/* 
   "driving.js" is a simple driving simulator written to introduce students to
   the basics of game programming.
   
   Author: Bob Jones & Raven Lord
   Date: October 10th 2016
   Usage: This script is invoked by loading "driving.html" in a browser.
*/

// Game Parameters

   /* Note that ANIMDELTA should be a factor of BLOCKSIZE (1 for per-pixel
      animation, higher for performance, BLOCKSIZE for charm) */

const BLOCKSIZE = 20;          // Most dimensions are multiples of this
const ANIMDELTA = 20;          // Should be a factor of BLOCKSIZE (read above)
const DIFFICULTYPERIOD = 1000; // Period between difficulty increases in ms