Add separate folder for petal designs

import java.lang.reflect.InvocationTargetException;

class CrumplyPetal extends Petal {

  float extent = 5.0f;

  int steps = 20;

  CrumplyPetal(int x, int y, color c) {

    super(x, y, c);

  }

  void render() {

    stroke(#355691);

    fill(#6b88b7ff);

    beginShape(LINES);

    for (float angle = 0; angle < TWO_PI; angle += TWO_PI / steps) {

      float r = noise(angle);

      float x = r * cos(angle);

      float y = r * sin(angle);

      vertex(x, y);

    }

    endShape();

  }

}

class Petal {

  PVector pos;

  float r;

  color c;

  Petal(int x, int y, color c) {

    pos = new PVector(x, y);

    r = random(15, 20);

    this.c = c;

  }

  void render() {

    fill(c, 200);

    circle(pos.x, pos.y, r);

  }

}

class BubbleFlower<T extends Petal> extends Flower {

  float extent = 10;

  int petal_count = 15;

  ArrayList<T> petals;

  //private final Class<T> petalClass;

  color petal_pallete[] = { #355691, #6b88b7ff, #ad2831, #640d14, #D7BCE8, #8884FF, #ECE4B7, #e0a957ff };

  BubbleFlower(Class<T> petalClass) {

    //this.petalClass = petalClass;

    petals = new ArrayList<T>();

    color c = petal_pallete[(int)random(petal_pallete.length)];

    for (int i = 0; i < petal_count; i++) {

      float angle = random(TWO_PI);

      float r = random(extent);

      float x = r * cos(angle);

      float y = r * sin(angle);

      try {

        T newPetal = petalClass

          .getConstructor(int.class, int.class, color.class)

          .newInstance((int)x, (int)y, c);

        petals.add(newPetal);

      } catch (NoSuchMethodException e) {

        System.err.println("Error: Class T must have a constructor (int, int, color)");

        e.printStackTrace();

      } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) {

        System.err.println("Error creating petal instance.");

        e.printStackTrace();

      }

    }

  }

  void render (PVector pos, PVector vel) {

    float theta = vel.heading() + radians(90);

    pushMatrix();

    translate(pos.x, pos.y);

    rotate(theta);

    for (Petal petal : petals) {

      petal.render();

    }

    popMatrix();

  }

}

abstract class Flower {

  abstract void render(PVector pos, PVector vel);

}

void setup() {

  size(1280, 720);

  background(#ECE4B7);

  BubbleFlower<CrumplyPetal> flower = new BubbleFlower<>(CrumplyPetal.class);

  PVector pos = new PVector(width / 2, height / 2);

  flower.render(pos, pos);

}