diff --git a/framework/game/game.hpp b/framework/game/game.hpp
index 0278a33..c05451d 100644
--- a/framework/game/game.hpp
+++ b/framework/game/game.hpp
@@ -15,6 +15,7 @@ namespace xna {
 		virtual void Exit() = 0;
 		virtual int Run() = 0;
 		virtual PGameWindow Window() = 0;
+		virtual PGraphicsDevice GetGraphicsDevice() = 0;
 
 	protected:
 		virtual void Draw(GameTime const& gameTime) = 0;
diff --git a/framework/platform/game-dx.cpp b/framework/platform/game-dx.cpp
index 59c44bc..50cfc8a 100644
--- a/framework/platform/game-dx.cpp
+++ b/framework/platform/game-dx.cpp
@@ -16,7 +16,7 @@ namespace xna {
 	}
 
 	int Game::Run() {		
-		if (_graphicsDevice == nullptr) {
+		if (GraphicsDevice == nullptr) {
 			MessageBox(nullptr, "O dispositivo gráfico não foi inicializar corretamente", "Xna Game Engine", MB_OK);
 			return EXIT_FAILURE;
 		}
@@ -42,9 +42,7 @@ namespace xna {
 				gameTime.ElapsedGameTime = elapsed - endElapsedTime;
 				gameTime.TotalGameTime = _clock.TotalTime();
 
-				this->Update(gameTime);
-
-				//_graphicsDevice->Clear();
+				this->Update(gameTime);				
 
 				elapsed = _clock.ElapsedTime();
 				gameTime.ElapsedGameTime = elapsed - endElapsedTime;
@@ -52,7 +50,7 @@ namespace xna {
 
 				this->Draw(gameTime);
 
-				_graphicsDevice->Present();
+				GraphicsDevice->Present();
 
 				endElapsedTime = _clock.ElapsedTime();
 			}
diff --git a/framework/platform/game-dx.hpp b/framework/platform/game-dx.hpp
index 71e54ff..d4c3461 100644
--- a/framework/platform/game-dx.hpp
+++ b/framework/platform/game-dx.hpp
@@ -21,13 +21,17 @@ namespace xna {
 			return _gameWindow;
 		}
 
+		virtual PGraphicsDevice GetGraphicsDevice() override {
+			return GraphicsDevice;
+		}
+
 	protected:
 		virtual void Draw(GameTime const& gameTime) override{}
 		virtual void Initialize() override{}
 		virtual void Update(GameTime const& gameTime) override{}		
 
 	public:
-		PGraphicsDevice _graphicsDevice{ nullptr };		
+		PGraphicsDevice GraphicsDevice{ nullptr };		
 
 	protected:		
 		PGameWindow _gameWindow{ nullptr };
diff --git a/framework/platform/gdevicemanager-dx.cpp b/framework/platform/gdevicemanager-dx.cpp
index 9fa3019..a486fe6 100644
--- a/framework/platform/gdevicemanager-dx.cpp
+++ b/framework/platform/gdevicemanager-dx.cpp
@@ -44,7 +44,7 @@ namespace xna {
 			return;
 		}		
 
-		_game->_graphicsDevice = _device;
+		_game->GraphicsDevice = _device;
 	}
 
 	void GraphicsDeviceManager::ChangeDevice() {
diff --git a/framework/xna.cpp b/framework/xna.cpp
index 1f064cc..fd435ec 100644
--- a/framework/xna.cpp
+++ b/framework/xna.cpp
@@ -15,7 +15,7 @@ using namespace xna;
 class Game1 : public Game {
 public:
 	Game1() {
-		manager = New<GraphicsDeviceManager>(this);
+		graphics = New<GraphicsDeviceManager>(this);
 	}
 
 	virtual void Update(GameTime const& gameTime) {
@@ -24,13 +24,13 @@ public:
 	}
 
 	virtual void Draw(GameTime const& gameTime) {
-		_graphicsDevice->Clear();
+		GraphicsDevice->Clear();
 
 		Game::Draw(gameTime);
 	}
 
 private:
-	PGraphicsDeviceManager manager;
+	PGraphicsDeviceManager graphics;
 };
 
 int APIENTRY WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nCmdShow) {