refactor

src/coders/xml.h

@@ -4,6 +4,7 @@
 #include <string>
 #include <memory>
 #include <vector>
+#include <glm/glm.hpp>
 #include <unordered_map>
 
 #include "commons.h"
@@ -30,6 +31,10 @@ namespace xml {
         int64_t asInt() const;
         double asFloat() const;
         bool asBool() const;
+        glm::vec2 asVec2() const;
+        glm::vec3 asVec3() const;
+        glm::vec4 asVec4() const;
+        glm::vec4 asColor() const;
     };
 
     /* XML element class. Text element has tag 'text' and attribute 'text' */