Don't Count the Waves.

Description of this video.

Creative coding made with Processing. And I made a movie for YouTube with Kdenlive video editor.

I used many Perlin noises to draw complex wave shapes and colors.
Poisonous, flashy color. It charms me.

Thanks to nice music:

The North by Kevin MacLeod
2014/Nov/19
http://freemusicarchive.org/music/Kevin_MacLeod/Thatched_Villagers/The_North
The North by Kevin MacLeod is licensed under a Attribution 3.0 International License.
Based on a work at incompetech.com
Permissions beyond the scope of this license may be available at http://incompetech.com/music/royalty-free/licenses/ or contact artist via email.

Processing example code.

// Don't Count the Waves
// Processing 3.2.1
// 2017.09.17

/* ---------------------------------------------------------------------- */
class Petals {

  int cntWidthMax;
  int divRotate;
  int cntRotateMax;
  float basePetalSize;
  float baseColor;
  float petalBaseFrom, petalBaseTo, petalDivFrom, petalDivTo;

  Petals() {
    divRotate = 8; // divide 360 degree
    cntRotateMax = 30 * 360 * divRotate;  // draw while rotating
    cntWidthMax = 10; // repeat same shape with different ellipse size
    basePetalSize = 500.0;
    baseColor = map(random(1.0), 0.0, 1.0, 210.0, 360.0);
  }

  void drawPetals() {

    for (int cntWidth = 1; cntWidth <= cntWidthMax; ++cntWidth) {

      float noiseHue = noiseHueStart + cntWidth / 300;
      float noiseSat = noiseSatStart;
      float noiseBri = noiseBriStart;
      float noiseAlp = noiseAlpStart;
      float noiseShp = noiseShpStart;
      float sumRotation = 0;

      for (int cntRotate = 0; cntRotate < cntRotateMax; ++cntRotate) {

        // rotate fixed degree and calculate the plot point
        float rotation = 1.0 / divRotate;
        canvasRotation(rotation);
        sumRotation += rotation;
        float idxW = 0.0;
        float idxH = basePetalSize * sin(radians(sumRotation / (50.0 + 5 * cos(radians(2.0 * cntRotate))))) * map(noise(noiseShp), 0.0, 1.0, 0.8, 1.2);;

        float brushHue = (baseColor + 360 + map(noise(noiseHue), 0.0, 1.0, -60.0, 60)) % 360;
        float brushSat = map(noise(noiseSat), 0.0, 1.0, 50.0, 100.0);
        float brushSiz = map(noise(noiseBri), 0.0, 1.0, 0.0, 1.0 * cntWidth);
        float brushBri = map(noise(noiseBri), 0.0, 1.0, 0.0, 100.0) / cntWidth;
        float brushAlp = map(noise(noiseAlp), 0.0, 1.0, 0.0, 100.0);
        drawLine(idxW, idxH, brushHue, brushSat, brushBri, brushAlp, brushSiz);
            
        noiseHue += 0.001;
        noiseSat += 0.003;
        noiseBri += 0.005;
        noiseAlp += 0.005;
        noiseShp += 0.002;

      }

      canvasRotation(-cntRotateMax);

    }

  }

  void drawLine(float idxW, float idxH, float brushHue, float brushSat, float brushBri, float brushAlp, float brushSiz) {
    pushMatrix();
    translate(idxW, idxH);
    fill(brushHue, brushSat, brushBri, brushAlp);
    ellipse(0.0, 0.0, brushSiz, brushSiz);
    popMatrix();
  }
  
  void canvasRotation(float degrees) {
    rotate(radians(degrees));
  }

}

/* ---------------------------------------------------------------------- */
Petals pt;
float noiseShpStart = random(100.0); //random(0.5, 3.0);
float noiseHueStart = random(100.0);
float noiseBriStart = random(100.0);
float noiseAlpStart = random(100.0);
float noiseSatStart = random(100.0);

void setup() {

  size(1080, 1080);
  colorMode(HSB, 360, 100, 100, 100);
  blendMode(SCREEN);
  noiseSeed(0);
  smooth();
  noStroke();
  //  noLoop();
  frameRate(1);

  pt = new Petals();  

}

void draw() {

  background(0, 0, 0);
  translate(width / 2, height / 2);

  pt.drawPetals();

  noiseHueStart += 0.005;
  noiseSatStart += 0.002;
  noiseBriStart -= 0.003;
  noiseAlpStart -= 0.006;
  noiseShpStart += 0.002;
  
  saveFrame("frames/####.png");
  if (frameCount >= 180) {
    exit();
  }
  
}

/*
Copyright (C) 2017- deconbatch

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see 
*/