+ Add texture folder (so it actually runs)

init.lua

@@ -14,6 +14,7 @@ it is easy to understand the generated images with a hexdump.
 
 ]]--
 
+local textures_path = minetest.get_modpath( minetest.get_current_modname() ) .. "/textures/"
 
 function encode_tga_type_3(w, h, ...)
 	assert((w <= 256) and (h <= 256) and (w * h == #{...}))