From 81bf2d653902860c5d28ccade19ac6e1fd56acaf Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Tue, 26 May 2015 14:06:52 +0800
Subject: add layer and param

---
 layer/init.lua | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 layer/init.lua

(limited to 'layer/init.lua')

diff --git a/layer/init.lua b/layer/init.lua
new file mode 100644
index 0000000..c57a405
--- /dev/null
+++ b/layer/init.lua
@@ -0,0 +1,41 @@
+-- The following methods must be implemented to let a layer work properly
+
+local Param = nerv.class('nerv.Param')
+
+function nerv.Param:__init(id)
+    self.id = id
+end
+
+function nerv.Param:get_info()
+    return self.info
+end
+
+function nerv.Param:set_info(info)
+    self.info = info
+end
+
+function nerv.Param:read(pfhandle)
+    nerv.error_method_not_implemented()
+end
+
+function nerv.Param:write(pfhandle)
+    nerv.error_method_not_implemented()
+end
+
+local Layer = nerv.class('nerv.Layer')
+
+function nerv.Layer:_init(param)
+    nerv.error_method_not_implemented()
+end
+
+function nerv.Layer:update(bp_err, input, output)
+    nerv.error_method_not_implemented()
+end
+
+function nerv.Layer:propagate(input, output)
+    nerv.error_method_not_implemented()
+end
+
+function nerv.Layer:back_propagate(next_bp_err, bp_err, input, output)
+    nerv.error_method_not_implemented()
+end
-- 
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