fixing bugs + InnerOnKeyPress added

include/SalmonEngineWindows.h

@@ -38,6 +38,8 @@ public:
 	//To do on mouse wheel move
 
 	virtual void OnKeyPress(cardinal key); //Try not to override this. But if you need to override, call ancestor!
+
+	virtual void InnerOnKeyPress(cardinal key) { }
 };
 
 bool CreateEngine(int width, int height, int x = 0, int y = 0, std::string windowName = "Salmon Engine App", std::string logFileName = "log.txt");

include/Utils/SerializeInterface/SerializeInterface.h

@@ -29,6 +29,21 @@ public:
 	}
 
 };
+
+template <typename TVALUE>
+TVALUE GetValueFromSubtree(const boost::property_tree::ptree::value_type& subTree, const std::string& path)
+{
+	return subTree.second.get<TVALUE>(path);
+}
+
+template <>
+vec2 GetValueFromSubtree(const boost::property_tree::ptree::value_type& subTree, const std::string& path);
+
+template <>
+vec3 GetValueFromSubtree(const boost::property_tree::ptree::value_type& subTree, const std::string& path);
+
+template <>
+vec4 GetValueFromSubtree(const boost::property_tree::ptree::value_type& subTree, const std::string& path);
 
 
 template <typename TKEY, typename TVALUE>
@@ -43,7 +58,7 @@ public:
 		BOOST_FOREACH(boost::property_tree::ptree::value_type& subTree, propertyTree)
 		{
 			TKEY key = subTree.second.get<TKEY>("<xmlattr>.key");
-			TVALUE value = subTree.second.get<TVALUE>("<xmlattr>.value");
+			TVALUE value = GetValueFromSubtree<TVALUE>(subTree, "<xmlattr>.value");
 
 			Map[key] = value;
 		}