void mouseMoved()
{

  if(mouseY > pmouseY)
  ver -= space/4;
  if(mouseY < pmouseY)
  ver += space/4;
  if(mouseX > pmouseX)
  hor -= space/4;
  if(mouseX < pmouseX)
  hor += space/4;
}

void mouseDragged()
{
  

  if(mouseY > pmouseY)
  sval -= 0.001;
  zoom += 80;
  if(mouseY < pmouseY)
  sval += 0.001;
  zoom -= 80;
  if(mouseX > pmouseX)
  sval -= 0.001;
  zoom += 80;
  if(mouseX < pmouseX)
  sval += 0.001;
  zoom -= 80;
  
  if(sval > 1.0)
  sval = 1.0;
  if(sval < 0.06)
  sval = 0.06;

}

void navegar()
{
  if(mouseY > 20)
  ver -= 14/space;
  if(mouseY < height-40)
  ver += 14/space;
  if(mouseX > width-40)
  hor -= 14/space;
  if(mouseX < 40)
  hor += 14/space;

  if(ver>(gridsize)*(sval*2))
  ver=(gridsize)*(sval*2);
  if(hor>(gridsize)*(sval*2))
  hor=(gridsize)*(sval*2);
  if(ver<-(gridsize)*(sval*2))
  ver=-(gridsize)*(sval*2);
  if(hor<-(gridsize)*(sval*2))
  hor=-(gridsize)*(sval*2);

  if(keyPressed)
  {

    if(key == 'm' || key == 'M')

    {
      roty = mouseY * sqrt(0.0003);
      rotx = mouseX * sqrt(0.0003);
      cursor(MOVE);
      lights();
    }
    if(key == '+')

    {
      zoom += 100;
    }if(key == '-')

    {
      zoom -= 100;
      }
      if(key == '1')

    {
      rotx=0.;
      roty=0.0;
      rotz=4.71;
      sval=0.1;
      transy=height/2;
      transx=width/2;
    }if(key == '2')

    {
      rotx=8.97;
      roty=7.65;
      rotz=4.71;
      sval=0.1;
      transy=height/2;
      transx=width/2;
    }
    if(key == '3')

    {
      rotx=10.14;
      roty=8.27;
      rotz=4.71;
      sval=0.1;
      transy=height/2;
      transx=width/2;
    }
    if(key == '4')

    {
      rotx=4.14;
      roty=5.27;
      rotz=8.71;
      sval=0.1;
      transy=height/2;
      transx=width/2;
    }
    if(key == '5')

    {
      rotx=11.14;
      roty=6.27;
      rotz=6.71;
      sval=0.1;
      transy=height/2;
      transx=width/2;
    }

  } else
  {
    cursor(ARROW);
    //noLights();

  }
  
}