// by rupertxrussell

Canvas.setpenopacity(1);

// Global code will be evaluated once.

const turtle = []

const count = 4; //min=2, max=5, step=1
const s = 200; ///min=1, max=200, step=1
// const r = 11 //min=1, max=100, step=1

const radius=22; //min=10 max=100 step=1
const n = 69; //min=10 max=69 step=1
const fineN = 0; ///min=-5 max=5 step=0.01 
const m = 10; ///min=10 max=455 step=1
const fineM = 0; ///min=-10 max=10 step=1 

var xOffset = 0; 
var yOffset = 0; 


// create multiple turtles and space them out in a grid
for (let n=0; n<count; n++) {
     turtle[n] = new Turtle();
    }



for (var i = 0; i < n + fineN; i++) {
           turtle[1].penup();
       turtle[2].penup();
    connectPoints(radius, i, i * m + fineM);
}


function connectPoints(r, firstPoint, secondPoint) {
    // Connect two points on a circle
    var step = 2 * Math.PI/n; 
    for (let x=0; x<count; x++) {
        for (let y=0; y<count; y++) {
            
        xOffset = (x + .5) * s/count - s/2;
        yOffset = (y + .5)  * s/count - s/2;
        // draw n points on circle
        const x1 = xOffset + r * Math.cos(firstPoint * step);
        const y1 = yOffset - r * Math.sin(firstPoint * step);
        const x2 = xOffset + r * Math.cos(secondPoint * step);
        const y2 = yOffset -r * Math.sin(secondPoint * step);

        turtle[1].jump(x1, y1);
        turtle[2].goto(x2, y2);
        turtle[1].pendown();
        turtle[2].pendown();
        }
    }
}