Swingin' trees

/* Pierre MARZIN 08/11/2019

 Swingin trees simulation

 */

 let trees=[];

let ntrees=1;

let maxgeneration=4;

let probbranch=.8;

let nmaxtotalbranches;

let nmaxleaves=20;

let nminleaves=10;

let branches;

let wind=0;

​

function setup() {

  cnv=createCanvas(windowWidth, windowHeight);     

  init();

}

function init() {

  nmaxtotalbranches=pow(maxgeneration,4);

  branches=[];

  for (let i=0; i<ntrees; i++) {

    trees.push(new Tree(new p5.Vector((i+1)*width/(1+ntrees), .9*height-.3*height*(i%2))));

    trees[i].display();

  }

}

function draw() {

  background(255);

  let blow=map(mouseX-pmouseX,100,-100,-.3,.3);

  wind+=.1*blow;

  wind*=.95;  

  for (let i=0; i<trees.length; i++) {

    trees[i].display();

  }

}