static void make_natural_cave(int x, int y)
{
System.Random rnd = new System.Random();
int room_size = 10;
int x1 = rnd.Next(5, 1 + room_size / 2);
int x2 = rnd.Next(5, 1 + room_size / 2);
int y1 = rnd.Next(2, room_size / 2);
int y2 = rnd.Next(2, room_size / 2);
for (int j = x; j < x + x1; j++)
{
for (int i = y - y2; i < y + y1; i++)
{
remove_block(j, i, 0);
}
List <float> chances = new List <float>()
{
1 - (x - j), 6 - 4 * (x - j), 4, 6, 1
};
y1 += Math_lib.choose_random_from_weight_list(chances) - 2;
y2 += Math_lib.choose_random_from_weight_list(chances) - 2;
if (y1 <= 0)
{
y1 = 1;
}
if (y2 < 0)
{
y2 = 1;
}
}
for (int j = x; j > x - x1; j--)
{
for (int i = y - y2; i < y + y1; i++)
{
remove_block(j, i, 0);
}
List <float> chances = new List <float>()
{
1 + (x - j), 6 + 4 * (x - j), 4, 6, 1
};
y1 += Math_lib.choose_random_from_weight_list(chances) - 2;
y2 += Math_lib.choose_random_from_weight_list(chances) - 2;
if (y1 <= 0)
{
y1 = 1;
}
if (y2 < 0)
{
y2 = 1;
}
}
}
public static List <Vector2> worm(int length, int x_start, int y_start, List <float> chances_of_every_direction)
{
List <Vector2> dots = new List <Vector2>()
{
new Vector2(x_start, y_start)
};
int x = x_start;
int y = y_start;
int dir = 0;
int prev_dir = 0;
for (int i = 0; i < length; i++)
{
while (dir == prev_dir)
{
dir = Math_lib.choose_random_from_weight_list(chances_of_every_direction);
}
if (dir == 0)
{
y++;
}
else if (dir == 1)
{
x++;
}
else if (dir == 2)
{
y--;
}
else if (dir == 3)
{
x--;
}
prev_dir = dir;
Debug.Log("worm" + dir + " " + x + "," + y);
dots.Add(new Vector2(x, y));
}
return(dots);
}