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Add MITgcm support to uterm #30

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Merged
koldunovn merged 1 commit into from
Apr 8, 2026
Merged

Add MITgcm support to uterm #30

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29 changes: 29 additions & 0 deletions src/uterm.c
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
#include "regrid_yac.h"
#endif
#include "file_netcdf.h"
#include "file_mitgcm.h"
#ifdef HAVE_ZARR
#include "file_zarr.h"
#endif
Expand Down Expand Up @@ -301,6 +302,9 @@ static int set_variable_index(int idx) {
current_var = var_array[idx];

if (current_dim_info) {
if (current_var->file && current_var->file->file_type == FILE_TYPE_MITGCM) {
mitgcm_free_dim_info(current_dim_info, n_current_dims);
} else
#ifdef HAVE_GRIB
if (current_var->file && current_var->file->file_type == FILE_TYPE_GRIB) {
grib_free_dim_info(current_dim_info, n_current_dims);
Expand All @@ -318,6 +322,9 @@ static int set_variable_index(int idx) {
n_current_dims = 0;
}

if (current_var->file && current_var->file->file_type == FILE_TYPE_MITGCM) {
current_dim_info = mitgcm_get_dim_info(current_var, &n_current_dims);
} else
#ifdef HAVE_ZARR
if (zarr_fileset) {
current_dim_info = zarr_get_dim_info_fileset(zarr_fileset, current_var, &n_current_dims);
Expand Down Expand Up @@ -669,6 +676,15 @@ static int open_data_files(int n_data_files, const char **data_filenames) {
}
}

if (!use_glob && n_data_files == 1 && mitgcm_is_mitgcm(data_filenames[0])) {
file = mitgcm_open(data_filenames[0]);
if (!file) {
fprintf(stderr, "Failed to open MITgcm data: %s\n", data_filenames[0]);
return -1;
}
return 0;
}

#ifdef HAVE_GRIB
if (!use_glob && n_data_files == 1 && grib_is_grib_file(data_filenames[0])) {
file = grib_open(data_filenames[0]);
Expand Down Expand Up @@ -782,6 +798,9 @@ static int open_data_files(int n_data_files, const char **data_filenames) {

static void cleanup_all(void) {
if (current_dim_info) {
if (current_var && current_var->file && current_var->file->file_type == FILE_TYPE_MITGCM) {
mitgcm_free_dim_info(current_dim_info, n_current_dims);
} else
#ifdef HAVE_GRIB
if (current_var && current_var->file && current_var->file->file_type == FILE_TYPE_GRIB) {
grib_free_dim_info(current_dim_info, n_current_dims);
Expand Down Expand Up @@ -826,6 +845,10 @@ static void cleanup_all(void) {
mesh_free(mesh);
mesh = NULL;

if (file && file->file_type == FILE_TYPE_MITGCM) {
mitgcm_close(file);
file = NULL;
} else
#ifdef HAVE_ZARR
if (zarr_fileset) {
zarr_close_fileset(zarr_fileset);
Expand Down Expand Up @@ -1028,6 +1051,9 @@ int main(int argc, char *argv[]) {
return 1;
}

if (file->file_type == FILE_TYPE_MITGCM) {
mesh = mitgcm_create_mesh(file);
} else
#ifdef HAVE_ZARR
if (file->file_type == FILE_TYPE_ZARR) {
mesh = mesh_create_from_zarr(file);
Expand Down Expand Up @@ -1082,6 +1108,9 @@ int main(int argc, char *argv[]) {
}
}

if (file->file_type == FILE_TYPE_MITGCM) {
variables = mitgcm_scan_variables(file, mesh);
} else
#ifdef HAVE_ZARR
if (file->file_type == FILE_TYPE_ZARR) {
variables = zarr_scan_variables(file, mesh);
Expand Down
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