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
|
#include <stdlib.h>
#include <grass/gis.h>
#include <grass/raster.h>
#include <grass/calc.h>
/**********************************************************************
float(x)
converts x to float
**********************************************************************/
int f_float(int argc, const int *argt, void **args)
{
FCELL *res = args[0];
int i;
if (argc < 1)
return E_ARG_LO;
if (argc > 1)
return E_ARG_HI;
if (argt[0] != FCELL_TYPE)
return E_RES_TYPE;
switch (argt[1]) {
case CELL_TYPE: {
CELL *arg1 = args[1];
for (i = 0; i < columns; i++)
if (IS_NULL_C(&arg1[i]))
SET_NULL_F(&res[i]);
else
res[i] = (FCELL)arg1[i];
return 0;
}
case FCELL_TYPE: {
FCELL *arg1 = args[1];
for (i = 0; i < columns; i++)
if (IS_NULL_F(&arg1[i]))
SET_NULL_F(&res[i]);
else
res[i] = (FCELL)arg1[i];
return 0;
}
case DCELL_TYPE: {
DCELL *arg1 = args[1];
for (i = 0; i < columns; i++)
if (IS_NULL_D(&arg1[i]))
SET_NULL_F(&res[i]);
else
res[i] = (FCELL)arg1[i];
return 0;
}
default:
return E_INV_TYPE;
}
}
int c_float(int argc, int *argt)
{
if (argc < 1)
return E_ARG_LO;
if (argc > 1)
return E_ARG_HI;
argt[0] = FCELL_TYPE;
/* argt[1] = argt[1]; */
return 0;
}
|
