Lorenz Atractor [Java/Pjs]

/**

 * Lorenz Atractor (v1.0.0) [Java/Pjs]

 * Mod: GoToLoop (2017-Apr-17)

 *

 * Forum.Processing.org/two/discussion/22049/

 * java-crashes-on-processing-when-trying-to-paint-something#Item_1

 *

 * OpenProcessing.org/sketch/421196

 */

​

static final float A = 10, B = 28, C = 8/3.;

static final float DT = .01;

​

static final boolean IS_PJS = 1/2 == 1/2.;

​

float x = .1, y = .1, z = .1;

boolean paused;

​

void setup() {

  size(800, 600, P3D);

  smooth(4);

  frameRate(60);

​

  background(0);

  stroke(#FF0000);

  strokeWeight(5);

  line(width>>1, height>>1, width, height);

​

  stroke(#FF00FF);

  if (!IS_PJS) strokeWeight(1);

}

​

void draw() {

  final float dx = DT * (A * (y - x));

  final float dy = DT * (x * (B - z) - y);

  final float dz = DT * (x*y - C*z);

​

  translate(width>>1, height>>1);

  scale(5);

  point(x += dx, y += dy, z += dz);

}

​

void mousePressed() {

  if (paused ^= true)  noLoop();

  else                 loop();

}