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NL_connection.cpp
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NL_connection.cpp
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/***************************************************************************
** **
** This file is part of SpineCreator, an easy to use GUI for **
** describing spiking neural network models. **
** Copyright (C) 2013-2014 Alex Cope, Paul Richmond, Seb James **
** **
** 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 **
** the Free Software Foundation, either version 3 of the License, or **
** (at your option) any later version. **
** **
** This program is distributed in the hope that it will be useful, **
** but WITHOUT ANY WARRANTY; without even the implied warranty of **
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
** GNU General Public License for more details. **
** **
** You should have received a copy of the GNU General Public License **
** along with this program. If not, see http://www.gnu.org/licenses/. **
** **
****************************************************************************
** Author: Alex Cope **
** Website/Contact: http://bimpa.group.shef.ac.uk/ **
****************************************************************************/
#ifdef _DEBUG
#undef _DEBUG
#include <Python.h>
#define _DEBUG
#else
#include <Python.h>
#endif
#include <frameobject.h>
#if 0
static PyObject*
get_caller_info (PyObject* self, PyObject* args)
{
PyCodeObject* code = PyEval_GetFrame()->f_code;
return Py_BuildValue("(OO)", code->co_filename, code->co_name);
}
#endif
#include <cmath>
#include <QUuid>
#include <QSettings>
#include "NL_connection.h"
#include "SC_layout_cinterpreter.h"
#include "SC_python_connection_generate_dialog.h"
#include "SC_viewVZlayoutedithandler.h"
#include "filteroutundoredoevents.h"
connection::connection()
{
this->type = none;
this->delay = new ParameterInstance("ms");
this->delay->name = "delay";
this->delay->currType = Undefined;
this->srcName = "";
this->dstName = "";
this->synapseIndex = -1;
this->generator = NULL;
this->scriptText = "";
}
connection::~connection()
{
delete this->delay;
}
int connection::getIndex()
{
return (int) this->type;
}
QString connection::getTypeStr(void)
{
QString ctype("");
switch (this->type) {
case AlltoAll:
ctype = "all to all";
break;
case OnetoOne:
ctype = "one to one";
break;
case FixedProb:
ctype = "fixed probability"; // add params?
break;
case CSV:
ctype = "explicit list";
break;
case Python:
ctype = "python script"; // Get script name. Should be handled by python conn type
break;
case CSA:
ctype = "CSA (deprecated)";
break;
default:
ctype = "Unknown";
break;
}
return ctype;
}
void connection::setSrcName (QString& s)
{
this->srcName = s;
}
void connection::setDstName (QString& d)
{
this->dstName = d;
}
void connection::setSynapseIndex (int synidx)
{
this->synapseIndex = synidx;
}
int connection::getSynapseIndex (void)
{
return this->synapseIndex;
}
void connection::setParent (QSharedPointer<systemObject> ptr)
{
this->parent = ptr;
}
void connection::writeDelay(QXmlStreamWriter &xmlOut)
{
xmlOut.writeStartElement("Delay");
xmlOut.writeAttribute("dimension", this->delay->dims->toString());
if (this->delay->currType == FixedValue) {
xmlOut.writeEmptyElement("FixedValue");
xmlOut.writeAttribute("value", QString::number(this->delay->value[0]));
}
else if (this->delay->currType == Statistical) {
switch (int(round(this->delay->value[0]))) {
case 0:
break;
case 1:
{
xmlOut.writeEmptyElement("UniformDistribution");
