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diff org/touch.org @ 230:f9b7d674aed8

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reorganizing touch
author Robert McIntyre <rlm@mit.edu>
date Sat, 11 Feb 2012 19:28:36 -0700
parents 6f1be9525e40
children e29dd0024a9e
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     1.1 --- a/org/touch.org	Sat Feb 11 19:13:39 2012 -0700
     1.2 +++ b/org/touch.org	Sat Feb 11 19:28:36 2012 -0700
     1.3 @@ -305,6 +305,10 @@
     1.4  #+end_src
     1.5  
     1.6  * Physics Collision Objects
     1.7 +
     1.8 +The "hairs" are actually rays which extend  from a point on a
     1.9 +=Triangle= in the =Mesh= normal to the =Triangle's= surface.
    1.10 +
    1.11  #+begin_src clojure
    1.12  (defn get-ray-origin
    1.13    "Return the origin which a Ray would have to have to be in the exact