Added missing module.

1 files changed, 34 insertions, 0 deletions

diff --git a/Type.lua b/Type.lua
new file mode 100644
index 0000000..f265263
--- /dev/null
+++ b/Type.lua
@@ -0,0 +1,34 @@
+local Type, parent = torch.class('nn.Type', 'nn.Sequential')
+
+function Type:__init(type)
+   parent.__init(self)
+   if not type:find('torch%..+Tensor') then
+      type = 'torch.' .. type .. 'Tensor'
+   end
+   self.type = type
+   self.defaulttype = torch.getdefaulttensortype()
+   self.convert_input = nn.Copy(self.defaulttype, self.type)
+   self.convert_gradOutput = nn.Copy(self.defaulttype, self.type)
+   self.convert_output = nn.Copy(self.type, self.defaulttype)
+   self.convert_gradInput = nn.Copy(self.type, self.defaulttype)
+end
+
+function Type:add(module)
+   parent.add(self, module:type(self.type))
+   return self
+end
+
+function Type:forward(input)
+   input = self.convert_input:forward(input)
+   local output = parent.forward(self, input)
+   self.output = self.convert_output:forward(output)
+   return self.output
+end
+
+function Type:backward(input, gradOutput)
+   input = self.convert_input:forward(input)
+   gradOutput = self.convert_gradOutput:forward(gradOutput)
+   local gradInput = parent.backward(self, input, gradOutput)
+   self.gradInput = self.convert_gradInput:forward(gradInput)
+   return self.gradInput
+end