Add comments

init.lua

@@ -28,7 +28,7 @@ i3 = {
 		max_waypoints = 30,
 		min_fs_version = 4,
 		item_btn_size = 1.1,
-		sprite_resolution = 1024,
+		sprite_resolution = 256,
 		drop_bag_on_die = true,
 		save_interval = 600, -- Player data save interval (in seconds)
 

src/caches.lua

@@ -45,7 +45,12 @@ local function cache_groups(group, groups)
 		if def.drawtype and is_cube(def.drawtype) then
 			texture = get_cube(tiles)
 		elseif texture then
+			-- Buggy, it disforms the texture but can handle any sequence
 			texture = texture:gsub("%^", "\\^"):gsub(":", "\\:") .. "\\^[resize\\:146x146"
+
+			--[[ Alternative, it scales a flat texture perfectly but does not
+			     handle correctly mixed sequence like: inv cube -> flat texture -> inv cube ]]
+			-- px = 112
 		end
 
 		if texture then