X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=dagnn.lua;h=9202932da2950905fc49734c8762226e0e4d6f28;hb=da6186a657b7563841416c42336e52937b76d67f;hp=7fc1018f8dd7f3f88021c914608c5af1f5a710a5;hpb=063f198047f0202fa921aa09b772369b14ae8be2;p=dagnn.git

diff --git a/dagnn.lua b/dagnn.lua
index 7fc1018..9202932 100755
--- a/dagnn.lua
+++ b/dagnn.lua
@@ -40,12 +40,19 @@ function DAG:createNode(nnm)
    end
 end
 
-function DAG:addEdge(nnma, nnmb)
+-- The main use should be to add an edge between two modules, but it
+-- can also add a full sequence of modules
+function DAG:addEdge(...)
    self.sorted = nil
-   self:createNode(nnma)
-   self:createNode(nnmb)
-   table.insert(self.node[nnmb].pred, nnma)
-   table.insert(self.node[nnma].succ, nnmb)
+   local prev
+   for _, nnm in pairs({...}) do
+      self:createNode(nnm)
+      if prev then
+         table.insert(self.node[nnm].pred, prev)
+         table.insert(self.node[prev].succ, nnm)
+      end
+      prev = nnm
+   end
 end
 
 -- Apply f on t recursively; use the corresponding element from args