Merged 2D and 3D modules into Graphics module

Former-commit-id: 33bf0fbe727e50e864bc52680c95a106ada508e9

src/Nazara/Graphics/Graphics.cpp

@@ -0,0 +1,70 @@
+// Copyright (C) 2013 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Graphics/Graphics.hpp>
+#include <Nazara/Graphics/Config.hpp>
+#include <Nazara/Graphics/Loaders/Mesh.hpp>
+#include <Nazara/Graphics/Loaders/OBJ.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <Nazara/Core/Log.hpp>
+#include <Nazara/Renderer/Renderer.hpp>
+#include <Nazara/Graphics/Debug.hpp>
+
+bool Nz3D::Initialize()
+{
+	if (s_moduleReferenceCounter++ != 0)
+		return true; // Déjà initialisé
+
+	// Initialisation des dépendances
+	if (!NzRenderer::Initialize())
+	{
+		NazaraError("Failed to initialize Renderer module");
+		Uninitialize();
+
+		return false;
+	}
+
+	// Initialisation du module
+
+	// Loaders
+	NzLoaders_OBJ_Register();
+
+	// Loader générique
+	NzLoaders_Mesh_Register();
+
+	NazaraNotice("Initialized: Graphics module");
+
+	return true;
+}
+
+bool Nz3D::IsInitialized()
+{
+	return s_moduleReferenceCounter != 0;
+}
+
+void Nz3D::Uninitialize()
+{
+	if (s_moduleReferenceCounter != 1)
+	{
+		// Le module est soit encore utilisé, soit pas initialisé
+		if (s_moduleReferenceCounter > 1)
+			s_moduleReferenceCounter--;
+
+		return;
+	}
+
+	// Libération du module
+	s_moduleReferenceCounter = 0;
+
+	// Loaders
+	NzLoaders_Mesh_Unregister();
+	NzLoaders_OBJ_Unregister();
+
+	NazaraNotice("Uninitialized: Graphics module");
+
+	// Libération des dépendances
+	Nz2D::Uninitialize();
+}
+
+unsigned int Nz3D::s_moduleReferenceCounter = 0;