X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=dagnn.lua;fp=dagnn.lua;h=c6d54ad5a057d72c4029ee6c84b87a6e03a30e7d;hb=0a630b54355382dfa68c0f3d51729bad0b4c58e6;hp=9202932da2950905fc49734c8762226e0e4d6f28;hpb=c9b401fd631a0130376a8a1e2670629ba12ed046;p=dagnn.git

diff --git a/dagnn.lua b/dagnn.lua
index 9202932..c6d54ad 100755
--- a/dagnn.lua
+++ b/dagnn.lua
@@ -261,3 +261,35 @@ function DAG:accGradParameters(input, gradOutput, scale)
 end
 
 ----------------------------------------------------------------------
+
+function DAG:dot(filename)
+   local file = (filename and io.open(filename, 'w')) or io.stdout
+
+   file:write('digraph {\n')
+
+   file:write('\n')
+
+   for nnma, node in pairs(self.node) do
+      file:write(
+         '  '
+            .. node.index
+            .. ' [shape=box,label=\"' .. torch.type(nnma) .. '\"]'
+            .. '\n'
+      )
+
+      for _, nnmb in pairs(node.succ) do
+         file:write(
+            '  '
+               .. node.index
+               .. ' -> '
+               .. self.node[nnmb].index
+               .. '\n'
+         )
+      end
+
+      file:write('\n')
+   end
+
+   file:write('}\n')
+
+end