small fixes to make it work with demo project

TSE_Core/src/elements/Layer.cpp

@@ -22,7 +22,7 @@ void HandleObject(TSE::Transformable* trans, TSE::TransformationStack& stack, TS
     }
 }
 
-TSE::Layer::Layer(string &n)
+TSE::Layer::Layer(const string &n)
 {
     name = n;
 }

TSE_Core/src/elements/Layer.hpp

@@ -14,7 +14,7 @@ namespace TSE
             std::vector<Transformable*> objectsToRender;
         
         public:
-            Layer(string& name);
+            Layer(const string& name);
 
             void Render(IRenderer& rnd) const;
             void AddTransformable(Transformable* t);

TSE_Core/src/elements/Texture.hpp

@@ -23,7 +23,7 @@ namespace TSE
 
     public:
         string name = "Unnamed";
-        static ITextureHelper* helper;
+        inline static ITextureHelper* helper = nullptr;
 
         Texture(const string& path);
         Texture(const int& width, const int& height, int bpp = 32);

TSE_Core/src/elements/Transformable.hpp

@@ -29,7 +29,7 @@ namespace TSE
             std::vector<Transformable*> children;
             Transformable* parent = nullptr;
 
-            static std::unordered_map<uuids::uuid, Transformable*> objectEntries;
+            inline static std::unordered_map<uuids::uuid, Transformable*> objectEntries = {};
         
         public:
             Transformable();