clean up code, add cmts and improve moving

sketch.js

@@ -23,22 +23,19 @@ function setup() {
   angleMode(DEGREES)
   rn = random(1,1000)
   
-  noLoop()
-  
 }
 
 function draw() {
-  n++;
+  n = n + deltaTime;
   setViewerPosition(0, 10, 350-n);
   
-  if(n>=600){
+  //respawn
+  if(n>=550){
     n=0;
     setup();
   }
 
-  
-  //rotateY(n/2);
-  
+  //draw plane
   noStroke();  
   rotateX(90);
   fill(0, 160, 0);
@@ -46,11 +43,10 @@ function draw() {
   fill(128, 128, 0);
   rotateX(-90)
   
-
+  //draw trees
   for(let i = 0; i<iteration;i++){
     randomSeed(rn+i)
     translate(randomX[i],0,randomY[i])
-    //translate(0,0,0)
     branch(randomS[i]);
     translate(0,-randomS[i],0)
     translate(-randomX[i],0,-randomY[i])
@@ -58,17 +54,9 @@ function draw() {
   
 }
 
-function drawTree(posX,posY,scale){
-
-}
-
-function createTree() {
-
-}
 
 function branch(len) {
   
-  
   strokeWeight(map(len,10,30,0.5,5))
   stroke(70,40,20)
   
@@ -77,6 +65,7 @@ function branch(len) {
   translate(0,len,0)
   
   if(len > 10 ){
+    //stem/branch
     for(var i=0;i<3;i++){
       rotateY(random(100,140));
       
@@ -85,11 +74,10 @@ function branch(len) {
       rotateZ(random(20,50));
       branch(len *0.7);
       
-      
       pop();
     }
   } else {
-    
+    //leaf
     var r = 80 + random(-20,20)
     var g = 120+ random(-20,20)
     var b = 40+ random(-20,20)