Midterm

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float thetaa;

​

void branches(float k) {

  // Each branch will be 2/3rds the size of the previous one

  k *= 0.66;

  // All recursive functions must have an exit condition!!!!

  // Here, ours is when the length of the branch is 2 pixels or less

  if (k > 2) {

    pushMatrix();    // Save the current state of transformation (i.e. where are we now)

    rotate(thetaa);   // Rotate by theta

    line(0, 0, 0, -k);  // Draw the branch

   // translate(0, -h); // Move to the end of the branch

    branches(k); // Ok, now call myself to draw two new branches!!

    popMatrix();     // Whenever we get back here, we "pop" in order to restore the previous matrix state

    // Repeat the same thing, only branch off to the "left" this time!

    pushMatrix();

    //rotate(-thetaa);

    line(0, 0, 0, -k);

    translate(0, -k);

    branches(k);

    popMatrix();

  }

}