void masterbranch( String[] mb_artists1, String[] mb_artists2, int loc, int dir, float h, float brt, float bender, String tag){
  fill(0);
  bender *= 0.8f+(noise(bender)*0.2f);
  float a = dir;
  float winkel = radians(a)+bender;  
  pushMatrix();    
  translate(0,-loc); //ab an den astanfang

  rotate(winkel);   //astwinkel

  if (dir < 0){
      
    image(B_mastl, -(brt/2), -h, brt, h);
  } 
  else {
      
    image(B_mastr, -(brt/2), -h, brt, h);
  }
 
  translate(0,-h); //ans ende des astes
  branch(80,brt*0.75, 1, mb_artists1, 0, bender,0);
  branch(80,brt*0.75, -1, mb_artists2, 0, bender,0);
  popMatrix(); 

}


void branch(float h, float brt, int dir, String[] artists1, int level, float bender, int toplevel) {

  
  // jeder ast wird kleiner
  h *= 0.72f;
  brt *= 0.75f;
  bender *= 0.8f+(noise(bender)*0.45f);

  float aba = (40);
  theta = radians(aba)+bender;
  if (level <= (artists1.length-1)) {

    fill(0); 
    pushMatrix();    
    rotate(dir*theta);   // astwinkel
   
    image(B_ast, -(brt/2), -h, brt, h);

    

    translate(0,-h); //ans ende des astes springen
  fill(108,0,0);
    text(artists1[level],0,0);
    fill(0);
    int nlvl = level+(level+1);
    int nnlvl = level+(level+2);
    branch(h,brt,1,artists1, nlvl, bender, nnlvl);       // naechster ast

    branch(h,brt,-1,artists1, nnlvl, bender, nnlvl);

    popMatrix();    
  }

}

void buildtree(){

  noStroke();
  fill(0);
  textFont(sfont);
  
  b = b+(ziel-b)*0.02;
  a = a+(b-a)*0.025;

  bend = a;
  bendr = radians(bend);

  if (a>5){
    ziel = -10;
  }
  if (a<-5){
    ziel = 10;
  }



  float breite = 20;

  translate(376,456);// ANFANGSPUNKT DES BAUMES!!!
  rotate(bendr/2);
  image(B_stamm, -27, -180,55,180);
 
  float stammH = 180;

  //println("array1 : "+array1.length+" array1b: "+array1b.length);
  //println("array2 : "+array2.length+" array2b: "+array2b.length);
  //println("array3 : "+array3.length+" array3b: "+array3b.length);
  //println("array4 : "+array4.length+" array4b: "+array4b.length);
  //println("array5 : "+array5.length+" array5b: "+array5b.length);
  //println("array6 : "+array6.length+" array6b: "+array6b.length);


  masterbranch(array1, array1b, int(stammH/2), -80, stammH*0.79f, breite*0.9, bendr, array1tag);
  masterbranch(array2, array2b, int(stammH-28), -83, stammH*0.70f, breite*0.9, bendr, array2tag);
  masterbranch(array3, array3b, int(stammH-38), 85, stammH*0.71f, breite*0.9, bendr, array3tag);
  masterbranch(array4, array4b, int((stammH/2)-5), 77, stammH*0.79f, breite*0.9, bendr, array4tag);
  masterbranch(array5, array5b, int(stammH-20), -20, stammH*0.68f, breite*0.85, bendr, array5tag);
  masterbranch(array6, array6b, int(stammH-20), 30, stammH*0.65f, breite*0.85, bendr, array5tag);
}