xmlOut.writeAttribute("minimum", QString::number(this->delay->value[1]));
xmlOut.writeAttribute("maximum", QString::number(this->delay->value[2]));
xmlOut.writeAttribute("seed", QString::number(this->delay->value[3]));
}
break;
case 2:
{
xmlOut.writeEmptyElement("NormalDistribution");
xmlOut.writeAttribute("mean", QString::number(this->delay->value[1]));
xmlOut.writeAttribute("variance", QString::number(this->delay->value[2]));
xmlOut.writeAttribute("seed", QString::number(this->delay->value[3]));
}
break;
}
}
else if (this->delay->currType == ExplicitList) {
xmlOut.writeStartElement("ValueList");
for (int ind = 0; ind < this->delay->value.size(); ++ind) {
xmlOut.writeEmptyElement("ValueInstance");
xmlOut.writeAttribute("index", QString::number(float(this->delay->indices[ind])));
xmlOut.writeAttribute("value", QString::number(float(this->delay->value[ind])));
}
xmlOut.writeEndElement(); // valueList
}
else {
xmlOut.writeEmptyElement("FixedValue");
xmlOut.writeAttribute("value", QString::number(0.0)); // default to fixed zero delay
}
xmlOut.writeEndElement(); // delay
}
/////////////////////////////// ALL TO ALL
alltoAll_connection::alltoAll_connection()
{
type = AlltoAll;
this->synapseIndex = -2;
}
alltoAll_connection::~alltoAll_connection()
{
}
QLayout * alltoAll_connection::drawLayout(nl_rootdata *, viewVZLayoutEditHandler * viewVZhandler, nl_rootlayout * rootLay)
{
QHBoxLayout * hlay = new QHBoxLayout();
if (viewVZhandler) {
connect(viewVZhandler, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
}
if (rootLay) {
connect(rootLay, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
}
return hlay;
}
void alltoAll_connection::write_node_xml(QXmlStreamWriter &xmlOut)
{
xmlOut.writeStartElement("AllToAllConnection");
this->writeDelay(xmlOut);
xmlOut.writeEndElement(); // allToAllConnection
}
void alltoAll_connection::import_parameters_from_xml(QDomNode &e)
{
QDomNodeList delayProp = e.toElement().elementsByTagName("Delay");
if (delayProp.size() == 1) {
QDomNode n = delayProp.item(0);
QDomNodeList propVal = n.toElement().elementsByTagName("FixedValue");
if (propVal.size() == 1) {
this->delay->currType = FixedValue;
this->delay->value.resize(1);
this->delay->value.fill(0);
this->delay->value[0] = propVal.item(0).toElement().attribute("value").toFloat();
}
propVal = n.toElement().elementsByTagName("UniformDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 1;
this->delay->value[1] = propVal.item(0).toElement().attribute("minimum").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("maximum").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
propVal = n.toElement().elementsByTagName("NormalDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 2;
this->delay->value[1] = propVal.item(0).toElement().attribute("mean").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("variance").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
}
}
/////////////////////////////// ONE TO ONE
onetoOne_connection::onetoOne_connection()
{
type = OnetoOne;
}
onetoOne_connection::~onetoOne_connection()
{
}
QLayout * onetoOne_connection::drawLayout(nl_rootdata *, viewVZLayoutEditHandler * viewVZhandler, nl_rootlayout * rootLay)
{
QHBoxLayout * hlay = new QHBoxLayout();
if (viewVZhandler) {
connect(viewVZhandler, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
}
if (rootLay) {
connect(rootLay, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
}
return hlay;
}
void onetoOne_connection::write_node_xml(QXmlStreamWriter &xmlOut)
{
// Sanity check - if we are exporting for simulation, we want to make sure
// that src and dst are the same size...
