//this reloads the file which was being used on the previous run of the program
private void Window_ContentRendered(object sender, EventArgs e)
{
//if the left shift key is pressed, don't load the file
if (Keyboard.IsKeyUp(Key.LeftShift))
{
try
{
currentFileName = (string)Properties.Settings.Default["CurrentFile"];
if (currentFileName != "")
{
LoadFile(currentFileName);
}
else //force a new file creation on startup if no file name set
{
theNeuronArray = new NeuronArray();
arrayView.Dp.NeuronDisplaySize = 62;
arrayView.Dp.DisplayOffset = new Point(0, 0);
theNeuronArray.Initialize(450, 15);
setTitleBar();
Update();
}
}
//various errors might have happened so we'll just ignore them all and start with a fresh file
catch (Exception e1)
{
e1.GetType();
MessageBox.Show("Error encountered in file load: " + e1.Message);
}
}
}
public void CreateEmptyNetwork()
{
theNeuronArray = new NeuronArray();
arrayView.Dp.NeuronDisplaySize = 62;
arrayView.Dp.DisplayOffset = new Point(0, 0);
theNeuronArray.Initialize(450, 15);
Update();
}
public static bool Load(ref NeuronArray theNeuronArray, string fileName)
{
FileStream file = File.Open(fileName, FileMode.Open);
XmlSerializer reader1 = new XmlSerializer(typeof(NeuronArray), GetModuleTypes());
theNeuronArray = (NeuronArray)reader1.Deserialize(file);
file.Close();
//the above automatically loads the content of the neuronArray object but can't load the neurons themselves
//because of formatting changes
XmlDocument xmldoc = new XmlDocument();
XmlNodeList neuronNodes;
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
xmldoc.Load(fs);
fs.Close();
int arraySize = theNeuronArray.arraySize;
theNeuronArray.Initialize(arraySize);
neuronNodes = xmldoc.GetElementsByTagName("Neuron");
for (int i = 0; i < neuronNodes.Count; i++)
{
XmlElement neuronNode = (XmlElement)neuronNodes[i];
XmlNodeList idNodes = neuronNode.GetElementsByTagName("Id");
if (idNodes.Count < 1)
{
continue;
}
int id = -1;
int.TryParse(idNodes[0].InnerText, out id);
if (id == -1)
{
continue;
}
Neuron n = theNeuronArray.GetNeuron(id);
n.Owner = theNeuronArray;
n.id = id;
foreach (XmlElement node in neuronNode.ChildNodes)
{
string name = node.Name;
switch (name)
{
case "Label":
n.label = node.InnerText;
break;
case "Model":
Enum.TryParse(node.InnerText, out Neuron.modelType theModel);
n.model = theModel;
break;
case "LeakRate":
float.TryParse(node.InnerText, out float leakRate);
n.leakRate = leakRate;
break;
case "LastCharge":
float.TryParse(node.InnerText, out float lastCharge);
n.LastCharge = lastCharge;
n.currentCharge = lastCharge;
break;
case "Synapses":
theNeuronArray.SetCompleteNeuron(n);
XmlNodeList synapseNodess = node.GetElementsByTagName("Synapse");
foreach (XmlNode synapseNode in synapseNodess)
{
Synapse s = new Synapse();
foreach (XmlNode synapseAttribNode in synapseNode.ChildNodes)
{
string name1 = synapseAttribNode.Name;
switch (name1)
{
case "TargetNeuron":
int.TryParse(synapseAttribNode.InnerText, out int target);
s.targetNeuron = target;
break;
case "Weight":
float.TryParse(synapseAttribNode.InnerText, out float weight);
s.weight = weight;
break;
case "IsHebbian":
bool.TryParse(synapseAttribNode.InnerText, out bool isheb);
s.isHebbian = isheb;
break;
}
}
n.AddSynapse(s.targetNeuron, s.weight, s.isHebbian);
}
break;
}
}
theNeuronArray.SetCompleteNeuron(n);
}
return(true);
}
//copy the selection to a clipboard
public void CopyNeurons()
{
//get list of neurons to copy
List <int> neuronsToCopy = theSelection.EnumSelectedNeurons();
theSelection.GetSelectedBoundingRectangle(out int X1o, out int Y1o, out int X2o, out int Y2o);
myClipBoard = new NeuronArray();
myClipBoard.Initialize((X2o - X1o + 1) * (Y2o - Y1o + 1), (Y2o - Y1o + 1));
//by setting neurons to null, we can handle odd-shaped selections
for (int i = 0; i < myClipBoard.arraySize; i++)
{
myClipBoard.SetNeuron(i, null);
}
//copy the neurons
foreach (int nID in neuronsToCopy)
{
int destId = GetClipboardId(X1o, Y1o, nID);
//copy the source neuron to the clipboard
Neuron sourceNeuron = MainWindow.theNeuronArray.GetNeuron(nID);
Neuron destNeuron = sourceNeuron.Clone();
destNeuron.Id = destId;
