1 files changed, 6 insertions, 0 deletions
diff --git a/include/glass_data.h b/include/glass_data.h
index 277adfa..75aedde 100644
--- a/include/glass_data.h
+++ b/include/glass_data.h
@@ -14,12 +14,15 @@
 #define GLASS_DATA_H
 
 #include "glamacdef.h"  // For type definitions
+#include "glamac_errors.h"  // For error handling
 
 // Structure to represent an optical glass
 typedef struct {
     byte name[50];
     f32 abbeNumber;  // X-axis (vd)
     f32 refractiveIndex;  // Y-axis (nd)
+    byte glass_code[20];  // Glass code from manufacturer
+    byte manufacturer[20];  // Manufacturer name
 } Glass;
 
 // Get number of glasses in the catalog
@@ -40,4 +43,7 @@ void initialize_glass_data(void);
 // Load glasses from JSON file
 b32 load_glasses_from_json(const byte* json_path, const byte* manufacturer_filter);
 
+// Cleanup glass data resources
+void cleanup_glass_data(void);
+
 #endif /* GLASS_DATA_H */