// if parent is inputObject, that means we can access the destination and source from that object
int srcSize = -2;
int dstSize = -1;
QString srcName = "";
QString dstName = "";
QSettings settings;
if (!this->parent.isNull()) {
switch (this->parent->type) {
case synapseObject:
{
// This is the usual
// Test this->src and this->dst first
if (!this->srcPop.isNull()) {
srcSize = this->srcPop->numNeurons;
srcName = this->srcPop->getName();
} // else src is null - there's no population as a destination for this connection
if (!this->dstPop.isNull()) {
dstSize = this->dstPop->numNeurons;
dstName = this->dstPop->getName();
} // else dst is null - there's no population as a destination for this connection
break;
}
case projectionObject:
{
DBG() << "onetoOne_connection parent is a projectionObject (unexpected)";
break;
}
case populationObject:
{
DBG() << "onetoOne_connection parent is a populationObject (unexpected)";
break;
}
case inputObject:
{
QSharedPointer<genericInput> par = qSharedPointerCast <genericInput> (this->parent);
srcSize = par->getSrcSize();
srcName = par->getSrcName();
dstSize = par->getDestSize();
dstName = par->getDestName();
/*if (srcSize == -1 || dstSize == -1) {
int num_errs = settings.beginReadArray("errors");
settings.endArray();
settings.beginWriteArray("errors");
settings.setArrayIndex(num_errs + 1);
settings.setValue("errorText", QString("One to one connections to Weight Updates are not allowed: ") + par->getSrcName() + QString(" -> ") + par->getDestName());
settings.endArray();
}*/
break;
}
default:
break;
}
} else {
srcSize = dstSize;
}
if (srcSize != dstSize && false) { // not used for now
int num_errs = settings.beginReadArray("errors");
settings.endArray();
settings.beginWriteArray("errors");
settings.setArrayIndex(num_errs + 1);
settings.setValue("errorText", QString("One to one connection with different src and dst sizes: ") + srcName + QString(" -> ") + dstName);
settings.endArray();
} else {
xmlOut.writeStartElement("OneToOneConnection");
this->writeDelay(xmlOut);
xmlOut.writeEndElement(); // oneToOneConnection
}
}
void onetoOne_connection::import_parameters_from_xml(QDomNode &e)
{
QDomNodeList delayProp = e.toElement().elementsByTagName("Delay");
if (delayProp.size() == 1) {
QDomNode n = delayProp.item(0);
QDomNodeList propVal = n.toElement().elementsByTagName("FixedValue");
if (propVal.size() == 1) {
this->delay->currType = FixedValue;
this->delay->value.resize(1);
this->delay->value.fill(0);
this->delay->value[0] = propVal.item(0).toElement().attribute("value").toFloat();
}
propVal = n.toElement().elementsByTagName("UniformDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 1;
this->delay->value[1] = propVal.item(0).toElement().attribute("minimum").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("maximum").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
propVal = n.toElement().elementsByTagName("NormalDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 2;
this->delay->value[1] = propVal.item(0).toElement().attribute("mean").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("variance").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
}
}
//////////////////////////////////////// FIXED PROBABILITY
fixedProb_connection::fixedProb_connection()
{
type = FixedProb;
p = 0.01f;
seed = 123;
}
fixedProb_connection::~fixedProb_connection()
{
}
/*!
