From 20536bec78ce21530276f62c2f62eef4ed53e2a9 Mon Sep 17 00:00:00 2001
From: Davis King <davis@dlib.net>
Date: Mon, 28 Sep 2015 08:48:12 -0400
Subject: [PATCH] clarified spec

---
 dlib/dnn/layers_abstract.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlib/dnn/layers_abstract.h b/dlib/dnn/layers_abstract.h
index 213c89140..96a5ec306 100644
--- a/dlib/dnn/layers_abstract.h
+++ b/dlib/dnn/layers_abstract.h
@@ -136,7 +136,9 @@ namespace dlib
             ensures
                 - performs any necessary initial memory allocations and/or sets parameters
                   to their initial values prior to learning.  Therefore, calling setup
-                  destroys any previously learned parameters.
+                  destroys any previously learned parameters.  Also, typically setup()
+                  would look at the dimensions of the outputs of sub and configure the
+                  number of parameters in *this accordingly.
         !*/
 
         template <typename SUBNET>