// Forked from "Lorenz XZ" by evilotto
// https://turtletoy.net/turtle/30f29b215b

// You can find the Turtle API reference here: https://turtletoy.net/syntax
Canvas.setpenopacity(1);

// Global code will be evaluated once.
const turtle = new Turtle();
turtle.penup();

function project() {
    turtle.goto(x * 122, z * 160 + y* 20);
    // turtle.goto(x * 3, y * 3);
    // turtle.goto(y * 3, (-z + 28) * 3);
}

x = 0.04;
y = 0.04;
z = 0.04;
nx=z
ny=y
nz=z
project();
turtle.pendown();


dt = 1;
f = 0.04;

// The walk function will be called until it returns false.
function walk(i) {
    //X+=(Z-Y)/8,
    // Y+=X+Z*Y/5,
  // Z+=(f-X*X+f*Z*X)/9
    x = x + dt * ((z-y)/8);
    y = y + dt * (x + z*y/5);
    z = z + dt * (f - x*x + f*z*x)/9;

//    x = nx
//    y = ny
//    z = nz

    project();
    return i < 4000
}