class Car{
  //datos y variables
  color c;
  float xpos;
  float ypos;
  float xvel;
  int ancho = 20;
  int largo = 10;
  
  //constructor
  Car (color unColor, float unaPosX, float unaPosY, float unaVelocidad){
    c= unColor;
    xpos = unaPosX;
    ypos = unaPosY;
    xvel = unaVelocidad;
  }
  
  //metodos
  
  void draw(){
    rectMode(CENTER);
    fill(c);
    noStroke();
    rect(xpos,ypos,ancho,largo);
  }
  
  void drive(){
    xpos = xpos + xvel;
    outputCell(floor(map(xpos,0,width,21,108)));
    if(xpos>width +20){
      xpos = -20;
      outputCell2(floor(map(xpos,0,width,21,108)));
    }
  }
}