Embedded Files
Follow the algorithm to create Christmas tree.
Follow the algorithm to create Christmas tree.
Algorithmic Doodle Art : A Christmas Tree of triangles
Algorithmic Doodle Art : A Christmas Tree of triangles
1. Start by drawing a small squat Christmas tree as a triangle (as below).
1. Start by drawing a small squat Christmas tree as a triangle (as below).
2. DoodleDraw on that triangle as follows.
2. DoodleDraw on that triangle as follows.
To DoodleDraw in a given triangle:
To DoodleDraw in a given triangle:
1. Pick one of the three corners of the triangle.
1. Pick one of the three corners of the triangle.
2. EITHER draw a small round circle on the tip, OR draw a smaller green triangle pointing out from the tip.
2. EITHER draw a small round circle on the tip, OR draw a smaller green triangle pointing out from the tip.
3. Either colour the new triangle green or leave it as it is at random.
3. Either colour the new triangle green or leave it as it is at random.
4. IF there are no unused tips of triangles THEN Stop ELSE Choose a new existing triangle and DoodleDraw from that triangle.
4. IF there are no unused tips of triangles THEN Stop ELSE Choose a new existing triangle and DoodleDraw from that triangle.
Can you create your own algorithm for a buddy to follow? What would your tree look like?
Can you create your own algorithm for a buddy to follow? What would your tree look like?
Page updated
Report abuse