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Commit 27a64932 authored by Uwe Schulzweida's avatar Uwe Schulzweida
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remap: read grid corners only if needed

parent 26e6ca5e
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ChangeLog
View file @ 27a64932
......@@ -3,6 +3,7 @@
* using CDI library version 1.3.1
* add support for GRID type Lambert Conformal Conic
* Sinusoidal and Lambert Azimuthal Equal Area grids with units [km]
* remap: read grid corners only if needed
* Version 1.3.1 released
2009-01-15 Uwe Schulzweida <Uwe.Schulzweida@zmaw.de>
......
src/remaplib.c
View file @ 27a64932
......@@ -327,32 +327,38 @@ void remapGridRealloc(int map_type, REMAPGRID *rg)
memset(rg->grid1_frac, 0, rg->grid1_size*sizeof(double));
memset(rg->grid2_frac, 0, rg->grid2_size*sizeof(double));
if ( rg->grid1_corners == 0 )
if ( rg->lneed_grid1_corners )
{
if ( rg->lneed_grid1_corners ) cdoAbort("grid1 corner missing!");
}
else
{
nalloc = rg->grid1_corners*rg->grid1_size;
rg->grid1_corner_lat = (double *) realloc(rg->grid1_corner_lat, nalloc*sizeof(double));
rg->grid1_corner_lon = (double *) realloc(rg->grid1_corner_lon, nalloc*sizeof(double));
memset(rg->grid1_corner_lat, 0, nalloc*sizeof(double));
memset(rg->grid1_corner_lon, 0, nalloc*sizeof(double));
if ( rg->grid1_corners == 0 )
{
cdoAbort("grid1 corner missing!");
}
else
{
nalloc = rg->grid1_corners*rg->grid1_size;
rg->grid1_corner_lat = (double *) realloc(rg->grid1_corner_lat, nalloc*sizeof(double));
rg->grid1_corner_lon = (double *) realloc(rg->grid1_corner_lon, nalloc*sizeof(double));
memset(rg->grid1_corner_lat, 0, nalloc*sizeof(double));
memset(rg->grid1_corner_lon, 0, nalloc*sizeof(double));
}
}
if ( rg->grid2_corners == 0 )
if ( rg->lneed_grid2_corners )
{
if ( rg->lneed_grid2_corners ) cdoAbort("grid2 corner missing!");
}
else
{
nalloc = rg->grid2_corners*rg->grid2_size;
rg->grid2_corner_lat = (double *) realloc(rg->grid2_corner_lat, nalloc*sizeof(double));
rg->grid2_corner_lon = (double *) realloc(rg->grid2_corner_lon, nalloc*sizeof(double));
if ( rg->grid2_corners == 0 )
{
cdoAbort("grid2 corner missing!");
}
else
{
nalloc = rg->grid2_corners*rg->grid2_size;
rg->grid2_corner_lat = (double *) realloc(rg->grid2_corner_lat, nalloc*sizeof(double));
rg->grid2_corner_lon = (double *) realloc(rg->grid2_corner_lon, nalloc*sizeof(double));
memset(rg->grid2_corner_lat, 0, nalloc*sizeof(double));
memset(rg->grid2_corner_lon, 0, nalloc*sizeof(double));
memset(rg->grid2_corner_lat, 0, nalloc*sizeof(double));
memset(rg->grid2_corner_lon, 0, nalloc*sizeof(double));
}
}
rg->grid1_bound_box = (double *) realloc(rg->grid1_bound_box, 4*rg->grid1_size*sizeof(double));
......@@ -487,15 +493,15 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
if ( map_type == MAP_TYPE_CONSERV )
{
rg->luse_grid1_corners = TRUE;
rg->luse_grid2_corners = TRUE;
rg->luse_grid1_corners = TRUE;
rg->luse_grid2_corners = TRUE;
rg->lneed_grid1_corners = TRUE;
rg->lneed_grid2_corners = TRUE;
}
else
{
rg->luse_grid1_corners = FALSE;
rg->luse_grid2_corners = FALSE;
rg->luse_grid1_corners = FALSE;
rg->luse_grid2_corners = FALSE;
rg->lneed_grid1_corners = FALSE;
rg->lneed_grid2_corners = FALSE;
}
......@@ -656,12 +662,12 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
{
if ( gridInqType(rg->gridID1) == GRID_CELL )
{
rg->luse_grid1_corners = TRUE;
rg->luse_grid1_corners = TRUE;
rg->lneed_grid1_corners = FALSE; /* full grid search */
}
if ( gridInqType(rg->gridID2) == GRID_CELL )
{
rg->luse_grid2_corners = TRUE;
rg->luse_grid2_corners = TRUE;
rg->lneed_grid2_corners = FALSE; /* full grid search */
}
}
......@@ -734,21 +740,24 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