myClipBoard.SetNeuron(destId, destNeuron);
}
//copy the synapses (this is two-pass so we make sure all neurons exist prior to copying
foreach (int nID in neuronsToCopy)
{
Neuron sourceNeuron = MainWindow.theNeuronArray.GetNeuron(nID);
int destId = GetClipboardId(X1o, Y1o, nID);
Neuron destNeuron = myClipBoard.GetNeuron(destId);
if (sourceNeuron.synapses != null)
{
foreach (Synapse s in sourceNeuron.synapses)
{
//only copy synapses with both ends in the selection
if (neuronsToCopy.Contains(s.TargetNeuron))
{
destNeuron.AddSynapse(GetClipboardId(X1o, Y1o, s.TargetNeuron), s.Weight);
}
}
}
}
//copy modules
foreach (ModuleView mv in MainWindow.theNeuronArray.modules)
{
if (theSelection.NeuronInSelection(mv.FirstNeuron) > 0 && theSelection.NeuronInSelection(mv.LastNeuron) > 0)
{
ModuleView newMV = new ModuleView()
{
FirstNeuron = GetClipboardId(X1o, Y1o, mv.FirstNeuron),
TheModule = mv.TheModule,
Color = mv.Color,
Height = mv.Height,
Width = mv.Width,
Label = mv.Label,
CommandLine = mv.CommandLine,
};
myClipBoard.modules.Add(newMV);
}
}
}
public static bool Load(ref NeuronArray theNeuronArray, string fileName)
{
FileStream file;
try
{
file = File.Open(fileName, FileMode.Open, FileAccess.Read);
}
catch (Exception e)
{
MessageBox.Show("Could not open file because: " + e.Message);
RemoveFileFromMRUList(fileName);
return(false);
}
// first check if the required start tag is present in the file...
byte[] buffer = new byte[60];
file.Read(buffer, 0, 60);
string line = Encoding.UTF8.GetString(buffer, 0, buffer.Length);
if (line.Contains("NeuronArray"))
{
file.Seek(0, SeekOrigin.Begin);
}
else
{
file.Close();
MessageBox.Show("File is no valid Brain Simulator II XML file.");
return(false);
}
MainWindow.thisWindow.SetProgress(0, "Loading Network File");
theNeuronArray = new NeuronArray();
XmlSerializer reader1 = new XmlSerializer(typeof(NeuronArray), GetModuleTypes());
theNeuronArray = (NeuronArray)reader1.Deserialize(file);
file.Close();
//the above automatically loads the content of the neuronArray object but can't load the neurons themselves
//because of formatting changes
XmlDocument xmldoc = new XmlDocument();
XmlNodeList neuronNodes;
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
xmldoc.Load(fs);
fs.Close();
int arraySize = theNeuronArray.arraySize;
theNeuronArray.Initialize(arraySize, theNeuronArray.rows);
neuronNodes = xmldoc.GetElementsByTagName("Neuron");
for (int i = 0; i < neuronNodes.Count; i++)
{
var progress = i / (float)neuronNodes.Count;
progress *= 100;
if (progress != 0 && MainWindow.thisWindow.SetProgress(progress, ""))
{
MainWindow.thisWindow.SetProgress(100, "");
return(false);
}
XmlElement neuronNode = (XmlElement)neuronNodes[i];
XmlNodeList idNodes = neuronNode.GetElementsByTagName("Id");
int id = i; //this is a hack to read files where all neurons were included but no Id's
if (idNodes.Count > 0)
{
int.TryParse(idNodes[0].InnerText, out id);
}
if (id == -1)
{
continue;
}
Neuron n = theNeuronArray.GetNeuron(id);
n.Owner = theNeuronArray;
n.id = id;
foreach (XmlElement node in neuronNode.ChildNodes)
{
string name = node.Name;
switch (name)
{
case "Label":
n.Label = node.InnerText;
break;
case "Model":
Enum.TryParse(node.InnerText, out Neuron.modelType theModel);
n.model = theModel;
break;
case "LeakRate":
float.TryParse(node.InnerText, out float leakRate);
n.leakRate = leakRate;
break;
case "AxonDelay":
int.TryParse(node.InnerText, out int axonDelay);
n.axonDelay = axonDelay;
break;
case "LastCharge":
if (n.model != Neuron.modelType.Color)
{
float.TryParse(node.InnerText, out float lastCharge);
n.LastCharge = lastCharge;
n.currentCharge = lastCharge;
}
else //is color
{
int.TryParse(node.InnerText, out int lastChargeInt);
n.LastChargeInt = lastChargeInt;
n.currentCharge = lastChargeInt; //current charge is not used on color neurons
}
break;
case "ShowSynapses":
bool.TryParse(node.InnerText, out bool showSynapses);
if (showSynapses)
{
MainWindow.arrayView.AddShowSynapses(n.id);
}
break;
case "Synapses":
theNeuronArray.SetCompleteNeuron(n);
XmlNodeList synapseNodess = node.GetElementsByTagName("Synapse");
