From 6fd23da97fa9700f59c61a966b4bf7d25fa46b34 Mon Sep 17 00:00:00 2001
From: Paul Oliver <contact@pauloliver.dev>
Date: Thu, 29 Feb 2024 03:15:03 +0100
Subject: initial commit

---
 NodeLayer.cpp | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 NodeLayer.cpp

(limited to 'NodeLayer.cpp')

diff --git a/NodeLayer.cpp b/NodeLayer.cpp
new file mode 100644
index 0000000..b42cf11
--- /dev/null
+++ b/NodeLayer.cpp
@@ -0,0 +1,75 @@
+#include "NodeLayer.hpp"
+
+NodeLayer::NodeLayer(unsigned inputCount, unsigned nodeCount, NodeClass nodeClass, bool zeroed)
+:   m_inputCount(inputCount), m_nodeCount(nodeCount), m_nodeClass(nodeClass)
+{
+    if (nodeClass == NEURON)
+    {
+        while (nodeCount--)
+        {
+            m_nodes.push_back(std::unique_ptr<Node>(new Neuron(inputCount, zeroed)));
+        }
+    }
+    else
+    {
+        while (nodeCount--)
+        {
+            m_nodes.push_back(std::unique_ptr<Node>(new MemCell(inputCount, zeroed)));
+        }
+    }
+}
+
+void NodeLayer::setChromosome(const Chromosome &chromosome)
+{
+    unsigned chrSize = getChromosomeSize();
+
+    if (chrSize != chromosome.size())
+    {
+        return;
+    }
+
+    chrSize /= m_nodeCount;
+
+    for (unsigned i = 0; i < m_nodeCount; ++i)
+    {
+        auto l1 = chromosome.begin() + i * chrSize;
+        auto l2 = l1 + chrSize;
+        Chromosome chrPart(l1, l2);
+        m_nodes[i]->setChromosome(chrPart);
+    }
+}
+
+Chromosome NodeLayer::getChromosome() const
+{
+    Chromosome chromosome;
+
+    for (auto &i : m_nodes)
+    {
+        Chromosome chrPart = i->getChromosome();
+        chromosome.insert(chromosome.end(), chrPart.begin(), chrPart.end());
+    }
+
+    return chromosome;
+}
+
+unsigned NodeLayer::getChromosomeSize() const
+{
+    return m_nodes.front()->getChromosomeSize() * m_nodeCount;
+}
+
+std::vector<float> NodeLayer::io(const std::vector<float> &inputs)
+{
+    std::vector<float> response;
+
+    if (inputs.size() != m_inputCount)
+    {
+        return response;
+    }
+
+    for (auto &i : m_nodes)
+    {
+        response.push_back(i->io(inputs));
+    }
+
+    return response;
+}
-- 
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