gridInqXvals(gridID1, rg->grid1_center_lon);
gridInqYvals(gridID1, rg->grid1_center_lat);
if ( gridInqYbounds(gridID1, NULL) && gridInqXbounds(gridID1, NULL) )
{
gridInqXbounds(gridID1, rg->grid1_corner_lon);
gridInqYbounds(gridID1, rg->grid1_corner_lat);
}
else
if ( rg->lneed_grid1_corners )
{
if ( lgrid1_gen_bounds )
if ( gridInqYbounds(gridID1, NULL) && gridInqXbounds(gridID1, NULL) )
{
genXbounds(rg->grid1_dims[0], rg->grid1_dims[1], rg->grid1_center_lon, rg->grid1_corner_lon);
genYbounds(rg->grid1_dims[0], rg->grid1_dims[1], rg->grid1_center_lat, rg->grid1_corner_lat);
gridInqXbounds(gridID1, rg->grid1_corner_lon);
gridInqYbounds(gridID1, rg->grid1_corner_lat);
}
else
{
if ( rg->lneed_grid1_corners ) cdoAbort("grid1 corner missing!");
if ( lgrid1_gen_bounds )
{
genXbounds(rg->grid1_dims[0], rg->grid1_dims[1], rg->grid1_center_lon, rg->grid1_corner_lon);
genYbounds(rg->grid1_dims[0], rg->grid1_dims[1], rg->grid1_center_lat, rg->grid1_corner_lat);
}
else
{
cdoAbort("grid1 corner missing!");
}
}
}
......@@ -777,7 +786,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
}
/* Note: using units from latitude instead from bounds */
if ( rg->grid1_corners )
if ( rg->grid1_corners && rg->lneed_grid1_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......@@ -807,21 +816,24 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
gridInqXvals(gridID2, rg->grid2_center_lon);
gridInqYvals(gridID2, rg->grid2_center_lat);
if ( gridInqYbounds(gridID2, NULL) && gridInqXbounds(gridID2, NULL) )
if ( rg->lneed_grid2_corners )
{
gridInqXbounds(gridID2, rg->grid2_corner_lon);
gridInqYbounds(gridID2, rg->grid2_corner_lat);
}
else
{
if ( lgrid2_gen_bounds )
if ( gridInqYbounds(gridID2, NULL) && gridInqXbounds(gridID2, NULL) )
{
genXbounds(rg->grid2_dims[0], rg->grid2_dims[1], rg->grid2_center_lon, rg->grid2_corner_lon);
genYbounds(rg->grid2_dims[0], rg->grid2_dims[1], rg->grid2_center_lat, rg->grid2_corner_lat);
gridInqXbounds(gridID2, rg->grid2_corner_lon);
gridInqYbounds(gridID2, rg->grid2_corner_lat);
}
else
{
if ( rg->lneed_grid2_corners ) cdoAbort("grid2 corner missing!");
if ( lgrid2_gen_bounds )
{
genXbounds(rg->grid2_dims[0], rg->grid2_dims[1], rg->grid2_center_lon, rg->grid2_corner_lon);
genYbounds(rg->grid2_dims[0], rg->grid2_dims[1], rg->grid2_center_lat, rg->grid2_corner_lat);
}
else
{
cdoAbort("grid2 corner missing!");
}
}
}
......@@ -850,7 +862,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
}
/* Note: using units from latitude instead from bounds */
if ( rg->grid2_corners )
if ( rg->grid2_corners && rg->lneed_grid1_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......@@ -892,7 +904,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
if ( rg->grid2_center_lon[i] < ZERO ) rg->grid2_center_lon[i] += PI2;
}
if ( rg->grid1_corners )
if ( rg->grid1_corners && rg->lneed_grid1_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......@@ -904,7 +916,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
}
}
if ( rg->grid2_corners )
if ( rg->grid2_corners && rg->lneed_grid2_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......@@ -927,7 +939,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
if ( rg->grid1_center_lat[i] < -PIH ) rg->grid1_center_lat[i] = -PIH;
}
if ( rg->grid1_corners )
if ( rg->grid1_corners && rg->lneed_grid1_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......@@ -948,7 +960,7 @@ void remapGridInit(int map_type, int gridID1, int gridID2, REMAPGRID *rg)
if ( rg->grid2_center_lat[i] < -PIH ) rg->grid2_center_lat[i] = -PIH;
}
if ( rg->grid2_corners )
if ( rg->grid2_corners && rg->lneed_grid2_corners )
{
#if defined (_OPENMP)
#pragma omp parallel for default(none) shared(rg) private(i)
......
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