let video;

let detections = [];

let eyes = [];

let lastPersonCount = 0;

let eyeMinDisplayTime = 10000;

let smoothFactor = 0.2;

let movementThreshold = 2;

​

// Initialisierung der Augen mit unterschiedlichen Bewegungseigenschaften

let eyeProperties = [

  { movementFactor: 0.015, delay: 0 },

  { movementFactor: 0.01, delay: 50 },

  { movementFactor: 0.019, delay: 100 },

  { movementFactor: 0.025, delay: 150 },

  { movementFactor: 0.029, delay: 200 }

];

​

function modelReady() {

  console.log('Model is ready!!!');

  mobilenet.detect(gotResults);

}

​

function gotResults(error, results) {

  if (error) {

    console.error(error);

  } else {

    detections = results;

    mobilenet.detect(gotResults);

  }

}

​

function setup() {

  createCanvas(800, 600);

  video = createCapture(VIDEO);

  video.size(800, 600);

  video.hide();

  mobilenet = ml5.objectDetector('cocossd', video, modelReady);

}

​

function draw() {

  background(0);

​

  let currentPersonCount = 0;

  let newEyes = [];

​

  if (detections) {

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

      let object = detections[i];

      if (object.label === 'person') {

        let x = object.x + object.width / 2;

        let y = object.y + object.height / 2;

        let diameter = min(object.width, object.height);

        newEyes.push({ x: x, y: y, diameter: diameter });

        noFill();

        stroke(255, 0, 0);

        strokeWeight(2);

        rect(object.x, object.y, object.width, object.height);

​

        currentPersonCount++;

      }

    }

    fill(255);

    textSize(20);

    text('Anzahl der Personen: ' + currentPersonCount, 10, 30);

  } else {

    fill(255);

    textSize(32);

    textAlign(CENTER, CENTER);

    text('Lade...', width / 2, height / 2);

  }

​

  if (currentPersonCount !== lastPersonCount) {

    eyes = updateEyes(currentPersonCount, newEyes, eyes);

    lastPersonCount = currentPersonCount;

  }

​

  eyes = smoothEyes(newEyes, eyes, smoothFactor, movementThreshold);

​

  drawEyes(eyes);

}

​

function updateEyes(personCount, newEyes, existingEyes) {

  let updatedEyes = [];

​

  for (let i = 0; i < personCount; i++) {

    let eye = newEyes[i];

    let found = false;

​

    for (let j = 0; j < existingEyes.length; j++) {

      let existingEye = existingEyes[j];

      if (dist(existingEye.x, existingEye.y, eye.x, eye.y) < eye.diameter / 2) {

        updatedEyes.push(existingEye);

        found = true;

        break;

      }

    }

​

    if (!found) {

      let newCircle;

      let safeToAdd;

      let tries = 0;

      let maxTries = 100;

​

      do {

        newCircle = {

          x: random(eye.diameter / 2, width - eye.diameter / 2),

          y: random(eye.diameter / 2, height - eye.diameter / 2),

          diameter: eye.diameter,

          creationTime: millis(),

          movementFactor: eyeProperties[i % eyeProperties.length].movementFactor,

          targetX: random(width),

          targetY: random(height),

          delay: eyeProperties[i % eyeProperties.length].delay

        };

        safeToAdd = true;

​

        for (let j = 0; j < updatedEyes.length; j++) {

          let otherCircle = updatedEyes[j];

          let distance = dist(newCircle.x, newCircle.y, otherCircle.x, otherCircle.y);

          if (distance < (newCircle.diameter / 2 + otherCircle.diameter / 2)) {

            safeToAdd = false;

            break;

          }

        }

        tries++;

      } while (!safeToAdd && tries < maxTries);

​

      if (safeToAdd) {

        updatedEyes.push(newCircle);

      }

    }

  }

​

  updatedEyes = updatedEyes.filter(eye => millis() - eye.creationTime < eyeMinDisplayTime);

​

  return updatedEyes;

}

​

function smoothEyes(newEyes, existingEyes, factor, threshold) {

  return newEyes.map((newEye, index) => {

    let existingEye = existingEyes[index] || newEye;

    let dx = abs(existingEye.x - newEye.x);

    let dy = abs(existingEye.y - newEye.y);

    if (dx < threshold && dy < threshold) {

      existingEye.x = lerp(existingEye.x, newEye.x, factor);

      existingEye.y = lerp(existingEye.y, newEye.y, factor);

    } else {

      let direction = createVector(newEye.x - existingEye.x, newEye.y - existingEye.y).normalize();

      existingEye.x += direction.x * existingEye.movementFactor;

      existingEye.y += direction.y * existingEye.movementFactor;

    }

    existingEye.diameter = newEye.diameter;

    existingEye.creationTime = newEye.creationTime;

​

    return existingEye;

  });

}

​

function drawEyes(eyes) {

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

    let eye = eyes[i];

​

    fill(0);

    noStroke();

    ellipse(eye.x, eye.y, eye.diameter, eye.diameter);

​

    let innerDiameter = eye.diameter / 2;

    let maxOffset = (eye.diameter - innerDiameter) / 2;

​

    let whiteX = eye.x;

    let whiteY = eye.y - eye.diameter / 2;

​

    let distanceToEdge = dist(whiteX, whiteY, eye.x, eye.y);

    if (distanceToEdge > maxOffset) {

      let factor = maxOffset / distanceToEdge;

      whiteX = eye.x + (whiteX - eye.x) * factor;

      whiteY = eye.y + (whiteY - eye.y) * factor;

    }

​

    fill(255);

    ellipse(whiteX, whiteY, innerDiameter, innerDiameter);

​

    let largerWhiteDiameter = innerDiameter * 1.3;

    fill(0, 0, 255, 150);

    ellipse(whiteX, whiteY, largerWhiteDiameter, largerWhiteDiameter);

​

    let blueDiameter = innerDiameter * 0.7;

    let blueMaxOffset = (innerDiameter - blueDiameter) / 2;

​

    let blueOffsetX = constrain(whiteX - eye.x, -blueMaxOffset, blueMaxOffset);

    let blueOffsetY = constrain(whiteY - eye.y, -blueMaxOffset, blueMaxOffset);

​

    fill(200, 0, 300);

    ellipse(whiteX + blueOffsetX, whiteY + blueOffsetY, blueDiameter, blueDiameter);

​

    let largerBlueDiameter1 = blueDiameter * 0.3;

    let largerBlueDiameter2 = blueDiameter * 0.5;

​

    let speedFactor = map(blueDiameter, innerDiameter * 0.7, innerDiameter * 1.6, 1.5, 0.5);

​

    fill(0, 0, 0);

    ellipse(whiteX + blueOffsetX * speedFactor, whiteY + blueOffsetY * speedFactor, largerBlueDiameter1, largerBlueDiameter1);

    ellipse(whiteX + blueOffsetX * (speedFactor * 0.5), whiteY + blueOffsetY * (speedFactor * 0.5), largerBlueDiameter2, largerBlueDiameter2);

  }

}

​