add gfx.skeletons library

res/scripts/hud.lua

@@ -86,7 +86,7 @@ end
 local prev_rotation = mat4.idt()
 
 function update_hand()
-    local skeleton = __skeleton
+    local skeleton = gfx.skeletons
     local pid = hud.get_player()
     local invid, slot = player.get_inventory(pid)
     local itemid = inventory.get(invid, slot)

res/scripts/stdlib.lua

@@ -396,6 +396,8 @@ function _rules.clear()
 end
 
 function __vc_on_hud_open()
+    gfx.skeletons = __skeleton
+
     _rules.create("allow-cheats", true)
 
     _rules.create("allow-content-access", hud._is_content_access(), function(value)