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SC_network_3d_visualiser_panel.cpp
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SC_network_3d_visualiser_panel.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/ **
****************************************************************************/
#include "SC_network_3d_visualiser_panel.h"
#include "SC_connectionmodel.h"
#include "SC_systemmodel.h"
#ifdef Q_OS_MAC
#include "glu.h"
#else
#include "GL/glu.h"
#endif
#include "SC_python_connection_generate_dialog.h"
#include "mainwindow.h"
#if QT_VERSION > QT_VERSION_CHECK(5, 0, 0)
#include <QOpenGLFramebufferObject>
#endif
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
#define RETINA_SUPPORT 1.0
#else
#ifndef Q_OS_GLN
#define RETINA_SUPPORT this->windowHandle()->devicePixelRatio()
#else
#define RETINA_SUPPORT 1.0
#endif
#endif
#include <limits>
glConnectionWidget::glConnectionWidget(nl_rootdata * data, QWidget *parent) : QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
{
model = (QAbstractTableModel *)0;
pos = QPointF(0,0);
zoomFactor = 1.0;
this->data = data;
setAutoFillBackground(false);
popIndicesShown = false;
selectedIndex = 0;
selectedType = 1;
connGenerationMutex = new QMutex;
imageSaveMode = false;
connect(&timer, SIGNAL(timeout()), this, SLOT(updateLogData()));
timer.start(50);
newLogTime = 0;
currentLogTime = 0;
orthoView = false;
repaintAllowed = true;
}
void glConnectionWidget::initializeGL()
{
glEnable(GL_MULTISAMPLE);
}
void glConnectionWidget::toggleOrthoView(bool toggle)
{
orthoView = toggle;
this->repaint();
}
void glConnectionWidget::clear()
{
selectedPops.clear();
popColours.clear();
popLogs.clear();
selectedConns.clear();
connections.clear();
selectedIndex = 0;
selectedType = 1;
model = (QAbstractTableModel *)0;
}
// This builds a list of possible logs from the populations in the network.
void glConnectionWidget::addLogs(QVector < logData * > * logs)
{
// for each population
for (int i = 0; i < selectedPops.size(); ++i) {
QSharedPointer <population> pop = selectedPops[i];
// for each analog output port
for (int j = 0; j < pop->neuronType->component->AnalogPortList.size(); ++j) {
AnalogPort * port = pop->neuronType->component->AnalogPortList[j];
// if send port
if (port->mode == AnalogSendPort) {
// construct log name! This should be replaced by XML data from the log
QString possibleLogName = pop->name + "_" + port->name + "_log.bin";
possibleLogName.replace(" ", "_");
// check each log in turn
for (int k = 0; k < logs->size(); ++k) {
if ((*logs)[k]->logName == possibleLogName) {
this->popLogs[i] = (*logs)[k];
}
}
}
}
}
}
void glConnectionWidget::updateLogDataTime(int index)
{
newLogTime = index;
}
void glConnectionWidget::updateLogData()
{
if (newLogTime == currentLogTime)
return;
currentLogTime = newLogTime;
// fetch data from logs
for (int i = 0; i < popLogs.size(); ++i) {
// skip where there is no log
if (popLogs[i] == NULL)
continue;
// get a row
QVector < double > logValues = popLogs[i]->getRow(currentLogTime);
// data not usable
if (logValues.size() == 0)
continue;
if ((int) logValues.size() > selectedPops[i]->numNeurons)
continue;
// resize container
QColor col(0,0,0,255);
popColours[i].resize(selectedPops[i]->numNeurons);
popColours[i].fill(col);
// remap data
for (int j = 0; j < logValues.size(); ++j) {
if (logValues[j] < Q_INFINITY && (popLogs[i]->getMax()-popLogs[i]->getMin()) != 0) {
int val = ((logValues[j]-popLogs[i]->getMin())*255.0)/(popLogs[i]->getMax()-popLogs[i]->getMin());
val *= 3;
// complete the remap in just 4 ternarys
int val3 = val > 511 ? val-512 : 0;
int val2 = val3 > 0 ? 511 : val;
val2 = val2 > 255 ? val2 - 256 : 0;
int val1 = val < 255 ? val : 255;
popColours[i][j] = QColor(val1,val2, val3, 255);
}
}
}
// redraw!
