1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/*
----------------------------------------------------------------------------
| Copyright (C) 1999 Emergent IT Inc. and Raytheon Systems Company |
----------------------------------------------------------------------------
*/
#include <HE5_HdfEosDef.h>
#define DIM 100
#define DIMTOT 60
int main()
{
FILE *in_1, *in_2, *in_3;
herr_t status = FAIL;
int i;
int data_out_1[DIM];
int data_out_2[DIM];
int data_out_3[DIM];
int data[DIMTOT];
hid_t gdfid = FAIL;
hid_t GDid = FAIL;
hssize_t start[2];
hsize_t count[2];
/* Create new data buffer */
/* ---------------------- */
for (i = 0; i < DIMTOT; i++)
data[ i ] = 9999;
/*
* Open the HDF grid file, "Grid.h5".
*/
gdfid = HE5_GDopen("Grid.h5", H5F_ACC_RDWR);
if (gdfid != FAIL)
{
/*
* Attach the "UTMGrid".
*/
GDid = HE5_GDattach(gdfid, "UTMGrid");
if (GDid != FAIL)
{
/* Write new data to the external files */
/* ------------------------------------ */
start[0] = 0;
count[0] = DIMTOT;
status = HE5_GDwritefield(GDid, "ExtData", start, NULL, count, data);
printf("Status returned by HE5_GDwritefield() : %d \n", status);
/* Open the external data files */
/* ---------------------------- */
in_1 = fopen("external_1g.data", "r");
in_2 = fopen("external_2g.data", "r");
in_3 = fopen("external_3g.data", "r");
/* Read data from external data files */
/* ---------------------------------- */
i = fread(data_out_1, sizeof(int), DIM, in_1);
i = fread(data_out_2, sizeof(int), DIM, in_2);
i = fread(data_out_3, sizeof(int), DIM, in_3);
/* Close the external data files */
/* ----------------------------- */
fclose(in_1);
fclose(in_2);
fclose(in_3);
/* Check the contents of external files */
/* ------------------------------------ */
printf(" \n");
printf("Reading data from 1st file: \n");
printf(" \n");
for (i = 0; i < DIM; i++)
printf("%d ", data_out_1[i]);
printf(" \n");
printf(" \n");
printf("Reading data from 2d file: \n");
printf(" \n");
for (i = 0; i < DIM; i++)
printf("%d ", data_out_2[i]);
printf(" \n");
printf(" \n");
printf("Reading data from 3d file: \n");
printf(" \n");
for (i = 0; i < DIM; i++)
printf("%d ", data_out_3[i]);
printf(" \n");
printf(" \n");
}
}
/* Detach from the grid */
/* --------------------- */
status = HE5_GDdetach(GDid);
printf("Status returned by HE5_GDdetach() : %d \n", status);
/* Close the file */
/* -------------- */
status = HE5_GDclose(gdfid);
printf("Status returned by HE5_GDclose() : %d \n", status);
return 0;
}
|
