public static void Main()
{
Console.Title = "Game of Life";
Console.OutputEncoding = Encoding.UTF8;
Console.CursorVisible = false;
Console.WriteLine();
var fps = 15;
object[][] title =
{
new object[] { 0, 1, 1, 0, 0, 2, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1 },
new object[] { 1, 0, 0, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0 },
new object[] { 1, 0, 1, 0, 2, 2, 2, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 'O', 'F', 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0 },
new object[] { 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0 },
new object[] { 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1 }
};
// FULL BLOCK char
const string BLOCK = "█";
// box drawing chars
const string CORNER_NW = "┏";
const string CORNER_NE = "┓";
const string CORNER_SW = "┗";
const string CORNER_SE = "┛";
const char LINE_VERT = '┃';
const char LINE_HORZ = '━';
foreach (var row in title)
{
if (OperatingSystem.IsWindows() && Console.WindowWidth < row.Length * 2)
{
Console.SetWindowSize(row.Length * 2, Console.WindowHeight);
}
foreach (var ch in row)
{
if (ch is int)
{
switch (ch)
{
case 0:
Console.Write(" ");
break;
case 1:
Console.Write(BLOCK + BLOCK);
break;
case 2:
Console.ForegroundColor = ConsoleColor.Red;
Console.Write(BLOCK + BLOCK);
Console.ResetColor();
break;
}
}
else if (ch is char)
{
Console.Write($"{ch} ");
}
}
Console.WriteLine();
}
var size = input.InputInt32("Enter desired board size", 16, 32);
var gol = new GameOfLife((ushort)size);
gol.Randomize();
var paused = false;
var sb = new StringBuilder();
while (true)
{
Console.Clear();
sb.Clear();
sb.AppendLine(CORNER_NW + $" Gen. {gol.Generation} ({gol.ActiveCells}/{gol.TotalCells}, {fps} SPS) ".PadBoth(gol.Size.Width * 2, LINE_HORZ) + CORNER_NE);
for (var y = 0; y < gol.Size.Height; y++)
{
sb.Append(LINE_VERT);
for (var x = 0; x < gol.Size.Width; x++)
{
var idx = y * gol.Size.Width + x;
var nextStr = gol.World[idx] ? BLOCK : " ";
sb.Append(nextStr + nextStr);
}
sb.Append(LINE_VERT);
sb.AppendLine();
}
var pauseBanner = paused ? " (PAUSED) " : "";
sb.AppendLine(CORNER_SW + pauseBanner.PadBoth((gol.Size.Width) * 2, LINE_HORZ) + CORNER_SE);
Console.Write(sb);
if (Console.KeyAvailable || paused)
{
var key = Console.ReadKey(true).Key;
if (key == ConsoleKey.Escape || key == ConsoleKey.Q)
{
// Q = quit
break; // Breaks outer while loop
}
if (key == ConsoleKey.E && paused)
{
// E = edit cell
var cellCoord = input.InputPoint("Enter X/Y coordinates to toggle a cell");
gol.ToggleCell(cellCoord);
continue;
}
if (key == ConsoleKey.R)
{
// R = randomize
gol.Randomize();
continue;
}
if (key == ConsoleKey.S)
{
// S = simulation speed
string[] speedPromptArr = { "Enter the new desired number of updates per second", "Actual speed may vary. The Windows console is slow" };
var speedPrompt = string.Join("\n", speedPromptArr);
Console.Clear();
fps = input.InputInt32(speedPrompt, 1, 30);
continue;
}
if (key == ConsoleKey.C)
{
// C = clear
gol.Reset();
}
else if (key == ConsoleKey.Spacebar)
{
// Pause/Resume simulation
paused = !paused;
}
}
gol.UpdateAsync().Wait();
// Make sure the app runs at FPS steps per second
Thread.Sleep(1000 / fps);
}
}
