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
| // reads the output of gfs.c
#include "input.h"
int main()
{
init_grid (N);
scalar a[];
vector u[];
FILE * fp = fopen ("gfsi.gfs", "r"); // this is generated by gfs.c
input_gfs (fp);
fclose (fp);
output_cells (stdout);
double k = 2.*pi;
foreach() {
assert (fabs(a[] - sin(k*x)*cos(k*y)) < 1e-12);
assert (fabs(u.x[] - sin(k*x)*cos(k*y)) < 1e-12);
assert (fabs(u.y[] - sin(k*x)*cos(k*y)) < 1e-12);
}
system ("gfsview-batch2D gfsi.gfs < /dev/null");
}
|
