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glconnectionwidget.cpp
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glconnectionwidget.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 Alex Cope, Paul Richmond **
** **
** 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 "glconnectionwidget.h"
#include "connectionmodel.h"
#include "systemmodel.h"
#ifdef Q_OS_MAC
#include "glu.h"
#else
#include "GL/glu.h"
#endif
#include "generate_dialog.h"
#include "mainwindow.h"
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
#define RETINA_SUPPORT 1.0
#else
#ifdef Q_OS_MAC
#define RETINA_SUPPORT this->windowHandle()->devicePixelRatio()
#else
#define RETINA_SUPPORT 1.0
#endif
#endif
glConnectionWidget::glConnectionWidget(rootData * data, QWidget *parent) : QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
{
model = (QAbstractTableModel *)0;
pos = QPointF(0,0);
zoomFactor = 1.0;
this->data = data;
selectedObject = NULL;
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;
}
void glConnectionWidget::initializeGL()
{
glEnable(GL_MULTISAMPLE);
}
void glConnectionWidget::toggleOrthoView(bool toggle) {
orthoView = toggle;
this->repaint();
}
void glConnectionWidget::clear() {
selectedObject = NULL;
selectedPops.clear();
popColours.clear();
popLogs.clear();
selectedConns.clear();
connections.clear();
selectedIndex = 0;
selectedType = 1;
model = (QAbstractTableModel *)0;
}
void glConnectionWidget::addLogs(QVector < logData * > * logs) {
// for each population
for (uint i = 0; i < selectedPops.size(); ++i) {
population * pop = selectedPops[i];
// for each analog output port
for (uint 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)
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 (uint i = 0; i < popLogs.size(); ++i) {
// skip where there is no log
if (popLogs[i] == NULL)
continue;
// get a row
vector < 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, col);
// remap data
for (uint 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());
//qDebug() << val << logValues[j] << popLogs[i]->getMin() << popLogs[i]->getMax();
//popColours[i][j] = QColor(val,val-256, val-512, 255);
popColours[i][j] = QColor(val,val, val, 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;
population * currPop = ((population *) selectedObject);
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:
QSpinBox * xSpin = (QSpinBox *) sender()->property("xptr").value<void *>();
QSpinBox * ySpin = (QSpinBox *) sender()->property("yptr").value<void *>();
QSpinBox * zSpin = (QSpinBox *) sender()->property("zptr").value<void *>();
loc3Offset.x = xSpin->value();
loc3Offset.y = ySpin->value();
loc3Offset.z = zSpin->value();
this->repaint();
}
void glConnectionWidget::paintEvent(QPaintEvent * /*event*/ )
{
// 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);
glClearColor(0.0,0.0,0.0,1.0);
// 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);
/*glEnable(GL_LIGHT1);
GLfloat pos1[4] = {0,0,-1,0};
glLightfv(GL_LIGHT1, GL_POSITION, pos1);*/
// 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 (unsigned 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;
}
// normal drawing
for (uint locNum = 0; locNum < selectedPops.size(); ++locNum) {
population * currPop = selectedPops[locNum];
for (unsigned 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
int LoD = round(250.0f/float(currPop->layoutType->locations.size())*pow(2,float(quality)));
// 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 (uint targNum = 0; targNum < this->selectedConns.size(); ++targNum) {
// draw the connections:
glDisable(GL_LIGHTING);
glDisable(GL_DEPTH_TEST);
//qDebug() << "Doing conns!";
//Synapse * currTarg = selectedConns[targNum];
population * src;
population * dst;
connection * conn;
if (selectedConns[targNum]->type == synapseObject) {
synapse * currTarg = (synapse *) selectedConns[targNum];
conn = currTarg->connectionType;
src = currTarg->proj->source;
dst = currTarg->proj->destination;
} else {
genericInput * currIn = (genericInput *) selectedConns[targNum];
conn = currIn->connectionType;
src = (population *) currIn->source; // would not be here if this was not true
dst = (population *) currIn->destination;
}
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;
}
if (conn->type == CSV || conn->type == DistanceBased || conn->type == Kernel) {
if (!src->isVisualised && !dst->isVisualised) {
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
continue;
}
connGenerationMutex->lock();
for (uint i = 0; i < connections[targNum].size(); ++i) {
if (connections[targNum][i].src < src->layoutType->locations.size() && connections[targNum][i].dst < dst->layoutType->locations.size()) {
glLineWidth(1.0*lineScaleFactor);
glColor4f(0.0, 0.0, 0.0, 0.1);
// draw in
glBegin(GL_LINES);
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);
}
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);
}
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);
}
glEnd();
