Initialize and dispose of whiteTexture in SneakGame.

Fixes #7.

GitOrigin-RevId: 024688e8fc

Shared/Debug.cs

@@ -34,9 +34,8 @@ namespace SemiColinGames {
 
     static Texture2D whiteTexture;
 
-    public static void Initialize(GraphicsDevice graphics) {
-      whiteTexture = new Texture2D(graphics, 1, 1);
-      whiteTexture.SetData(new Color[] { Color.White });
+    public static void Initialize(Texture2D white) {
+      whiteTexture = white;
     }
 
     public static void WriteLine(string s) {

Shared/SneakGame.cs

@@ -33,6 +33,7 @@ namespace SemiColinGames {
     int framesToSuppress = 2;
     Texture2D grasslandBg1;
     Texture2D grasslandBg2;
+    Texture2D whiteTexture;
 
     Player player;
     World world;
@@ -56,8 +57,6 @@ namespace SemiColinGames {
       display.Initialize(Window, graphics);
       display.SetFullScreen(fullScreen);
 
-      Debug.Initialize(GraphicsDevice);
-
       sceneTarget = new RenderTarget2D(
         GraphicsDevice, camera.Width, camera.Height, false /* mipmap */,
         GraphicsDevice.PresentationParameters.BackBufferFormat, DepthFormat.Depth24);
@@ -88,10 +87,16 @@ namespace SemiColinGames {
       linesOfSight = new LinesOfSight(GraphicsDevice);
       grasslandBg1 = Content.Load<Texture2D>("grassland_bg1");
       grasslandBg2 = Content.Load<Texture2D>("grassland_bg2");
+
+      whiteTexture = new Texture2D(GraphicsDevice, 1, 1);
+      whiteTexture.SetData(new Color[] { Color.White });
+      Debug.Initialize(whiteTexture);
     }
 
     // Called once per game. Unloads all game content.
     protected override void UnloadContent() {
+      whiteTexture.Dispose();
+
       updateTimer.DumpStats();
       drawTimer.DumpStats();
     }