this->repaint();
}
void glConnectionWidget::resizeGL(int, int)
{
// setup the view
this->repaint();
}
void glConnectionWidget::redraw()
{
// refetch layout of current selection
if (selectedObject != NULL) {
if (selectedObject->type == populationObject) {
QString errs;
QSharedPointer <population> currPop = qSharedPointerDynamicCast <population> (selectedObject);
CHECK_CAST(currPop)
currPop->layoutType->locations.clear();
currPop->layoutType->generateLayout(currPop->numNeurons,&currPop->layoutType->locations,errs);
}
}
this->repaint();
}
void glConnectionWidget::redraw(int)
{
// we haven't updated the underlying data yet - but we want to show spinbox changes
// get spinbox ptrs:
QObject * temp = (QObject *) sender()->property("xptr").value<void *>();
QSpinBox * xSpin = qobject_cast<QSpinBox *> (temp);
CHECK_CAST(xSpin)
temp = (QObject *) sender()->property("yptr").value<void *>();
QSpinBox * ySpin = qobject_cast<QSpinBox *> (temp);
CHECK_CAST(ySpin)
temp = (QObject *) sender()->property("zptr").value<void *>();
QSpinBox * zSpin = qobject_cast<QSpinBox *> (temp);
CHECK_CAST(zSpin)
loc3Offset.x = xSpin->value();
loc3Offset.y = ySpin->value();
loc3Offset.z = zSpin->value();
this->repaint();
}
void glConnectionWidget::allowRepaint()
{
this->repaintAllowed = true;
}
void glConnectionWidget::paintEvent(QPaintEvent * /*event*/)
{
// avoid repainting too fast
if (this->repaintAllowed == false) {
return;
} else {
this->repaintAllowed = false;
QTimer * timer = new QTimer(this);
timer->setSingleShot(true);
connect(timer, SIGNAL(timeout()), this, SLOT(allowRepaint()));
timer->start(5);
}
// don't try and repaint a hidden widget!
if (!this->isVisible()) {
return;
}
// get rid of old stuff
if (imageSaveMode) {
QColor qtCol = QColor::fromRgbF(1.0,1.0,1.0,0.0);
qglClearColor(qtCol);
} else {
QColor qtCol = QColor::fromCmykF(0.5, 0.5, 0.5, 0.0);
qglClearColor(qtCol.light());
}
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// setup
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_POLYGON_SMOOTH);
glEnable(GL_LINE_SMOOTH);
glEnable(GL_DEPTH_TEST);
glShadeModel(GL_SMOOTH);
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_LIGHT0);
GLfloat pos0[4] = {-1,-1, 10,0};
glLightfv(GL_LIGHT0, GL_POSITION, pos0);
// setup the view
this->setupView();
glLoadIdentity();
// work out scaling for line widths:
float lineScaleFactor;
if (imageSaveMode) {
float maxLen;
maxLen = imageSaveHeight > imageSaveWidth ? imageSaveHeight : imageSaveWidth;
lineScaleFactor = (1.0/1000.0*maxLen);
} else {
lineScaleFactor = 1.0;
}
// add some neurons!