} else {
// ERR - CONNECTION INDEX OUT OF RANGE
}
}
// draw selected connections on top
if (selectedConns[targNum] == selectedObject) {
for (uint i = 0; i < connections[targNum].size(); ++i) {
if (connections[targNum][i].src < src->layoutType->locations.size() && connections[targNum][i].dst < dst->layoutType->locations.size()) {
glLineWidth(1.0*lineScaleFactor);
glColor4f(0.0, 0.0, 0.0, 0.1);
// find if selected
bool isSelected = false;
for (uint j = 0; j < (uint) selection.count(); ++j) {
if (i == (uint) selection[j].row())
{
glLineWidth(2.0*lineScaleFactor);
glColor4f(1.0, 0.0, 0.0, 1.0);
isSelected = true;
break;
}
if (connections[targNum][i].src == connections[targNum][selection[j].row()].src && selection[j].column() == 0)
{
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 1.0, 0.0, 0.8);
isSelected = true;
}
if (connections[targNum][i].dst == connections[targNum][selection[j].row()].dst && selection[j].column() == 1)
{
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 1.0, 0.0, 0.8);
isSelected = true;
}
}
if (((int) connections[targNum][i].src == selectedIndex && selectedType == 1) \
|| ((int) connections[targNum][i].dst == selectedIndex && selectedType == 2))
{
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 1.0, 0.0, 1.0);
isSelected = true;
}
if (isSelected) {
// draw in
glBegin(GL_LINES);
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);
}
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);
}
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);
}
glEnd();
}
} else {
// ERR - CONNECTION INDEX OUT OF RANGE
}
}
}
connGenerationMutex->unlock();
}
if (conn->type == OnetoOne) {
if (src->numNeurons == dst->numNeurons) {
if (src->layoutType->locations.size() > 0 && dst->layoutType->locations.size() > 0) {
for (uint i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.8);
// 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 (uint i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.8);
// 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 (uint i = 0; i < dst->layoutType->locations.size(); ++i) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.8);
// 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 (uint i = 0; i < src->layoutType->locations.size(); ++i) {
for (uint j = 0; j < dst->layoutType->locations.size(); ++j) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.2);
// 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 (uint i = 0; i < src->layoutType->locations.size(); ++i) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.2);
// 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 (uint j = 0; j < dst->layoutType->locations.size(); ++j) {
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.2);
// 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) {
random.setSeed(((fixedProb_connection *) conn)->seed);
prob = ((fixedProb_connection *) conn)->p;
// generate a list of projections to highlight
vector < loc > redrawLocs;
for (uint i = 0; i < src->layoutType->locations.size(); ++i) {
for (uint j = 0; j < dst->layoutType->locations.size(); ++j) {
if (random.value() < this->prob) {
glLineWidth(1.0*lineScaleFactor);
glColor4f(0.0, 0.0, 0.0, 0.1);
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:
for (uint i=0; i < redrawLocs.size(); i+=2) {
// redraw
glLineWidth(1.5*lineScaleFactor);
glColor4f(0.0, 0.0, 1.0, 0.8);
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 < 0.3)
zoomVal = 0.3;
// draw text
for (uint locNum = 0; locNum < selectedPops.size(); ++locNum) {
population * currPop = selectedPops[locNum];
for (unsigned 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!
swapBuffers();
}
glPopMatrix();
}
void glConnectionWidget::drawNeuron(GLfloat r, int rings, int segments, QColor col) {
// draw a sphere to represent a neuron
int i, j;
for(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(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
if (!orthoView)
gluPerspective(60.0,((GLfloat)width)/((GLfloat)height), 1.0, 100000.0);
else {
float scale = zoomFactor*10.0;
float aspect = ((GLfloat)height)/((GLfloat)width);
glOrtho(-scale, scale, -scale*aspect, scale*aspect, -100, 100000.0);
}
// preview mode
if (locations.size() > 0) {
loc maxes;
loc mins;
maxes.x = -INFINITY; maxes.y = -INFINITY; maxes.z = -INFINITY;
mins.x = INFINITY; mins.y = INFINITY; mins.z = INFINITY;
for (uint locNum = 0; locNum < locations[0].size(); ++locNum) {
if (locations[0][locNum].x > maxes.x) {
maxes.x = locations[0][locNum].x;
}
if (locations[0][locNum].y > maxes.y) {
maxes.y = locations[0][locNum].y;
}
if (locations[0][locNum].z > maxes.z) {
maxes.z = locations[0][locNum].z;
}
if (locations[0][locNum].x < mins.x) {
mins.x = locations[0][locNum].x;
}
if (locations[0][locNum].y < mins.y) {
mins.y = locations[0][locNum].y;
}
if (locations[0][locNum].z < mins.z) {
mins.z = locations[0][locNum].z;
}
}
// now we have max and min for each direction, calculate a view that takes everything in...
