Player movement

Pong/Game1.cs

@@ -10,6 +10,7 @@ namespace Pong {
         private GraphicsDeviceManager _graphics;
         private SpriteBatch _spriteBatch;
         private Random random;
+        private KeyboardState kState;
 
         public Texture2D ballTexture;
         public Texture2D playerOneTexture;
@@ -23,6 +24,7 @@ namespace Pong {
         Vector2 ballDir;
         
         float ballSpeed;
+        float playerSpeed;
 
         public Game1() {
             _graphics = new GraphicsDeviceManager(this);
@@ -43,15 +45,19 @@ namespace Pong {
             playerOneTexture = new Texture2D(_graphics.GraphicsDevice, 20, 125);
             playerTwoTexture = new Texture2D(_graphics.GraphicsDevice, 20, 125);
 
+            //filling the player rectangles with color data
             Color[] data = new Color[playerOneTexture.Width*playerOneTexture.Height];
             for (int i = 0; i < data.Length; ++i) data[i] = Color.White;
             playerOneTexture.SetData(data);
             playerTwoTexture.SetData(data);
 
             ballPosition = new Vector2(_graphics.PreferredBackBufferWidth / 2, _graphics.PreferredBackBufferHeight / 2);
-            ballDir = new Vector2(random.Next(-7, 7), random.Next(-7, 7));
+            ballDir = new Vector2(random.Next(-5, 5), random.Next(-7, 7));
+            ballDir.X = ballDir.X < 0 ? -5 : 5;
             ballSpeed = 100.0f;
+            playerSpeed = 500f;
 
+            //players starting position
             playerOnePosition = new Vector2(25, _graphics.PreferredBackBufferHeight / 2 - playerOneTexture.Height / 2);
             playerTwoPosition = new Vector2(_graphics.PreferredBackBufferWidth - 50, _graphics.PreferredBackBufferHeight / 2 - playerTwoTexture.Height / 2);
 
@@ -69,20 +75,35 @@ namespace Pong {
             if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
                 Exit();
 
-            /*KeyboardState kState = Keyboard.GetState();
+            kState = Keyboard.GetState();
 
+            //Player one movement
+            if (kState.IsKeyDown(Keys.W)) {
+                playerOnePosition.Y -= playerSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                if(playerOnePosition.Y < 0) {
+                    playerOnePosition.Y = 0;
+                }
+            }
+            if (kState.IsKeyDown(Keys.S)) {
+                playerOnePosition.Y += playerSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                if (playerOnePosition.Y + playerOneTexture.Height > _graphics.PreferredBackBufferHeight) {
+                    playerOnePosition.Y = _graphics.PreferredBackBufferHeight - playerOneTexture.Height;
+                }
+            }
+
+            //Player two movement
             if (kState.IsKeyDown(Keys.Up)) {
-                ballPosition.Y -= ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                playerTwoPosition.Y -= playerSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                if (playerTwoPosition.Y < 0) {
+                    playerTwoPosition.Y = 0;
+                }
             }
             if (kState.IsKeyDown(Keys.Down)) {
-                ballPosition.Y += ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                playerTwoPosition.Y += playerSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                if (playerTwoPosition.Y + playerTwoTexture.Height > _graphics.PreferredBackBufferHeight) {
+                    playerTwoPosition.Y = _graphics.PreferredBackBufferHeight - playerTwoTexture.Height;
                 }
-            if (kState.IsKeyDown(Keys.Left)) {
-                ballPosition.X -= ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
             }
-            if (kState.IsKeyDown(Keys.Right)) {
-                ballPosition.X += ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
-            }*/
 
             ballPosition.X += ballDir.X  * ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;
             ballPosition.Y += ballDir.Y  * ballSpeed * (float)gameTime.ElapsedGameTime.TotalSeconds;