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	tregular output file writing works - ns2dfd - 2D finite difference Navier Stoke…
	git clone git://src.adamsgaard.dk/ns2dfd
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	---
	commit 774db92458969b251c42ee905cf9da083bbb5570
	parent 3eba95c436a2e58872c5a56f133fa08df65a214a
	Author: Anders Damsgaard <[email protected]>
	Date: Sun, 2 Mar 2014 21:21:59 +0100

	regular output file writing works

	Diffstat:
	M src/main.c \| 18 ++++++++++--------

	1 file changed, 10 insertions(+), 8 deletions(-)
	---
	diff --git a/src/main.c b/src/main.c
	t@@ -25,6 +25,7 @@ int main(int argc, char** argv)
	double t_file_elapsed = 0.0;
	char filename[50];
	char *simulation_id;
	+ char *dot;

	int c;
	while ((c = getopt(argc, argv, "hv")) != -1)
	t@@ -66,29 +67,30 @@ int main(int argc, char** argv)
	}

	simulation_id = argv[optind];
	- char* dot = strchr(simulation_id, '.');
	- dot = '\0';
	-
	+ dot = strchr(simulation_id, '.');
	+ dot[0] = '\0';
	printf("%s\n", simulation_id);

	- while (t < t_end) {
	+ while (t <= t_end+dt) {

	dt = select_time_step(tau, re, dx, dy, nx, ny, U, V);
	- printf("dt = %f\n", dt);

	+ printf("t = %f\tdt = %f\n", t, dt);

	- if (t_file_elapsed >= t_file) {
	- write_file("unnamed2.dat", &t, &t_end, &t_file, &tau, &itermax,
	+ if (t_file_elapsed >= t_file \|\| n == 0) {
	+ printf("output file %d\n", nfile);
	+ sprintf(filename, "%s%05d.dat", simulation_id, nfile);
	+ write_file(filename, &t, &t_end, &t_file, &tau, &itermax,
	&epsilon, &omega, &gamma,
	&gx, &gy, &re, &w_left, &w_right, &w_top, &w_bottom,
	&dx, &dy, &nx, &ny, &P, &U, &V);
	t_file_elapsed = 0.0;
	+ nfile++;
	}

	t += dt;
	n++;
	t_file_elapsed += dt;
	- break;
	}

	free_memory(P, U, V, nx);