Convert Configurations to function based for overrides

include/PSX/jabyengine_config.hpp

@@ -1,23 +1,33 @@
 #pragma once
+#include <PSX/GPU/gpu_types.hpp>
 
-#if __has_include(<jabyengine_custom_config.hpp>)
-    #include <jabyengine_custom_config.hpp>
-#else
-    #include "GPU/gpu_types.hpp"
+namespace JabyEngine {    
+    struct DefaultConfiguration {
+        struct BIOSFont {
+            static constexpr GPU::PositionU16 texture_load_pos() {
+                return GPU::PositionU16::create(320, 256);
+            }
 
-    namespace JabyEngine {
-        #define TEST_STR "Planschbecken sind default"
-        
-        struct Configuration {
-            struct BIOSFont {
-                static constexpr auto TextureLoadPos = GPU::PositionU16::create(320, 256);
-                static constexpr auto CLUTLoadPos    = GPU::PositionU16::create(320, 511);
-            };
-
-            struct Periphery {
-                static constexpr bool IncludePortB = false;
-                static constexpr bool UseMultiTap  = false;
-            };
+            static constexpr GPU::PositionU16 CLUT_load_pos() {
+                return GPU::PositionU16::create(320, 511);
+            }
         };
-    }
-#endif // has jabyengine_custom_config
+
+        struct Periphery {
+            static constexpr bool include_portB() {
+                return false;
+            }
+
+            static constexpr bool use_multi_tap(){
+                return false;
+            }
+        };
+    };
+
+    #if __has_include(<jabyengine_custom_config.hpp>)
+        #include <jabyengine_custom_config.hpp>
+    #else
+        #define TEST_STR "Planschbecken sind default"
+        using Configuration = DefaultConfiguration;
+    #endif // has jabyengine_custom_config
+}