code: public <Type> void load(final String assetPath, final Class<Type> assetClass,
              final AssetLoaderParameters<Type> loadingParameters) {
          if (isAssetNotScheduled(assetPath)) {
              assetManager.load(assetPath, assetClass, loadingParameters);
          }
      }
docs: Schedules loading of the selected asset, if it was not scheduled already.
  
  @param assetPath assetPath internal path to the asset.
  @param assetClass assetClass class of the asset.
  @param loadingParameters specific loading parameters.
  @param <Type> type of asset class to load.