Game GraphicsDevice

// 向きとサイズの指定

// 矩形の定義

protected override void LoadContent()

{

spriteBatch = new SpriteBatch(GraphicsDevice);

// 画像をロードしテクスチャに

t_PinkGirl = Content.Load<Texture2D>("PinkGirl");

}

protected override void Update(GameTime gameTime)

{

CollisionTest(); // 衝突検出

HandleInputMultiTouch(); // マルチタッチ処理

KeyboardInput(); // キーボード処理

base.Update(gameTime);

}

spriteBatch.Draw(t_PinkGirl, r_PinkGirl, Color.White);

spriteBatch.Draw(t_PlanetBoy, r_PlanetBoy, Color.White);

spriteBatch.Draw(t_GreenGem, r_GreenGem, Color.White);

spriteBatch.Draw(t_Heart, r_Heart, Color.White);

spriteBatch.Draw(t_Key, r_Key, Color.White);

// 矩形オブジェクトを使えば衝突検出は簡単

Rectangle Intersects

http://msdn.microsoft.com/ja-jp/library/bb200104.aspx

http://channel9.msdn.com/Learn/Courses/WP7TrainingKit/WP7XNA

http://blogs.msdn.com/b/devschool/archive/2010/06/16/test.aspx

How to: Create Your First XNA Framework Application for Windows Phone

http://msdn.microsoft.com/en-us/library/ff472340(v=VS.92).aspx