added function calls to scene files

git-svn-id: svn://anubis/fart/trunk@361 7f9b0f55-74a9-4bce-be96-3c2cd072584d

scenes/if-test.fart

@@ -44,7 +44,11 @@ scene
                 }
                 else
                 {
-                    material mat3
+                    material
+                    {
+                        color <1, 0, 0>
+                        transparency abs($x / 120)
+                    }
                 }
             }
             $m := $m + 1