L-systems

(Difference between revisions)

   F[+F]F[-F]F
-{{SingleImage|imageURL=http://www-viz.tamu.edu/courses/viza658/wiki/lsys/lsys01.png|caption=Example showing string interpretation}}
+{{SingleImage|imageURL=http://www-viz.tamu.edu/courses/viza658/wiki/lsys/01.png|caption=Example showing string interpretation}}
+== L Systems Growth ==
+L Systems can grow via iterative string substitution.
-== L Systems Grow via Iterative String Substitution ==
 Initial condition - n d and δ
 Production Rules: specifies string substitution
-=== Example ===
+==== Example ====
 Initial Conditions
   n = 2; F[+F]F[-F]F[+F[+F]F[-F]F]F[+F]F[-F]F[-F[+F]F[-F]F]F[+F]F[-F]F
-{{SingleImage|imageURL=http://www-viz.tamu.edu/courses/viza658/wiki/lsys/lsys02.png|caption=Example showing string substitution}}
+{{SingleImage|imageURL=http://www-viz.tamu.edu/courses/viza658/wiki/lsys/02.png|caption=Example showing string substitution}}
+=== Symbols ===
+L Systems can also have symbols which have no drawing operations associated with them, but which add to complexity in production
+==== Example showing usage of symbols ====
+ w: X
+ p1: X → F[+X]F[-X]+X
+ p2: F → FF
+ n = 0; X
+ n = 1; F[+X]F[-X]+X
+ n = 2; FF[+F[+X]F[-X]+X]FF[-F[+X]F[-X]+X]+F[+X]F[-X]+X
+{{SingleImage|imageURL=http://www-viz.tamu.edu/courses/viza658/wiki/lsys/03.png|caption=Example showing string substitution with symbols}}

Revision as of 03:37, 14 September 2009