NPC Code:

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if (playerenters&&!isweapon) { toweapons test; }

if (weaponfired) { timeout=.1; }

if (timeout) {

  //here we say if the length of the array

  //of stepx is 0 we need to make it an array

  if (arraylen(stepsx)=0) { init(); }

  if (playerx!=stepsx[0]||playery!=stepsy[0]) {

    movearray();

    record();

  }

  show();

  timeout=.1;

}

function init() {

  //here we set the stepsx array to 5

  //remember it only goes up to 4

  //since it starts at 0

  setarray stepsx,5;

  setarray stepsy,arraylen(stepsx);

}

function movearray() {

  //here we move the array

  //we start at 4 and we go

  //to 1 , everytime moving it back one.

  //for example if stepsx[3] is 3 and stepsx[2]

  //is 4,

  //it will set stepsx[4] to 3 and stepsx[3]

  //to 4 and so on

  for (this.i=arraylen(stepsx)-1;this.i>0;this.i--) {

    stepsx[this.i]=stepsx[this.i-1];

    stepsy[this.i]=stepsy[this.i-1];

  }

}

function record() {

  //record current player position to 0

  stepsx[0]=playerx;

  stepsy[0]=playery;

}



function show() {

  showimg 1,shadoworb.gif,stepsx[arraylen(stepsx)-1],stepsy[arraylen(stepsy)-1];

}

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