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Source: houdinikitchen
Some screenshot of this video.
Youtube Description:
An in-depth tutorial on the principles of writing L-Systems in Houdini using examples from Aristid Lindenmayer's book 'The Algorithmic Beauty of Plants'
after watching this tutorial you should be able to understand all the elements of an L-System, and be able to create your own from scratch.
Subjects covered are:
L-System Node (at 1:20 minutes)
Turtle Syntax (at 8:00 minutes)
Branching (at 16:00 minutes)
Edge Rewrite (at 18:40 minutes)
Node Rewrite (at 24:30 minutes)
Symbol variables (at 31:35 minutes)
Using Custom Values (at 41:25 minutes)
Monopodial and Sympodial Trees (at 42:50 minutes)
Gravity (tropism) (at 43:50 minutes)
Ternary Tree (at 45:50 minutes)
Input Geometry in L-Systems (at 48:00 minutes)
Randomization (at 1:07:25 minutes)
Stamping Geometry (at 1:09:20 minutes)
Probability (at 1:20:25 minutes)
Conditionals (at 1:25:05 minutes)
Phyllotaxis (at 1:28:30 minutes)
Sunflower (at 1:33:05 minutes)
There is accompanying documentation at https://www.houdinikitchen.net/2019/12/21/how-to-create-l-systems/
or you can download the document as a pdf
https://www.houdinikitchen.net/wp-content/uploads/2019/12/L-systems.pdf
All the examples in the video and documentation are also available as a Houdini file
https://www.houdinikitchen.net/wp-content/uploads/2019/12/L_Systems.zip
More information on my Website
http://www.houdinikitchen.net
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