dunes _eb

let col1, col2;

let cool1 = "https://coolors.co/c2efb3-97abb1-746f72-735f3d-594a26".split("/").pop().split("-").map((a) => "#" + a);

let cool11 = "https://coolors.co/f1fbee-c5d0d3-a5a1a4-b2986c-9d8243".split("/").pop().split("-").map((a) => "#" + a);

let cool2 = "https://coolors.co/e2dadb-dae2df-a2a7a5-6d696a-ffffff".split("/").pop().split("-").map((a) => "#" + a);

let cool21 = "https://coolors.co/f6f4f4-f4f6f5-cacecc-9b9798-c2c2c2".split("/").pop().split("-").map((a) => "#" + a);

let cool3 = "https://coolors.co/a63446-fbfef9-0c6291-000004-7e1946".split("/").pop().split("-").map((a) => "#" + a);

let cool31 = "https://coolors.co/ce6474-d0f3b9-129ae2-000066-cc2872".split("/").pop().split("-").map((a) => "#" + a);

​

//let gS = 5; 

let pD = 2;

let ar = 1;

​

let x, y, xp, yp, xx, yy;

let drawBGCubes = true;

let sizeMod = 5;

let traceCubeLines = false;

let roundIt = false;

let squareIt = true;

let nos = false;

let nosh = true;

let nosColor = true;

let showCoord = false;

​

//noprotect

let birds = [];

let birdCount = 160;

let count = 0;

let poles = [];

let duneHeight = 300;

let duneCount = 5;

let dunes = [];

let phase = 0;

let cloudCount = 7;

let clouds = [];

let stormCloud, xcub, ycub;

let stormClouds = [];

let stormCloudCount = 3;

let gS = 55;

​

function setup() {

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

  noLoop();

  p5grain.setup(); //{ random: fxrand });

  seed = Date.now(); //int(Math.random() * 9999999);

  simplex= new OpenSimplexNoise(seed);

  randomSeed(seed); //int(fxrand() * 9999999));

  noiseSeed(seed); //int(fxrand() * 9999999));

​

  let ih = 1400;

  let iw = 1400;

​

  if (iw / ih < ar) {

    createCanvas(iw, iw / ar);

    wisW = (iw);

    wisH = (iw / ar);

  } else {

    createCanvas(ih * ar, ih);

    wisW = (ih * ar);

    wisH = (ih);

  }

  m = min(iw, ih) / 1000;

​

  //angleMode(DEGREES);

  pixelDensity(pD);

  col1 = random([cool1, cool2, cool3]);

  col2 = random([cool11, cool21, cool31]);

​

  // Créer des poteaux

  for (let i = 0; i < 7; i++) {

    let x = random(width / 5, 4 * width / 5); 

    let y = height - random(50, 200);

    let length = random(20, 100);

    let angle = random(-PI/4, PI/4);

    let pole = {x: x, y: y, length: length, angle: angle};

    poles.push(pole);

  }

  // Créer des nuages

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

    let y = map(i, 0, cloudCount, 0, height / 2);

    let cloud = createCloud(y);

    clouds.push(cloud);

  }

  // Créer des nuages fachés

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

    let y = map(i, 0, stormCloudCount, 0, height / 3);

    stormCloud = createStormCloud(y);

    stormClouds.push(stormCloud);

  }

  // Créer des dunes

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

    let y = map(i, 0, duneCount, height / 2, height);

    let dune = createDune(y);

    dunes.push(dune);

  }

  // Créer des oiseaux car c'est joli les oiseaux...

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

    let bird = createBird();

    birds.push(bird);

  }

}

​

function draw() {

  background(220);

  // Dessiner les points de chaque nuage

  for (let cloud of clouds) {

    for (let pt of cloud) {

      stroke(0, 0, 50, 75);

      strokeWeight(random(0.25, 3));

      point(pt.x, pt.y);

    }

  }

  // Dessiner les points du nuage faché

  for (let stormCloud of stormClouds) {

    sizeMod = random(3, 9);

    for (let pt of stormCloud) {

        let csize = 1;

        let cubeColor = color(random(col1));

        let rwis = wisW / sizeMod;

        let offsetY = csize / 2 * sizeMod;

​

        cubeColor.setAlpha(30);

        draw3DCube(pt.x, pt.y, csize, cubeColor, 0, 0);

      }

  }

  // Dessiner les points de chaque dune

  for (let dune of dunes) {

    for (let pt of dune) {

      push();

      let h = map(pt.y, pt.duneY, pt.duneY + duneHeight, 100, 30);

      stroke(20, 0, h, 100);

      strokeWeight(random(0.25, 1.5));

      point(pt.x, pt.y);

      pop();

    }

  }

  // Dessiner les lignes reliant le nuage aux poteaux

  for (let pole of poles) {

      push();

      translate(pole.x, pole.y);

      rotate(pole.angle);

      stroke(0);

      strokeWeight(10);

      line(0, 0, pole.length, 0);

      pop();