* \brief fixedProb_connection::drawLayout
* \param data
* \param viewVZhandler
* \param rootLay
* \return
*
* Draw the UI for the Fixed Probability connection - caller can be either the Visualiser layout handler, or the Network layout
* handler, so we allow both to be passed and ignore the one set to NULL
*/
QLayout * fixedProb_connection::drawLayout(nl_rootdata * data, viewVZLayoutEditHandler * viewVZhandler, nl_rootlayout * rootLay)
{
// draw up probability changer
QHBoxLayout * hlay = new QHBoxLayout;
QDoubleSpinBox *pSpin = new QDoubleSpinBox;
pSpin->setRange(0, 1);
pSpin->setSingleStep(0.1);
pSpin->setMaximumWidth(60);
pSpin->setDecimals(3);
pSpin->setValue(this->p);
pSpin->setProperty("valToChange", "1");
pSpin->setProperty("conn", "true");
pSpin->setToolTip("connection probability");
pSpin->setProperty("ptr", qVariantFromValue((void *) this));
pSpin->setProperty("action","changeConnProb");
pSpin->setFocusPolicy(Qt::StrongFocus);
pSpin->installEventFilter(new FilterOutUndoRedoEvents);
connect(pSpin, SIGNAL(editingFinished()), data, SLOT (updatePar()));
hlay->addWidget(new QLabel("Probability: "));
if (data->main->viewVZ.OpenGLWidget) {
connect(pSpin, SIGNAL(editingFinished()), data->main->viewVZ.OpenGLWidget, SLOT (parsChangedProjection()));
}
// do connections to other classes
if (viewVZhandler) {
connect(viewVZhandler, SIGNAL(deleteProperties()), pSpin, SLOT(deleteLater()));
connect(viewVZhandler, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
connect(viewVZhandler, SIGNAL(deleteProperties()), hlay->itemAt(hlay->count()-1)->widget(), SLOT(deleteLater()));
}
if (rootLay) {
connect(rootLay, SIGNAL(deleteProperties()), pSpin, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), hlay->itemAt(hlay->count()-1)->widget(), SLOT(deleteLater()));
}
hlay->addWidget(pSpin);
return hlay;
}
void fixedProb_connection::write_node_xml(QXmlStreamWriter &xmlOut)
{
xmlOut.writeStartElement("FixedProbabilityConnection");
xmlOut.writeAttribute("probability", QString::number(this->p));
xmlOut.writeAttribute("seed", QString::number(this->seed));
this->writeDelay(xmlOut);
xmlOut.writeEndElement(); // fixedProbabilityConnection
}
void fixedProb_connection::import_parameters_from_xml(QDomNode &e)
{
this->p = e.toElement().attribute("probability").toFloat();
this->seed = e.toElement().attribute("seed").toInt();
QDomNodeList delayProp = e.toElement().elementsByTagName("Delay");
if (delayProp.size() == 1) {
QDomNode n = delayProp.item(0);
QDomNodeList propVal = n.toElement().elementsByTagName("FixedValue");
if (propVal.size() == 1) {
this->delay->currType = FixedValue;
this->delay->value.resize(1);
this->delay->value.fill(0);
this->delay->value[0] = propVal.item(0).toElement().attribute("value").toFloat();
}
propVal = n.toElement().elementsByTagName("UniformDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 1;
this->delay->value[1] = propVal.item(0).toElement().attribute("minimum").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("maximum").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
propVal = n.toElement().elementsByTagName("NormalDistribution");
if (propVal.size() == 1) {
this->delay->currType = Statistical;
this->delay->value.resize(4);
this->delay->value.fill(0);
this->delay->value[0] = 2;
this->delay->value[1] = propVal.item(0).toElement().attribute("mean").toFloat();
this->delay->value[2] = propVal.item(0).toElement().attribute("variance").toFloat();
this->delay->value[3] = propVal.item(0).toElement().attribute("seed").toFloat();
}
}
}
/////////////////////////////////// EXPLICIT LIST
csv_connection::csv_connection()
{
type = CSV;
numRows = 0;
// no connectivity generator in constructor
generator = NULL;
this->srcName = "";
this->dstName = "";
this->synapseIndex = -3;
// Defaults to having 3 things in. This sets numCols to be 3 by default.
this->values.push_back("src");
this->values.push_back("dst");
this->values.push_back("delay");
copiedFrom = NULL;
// Generate the unique UUID style filename here in the constructor.