foreach (XmlNode synapseNode in synapseNodess)
{
Synapse s = new Synapse();
foreach (XmlNode synapseAttribNode in synapseNode.ChildNodes)
{
string name1 = synapseAttribNode.Name;
switch (name1)
{
case "TargetNeuron":
int.TryParse(synapseAttribNode.InnerText, out int target);
s.targetNeuron = target;
break;
case "Weight":
float.TryParse(synapseAttribNode.InnerText, out float weight);
s.weight = weight;
break;
case "IsHebbian": //Obsolete: backwards compatibility
bool.TryParse(synapseAttribNode.InnerText, out bool isheb);
if (isheb)
{
s.model = Synapse.modelType.Hebbian1;
}
else
{
s.model = Synapse.modelType.Fixed;
}
break;
case "Model":
Enum.TryParse(synapseAttribNode.InnerText, out Synapse.modelType model);
s.model = model;
break;
}
}
n.AddSynapse(s.targetNeuron, s.weight, s.model);
}
break;
}
}
theNeuronArray.SetCompleteNeuron(n);
}
MainWindow.thisWindow.SetProgress(100, "");
return(true);
}
public static bool Load(ref NeuronArray theNeuronArray, string fileName)
{
FileStream file = File.Open(fileName, FileMode.Open);
XmlSerializer reader1 = new XmlSerializer(typeof(NeuronArray), GetModuleTypes());
theNeuronArray = (NeuronArray)reader1.Deserialize(file);
file.Close();
//the above automatically loads the content of the neuronArray object but can't load the neurons themselves
//because of formatting changes
XmlDocument xmldoc = new XmlDocument();
XmlNodeList neuronNodes;
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
xmldoc.Load(fs);
fs.Close();
int arraySize = theNeuronArray.arraySize;
theNeuronArray.Initialize(arraySize);
neuronNodes = xmldoc.GetElementsByTagName("Neuron");
for (int i = 0; i < neuronNodes.Count; i++)
{
var progress = i / (float)neuronNodes.Count;
if (i % 1000 == 0)
{
MainWindow.thisWindow.SetProgress(progress);
}
XmlElement neuronNode = (XmlElement)neuronNodes[i];
XmlNodeList idNodes = neuronNode.GetElementsByTagName("Id");
int id = i; //this is a hack to read files where all neurons were included but no Id's
if (idNodes.Count > 0)
{
int.TryParse(idNodes[0].InnerText, out id);
}
if (id == -1)
{
continue;
}
Neuron n = theNeuronArray.GetNeuron(id);
n.Owner = theNeuronArray;
n.id = id;
foreach (XmlElement node in neuronNode.ChildNodes)
{
string name = node.Name;
switch (name)
{
case "Label":
n.Label = node.InnerText;
break;
case "Model":
Enum.TryParse(node.InnerText, out Neuron.modelType theModel);
n.model = theModel;
break;
case "LeakRate":
float.TryParse(node.InnerText, out float leakRate);
n.leakRate = leakRate;
break;
case "AxonDelay":
int.TryParse(node.InnerText, out int axonDelay);
n.axonDelay = axonDelay;
break;
case "LastCharge":
if (n.model != Neuron.modelType.Color)
{
float.TryParse(node.InnerText, out float lastCharge);
n.LastCharge = lastCharge;
n.currentCharge = lastCharge;
}
else //is color
{
int.TryParse(node.InnerText, out int lastChargeInt);
n.LastChargeInt = lastChargeInt;
n.currentCharge = lastChargeInt; //current charge is not used on color neurons
}
break;
case "ShowSynapses":
bool.TryParse(node.InnerText, out bool showSynapses);
if (showSynapses)
{
MainWindow.arrayView.AddShowSynapses(n.id);
}
break;
case "Synapses":
theNeuronArray.SetCompleteNeuron(n);
XmlNodeList synapseNodess = node.GetElementsByTagName("Synapse");
foreach (XmlNode synapseNode in synapseNodess)
{
Synapse s = new Synapse();
foreach (XmlNode synapseAttribNode in synapseNode.ChildNodes)
{
string name1 = synapseAttribNode.Name;
switch (name1)
{
case "TargetNeuron":
int.TryParse(synapseAttribNode.InnerText, out int target);
s.targetNeuron = target;
break;
case "Weight":
float.TryParse(synapseAttribNode.InnerText, out float weight);
s.weight = weight;
break;
case "IsHebbian": //Obsolete: backwards compatibility
bool.TryParse(synapseAttribNode.InnerText, out bool isheb);
if (isheb)
{
s.model = Synapse.modelType.Hebbian1;
}
else
{
s.model = Synapse.modelType.Fixed;
}
break;
case "Model":
Enum.TryParse(synapseAttribNode.InnerText, out Synapse.modelType model);
s.model = model;
break;
}
}
n.AddSynapse(s.targetNeuron, s.weight, s.model);
}
break;
}
}
theNeuronArray.SetCompleteNeuron(n);
}
MainWindow.thisWindow.SetProgress(-1);
return(true);
}
