/* -*-ePiX-*- */
/* layout.xp -- June 27, 2007 */
#include "epix.h"
using namespace ePiX;

P F(double s, double t)
{
  return P(0.1*s, 0.025*t) + (1/(0.01+s*s+t*t))*P(-t, s);
}

int main()
{
  picture(P(0,0), P(2,3), "5x7in");

  begin();

  for (int k=0; k<3; ++k)
    for (int j=0; j<2; ++j)
      {
        screen my(P(-4, -3), P(2,2));
        activate(my);

        border(Red(0.6), "1pt");
        set_crop();
        plain(Blue(1.8));
        dart_field(F, P(-4, -3), P(2, 2), 12, 10);

        bold();
        for (int i=0; i<7; ++i)
          {
            pen(RGB(0.05*(7-i), 1 - 0.1*i, 0.15*i));
            ode_plot(F, P(-0.9-0.025*i,0), 4*(3*j+k+0.5), 30*(3*j+k+0.5));
          }

        inset(P(j+0.05,1.05-k), P(j+0.95,1.95-k));

	deactivate(my);
      }

  end();
}