this->generateUUIDFilename();
}
QDir csv_connection::getLibDir (void) const
{
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
QDir lib_dir = QDir(QDesktopServices::storageLocation(QDesktopServices::DataLocation));
#else
QDir lib_dir = QDir(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
#endif
if (!lib_dir.exists()) {
if (!lib_dir.mkpath(lib_dir.absolutePath())) {
DBG() << "error creating library";
}
}
return lib_dir;
}
csv_connection::~csv_connection()
{
// remove generator
if (this->generator) {
delete this->generator;
this->generator = NULL;
}
}
int csv_connection::getIndex()
{
if (!this->generator) {
return (int) this->type;
} else {
return this->generator->getIndex();
}
}
void csv_connection::updateGlobalDelay (void)
{
QCheckBox* sndr = (QCheckBox*)sender();
nl_rootdata * data = (nl_rootdata *) sender()->property("dataptr").value<void *>();
data->updateConnection (this->parent, sndr->isChecked());
}
QLayout * csv_connection::drawLayout(nl_rootdata * data, viewVZLayoutEditHandler * viewVZhandler, nl_rootlayout * rootLay)
{
// if we do not have a generator...
if (this->generator == NULL) {
QVBoxLayout* vlay = new QVBoxLayout();
QTableView* tableView = new QTableView();
csv_connectionModel* connMod = new csv_connectionModel();
// rootLayout::projSelected has communicated this information
// so we can stick it into this connection.
if (data->currentlySelectedProjection != NULL) {
this->srcPop = data->currentlySelectedProjection->source;
this->dstPop = data->currentlySelectedProjection->destination;
} else {
DBG() << "Maybe a false assumption here: NL_connection.cpp, csv_connection::drawLayout";
}
connMod->setConnection(this);
tableView->setModel(connMod);
vlay->addWidget(tableView);
QHBoxLayout * hlay = new QHBoxLayout();
QPushButton *import = new QPushButton("Import list");
import->setToolTip("Import the explicit value list");
import->setProperty("ptr", qVariantFromValue((void *) this));
hlay->addWidget(import);
// add connection:
connect(import, SIGNAL(clicked()), data, SLOT(editConnections()));
QCheckBox* globalDelay = new QCheckBox("Global delay");
globalDelay->setToolTip("Switch between a single, global delay for each connection or per-connection delays (which are not supported in some simulators).");
globalDelay->setProperty("dataptr", qVariantFromValue((void *) data));
// Set from number of cols in connection
if (this->getNumCols() == 2) {
globalDelay->setCheckState(Qt::Checked);
} else { // should be 3
globalDelay->setCheckState(Qt::Unchecked);
}
hlay->addWidget(globalDelay);
connect(globalDelay, SIGNAL(clicked()), this, SLOT(updateGlobalDelay()));
vlay->addLayout(hlay);
// set up GL:
if (viewVZhandler) {
connect(viewVZhandler, SIGNAL(deleteProperties()), tableView, SLOT(deleteLater()));
if (viewVZhandler->viewVZ->OpenGLWidget->getConnectionsModel() != (QAbstractTableModel *)0) {
// don't fetch data if we already have for this connection
csv_connectionModel * connModel = dynamic_cast<csv_connectionModel *> (viewVZhandler->viewVZ->OpenGLWidget->getConnectionsModel());
CHECK_CAST(connModel);
if (connModel->getConnection() == this
&& (int)viewVZhandler->viewVZ->OpenGLWidget->connections.size() == this->getNumRows()) {
viewVZhandler->viewVZ->OpenGLWidget->setConnectionsModel(connMod);
} else {
viewVZhandler->viewVZ->OpenGLWidget->setConnectionsModel(connMod);
viewVZhandler->viewVZ->OpenGLWidget->getConnections();
}
} else {
viewVZhandler->viewVZ->OpenGLWidget->setConnectionsModel(connMod);
viewVZhandler->viewVZ->OpenGLWidget->getConnections();
}
connect(connMod, SIGNAL(dataChanged(QModelIndex,QModelIndex)), viewVZhandler->viewVZ->OpenGLWidget, SLOT(connectionDataChanged(QModelIndex,QModelIndex)));
connect(tableView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), viewVZhandler->viewVZ->OpenGLWidget, SLOT(connectionSelectionChanged(QItemSelection,QItemSelection)));
connect(viewVZhandler, SIGNAL(deleteProperties()), import, SLOT(deleteLater()));
connect(viewVZhandler, SIGNAL(deleteProperties()), globalDelay, SLOT(deleteLater()));
connect(viewVZhandler, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
connect(viewVZhandler, SIGNAL(deleteProperties()), vlay, SLOT(deleteLater()));
}
if (rootLay) {
connect(rootLay, SIGNAL(deleteProperties()), import, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), tableView, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), globalDelay, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), hlay, SLOT(deleteLater()));
connect(rootLay, SIGNAL(deleteProperties()), vlay, SLOT(deleteLater()));
}
return vlay;
} else {
// we have a generator, so pass on the task of drawing the layout to it!