// fetch quality setting
QSettings settings;
int quality = settings.value("glOptions/detail", 5).toInt();
glPushMatrix();
glTranslatef(0,0,-5.0);
// if previewing a layout then override normal drawing
if (locations.size() > 0) {
for (int i = 0; i < locations[0].size(); ++i) {
glPushMatrix();
glTranslatef(locations[0][i].x, locations[0][i].y, locations[0][i].z);
// draw with a level of detail dependant on the number on neurons we must draw
int LoD = round(250.0f/float(locations[0].size())*pow(2,float(quality)));
// put some bounds on
if (LoD < 4) {
LoD = 4;
}
if (LoD > 32) {
LoD = 32;
}
this->drawNeuron(0.5, LoD, LoD, QColor(100,100,100,255));
glPopMatrix();
}
glPopMatrix();
// need this as no painter!
swapBuffers();
return;
}
// draw with a level of detail dependant on the number on neurons we must draw
// sum neurons across all pops we'll draw
int totalNeurons = 0;
for (int locNum = 0; locNum < selectedPops.size(); ++locNum) {
totalNeurons += selectedPops[locNum]->layoutType->locations.size();
}
int LoD = round(250.0f/float(totalNeurons)*pow(2,float(quality)));
// normal drawing
for (int locNum = 0; locNum < selectedPops.size(); ++locNum) {
QSharedPointer <population> currPop = selectedPops[locNum];
for (int i = 0; i < currPop->layoutType->locations.size(); ++i) {
glPushMatrix();
glTranslatef(currPop->layoutType->locations[i].x, currPop->layoutType->locations[i].y, currPop->layoutType->locations[i].z);
// if currently selected
if (currPop == selectedObject) {
// move to pop location denoted by the spinboxes for x, y, z
glTranslatef(loc3Offset.x, loc3Offset.y,loc3Offset.z);
} else {
glTranslatef(currPop->loc3.x, currPop->loc3.y,currPop->loc3.z);
}
// draw with a level of detail dependant on the number on neurons we must draw
// put some bounds on
if (LoD < 4) {
LoD = 4;
}
if (LoD > 32) {
LoD = 32;
}
if (imageSaveMode) {
LoD = 64;
}
// check we haven't broken stuff
if (popColours[locNum].size() > currPop->layoutType->locations.size()) {
popColours[locNum].clear();
popLogs[locNum] = NULL;
}
if (popColours[locNum].size() > 0) {
this->drawNeuron(0.5, LoD, LoD, popColours[locNum][i]);
} else {
this->drawNeuron(0.5, LoD, LoD, QColor(100 + 0.5*currPop->colour.red(),
100 + 0.5*currPop->colour.green(),
100 + 0.5*currPop->colour.blue(),255));
}
glPopMatrix();
}
}
// draw synapses
for (int targNum = 0; targNum < this->selectedConns.size(); ++targNum) {
// draw the connections:
glDisable(GL_LIGHTING);
glEnable(GL_DEPTH_TEST);
QSharedPointer <population> src;
QSharedPointer <population> dst;
connection * conn;
QSharedPointer<ComponentInstance> wu;
if (selectedConns[targNum]->type == synapseObject) {
QSharedPointer <synapse> currTarg = qSharedPointerDynamicCast <synapse> (selectedConns[targNum]);
CHECK_CAST(currTarg)
conn = currTarg->connectionType;
src = currTarg->proj->source;
dst = currTarg->proj->destination;
// Get access to weights, too. For ComponentInstance, see
// CL_classes.h. A ComponentInstance contains a
// ParameterInstance, which should contain the weight
// data.
