//Venkatakrishnan.R 

// Random_Walk_3D

var pos; //intial vector

function setup() {

  createCanvas(600, 500,600); // 3D CANVAS

 //inbuilt command to create vector

  pos=createVector(width/2,height/2,430); 

 // 0 is the black colour 255 represents white

  background(0);

  frameRate(10000);

}

​

function draw() {

  //colour 

  stroke(random(0, 20), random(0, 240), random(0, 250));

  // weight of the line

  strokeWeight((random(0.25,1)));

  // random 3d vector

  var step = p5.Vector.random3D(30,20,-500);

  step.mult(100,50,20); 

  step.setMag(3);

  // vector addition

  new1=pos.add(step);

  // addition to the random vector

  fill(255)

  ellipse(new1.x,new1.y,2,1)

  step.add(random(-150, 0),-2000, random(0, 200));

​

  //pos=new1.copy();

var r = random(100);

  if (r < 40) {

    step.add(random(0, 200), random(-150, 0), random(-250,-100));

   step.mult(100,50,20); 

  } else {

    step.setMag(500);

  }

   console.log(pos)

    //  drawing the line

  line(point(new1.x, new1.y),new1.z,point(pos.x , pos.y),pos.z);

}