text: /*
   * thrust
   *
   * Copyright (C) 2018 AbbeyCat (abbeycatuk@gmail.com)
   *
   * This software may be modified and distributed under the terms
   * of the MIT license. See the LICENSE file for details.
   */
   
  /* global environment, ship, ball, landscape, context, images, canvas, audio_bing, audio_thrust, audio_explosion, particle_type, game_state */
  
  preload_graphics( function() { init(); state_machine( game_state.PRESS_FIRE_TO_PLAY ); } );
  
  function init() {
  
      input_init();
      graphics_init();
      audio_init();
      environment_init();
  
  }
  