wu = currTarg->weightUpdateCmpt;
} else {
QSharedPointer<genericInput> currIn = qSharedPointerDynamicCast<genericInput> (selectedConns[targNum]);
CHECK_CAST(currIn)
conn = currIn->conn;
src = qSharedPointerDynamicCast <population> (currIn->source);
CHECK_CAST(src)
dst = qSharedPointerDynamicCast <population> (currIn->destination);
CHECK_CAST(dst)
}
float srcX;
float srcY;
float srcZ;
// big offsets for src
if (src == selectedObject) {
srcX = this->loc3Offset.x;
srcY = this->loc3Offset.y;
srcZ = this->loc3Offset.z;
} else {
srcX = src->loc3.x;
srcY = src->loc3.y;
srcZ = src->loc3.z;
}
float dstX;
float dstY;
float dstZ;
// big offsets for dst
if (dst == selectedObject) {
dstX = this->loc3Offset.x;
dstY = this->loc3Offset.y;
dstZ = this->loc3Offset.z;
} else {
dstX = dst->loc3.x;
dstY = dst->loc3.y;
dstZ = dst->loc3.z;
}
// check we have the current version of the connectivity
if (conn->type == CSV) {
csv_connection * csv_conn = dynamic_cast<csv_connection *> (conn);
CHECK_CAST(csv_conn)
if (csv_conn->generator) {
pythonscript_connection * pyConn = dynamic_cast<pythonscript_connection *> (csv_conn->generator);
CHECK_CAST(pyConn)
if (pyConn->changed()) {
pyConn->regenerateConnections();
// fetch connections back here:
connections[targNum].clear();
csv_conn->getAllData(connections[targNum]);
}
}
}
if (conn->type == CSV || conn->type == Python) {
if (!src->isVisualised && !dst->isVisualised) {
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
continue;
}
connGenerationMutex->lock();
// Only render a few thousand of the black connections lines max
int inc = 1;
int connectionsToSkip = 1000; // FIXME: Make this a UI parameter
if (connections[targNum].size() > connectionsToSkip) {
// Compute inc based on number of connections:
inc = (int) connections[targNum].size()/connectionsToSkip;
}
for (int i = 0; i < connections[targNum].size(); i+=inc) {
if (connections[targNum][i].src < src->layoutType->locations.size()
&& connections[targNum][i].dst < dst->layoutType->locations.size()) {
glLineWidth(2.0*lineScaleFactor);
glColor4f(0.0f, 0.0f, 0.0f, 0.3f);
// draw in
glBegin(GL_TRIANGLES);
if (src->isVisualised && dst->isVisualised) {
glVertex3f(src->layoutType->locations[connections[targNum][i].src].x+srcX,
src->layoutType->locations[connections[targNum][i].src].y+srcY,
src->layoutType->locations[connections[targNum][i].src].z+srcZ);
glVertex3f(dst->layoutType->locations[connections[targNum][i].dst].x+dstX,
dst->layoutType->locations[connections[targNum][i].dst].y+dstY,
dst->layoutType->locations[connections[targNum][i].dst].z+dstZ);
glVertex3f(dst->layoutType->locations[connections[targNum][i].dst].x+dstX,
dst->layoutType->locations[connections[targNum][i].dst].y+dstY,
dst->layoutType->locations[connections[targNum][i].dst].z+dstZ+0.05);
}
if (src->isVisualised && !dst->isVisualised) {
glVertex3f(src->layoutType->locations[connections[targNum][i].src].x,
src->layoutType->locations[connections[targNum][i].src].y,
src->layoutType->locations[connections[targNum][i].src].z);
glVertex3f(dstX, dstY, dstZ);
glVertex3f(dstX, dstY, dstZ+0.01);
}
if (!src->isVisualised && dst->isVisualised) {
glVertex3f(src->loc3.x, src->loc3.y, src->loc3.z);
glVertex3f(dst->layoutType->locations[connections[targNum][i].dst].x,
dst->layoutType->locations[connections[targNum][i].dst].y,
dst->layoutType->locations[connections[targNum][i].dst].z);
glVertex3f(dst->layoutType->locations[connections[targNum][i].dst].x,
dst->layoutType->locations[connections[targNum][i].dst].y,
dst->layoutType->locations[connections[targNum][i].dst].z+0.01);
}
glEnd();
} else {
// ERR - CONNECTION INDEX OUT OF RANGE
}
}
// draw selected connections on top
glDisable(GL_DEPTH_TEST);