​

      let numCables = floor(random(1, 5)); 

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

          let cableAttachPointX = pole.x + cos(pole.angle) * pole.length / numCables * i;

          let cableAttachPointY = pole.y + sin(pole.angle) * pole.length / numCables * i;

          let lowestCloudPoint = getLowestCloudPoint(cableAttachPointX - 100, cableAttachPointX + 100);

          if (lowestCloudPoint) {

              let cp1 = createVector(cableAttachPointX, cableAttachPointY - 50 + i * 10); 

              let cp2 = createVector(lowestCloudPoint.x, lowestCloudPoint.y + 50 + random(0,150));

              stroke(0);

              drawingContext.setLineDash([0, 2, 1]);

              strokeWeight(floor(random(1.5, 3.5)));

              noFill();

              bezier(cableAttachPointX, cableAttachPointY, cp1.x - 15, cp1.y + 15, cp2.x + 10, cp2.y, lowestCloudPoint.x, lowestCloudPoint.y - random(0, 80));

          }

      }

  }

  // Dessiner les oiseaux, plein d'oiseaux

  for (let bird of birds) {

    push();

    stroke(40);

    strokeWeight(random(0.25, 1.5));

    birdWings = bird.size / 2;

    if (count % 2 == 0) {

      line(bird.x - birdWings, bird.y, bird.x, bird.y + birdWings);

    } else {

      stroke(0, 100, 100, 70);

      line(bird.x, bird.y + birdWings, bird.x + birdWings, bird.y);

    }

    line(bird.x - bird.size / 2, bird.y, bird.x + bird.size / 2, bird.y);

    point(bird.x, bird.y);

    pop();

    count++;

  }

  applyMonochromaticGrain(gS);

  noFill();

  bd = 20;

  stroke(255);

  strokeWeight(bd);

  rect(bd / 2, bd / 2, width - bd, height - bd);

}

​

function createBird() {

  let x = random(width / 1.5);

  let y = random(height / 3);

  let size = random(8, 12);

  return { x, y, size }; 

}

​

function createDune(y) {

  let points = [];

  let waveAmp = duneHeight * 0.25;

  let waveFreq = TWO_PI / width;

​

  for (let x = 0; x < width; x += 1) {

    for (let yOff = 0; yOff < duneHeight; yOff += 1) {

      let yNoise = noise(x * 0.003, (y + yOff) * 0.004) * duneHeight;

      let yWave = waveAmp * sin(waveFreq * x); 

      yWave = waveAmp * sin(waveFreq * x - phase);

      let pt = createVector(x, y + yOff + yNoise + yWave);

      pt.duneY = y; 

      points.push(pt);

    }

  }

  phase += 0.15;

  return points;

}

​

function createCloud(y) {

  let points = [];

  let cloudHeight = 150; 

  for (let x = 0; x < width; x += 5) {

    for (let yOff = 0; yOff < cloudHeight; yOff += 5) {

      let yNoise = noise(x * 0.01, (y + yOff) * 0.01) * cloudHeight;

      let pt = createVector(x, y + yOff + yNoise);

      points.push(pt);

    }

  }

  return points;

}

​

function createStormCloud(y) {

  let points = [];

  let cloudHeight = 150;

  let cloudWidth = width / floor(random(2,3));

  let offsetX = width / random(4, 6);

  let amplitude = cloudWidth / 8;

​

  for (let x = offsetX; x < offsetX + cloudWidth; x += 5) {

    let normalizedX = (x - offsetX) / cloudWidth; 

    let edgeFactor = Math.cos(normalizedX * PI);

    let numPoints = max(1, map(edgeFactor, 0, 1, 1, 5));

    let widthVariation = simplex.noise2D(x/100, amplitude/50);

    for (let yOff = 0; yOff < cloudHeight; yOff += numPoints) {

      let yNoise = (noise(x * 0.01, (y + yOff) * 0.01) * 2 - 1) * cloudHeight;

      let pt = createVector(x + widthVariation, y + yOff + yNoise);

      points.push(pt);

    }

  }

  return points;

}

​

function getLowestCloudPoint(startX, endX) {

  let lowestY = -Infinity;

  let lowestPoint = null;

  for (let stormCloud of stormClouds) { 

    for (let pt of stormCloud) {

      if (pt.x >= startX && pt.x <= endX && pt.y > lowestY) {

        lowestY = pt.y;

        lowestPoint = pt;

      }

    }

  }

  return lowestPoint;

}

​

function getClosestCloudPoint(pole) {

  let closestDist = Infinity;

  let closestPoint = null;

  for (let stormCloud of stormClouds) { 

    for (let pt of stormCloud) {

      let d = p5.Vector.dist(pt, pole);

      if (d < closestDist) {

        closestDist = d;

        closestPoint = pt;

      }

    }

  }

  return closestPoint;

}

​

  function keyPressed() {

    if (keyCode === 83) {

      saveCanvas('dunes_dc_' + floor(random(100)), 'png');

    }

  }