added vim syntax for comments, added sample comments to scene file

git-svn-id: svn://anubis/fart/branches/parser-comments@294 7f9b0f55-74a9-4bce-be96-3c2cd072584d

scenes/shape-definitions.fart

@@ -24,6 +24,7 @@ scene
         }
     }
 
+    # define a reusable Die type
     define shape Die subtract
     {
         union
@@ -134,6 +135,7 @@ scene
         }
     }
 
+    # Define an individual stack of dies
     define shape DieStack union
     {
         translate <0, 0, 1.5> { scale 3 { shape Die } }
@@ -141,6 +143,7 @@ scene
         translate <0, 0, 5.5> { rotate 90, <0, 1, 0> { shape Die } }
     }
 
+    # Instantiate various DieStack objects
     translate <-5, 0, 0> { shape DieStack }
     translate <5, 0, 0> { rotate 90, <0, 0, 1> { shape DieStack } }
     translate <0, 5, 0> { rotate 180, <0, 0, 1> { shape DieStack } }