if (selectedConns[targNum] == selectedObject) {
ParameterInstance* theweights = (ParameterInstance*)0;
if (selectedConns[targNum]->type == synapseObject) {
// Then get the weights from the synapseObject's
// weightUpdateCmpt. Returns non-null pointer if
// ComponentInstance is a weight update (tag is
// LL:WeightUpdate or just WeightUpdate), and has
// a Property. Most weight updates have single
// property, but if >1 choose the one called "w"
theweights = wu->getWeightsParameter();
}
// If we have weights, then we have to find the max and min weights for the connection
double maxweight = std::numeric_limits<double>::min();
double minweight = std::numeric_limits<double>::max();
double m = 0;
double c = 0;
if (theweights != (ParameterInstance*)0) {
//DBG() << "Redetermining minweight/maxweight...";
#pragma omp parallel for
for (int i = 0; i < connections[targNum].size(); ++i) {
if (connections[targNum][i].src < src->layoutType->locations.size()
&& connections[targNum][i].dst < dst->layoutType->locations.size()) {
if (((int) connections[targNum][i].src == selectedIndex && selectedType == 1)
|| ((int) connections[targNum][i].dst == selectedIndex && selectedType == 2)) {
if (theweights != (ParameterInstance*)0 && i < theweights->value.size()) {
double myweight = theweights->value[i];
if (myweight > maxweight) {
//DBG() << "Setting maxweight to " << myweight;
maxweight = myweight;
}
if (myweight < minweight) {
//DBG() << "Setting minweight to " << myweight;
minweight = myweight;
}
}
}
}
}
// Compute a linear scaling from minweight to maxweight
double rise = 1.0;
double run = maxweight - minweight;
m = rise/run;
c = 1.0 - m * maxweight;
//DBG() << "minweight: " << minweight << " maxweight: " << maxweight << " m: " << m << " c: " << c;
}
for (int i = 0; i < connections[targNum].size(); ++i) {
if (connections[targNum][i].src < src->layoutType->locations.size()
&& connections[targNum][i].dst < dst->layoutType->locations.size()) {
// Default line width/colour
glLineWidth(1.0*lineScaleFactor);
glColor4f(0.0f, 0.0f, 0.0f, 0.1f);
// find if selected
bool isSelected = false;
for (int j = 0; j < (int) selection.count(); ++j) {
if (i == (int)selection[j].row()) {
glLineWidth(2.0f*lineScaleFactor);
glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
isSelected = true;
break;
}
if (connections[targNum][i].src == connections[targNum][selection[j].row()].src && selection[j].column() == 0) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 1.0f, 0.0f, 0.8f);
isSelected = true;
}
if (connections[targNum][i].dst == connections[targNum][selection[j].row()].dst && selection[j].column() == 1) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 1.0f, 0.0f, 0.8f);
isSelected = true;
}
}
float normweight = 1.0f;
// This selects the colour of the connections between neural populations in Python/CSV
if (((int) connections[targNum][i].src == selectedIndex && selectedType == 1)
|| ((int) connections[targNum][i].dst == selectedIndex && selectedType == 2)) {
if (theweights != (ParameterInstance*)0) {
//DBG() << "i=" << i << " and theweights->value.size()=" << theweights->value.size();
if (i < theweights->value.size()) {
double myweight = theweights->value[i];
//DBG() << "Weight for this connection line is " << myweight << " m is " << m << " and c is " << c;
normweight = static_cast<float>(m * myweight + c);
//DBG() << "normalised weight is " << normweight;
}
}
glLineWidth(1.5f*lineScaleFactor);
// Scale colour on the weight. Perhaps use
// two colour maps depending on whether
// the minimum weight was >=0 or <0? NB:
// Be sure to set the colour in the next
// call to drawNeuron()...
glColor4f(normweight, 0.0f, 1.0f-normweight, 1.0f); // Blue to Red. Or blue to yellow?
