curveVertex02

float radius = 100;
int centx = width/2;
int centy = height/2;

void setup() {
  size(500, 500);
  colorMode(HSB, 360, 100, 100, 100);
  background(0, 0, 100);
  noFill();
  frameRate(24);
  smooth();
}

void draw() {
  noStroke();
  fill(0, 0, 100, 10);
  rect(0, 0, width, height);
  float r = sin(frameCount)*20;

  translate(width/2, height/2);
  rotate(r);

  float x, y;
  float noiseval = random(10);
  float radVariance, thisRadius, rad;

  for (int i =0; i < 100; i  += 1) {
    beginShape();

    for (float ang = 0; ang <= 360; ang += 1) {

      noiseval += 0.05;
      radVariance = 30*customNoise(noiseval);

      thisRadius = radius + radVariance;
      rad = radians(ang);
      x = centx + random(-10, 10) + (thisRadius * cos(rad));
      y = centy + random(-10, 10) +  (thisRadius * sin(rad));
      
      stroke(360, 0, 0);
      strokeWeight(0.3);
      curveVertex(x, y);
    }
    endShape();
  }
  radius += 10;
  
  if ( radius > 300){
   radius = 100; 
  }
}

float customNoise(float value) {
  float retValue = pow(sin(value), 3);
  return retValue;
}

curveVertex01の改良．線画にした．発表の準備が煮詰まって，Processingの練習に手を出している．自分としてはfor文を追加できて，しっかりと動いたところが収穫．しかし，発表準備がヤバイ．