rework

sdl_gpu.cm

@@ -1027,7 +1027,7 @@ function _preload_textures(commands) {
   
   for (var cmd of commands) {
     if (cmd.cmd == 'draw_batch' && cmd.texture) {
-      if (typeof cmd.texture == 'string') {
+      if (is_text(cmd.texture)) {
         paths[cmd.texture] = true
       }
     }