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|
/*
----------------------------------------------------------------------------
| Copyright (C) 1999 Emergent IT Inc. and Raytheon Systems Company |
----------------------------------------------------------------------------
*/
#include <HE5_HdfEosDef.h>
/* This program demonstrates the use of the unlimited dimension */
/* in creating an appendable field */
/* -------------------------------------------------------------- */
int main()
{
herr_t status = FAIL;
int i, rank = FAIL;
int inarray[20] = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20};
int outarray[40];
hid_t swfid = FAIL;
hid_t SWid = FAIL;
hid_t *ntype;
hssize_t start[1];
hsize_t count[1], dims[1];
char dimlist[100];
char maxdimlist[100];
/* Open the swath file */
/* ------------------- */
swfid = HE5_SWopen("Swath.h5", H5F_ACC_RDWR);
if (swfid != FAIL)
{
/* Attach to the swath "Swath1" */
/* ---------------------------- */
SWid = HE5_SWattach(swfid, "Swath1");
if (SWid != 0)
{
/* Inquire information about "Count" field */
/* --------------------------------------- */
ntype = (hid_t *)calloc(1,sizeof(hid_t));
status = HE5_SWfieldinfo(SWid, "Count", &rank, dims, ntype, dimlist, maxdimlist);
if (status != FAIL)
{
printf("No. of elements in \"Count\": %lu\n", (unsigned long)dims[0]);
printf("\"DimList\" : %s \n", dimlist);
printf("\"MaxdimList\" : %s \n", maxdimlist);
}
/* Write 20 records to the "Count" field */
/* ------------------------------------- */
start[0] = 0;
count[0] = 20;
status = HE5_SWwritefield(SWid, "Count", start, NULL, count, inarray);
printf("Status returned by HE5_SWwritefield: %d \n", status);
/* Inquire information about "Count" field again */
/* --------------------------------------------- */
dims[0] = 0;
status = HE5_SWfieldinfo(SWid, "Count", &rank, dims, ntype, dimlist, maxdimlist);
if (status != FAIL)
{
printf("No. of records written: %lu \n",(unsigned long)dims[0]);
printf("\"DimList\" : %s \n", dimlist);
printf("\"MaxdimList\" : %s \n", maxdimlist);
}
/* Append 10 records to the "Count" field */
/* -------------------------------------- */
start[0] = 22;
count[0] = 10;
status = HE5_SWwritefield(SWid, "Count", start, NULL, count, inarray);
printf("Status returned by HE5_SWwritefield: %d \n", status);
/* Inquire information about "Count" field one more time */
/* ----------------------------------------------------- */
dims[0] = 0;
status = HE5_SWfieldinfo(SWid, "Count", &rank, dims, ntype, dimlist, maxdimlist);
if (status != FAIL)
{
printf("No. of records written: %lu\n",(unsigned long)dims[0]);
printf("\"DimList\" : %s \n", dimlist);
printf("\"MaxdimList\" : %s \n", maxdimlist);
free(ntype);
}
/* Display the "Count" field data */
/* ------------------------------ */
start[0] = 0;
status = HE5_SWreadfield(SWid, "Count", start, NULL, dims, outarray);
if (status != FAIL )
{
for (i = 0; i < (unsigned long)dims[0]; i++)
printf("\t\t element #%d: value: %d \n", i+1, outarray[i]);
}
}
}
status = HE5_SWdetach(SWid);
status = HE5_SWclose(swfid);
return 0;
}
|