// find the max length of an edge:
loc lengths;
lengths.x = maxes.x - mins.x;
lengths.y = maxes.y - mins.y;
lengths.z = maxes.z - mins.z;
//int maxDir = 0;
float maxLen = lengths.x;
if (lengths.y > maxLen) {maxLen = lengths.y; /*maxDir = 1;*/}
if (lengths.z > maxLen) {maxLen = lengths.z; /*maxDir = 2;*/}
// scale based on max length
glTranslatef(0,0,-maxLen*1.3);
//glTranslatef(pos.x(),pos.y(),0);
// rotate
glRotatef(-45.0f, 1.0f,0.0f,0.0f);
glTranslatef(0.0f,2.5f,2.5f);
glRotatef(45.0f, 0.0f,0.0f,1.0f);
// translate to centre
loc centres;
centres.x = (maxes.x + mins.x) / 2.0f;
centres.y = (maxes.y + mins.y) / 2.0f;
centres.z = (maxes.z + mins.z) / 2.0f;
glTranslatef(-centres.x,-centres.y,-centres.z);
glMatrixMode(GL_MODELVIEW);
return;
}
else if (selectedPops.size() > 0) {
// default to 1st pop
int selIndex = 0;
// find selected object
if (selectedObject == NULL) {
selIndex = 0;
}
else {
for (uint i = 0; i < selectedPops.size(); ++i) {
if (selectedObject == selectedPops[i])
selIndex = i;
}
}
population * currPop = selectedPops[selIndex];
// work out extent of view:
// find max and min vals in each direction:
loc maxes;
loc mins;
maxes.x = -INFINITY; maxes.y = -INFINITY; maxes.z = -INFINITY;
mins.x = INFINITY; mins.y = INFINITY; mins.z = INFINITY;
for (uint locNum = 0; locNum < currPop->layoutType->locations.size(); ++locNum) {
if (currPop->layoutType->locations[locNum].x > maxes.x) {
maxes.x = currPop->layoutType->locations[locNum].x;
}
if (currPop->layoutType->locations[locNum].y > maxes.y) {
maxes.y = currPop->layoutType->locations[locNum].y;
}
if (currPop->layoutType->locations[locNum].z > maxes.z) {
maxes.z = currPop->layoutType->locations[locNum].z;
}
if (currPop->layoutType->locations[locNum].x < mins.x) {
mins.x = currPop->layoutType->locations[locNum].x;
}
if (currPop->layoutType->locations[locNum].y < mins.y) {
mins.y = currPop->layoutType->locations[locNum].y;
}
if (currPop->layoutType->locations[locNum].z < mins.z) {
mins.z = currPop->layoutType->locations[locNum].z;
}
}
// now we have max and min for each direction, calculate a view that takes everything in...
// find the max length of an edge:
loc lengths;
lengths.x = maxes.x - mins.x;
lengths.y = maxes.y - mins.y;
lengths.z = maxes.z - mins.z;
//int maxDir = 0;
float maxLen = lengths.x;
if (lengths.y > maxLen) {maxLen = lengths.y; /*maxDir = 1;*/}
if (lengths.z > maxLen) {maxLen = lengths.z; /*maxDir = 2;*/}
// scale based on max length
glTranslatef(0,0,-maxLen*1.2*zoomFactor);
glTranslatef(pos.x(),pos.y(),0);
// rotate
glRotatef(-45.0f+rot.y(), 1.0f,0.0f,0.0f);
glTranslatef(0.0f,2.5f,2.5f);
glRotatef(45.0f+rot.x(), 0.0f,0.0f,1.0f);
// translate to centre
loc centres;
centres.x = (maxes.x + mins.x) / 2.0f;
centres.y = (maxes.y + mins.y) / 2.0f;
centres.z = (maxes.z + mins.z) / 2.0f;
glTranslatef(-centres.x,-centres.y,-centres.z);
glMatrixMode(GL_MODELVIEW);
return;
}
glTranslatef(0.0f,0.0f,-10.0f*zoomFactor);
glTranslatef(pos.x(),0.0f,0.0f);
glTranslatef(0.0f,pos.y(),0.0f);
glRotatef(-45.0f, 1.0f,0.0f,0.0f);
glRotatef(45.0f, 0.0f,0.0f,1.0f);
glMatrixMode(GL_MODELVIEW);