Added better perlin terrain generation

Added function to scatter models onto the terrain

Graphics2/Graphics2.h

@@ -19,6 +19,8 @@ public:
 	void UpdateSceneGraph();
 
 private:
+	bool _initDone = false;
+
 	bool _boosting = false;
 	float _boostMultiplier = 1;
 	float _boostMin = 1;