Got rid of XML for INI format, in process of moving over; added /ai/Net.{h, cpp}

git-svn-id: https://pokegen.svn.sourceforge.net/svnroot/pokegen/trunk@8 6ecfd1a5-f3ed-3746-8530-beee90d26b22

1 files changed, 30 insertions, 3 deletions

diff --git a/ai/Layer.cpp b/ai/Layer.cpp
index 6f36be67..97ba87b6 100644
--- a/ai/Layer.cpp
+++ b/ai/Layer.cpp
@@ -1,10 +1,10 @@
 /////////////////////////////////////////////////////////////////////////////

-// Name:        Layer.cpp

+// Name:        ai/Layer.cpp

 // Purpose:     A layer of a NeuralNet

 // Author:      Ben Boeckel

 // Modified by: Ben Boeckel

 // Created:     Thu May 5 15:55:21 2007

-// Copyright:   ©2007 Ben Boeckel and Nerdy Productions

+// Copyright:   ©2007 Nerdy Productions

 // Licence:

 //    This program is free software; you can redistribute it and/or modify

 //    it under the terms of the GNU General Public License as published by

@@ -33,6 +33,33 @@ PokeGen::NeuralNetwork::Layer::Layer(Layer *par, Layer *child, int num)
       parent->RandomizeWeights();

 }

 

+void PokeGen::NeuralNetwork::Layer::AddNode()

+{

+   nodes.push_back(Node(this, GetNumNodes()));

+   parent->UpdateBias();

+}

+

+void PokeGen::NeuralNetwork::Layer::DeleteNode(int n)

+{

+   if ((0 < n) && (n < GetNumNodes()))

+   {

+      nodes.erase(nodes.begin() + n);

+      parent->UpdateBias(n);

+   }

+}

+

+void PokeGen::NeuralNetwork::Layer::UpdateBias(int n)

+{

+   if (n < 0)

+      bias.push_back((abs(std::rand())%201)/100.0);

+   else if (n < GetNumNodes())

+      bias.erase(bias.begin() + n);

+   else

+      return;

+   for (int i = 0; i < GetNumNodes(); ++i)

+      nodes[i].UpdateWeights(n);

+}

+

 int PokeGen::NeuralNetwork::Layer::GetNumNodes()

 {

    return nodes.size();

@@ -42,7 +69,7 @@ void PokeGen::NeuralNetwork::Layer::RandomizeWeights()
 {

    bias.clear();

    for (int i = 0; i < child->GetNumNodes(); ++i)

-      bias.push_back((abs(rand())%201)/100.0);

+      bias.push_back((abs(std::rand())%201)/100.0);

    for (int i = 0; i < GetNumNodes(); ++i)

       nodes[i].RandomizeWeights();

 }