isSelected = true;
}
if (isSelected) {
// Determine starting and final locations of connection lines
float strtX = 0.0f, strtY = 0.0f, strtZ = 0.0f;
float finX = 0.0f, finY = 0.0f, finZ = 0.0f;
if (src->isVisualised && dst->isVisualised) {
strtX = src->layoutType->locations[connections[targNum][i].src].x+srcX;
strtY = src->layoutType->locations[connections[targNum][i].src].y+srcY;
strtZ = src->layoutType->locations[connections[targNum][i].src].z+srcZ;
finX = dst->layoutType->locations[connections[targNum][i].dst].x+dstX;
finY = dst->layoutType->locations[connections[targNum][i].dst].y+dstY;
finZ = dst->layoutType->locations[connections[targNum][i].dst].z+dstZ;
} else if (src->isVisualised && !dst->isVisualised) {
strtX = src->layoutType->locations[connections[targNum][i].src].x;
strtY = src->layoutType->locations[connections[targNum][i].src].y;
strtZ = src->layoutType->locations[connections[targNum][i].src].z;
finX = dstX;
finY = dstY;
finZ = dstZ;
} else if (!src->isVisualised && dst->isVisualised) {
strtX = src->loc3.x;
strtY = src->loc3.y;
strtZ = src->loc3.z;
finX = dst->layoutType->locations[connections[targNum][i].dst].x;
finY = dst->layoutType->locations[connections[targNum][i].dst].y;
finZ = dst->layoutType->locations[connections[targNum][i].dst].z;
}
// draw in
glBegin(GL_LINES);
glVertex3f (strtX, strtY, strtZ);
glVertex3f (finX, finY, finZ);
glEnd();
// Also draw spheres at end of lines to help identify weight map better
// Want to translate to finX, finY, finZ then draw the sphere...
glPushMatrix();
// if source:
if (selectedType == 1) {
glTranslatef (finX, finY, finZ);
} else if (selectedType == 2) {
glTranslatef (strtX, strtY, strtZ);
}
this->drawNeuron (0.5, LoD, LoD, QColor(int(255 * (normweight)),
0,
int(255 * (1.0f-normweight)), 155)); // Not fully opaque
glPopMatrix();
}
} else {
// ERR - CONNECTION INDEX OUT OF RANGE
}
}
}
glEnable(GL_DEPTH_TEST);
connGenerationMutex->unlock();
}
if (conn->type == OnetoOne) {
if (src->numNeurons == dst->numNeurons) {
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) {
for (int i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.8f);
// draw in
glBegin(GL_LINES);
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dst->layoutType->locations[i].x+dstX, dst->layoutType->locations[i].y+dstY, dst->layoutType->locations[i].z+dstZ);
glEnd();
}
}
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() == 0) {
for (int i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.8f);
// draw in
glBegin(GL_LINES);
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dstX, dstY, dstZ);
glEnd();
}
}
if (src->layoutType->locations.size() == 0 && dst->layoutType->locations.size() > 0) {
for (int i = 0; i < dst->layoutType->locations.size(); ++i) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.8f);
// draw in
glBegin(GL_LINES);
glVertex3f(srcX, srcY, srcZ);
glVertex3f(dst->layoutType->locations[i].x+dst->loc3.x, dst->layoutType->locations[i].y+dst->loc3.y, dst->layoutType->locations[i].z+dst->loc3.z);
glEnd();
}
}
}
}
if (conn->type == AlltoAll) {
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) {
for (int i = 0; i < src->layoutType->locations.size(); ++i) {
for (int j = 0; j < dst->layoutType->locations.size(); ++j) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.2f);
// draw in
glBegin(GL_LINES);
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dst->layoutType->locations[j].x+dstX, dst->layoutType->locations[j].y+dstY, dst->layoutType->locations[j].z+dstZ);
glEnd();
