abstraction (origami)

let c1, c2, hue, t, win;

let points;

​

function Pnt(x, y)

{

  this.x = x;

  this.y = y;

}

​

function setup() {

  createCanvas(windowHeight, windowHeight);

  colorMode(HSB, 360, 100, 100, 1);

  angleMode(DEGREES);

  windowResized();

  noLoop();

}

​

function windowResized() {

  if (windowWidth > windowHeight) win = windowHeight;

  else win = windowWidth;

  resizeCanvas(win, win);

  hue = random(360);

  c1 = color(hue, random(0, 20), random(50,100));

  c2 = color(random(hue - 10, hue + 10) % 360, random(0, 20), random(50,100));

  var gradient = drawingContext.createLinearGradient(win / 2,0, win / 2, win);

  gradient.addColorStop(0, c1);

  gradient.addColorStop(1, c2);

  drawingContext.fillStyle = gradient;

  rect(0, 0, windowWidth, windowHeight);

  let bd = win / 10;

  stroke(20);

  strokeWeight(0.5);

  drawingContext.shadowColor = "rgba(0,0,0,0.5)";

  drawingContext.shadowBlur = bd / 2;

  fill(random(hue - 30, hue - 20) % 360, random(0, 20), random(50,100), 0.5);

  rectMode(CENTER);

  rect(win / 2, win / 2, win / 1.4);

  rectMode(CORNER);

​

  points = [];

  for (let i = 0; i < 50; i++)

  {

    points.push(new Pnt(random(bd, win - bd), random(bd, win - bd)));

  }

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

  {

    let nearbors = 0;

    beginShape(TRIANGLE_STRIP);

    fill(random(hue - 10, hue + 10) % 360, random(0, 20), random(50,100));

    for (let j = i + 1; j < points.length; j++)

    {

      var d = sqrt(pow(points[i].x - points[j].x, 2) + 

                 pow(points[i].y - points[j].y, 2)); 

      if (d > bd && d < bd * 2)

      {

        vertex(points[i].x, points[i].y);

        vertex(points[j].x, points[j].y);

        nearbors++;

        if (nearbors > 2) break;

      }

    }

    endShape(CLOSE);

    if (nearbors != 0) circle(points[i].x, points[i].y, bd / 10);

  }

  drawingContext.shadowColor = "rgba(0,0,0,0)";

}

​

function draw() {

}

​

function keyPressed() {

  if (keyCode === 70) {

  windowResized();

  } else if (keyCode === 83) {

    saveCanvas("thumb", "png");

  }

}

​

function mousePressed()

{

  windowResized();

}