expand access scope touches to automatically record update clock idx touch time, + timestamp; move texture cache to new async wavefront

src/content/content.h

@@ -63,6 +63,17 @@ struct C_Key
   C_ID id;
 };
 
+////////////////////////////////
+//~ rjf: Cache Stripe Type
+
+typedef struct C_Stripe C_Stripe;
+struct C_Stripe
+{
+  Arena *arena;
+  RWMutex rw_mutex;
+  CondVar cv;
+};
+
 ////////////////////////////////
 //~ rjf: Root Cache Types
 
@@ -135,7 +146,7 @@ struct C_BlobNode
   U128 hash;
   Arena *arena;
   String8 data;
-  U64 scope_ref_count;
+  AccessPt access_pt;
   U64 key_ref_count;
   U64 downstream_ref_count;
 };
@@ -147,14 +158,6 @@ struct C_BlobSlot
   C_BlobNode *last;
 };
 
-typedef struct C_Stripe C_Stripe;
-struct C_Stripe
-{
-  Arena *arena;
-  RWMutex rw_mutex;
-  CondVar cv;
-};
-
 ////////////////////////////////
 //~ rjf: Shared State
 
@@ -217,6 +220,11 @@ internal void c_root_release(C_Root root);
 
 internal U128 c_submit_data(C_Key key, Arena **data_arena, String8 data);
 
+////////////////////////////////
+//~ rjf: Key Closing
+
+internal void c_close_key(C_Key key);
+
 ////////////////////////////////
 //~ rjf: Downstream Accesses