Lorenz Ball

Itinerant.pde

//Lorenz Attractor Constants 
int La = 10;
int Lb = 28;
float Lc = 8/3.0;

//My variables
int vScale = 2;
//int phases = 10;
float dt = .005;

class Itinerant {

  float x;
  float y;
  float z;
  float Lx = 0.01;
  float Ly = 0.01;
  float Lz = 0.01;
  float dx;
  float dy;
  float dz;

  int col;
  //int bri;
  //float angle;

  Itinerant(int [] arr) {
    this.col = arr[0];
    //this.bri = arr[1];
    this.x = arr[2];
    this.y = arr[3];
    this.z = arr[4];
    //this.angle = map(bri, 0, 255, 0, phases);
  }

  void update() {
  
    this.dx = (La*(Ly-Lx))*dt;
    this.dy = (Lx*(Lb-Lz)-Ly)*dt;
    this.dz = (Lx*Ly)-(Lc*Lz)*dt;

    this.x += this.dx;// * Math.cos(this.angle);
    this.y += this.dy;// * Math.sin(this.angle);
    this.z += this.dz;// *Math.tan(this.angle);

    if (this.y >= height/2) {
      this.y = height;
    }
    if (this.x >= width/2) {
      this.x = width;
    }
  }

  public float getZ() {
    return this.z;
  }

  void makePoints() {

    rotateY(radians(this.x));
    rotateX(radians(this.y));
    rotateZ(radians(this.z));
    
    stroke(this.col);
    strokeWeight(3);
    point(this.x, this.y, this.z);
  }

}

Main.pde

//ffmpeg -i test.mp4 -i lol.mp3 -codec copy -shortest output.mp4
//ffmpeg -r 60 -f image2 -s 3840x2160 -i frame-%04d.tif -c:v libx264 -preset slow -profile:v high -crf 18 -coder 1 -pix_fmt yuv420p -movflags +faststart -g 30 -bf 2 -c:a aac -b:a 384k -profile:a aac_low test.mp4

import peasy.*;
import peasy.org.apache.commons.math.*;
import peasy.org.apache.commons.math.geometry.*;
import ch.bildspur.postfx.builder.*;
import ch.bildspur.postfx.pass.*;
import ch.bildspur.postfx.*;

PostFX fx;
PeasyCam cam;

ArrayList<Itinerant> itinerant = new ArrayList<Itinerant>();
ArrayList<Itinerant> sorted;

PImage img;
PGraphics pg;

int framesToDraw = 6360;
float cameraZoom = -11680;
//float cameraZoom = -5900;
void setup() {
  frameRate(60);
  size(3840, 2160, P3D);
  smooth(4);
  background(0);
  img = loadImage("r3.jpg");
  fx = new PostFX(this);  
  convertPixelsToObjects();
  sorted = new ArrayList(itinerant);
}

void draw() {

  saveFrame("frame-####.tif");

  if (frameCount >= framesToDraw+2) {
    exit();
  }

  camera(cameraZoom, 0.0, 0.0, // eyeX, eyeY, eyeZ
    0.0, 0.0, 0.0, // centerX, centerY, centerZ
    0.0, 1.0, 0.0); // upX, upY, upZ

  background(0);

  for (int i = 0; i < itinerant.size()-1; i++) {
    itinerant.get(i).update();
    itinerant.get(i).makePoints();
  }
  
  fx.render()
    .bloom(0.1, 100, 10)
    .blur(2, 10)
    .compose();

  if (cameraZoom < -8500) {
    cameraZoom+=5;
  }
  
}

public void convertPixelsToObjects() {

  img.loadPixels();

  for (int x = 0; x < img.width/vScale; x +=vScale) {
    for (int y = 0; y < img.height/vScale; y +=vScale) {

      int index = (x+y*img.width);
      int xModifier = (width/2-img.width/2);
      int yModifier = (height/2-img.height/2);
      int zModifier = 0;

      int [] info = new int[5]; //Contains all information needed for the object
      if (index < floor(width*height/vScale)) {
        info[0] = img.get(floor(x*vScale), floor(y*vScale)); //color
        //info[1] = round(brightness(info[0]));
        info[2] = xModifier+(x*vScale);//x-position
        info[3] = yModifier+(y*vScale); //y-position
        //info[4] = zModifier;
        itinerant.add(new Itinerant(info));
      }
    }
  }
}