstLat != 0 || IEG_G_LastLat != 0 ) */
{
if ( grid.ysize > 1 )
{
if ( IEG_G_ResFlag(gdb) && IEG_G_LatIncr(gdb) > 0 )
grid.yinc = IEG_G_LatIncr(gdb) * 0.001;
else
grid.yinc = (IEG_G_LastLat(gdb) - IEG_G_FirstLat(gdb)) * 0.001 / (grid.ysize - 1);
}
grid.yfirst = IEG_G_FirstLat(gdb) * 0.001;
grid.ylast = IEG_G_LastLat(gdb) * 0.001;
grid.ydef = 2;
}
/*
grid.xfirst= IEG_G_FirstLon(gdb) * 0.001;
grid.xlast = IEG_G_LastLon(gdb) * 0.001;
grid.xinc = IEG_G_LonIncr(gdb) * 0.001;
......@@ -669,7 +724,8 @@ void iegAddRecord(int streamID, int code, int *pdb, int *gdb, double *vct,
grid.yfirst= IEG_G_FirstLat(gdb) * 0.001;
grid.ylast = IEG_G_LastLat(gdb) * 0.001;
grid.yinc = IEG_G_LatIncr(gdb) * 0.001;
grid.ydef = 2;
grid.ydef = 2;
*/
grid.xvals = NULL;
grid.yvals = NULL;
......
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