void setup () {
  size(400, 400);
  frameRate(30);
}

int maxIterations = 100;
int iterationNum = int(random(5,maxIterations));
float[] seeds = new float[maxIterations];



// Create new plant every time the user clicks
void mouseReleased() {

  iterationNum = int(random(5,maxIterations));
 
  for (int p = iterationNum; p > 0; p--) {
  seeds[p-1] = random(2*PI);
}
}


void draw() {

  background(200);

  float rot = 1.5*PI;  // Set the initial rotation
  float tranX = 10;    // Define the length of the plant bits
  float tranY = 0.0;
  translate(width/2, height*0.75);  // Move the plant closer to middle

  pushMatrix();
  
//Start drawing the plant
for (int i = iterationNum; i > 0; i = i-1) {
  popMatrix();
  rotate(rot);
  translate(tranX, tranY);
  pushMatrix();
  
  //set the appearance of the line
  strokeWeight(map (i, 0, iterationNum, 1, 5));
  stroke(map (i, 0, iterationNum, 0, 190));
//  smooth();

//  float strokeAlpha = map (i, 0, iterationNum, 255, 128);
//  stroke (0, strokeAlpha);
  
  line(0, 0 , -tranX, 0);

  rot = sin(seeds[i-1]) * map(mouseY, 0, height, 0.78, 1.02);  //Modify the twist of the plant
  popMatrix();
  
  // Grow leaves
  if(seeds[i] + i > 9) {  
  fill(0, 128);
  noStroke();
  ellipse(0, 0, constrain(i * 1.2 + 4, 0, 15), 4);
  }
  
  // Grow flower
  if(i == 1) {
    fill(255, 190);
    noStroke();
    //rect(0, -10, 20, 20);
    triangle(-5, 0, 15, 7, 15, -7);
    ellipse(25, 0, 10, 10);
  }
  
  pushMatrix();
}
//End drawing the plant

  popMatrix();


}