A graphical rendering system and method is disclosed which stores generated and calculated path parameters along the entire user drawn path. These stored parameters are then editable or otherwise filtered at any point so as to create for the user different effects without the necessity of redrawing any...http://www.google.ca/patents/US6373490?utm_source=gb-gplus-sharePatent US6373490 - Using remembered properties to create and regenerate points along an editable path
