//trees 1,2,3 taken from <http://www.biologie.uni-hamburg.de/b-online/lsystjava/LSys.html>
//Blprnt tree taken from <http://www.blprnt.com/processing/cherrytree/>
//grass2 and trees 4,5 taken from <http://algorithmicbotany.org/papers/abop/abop.pdf>

import traer.physics.*;
import processing.candy.*;
import processing.xml.*;
import processing.pdf.*;



String [][] rulesets ={{"FF", "FF-[-F+F+F-]+[+F-F-F+]", "Blprnt tree"  }};

ParticleSystem physics;
GrowTree tree;
PFont font;
int choice,recframe;
color s;
String listname;
float millisprev;



void setup(){
  
    size(400, 400);
    
    frameRate(24);
    choice = int(random(rulesets.length));
    String [] ruleset = new String[rulesets[choice].length-2];
    arraycopy(rulesets[choice], 1, ruleset, 0, rulesets[choice].length-2);
    int iterations = 3;

    tree = new GrowTree(width / 2, height, 1, rulesets[choice][0], ruleset, iterations);

    s = color(0);
    recframe = 200;
    millisprev = 100000;
 
    loadSVG("i/list.list");

}


void draw(){
  try{

    //background(100);
    //smooth();

    // exit if too slow
    if(frameCount > 20 && millis() > millisprev + 5000) {
    println("Stopped on timeout");
    float step = (millis() - millisprev) / 1000;
    println("Sorry. Frame calculation took " + step + " seconds");
    println(listname);
    exit();
    }
    millisprev = millis();
    
    if(recframe == frameCount) {
      beginRecord(PDF, "O8O930" + ".pdf");
      drawSignet();
    }


    pushMatrix();

      translate(175,180);
      scale(0.11);
      rotate(0.2);
      tree.draw();

    popMatrix();

    if(frameCount == recframe) {
      endRecord();
      exit(); 
    }

  }
  // exit if error
  catch(Exception e){
    println("Stopped on error: ");
    println(e);
    println(listname);
    exit();
  }
}