Somewhat major refactor
Snake is now a class, this marks the start of OOPing this thing Snakes are now an array, making for much sleeker code Optimized AllSnakeThings, at the cost of debug features like grow-on-key-stroke
This commit is contained in:
Constantin Köpplinger
parent
0f752bdb1c
commit
f5f846d995
@ -35,13 +35,13 @@ namespace ConsoleSnake
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public Int32 Y { get; set; }
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}
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private struct Snake
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private class Snake
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{
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public bool Alive = true;
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public Direction Direction { get; set; } = Direction.Down;
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public ConsoleColor Color { get; set; } = ConsoleColor.Green;
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public Position2D HeadPosition { get; set; } = new Position2D();
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public List<Position2D> Segments { get; set; } = new List<Position2D>();
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public bool Growing { get; set; } = false;
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public Snake()
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{
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@ -50,8 +50,10 @@ namespace ConsoleSnake
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private static PlayArea _playArea = new PlayArea(1, 4, Console.WindowWidth - 2, Console.WindowHeight - 2);
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private static bool _running = true;
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private static Snake _snakeP1 = new Snake();
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private static Snake _snakeP2 = new Snake();
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private static Snake[] _snakes = {
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new Snake(),
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new Snake()
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};
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private static Position2D _food = new Position2D(-1,-1);
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private static Random rng = new Random();
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private static Int32 _desiredFrameTime = 75;
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@ -59,8 +61,6 @@ namespace ConsoleSnake
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private static DateTime _frameTiming = DateTime.Now;
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static void Main(string[] args)
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{
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String blub = null;
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WriteColAt(blub, ConsoleColor.DarkBlue, 0, 0);
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Console.ReadKey();
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Console.SetBufferSize(Console.WindowWidth, Console.WindowHeight);
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@ -115,22 +115,23 @@ namespace ConsoleSnake
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{
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_playArea = new PlayArea(1, 4, Console.WindowWidth - 2, Console.WindowHeight - 2);
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_running = true;
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_snakeP1.Growing = false;
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_snakeP2.Growing = false;
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_snakeP1.Direction = Direction.Right;
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_snakeP2.Direction = Direction.Left;
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_snakeP1.Segments.Clear();
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_snakeP2.Segments.Clear();
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_snakes[0].Direction = Direction.Right;
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_snakes[1].Direction = Direction.Left;
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_snakes[0].Color = ConsoleColor.Green;
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_snakes[1].Color = ConsoleColor.Cyan;
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_snakes[0].Segments.Clear();
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_snakes[1].Segments.Clear();
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// Set up anew
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_snakeP1.Segments.Add(_snakeP1.HeadPosition = new Position2D(Console.BufferWidth / 2, Console.BufferHeight / 2));
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_snakeP2.Segments.Add(_snakeP2.HeadPosition = new Position2D(Console.BufferWidth / 2 - 1, Console.BufferHeight / 2));
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_snakes[0].Segments.Add(_snakes[0].HeadPosition = new Position2D(Console.BufferWidth / 2, Console.BufferHeight / 2));
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_snakes[1].Segments.Add(_snakes[1].HeadPosition = new Position2D(Console.BufferWidth / 2 - 1, Console.BufferHeight / 2));
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SpawnFood();
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}
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private static bool SnakeCollision(Position2D position)
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{
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return _snakeP1.Segments.Contains(position) || _snakeP2.Segments.Contains(position);
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return _snakes[0].Segments.Contains(position) || _snakes[1].Segments.Contains(position);
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}
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private static void SpawnFood()
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@ -159,18 +160,10 @@ namespace ConsoleSnake
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Console.SetCursorPosition(left, top);
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Console.CursorVisible = false;
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}
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private static void GrowSnakes()
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private static void GrowSnake(Snake snake)
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{
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if (_snakeP1.Alive)
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{
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_snakeP1.Segments.Add(_snakeP1.HeadPosition);
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WriteColAt('#', ConsoleColor.Green, _snakeP1.HeadPosition);
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}
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if (_snakeP2.Alive)
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{
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_snakeP2.Segments.Add(_snakeP2.HeadPosition);
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WriteColAt('#', ConsoleColor.Cyan, _snakeP2.HeadPosition);
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}
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snake.Segments.Add(snake.HeadPosition);
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WriteColAt('#', snake.Color, snake.HeadPosition);
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}
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private static void DeleteAt(Position2D pos) => DeleteAt(pos.X, pos.Y);
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@ -185,125 +178,87 @@ namespace ConsoleSnake
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return (pos1.X == pos2.X && pos1.Y == pos2.Y);
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}
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private static void KillSnake(Snake snake)
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{
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foreach (Position2D segment in snake.Segments)
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DeleteAt(segment);
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snake.Segments.Clear();
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snake.HeadPosition = new Position2D(-1, -1);
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snake.Alive = false;
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}
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private static void AllSnakeThings()
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{
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ProcessMovement();
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// P1 pepsi?