return generator->drawLayout(data, viewVZhandler, rootLay);
}
}
void csv_connection::setFileName(QString name)
{
this->filename = name;
}
QString csv_connection::getFileName()
{
return filename;
}
QString csv_connection::getUUIDFileName()
{
return uuidFilename;
}
void csv_connection::write_node_xml(QXmlStreamWriter &xmlOut)
{
if (this->filename.isEmpty()) {
this->generateFilename();
}
QFile f;
QDir lib_dir = this->getLibDir(); // This is the temporary location for conn data files
f.setFileName(lib_dir.absoluteFilePath(this->uuidFilename));
if (!f.open( QIODevice::ReadOnly)) {
QMessageBox msgBox;
msgBox.setText("csv_connection::write_node_xml(QXmlStreamWriter &xmlOut): Could not open temporary file '" + f.fileName() + "' for Explicit Connection");
msgBox.exec();
return;
}
f.seek(0);
QDataStream access(&f);
// ok, check if we have a generator, and if it is up-to-date
if (this->generator) {
pythonscript_connection * pyConn = dynamic_cast<pythonscript_connection *> (this->generator);
CHECK_CAST(pyConn);
// if we have changes then...
if (pyConn->changed()) {
// ... regenerate the connectivity!
pyConn->regenerateConnections();
}
}
// get a handle to the saved file
QSettings settings;
QString filePathString = settings.value("files/currentFileName", "error").toString();
if (filePathString == "error") {
DBG() << "Error getting current project path - THIS SHOULD NEVER HAPPEN!";
return;
}
QDir saveDir(filePathString);
bool saveBinaryConnections = settings.value("fileOptions/saveBinaryConnections", "error").toBool();
// write containing tag
xmlOut.writeStartElement("ConnectionList");
// Annotations
if (this->generator || !this->annotation.isEmpty()) {
xmlOut.writeStartElement("LL:Annotation");
// old annotations
if (!this->annotation.isEmpty()) {
this->annotation.replace("\n", "");
this->annotation.replace("<LL:Annotation>", "");
this->annotation.replace("</LL:Annotation>", "");
QXmlStreamReader reader(this->annotation);
while (!reader.atEnd()) {
if (reader.tokenType() != QXmlStreamReader::StartDocument
&& reader.tokenType() != QXmlStreamReader::EndDocument) {
xmlOut.writeCurrentToken(reader);
}
reader.readNext();
}
}
if (this->generator) {
this->generator->write_metadata_xml(&xmlOut);
}
xmlOut.writeEndElement();//Annotation
}
// if we have more than 30 rows and we want to write to binary then write binary file
// (less than 30 rows is sufficiently compact that it should go in the XML)
QString saveFullFileName;
if (saveBinaryConnections && this->getNumRows() > MIN_CONNS_TO_FORCE_BINARY) {
QString saveProjectName = settings.value("files/currentFileName").toString();
QDir project_dir(saveProjectName);
// remove filename
project_dir.cdUp();
if (this->filename.isEmpty()) {
QMessageBox msgBox;
msgBox.setText("Error creating exported binary connection file srcName/dstName:'" + this->srcName
+ "/" + this->dstName + "' (filename could not be generated from src/dest population names)");
msgBox.exec();
return;
}
saveFullFileName = QDir::toNativeSeparators(project_dir.absoluteFilePath(this->filename));
// extract the filename without the path...
