int forest_fire(int x, int y, double density)
{
Forest *forest;
printf(COLOR_YELLOW"\nForest Fire Simulation will be executed. "
COLOR_RESET "Details:\n");
printf("Gridsize: %d by %d\n", x, y);
printf("Vegetation density: %g\n", density);
forest = init_grid(x, y);
fill_grid(forest, density);
//print_grid(forest);
//printf("\n");
while(forest_fire_sim(forest))
{
//print_grid(forest);
//printf("\n");
//sleep(1);
}
if(forest->crossed > 0)
{
printf(COLOR_GREEN "Opposite side of the forest reached in %d "
"steps.\n", forest->crossed);
printf(COLOR_RESET);
return forest->crossed;
}
printf(COLOR_RED "Couldn't reach the other side of the forest. "
"Burning stopped after %d steps.\n", abs(forest->crossed));
printf(COLOR_RESET);
cleanup_grid(forest);
free(forest);
return 0;
}
int
main(int argc, char *argv[])
{
char input[MAX_FILENAME_SIZE];
int c;
int iterations = 1;
int generate = 0;
struct Grid *grid;
struct Grid *tmp_grid;
if (argc < 2) {
help();
return 0;
}
while ((c = getopt(argc, argv, "?hv:n:i:g")) != -1) {
switch (c) {
case 'h':
case 'v':
help();
return 0;
case 'n':
iterations = atoi((char *) getopt);
break;
case 'i':
strncpy(input, optarg, MAX_FILENAME_SIZE);
break;
case 'g':
generate = 1;
break;
default:
help();
return 0;
}
}
if (argc != optind) {
help();
return 0;
}
grid = allocate_grid();
tmp_grid = allocate_grid();
if (!grid || !tmp_grid) {
printf("error: out of memory\n");
return -1;
}
if (generate) {
generate_grid(grid);
} else {
read_grid(input, grid);
}
for (c = 0; c < iterations; c++) {
mean_filter(grid, tmp_grid);
struct Grid *tmp = grid;
grid = tmp_grid;
tmp_grid = tmp;
}
write_grid(grid);
cleanup_grid(grid);
cleanup_grid(tmp_grid);
return 0;
}
