let poseNet;

let poses = [];

let skeletons = [];

​

function setup() {

  createCanvas(640, 480);

  video = createCapture(VIDEO);

  video.size(width, height);

​

  // Create a new poseNet method with a single detection

  poseNet = ml5.poseNet(video, modelReady);

  // This sets up an event that fills the global variable "poses"

  // with an array every time new poses are detected

  poseNet.on('pose', function (results) {

    poses = results;

  });

  // Hide the video element, and just show the canvas

  video.hide();

}

​

function modelReady() {

  // select('#status').html('Model Loaded');

}

​

function draw() {

  background(255);

  // image(video, 0, 0, width, height);

​

  // We can call both functions to draw all keypoints and the skeletons

  drawKeypoints();

  // drawSkeleton();

}

​

​

// A function to draw ellipses over the detected keypoints

function drawKeypoints()  {

  // beginShape();

  var points = [];

  for (let i = 0; i < poses.length; i++) {

    for (let j = 0; j < poses[i].pose.keypoints.length; j++) {

      // if (keypoint.score > 0.2) {

          points.push({x: poses[i].pose.keypoints[j].position.x, y: poses[i].pose.keypoints[j].position.y});

      //}

    }

  }

  const a = {x:0,y:0};

  const sqDist = (pointa, pointb) => (pointa.x-pointb.x)**2+(pointa.y-pointb.y)**2;

  const res = points.sort((pointa, pointb) => sqDist(a,pointa)-sqDist(a,pointb));

  console.log(res);

  fill(255, 0 , 0);

  stroke(255, 0, 0);

  strokeWeight(10);

  for (let i = 0; i < res.length; i++){

    point(res[i].x, res[i].y);

  }

  // console.log(points);

  for (let i = 0; i < poses.length; i++) {

    // console.log(poses[i].pose);

    // For each pose detected, loop through all the keypoints

    for (let j = 0; j < poses[i].pose.keypoints.length; j++) {

      // A keypoint is an object describing a body part (like rightArm or leftShoulder)

​

      let keypoint = poses[i].pose.keypoints[j];

      // Only draw an ellipse is the pose probability is bigger than 0.2

      if (keypoint.score > 0.2) {

        // fill(255, 0, 0, 100);

        // noStroke();

        // ellipse(keypoint.position.x, keypoint.position.y, 75);

        /*

        beginShape();

        if (keypoint.part == 'nose'){ ellipse(keypoint.position.x, keypoint.position.y, 10); console.log(keypoint.position); }

        if (keypoint.part == 'rightEar'){ ellipse(keypoint.position.x, keypoint.position.y, 10); console.log(keypoint.position); }

        if (keypoint.part == 'rightEye'){ ellipse(keypoint.position.x, keypoint.position.y, 10); console.log(keypoint.position); }

        if (keypoint.part == 'leftEar'){ ellipse(keypoint.position.x, keypoint.position.y, 10); console.log(keypoint.position); }

        if (keypoint.part == 'leftEye'){ ellipse(keypoint.position.x, keypoint.position.y, 10); console.log(keypoint.position); }

        endShape();

        */

        /*

        beginShape();

        if (keypoint.part == 'rightShoulder'){ curveVertex(keypoint.position.x, keypoint.position.y); console.log(keypoint.position); }

        if (keypoint.part == 'rightElbow'){ curveVertex(keypoint.position.x, keypoint.position.y); console.log(keypoint.position); }

        if (keypoint.part == 'rightWrist'){ curveVertex(keypoint.position.x, keypoint.position.y); console.log(keypoint.position); }

        endShape();

        */

​

        // curveVertex(keypoint.position.x, keypoint.position.y);

        // ellipse(keypoint.position.x, keypoint.position.y, 10, 10);

      }

    }

  }

  endShape(close);

}

​

// A function to draw the skeletons

function drawSkeleton() {

  // Loop through all the skeletons detected

  for (let i = 0; i < poses.length; i++) {

    // For every skeleton, loop through all body connections

    for (let j = 0; j < poses[i].skeleton.length; j++) {

      let partA = poses[i].skeleton[j][0];

      let partB = poses[i].skeleton[j][1];

      stroke(255, 0, 0);

      line(partA.position.x, partA.position.y, partB.position.x, partB.position.y);

    }

  }

}