}
}
}
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() == 0) {
for (int i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.2f);
// draw in
glBegin(GL_LINES);
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dstX, dstY, dstZ);
glEnd();
}
}
if (src->layoutType->locations.size() == 0 && dst->layoutType->locations.size() > 0) {
for (int j = 0; j < dst->layoutType->locations.size(); ++j) {
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.2f);
// draw in
glBegin(GL_LINES);
glVertex3f(srcX, srcY, srcZ);
glVertex3f(dst->layoutType->locations[j].x+dstX, dst->layoutType->locations[j].y+dstY, dst->layoutType->locations[j].z+dstZ);
glEnd();
}
}
}
if (conn->type == FixedProb) {
fixedProb_connection * fpConn = dynamic_cast <fixedProb_connection *> (conn);
CHECK_CAST(fpConn)
random.setSeed(fpConn->seed);
prob = fpConn->p;
// generate a list of projections to highlight
QVector < loc > redrawLocs;
for (int i = 0; i < src->layoutType->locations.size(); ++i) {
for (int j = 0; j < dst->layoutType->locations.size(); ++j) {
if (random.value() < this->prob) {
glLineWidth(1.0f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 0.0f, 0.1f);
if (((int) i == selectedIndex && selectedType == 1) \
|| ((int) j == selectedIndex && selectedType == 2))
{
// store for redraw of selected connections
loc pstart;
loc pend;
if ((src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) \
|| (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() == 0)) {
pstart.x = src->layoutType->locations[i].x+srcX;
pstart.y = src->layoutType->locations[i].y+srcY;
pstart.z = src->layoutType->locations[i].z+srcZ;
}
if (src->layoutType->locations.size() == 0 && dst->layoutType->locations.size() > 0) {
pstart.x = srcX;
pstart.y = srcY;
pstart.z = srcZ;
}
if ((src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) \
|| (src->layoutType->locations.size() == 0 && dst->layoutType->locations.size() > 0)) {
pend.x = dst->layoutType->locations[j].x+dstX;
pend.y = dst->layoutType->locations[j].y+dstY;
pend.z = dst->layoutType->locations[j].z+dstZ;
}
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() == 0) {
pend.x = dstX;
pend.y = dstY;
pend.z = dstZ;
}
redrawLocs.push_back(pstart);
redrawLocs.push_back(pend);
}
else
{
// draw in
glBegin(GL_LINES);
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) {
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dst->layoutType->locations[j].x+dstX, dst->layoutType->locations[j].y+dstY, dst->layoutType->locations[j].z+dstZ);
}
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() == 0) {
glVertex3f(src->layoutType->locations[i].x+srcX, src->layoutType->locations[i].y+srcY, src->layoutType->locations[i].z+srcZ);
glVertex3f(dstX, dstY, dstZ);
}
if (src->layoutType->locations.size() == 0 && dst->layoutType->locations.size() > 0) {
glVertex3f(srcX, srcY, srcZ);
glVertex3f(dst->layoutType->locations[j].x+dstX, dst->layoutType->locations[j].y+dstY, dst->layoutType->locations[j].z+dstZ);
}
glEnd();
}
}
}
}
// redraw selected (over the top of everything else so no depth test):
glDisable(GL_DEPTH_TEST);
for (int i=0; i < redrawLocs.size(); i+=2) {
// redraw
glLineWidth(1.5f*lineScaleFactor);
glColor4f(0.0f, 0.0f, 1.0f, 0.8f);
glBegin(GL_LINES);
glVertex3f(redrawLocs[i].x, redrawLocs[i].y,redrawLocs[i].z);
glVertex3f(redrawLocs[i+1].x, redrawLocs[i+1].y,redrawLocs[i+1].z);
glEnd();
}
}
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
}
glDisable(GL_BLEND);
glDisable(GL_POLYGON_SMOOTH);
glDisable(GL_LINE_SMOOTH);