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if (_snakeP1.Segments.Contains(_snakeP1.HeadPosition) || _snakeP2.Segments.Contains(_snakeP1.HeadPosition))
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foreach (Snake snake in _snakes)
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{
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foreach(Position2D segment in _snakeP1.Segments)
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DeleteAt(segment);
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_snakeP1.Segments.Clear();
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_snakeP1.Alive = false;
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return;
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}
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// P2 pepsi?
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if (_snakeP1.Segments.Contains(_snakeP2.HeadPosition) || _snakeP2.Segments.Contains(_snakeP2.HeadPosition))
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if (snake.Alive)
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{
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foreach (Position2D segment in _snakeP2.Segments)
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DeleteAt(segment);
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_snakeP2.Segments.Clear();
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_snakeP2.Alive = false;
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return;
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}
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// is this snake running into the other snake or itself?
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if (SnakeCollision(snake.HeadPosition))
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{
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KillSnake(snake);
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// everyone pepsi? game over?!
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if(!_snakeP1.Alive && !_snakeP2.Alive)
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if (!_snakes[0].Alive && !_snakes[1].Alive)
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_running = false;
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continue;
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}
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if(Collision(_food, _snakeP1.HeadPosition))
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// is this snake picking up food?
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if (Collision(_food, snake.HeadPosition))
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{
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_snakeP1.Growing = true;
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SpawnFood();
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} else if (Collision(_food, _snakeP2.HeadPosition))
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{
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_snakeP2.Growing = true;
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SpawnFood();
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}
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// Delete P1 tail if not growing
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if (!_snakeP1.Growing && _snakeP1.Segments.Count > 0)
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{
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DeleteAt(_snakeP1.Segments.First());
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_snakeP1.Segments.Remove(_snakeP1.Segments.First());
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}
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else
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_snakeP1.Growing = false;
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// Delete P2 tail if not growing
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if (!_snakeP2.Growing && _snakeP2.Segments.Count > 0)
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{
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DeleteAt(_snakeP2.Segments.First());
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_snakeP2.Segments.Remove(_snakeP2.Segments.First());
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DeleteAt(snake.Segments.First());
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snake.Segments.Remove(snake.Segments.First());
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}
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else
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_snakeP2.Growing = false;
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GrowSnakes();
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GrowSnake(snake);
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}
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}
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}
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private static void ProcessMovement()
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{
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Position2D posP1 = _snakeP1.HeadPosition;
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Position2D posP2 = _snakeP2.HeadPosition;
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foreach(Snake snake in _snakes)
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{
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Position2D position = snake.HeadPosition;
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switch (_snakeP1.Direction)
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switch (snake.Direction)
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{
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case Direction.Up:
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if (posP1.Y - 1 < _playArea.TopEdge)
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posP1.Y = _playArea.BottomEdge;
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if (position.Y - 1 < _playArea.TopEdge)
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position.Y = _playArea.BottomEdge;
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else
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--posP1.Y;
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--position.Y;
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break;
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case Direction.Down:
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if (posP1.Y + 1 > _playArea.BottomEdge)
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posP1.Y = _playArea.TopEdge;
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if (position.Y + 1 > _playArea.BottomEdge)
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position.Y = _playArea.TopEdge;
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else
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++posP1.Y;
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++position.Y;
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break;
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case Direction.Left:
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if (posP1.X - 1 < _playArea.LeftEdge)
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posP1.X = _playArea.RightEdge;
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if (position.X - 1 < _playArea.LeftEdge)
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position.X = _playArea.RightEdge;
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else
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--posP1.X;
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--position.X;
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break;
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case Direction.Right:
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if (posP1.X + 1 > _playArea.RightEdge)
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posP1.X = _playArea.LeftEdge;
