Camera speed dependent on time

DepthsBelow/DepthsBelow/Camera.cs

@@ -25,22 +25,24 @@ namespace DepthsBelow
 			Zoom = 1.0f;
 			Rotation = 0.0f;
 			Position = Vector2.Zero;
-			Speed = 5;
+			Speed = 300;
 		}
 
 		public void Update(GameTime gameTime)
 		{
+			float elapsed = gameTime.ElapsedGameTime.Milliseconds / 1000.0f;
+
 			MouseState ms = Mouse.GetState();
 
 			if (ms.X < 20)
-				Position.X -= Speed;
+				Position.X -= Speed * elapsed;
 			if (ms.X > core.GraphicsDevice.Viewport.Width - 20)
-				Position.X += Speed;
+				Position.X += Speed * elapsed;
 
 			if (ms.Y < 20)
-				Position.Y -= Speed;
+				Position.Y -= Speed * elapsed;
 			if (ms.Y > core.GraphicsDevice.Viewport.Height - 20)
-				Position.Y += Speed;
+				Position.Y += Speed * elapsed;
 
 			Transform = 
 				Matrix.CreateTranslation(new Vector3(-Position.X, -Position.Y, 0))

DepthsBelow/DepthsBelow/Core.cs

@@ -32,6 +32,10 @@ namespace DepthsBelow
 			graphics.PreferredBackBufferHeight = 720;
 			graphics.IsFullScreen = false;
 
+			graphics.SynchronizeWithVerticalRetrace = false;
+			this.IsFixedTimeStep = false;
+			graphics.ApplyChanges();
+
 			this.IsMouseVisible = true;
 		}