glDisable(GL_DEPTH_TEST);
glShadeModel(GL_FLAT);
glDisable(GL_LIGHTING);
glDisable(GL_COLOR_MATERIAL);
glMatrixMode(GL_MODELVIEW);
if (popIndicesShown) {
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
QPen pen = painter.pen();
QPen oldPen = pen;
pen.setColor(QColor(0,0,0,255));
painter.setPen(pen);
float zoomVal = zoomFactor;
if (zoomVal < 0.3f)
zoomVal = 0.3f;
// draw text
for (int locNum = 0; locNum < selectedPops.size(); ++locNum) {
QSharedPointer <population> currPop = selectedPops[locNum];
for (int i = 0; i < currPop->layoutType->locations.size(); ++i) {
glPushMatrix();
glTranslatef(currPop->layoutType->locations[i].x, currPop->layoutType->locations[i].y, currPop->layoutType->locations[i].z);
// if currently selected
if (currPop == selectedObject) {
// move to pop location denoted by the spinboxes for x, y, z
glTranslatef(loc3Offset.x, loc3Offset.y,loc3Offset.z);
} else {
glTranslatef(currPop->loc3.x, currPop->loc3.y,currPop->loc3.z);
}
// print up text:
GLdouble modelviewMatrix[16];
GLdouble projectionMatrix[16];
GLint viewPort[4];
GLdouble winX;
GLdouble winY;
GLdouble winZ;
glGetIntegerv(GL_VIEWPORT, viewPort);
glGetDoublev(GL_MODELVIEW_MATRIX, modelviewMatrix);
glGetDoublev(GL_PROJECTION_MATRIX, projectionMatrix);
gluProject(0, 0, 0, modelviewMatrix, projectionMatrix, viewPort, &winX, &winY, &winZ);
winX /= RETINA_SUPPORT;
winY /= RETINA_SUPPORT;
if (orthoView) {
winX += this->width()/4.0;
winY -= this->height()/4.0;
}
if (imageSaveMode) {
//painter.drawText(QRect(winX-(1.0-winZ)*220-20,imageSaveHeight-winY-(1.0-winZ)*220-10,40,20),QString::number(float(i)));
} else {
if (orthoView) {
painter.drawText(QRect(winX-(1.0-winZ)*220-10.0/zoomVal-10,this->height()-winY-(1.0-winZ)*220-10.0/zoomVal-10,40,20),QString::number(float(i)));
} else {
painter.drawText(QRect(winX-(1.0-winZ)*300-10.0/zoomVal,this->height()-winY-(1.0-winZ)*300-10.0/zoomVal,40,20),QString::number(float(i)));
//painter.drawText(QRect(winX-(1.0-winZ)*600,this->height()-winY-(1.0-winZ)*600,40,20),QString::number(float(i)));
//painter.drawText(QRect((winX-(1.0-winZ)*220-20),this->height()-(winY-(1.0-winZ)*220+50),40,20),QString::number(float(i)));
}
}
glPopMatrix();
}
}
painter.setPen(oldPen);
painter.end();
} else {
// if the painter isn't there this doesn't get called!
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
painter.end();
}
glPopMatrix();
}
void glConnectionWidget::drawNeuron(GLfloat r, int rings, int segments, QColor col)
{
// draw a sphere to represent a neuron
for (int i = 0; i <= rings; i++) {
double rings0 = M_PI * (-0.5 + (double) (i - 1) / rings);
double z0 = sin(rings0);
double zr0 = cos(rings0);
double rings1 = M_PI * (-0.5 + (double) i / rings);
double z1 = sin(rings1);
double zr1 = cos(rings1);
glBegin(GL_QUAD_STRIP);
for (int j = 0; j <= segments; j++) {
double segment = 2 * M_PI * (double) (j - 1) / segments;
double x = cos(segment);
double y = sin(segment);
glNormal3f(x * zr0, y * zr0, z0);
glColor4f(col.redF(), col.greenF(), col.blueF(), col.alphaF());
glVertex3f(x * zr0*r, y * zr0*r, z0*r);
glNormal3f(x * zr1, y * zr1, z1);
glColor4f(col.redF(), col.greenF(), col.blueF(), col.alphaF());
glVertex3f(x * zr1*r, y * zr1*r, z1*r);
}
glEnd();
}
}
void glConnectionWidget::setupView()
{
int width;
int height;
if (imageSaveMode) {
width = imageSaveWidth;
height = imageSaveHeight;
} else {
width = this->width()*RETINA_SUPPORT;
height = this->height()*RETINA_SUPPORT;
}
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
// move view