QString saveFileName;
QStringList fileBits = saveFullFileName.split(QDir::toNativeSeparators("/"));
saveFileName = fileBits.last();
// add a tag to the binary file
xmlOut.writeEmptyElement("BinaryFile");
xmlOut.writeAttribute("file_name", saveFileName);
xmlOut.writeAttribute("num_connections", QString::number(getNumRows()));
xmlOut.writeAttribute("explicit_delay_flag", QString::number(float(getNumCols()==3)));
xmlOut.writeAttribute("packed_data", "true");
// re-write the data
if (getNumCols()==3) {
QVector <conn> conns;
this->getAllData(conns);
// write out
QFile export_file(saveFullFileName);
if (!export_file.open( QIODevice::WriteOnly)) {
QMessageBox msgBox;
msgBox.setText("Error creating exported binary connection file '" + saveFullFileName
+ "' (Check disk space; permissions)");
msgBox.exec();
return;
}
QDataStream access2(&export_file);
for (int i = 0; i < conns.size(); ++i) {
access2.writeRawData((char*) &conns[i].src, sizeof(int));
access2.writeRawData((char*) &conns[i].dst, sizeof(int));
access2.writeRawData((char*) &conns[i].metric, sizeof(float));
}
}
if (getNumCols()==2) {
QVector <conn> conns;
this->getAllData(conns);
// write out
QFile export_file(saveFullFileName);
if (!export_file.open( QIODevice::WriteOnly)) {
QMessageBox msgBox;
msgBox.setText("Error creating exported binary connection file '" + saveFullFileName
+ "' (Check disk space; permissions)");
msgBox.exec();
return;
}
QDataStream access3(&export_file);
for (int i = 0; i < conns.size(); ++i) {
access3.writeRawData((char*) &conns[i].src, sizeof(int));
access3.writeRawData((char*) &conns[i].dst, sizeof(int));
}
}
} else { // non-binary; write only into XML
// loop through connections writing them out in XML format.
for (int i=0; i < this->getNumRows(); ++i) {
xmlOut.writeEmptyElement("Connection");
qint32 val;
access >> val;
xmlOut.writeAttribute("src_neuron", QString::number(float(val)));
access >> val;
xmlOut.writeAttribute("dst_neuron", QString::number(float(val)));
if (this->getNumCols() == 3) {
float valf;
access >> valf;
xmlOut.writeAttribute("delay", QString::number(float(valf)));
}
}
}
if (this->getNumCols() == 2) {
writeDelay(xmlOut);
}
xmlOut.writeEndElement(); // connectionList
}
/*!
* \brief csv_connection::read_metadata_xml
* \param e
*
* Read the metaData for a connection generator - may be blank if there is not one
* TO BE DEPRECATED.
*/
void csv_connection::read_metadata_xml(QDomNode &e)
{
// pass this task on to the generator connection
if (this->generator != NULL) {
this->generator->read_metadata_xml(e);
}
}
void csv_connection::import_parameters_from_xml(QDomNode &e)
{
// check for annotations
QDomNodeList anns = e.toElement().elementsByTagName("LL:Annotation");
if (anns.size() == 1) {
// annotations found - do we have a generator?