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if (position.X + 1 > _playArea.RightEdge)
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position.X = _playArea.LeftEdge;
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else
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++posP1.X;
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break;
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}
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switch (_snakeP2.Direction)
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{
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case Direction.Up:
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if (posP2.Y - 1 < _playArea.TopEdge)
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posP2.Y = _playArea.BottomEdge;
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else
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--posP2.Y;
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break;
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case Direction.Down:
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if (posP2.Y + 1 > _playArea.BottomEdge)
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posP2.Y = _playArea.TopEdge;
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else
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++posP2.Y;
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break;
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case Direction.Left:
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if (posP2.X - 1 < _playArea.LeftEdge)
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posP2.X = _playArea.RightEdge;
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else
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--posP2.X;
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break;
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case Direction.Right:
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if (posP2.X + 1 > _playArea.RightEdge)
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posP2.X = _playArea.LeftEdge;
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else
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++posP2.X;
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++position.X;
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break;
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}
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_snakeP1.HeadPosition = posP1;
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_snakeP2.HeadPosition = posP2;
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snake.HeadPosition = position;
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}
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}
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static void HandleInput()
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@ -314,49 +269,43 @@ namespace ConsoleSnake
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{
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// Movement P1
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case ConsoleKey.UpArrow:
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if(_snakeP1.Direction != Direction.Down)
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_snakeP1.Direction = Direction.Up;
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if(_snakes[0].Direction != Direction.Down)
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_snakes[0].Direction = Direction.Up;
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break;
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case ConsoleKey.DownArrow:
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if (_snakeP1.Direction != Direction.Up)
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_snakeP1.Direction = Direction.Down;
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if (_snakes[0].Direction != Direction.Up)
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_snakes[0].Direction = Direction.Down;
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break;
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case ConsoleKey.LeftArrow:
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if (_snakeP1.Direction != Direction.Right)
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_snakeP1.Direction = Direction.Left;
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if (_snakes[0].Direction != Direction.Right)
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_snakes[0].Direction = Direction.Left;
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break;
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case ConsoleKey.RightArrow:
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if (_snakeP1.Direction != Direction.Left)
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_snakeP1.Direction = Direction.Right;
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if (_snakes[0].Direction != Direction.Left)
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_snakes[0].Direction = Direction.Right;
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break;
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// Movement P2
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case ConsoleKey.W:
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if (_snakeP2.Direction != Direction.Down)
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_snakeP2.Direction = Direction.Up;
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if (_snakes[1].Direction != Direction.Down)
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_snakes[1].Direction = Direction.Up;
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break;
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case ConsoleKey.S:
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if (_snakeP2.Direction != Direction.Up)
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_snakeP2.Direction = Direction.Down;
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if (_snakes[1].Direction != Direction.Up)
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_snakes[1].Direction = Direction.Down;
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break;
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case ConsoleKey.A:
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if (_snakeP2.Direction != Direction.Right)
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_snakeP2.Direction = Direction.Left;
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if (_snakes[1].Direction != Direction.Right)
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_snakes[1].Direction = Direction.Left;
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break;
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case ConsoleKey.D:
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if (_snakeP2.Direction != Direction.Left)
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_snakeP2.Direction = Direction.Right;
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if (_snakes[1].Direction != Direction.Left)
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_snakes[1].Direction = Direction.Right;
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break;
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case ConsoleKey.Escape:
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_running = false;
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break;
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case ConsoleKey.G:
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_snakeP1.Growing = !_snakeP1.Growing;
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break;
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case ConsoleKey.H:
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_snakeP2.Growing = !_snakeP2.Growing;
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break;
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}
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}
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}
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