QDomNode metaData;
QDomNodeList scAnns = anns.at(0).toElement().elementsByTagName("SpineCreator");
if (scAnns.length() == 1) {
metaData = scAnns.at(0).cloneNode();
anns.at(0).removeChild(scAnns.at(0));
// add generator
if (this->srcPop == NULL) {
DBG() << "Warning: srcPop is null and using it to create pythonscript_connection...";
}
this->generator = new pythonscript_connection(this->srcPop, this->dstPop, this);
pythonscript_connection * pyConn = dynamic_cast<pythonscript_connection *> (this->generator);
CHECK_CAST(pyConn)
// extract data for connection generator
pyConn->read_metadata_xml (metaData);
// prevent regeneration
//pyConn->setUnchanged(true);
}
QTextStream temp(&this->annotation);
anns.at(0).save(temp,1);
}
QDomNodeList BinaryFileList = e.toElement().elementsByTagName("BinaryFile");
if (BinaryFileList.count() == 1) {
// is a binary file so load accordingly
// set number of connections
this->setNumRows(BinaryFileList.at(0).toElement().attribute("num_connections").toUInt());
// do we have explicit delays
bool explicit_delay = BinaryFileList.at(0).toElement().attribute("explicit_delay_flag").toInt();
if (explicit_delay) {
this->setNumCols(3);
} else {
this->setNumCols(2);
}
// check what the file type is, since we changed from using QStreamData written binary to
// packed binary we need to check for the packed_binary flag
QString isPacked = BinaryFileList.at(0).toElement().attribute("packed_data", "false");
if (isPacked == "true") {
// get a handle to the saved file
QSettings settings;
QString filePathString = settings.value("files/currentFileName", "error").toString();
if (filePathString == "error") {
DBG() << "Error getting current project path - THIS SHOULD NEVER HAPPEN!";
return;
}
QDir filePath(filePathString);
// get file name and path
QString fileName = BinaryFileList.at(0).toElement().attribute("file_name");
// copy the file across to the temporary file
QFile savedData(filePath.absoluteFilePath(fileName));
// check that the data file exists!
if (!savedData.open(QIODevice::ReadOnly)) {
QSettings settings;
int num_errs = settings.beginReadArray("errors");
settings.endArray();
settings.beginWriteArray("errors");
settings.setArrayIndex(num_errs + 1);
settings.setValue("errorText", "Error: Binary file referenced in network not found: " + fileName);
settings.endArray();
return;
}
// Open the binary data file
QDir lib_dir = this->getLibDir();
QFile f;
f.setFileName(lib_dir.absoluteFilePath(this->uuidFilename));
// open the storage file
if( !f.open( QIODevice::ReadWrite | QIODevice::Truncate) ) {
QMessageBox msgBox;
msgBox.setText("csv_connection::import_parameters_from_xml(QDomNode &e): Could not open temporary file '" + f.fileName() + "' for Explicit Connection");
msgBox.exec();
return;
}
// now we need to read from the savedData file and put this into a QDataStream...
this->import_packed_binary(savedData, f);
f.close();
} else {
DBG() << "Old, non-packed data format is no longer supported";
}
} else { // BinaryFileList.count() != 1
// No BinaryFileList, so the ConnectionList must be stated in the XML
/*if (this->filename.isEmpty()) {
this->generateFilename();
}*/
// load connections from xml
QFile f;
QDir lib_dir = this->getLibDir();
f.setFileName(lib_dir.absoluteFilePath(this->uuidFilename));
if (!f.open( QIODevice::ReadWrite | QIODevice::Truncate)) {
QMessageBox msgBox;
msgBox.setText("csv_connection::import_parameters_from_xml(QDomNode &e) [2]: Could not open temporary file '" + f.fileName() + "' for Explicit Connection");
msgBox.exec();
return;
}
QDataStream access(&f);
QDomNodeList connInstList = e.toElement().elementsByTagName("Connection");
this->setNumRows(connInstList.size());
for (int i=0; i < (int)connInstList.size(); ++i) {
qint32 val = connInstList.at(i).toElement().attribute("src_neuron").toUInt();
access << val;
val = connInstList.at(i).toElement().attribute("dst_neuron").toUInt();
access << val;
QString delayStr = connInstList.at(i).toElement().attribute("delay", "noDelay");
if (delayStr != "noDelay") {
float val_f = delayStr.toFloat();
access << val_f;
} else {
if (this->values.size()> 2) {
this->values.removeLast();
}
}
}