int main(int argc, char **argv) {
/*
A QApplication must always be declared at the beginning of the main function in order for Tulip to work.
This must be done before calling tlp::initTulipSoftware()
*/
QApplication app(argc, argv);
/*
Initialize the library, load plugins and set application runtime pathes accordingly to the host
operating system
This method should always be called if you intend to use plugins in your application.
*/
tlp::initTulipSoftware();
// Creates the main widget that will display our graph
GlMainWidget *mainWidget = new GlMainWidget();
// Adds a layer to the scene
GlLayer *mainLayer = mainWidget->getScene()->createLayer("Main");
Coord center1(-1, -1, -1);
Coord center2(1, 1, 1);
Size size(1, 1, 1);
Color whiteOpaque(255, 255, 255, 255);
Color blackOpaque(0, 0, 0, 255);
GlBox *node1 = new GlBox(center1, size, whiteOpaque, blackOpaque);
GlBox *node2 = new GlBox(center2, size, whiteOpaque, blackOpaque);
mainLayer->addGlEntity(node1, "Gl Tutorial 1: Node 1");
mainLayer->addGlEntity(node2, "Gl Tutorial 1: Node 2");
Coord centerBox(0, 0, 0);
Size sizeBox(3.001, 3.001, 3.001);
Color purpleTrans(155, 0, 155, 50);
GlBox *box = new GlBox(centerBox, sizeBox, purpleTrans, blackOpaque);
mainLayer->addGlEntity(box, "Gl Tutorial 2: Box");
// Display the widget
mainWidget->show();
// Flush event loop in order to let paint events pass through in order for the scene to be
// initialized.
QApplication::processEvents();
// Center the camera and draw the graph
mainWidget->centerScene();
mainWidget->draw();
// Adds Zoom and pan navigation to the widget
mainWidget->installEventFilter(new MouseNKeysNavigator);
return app.exec();
}
GlScene *GlMetaNodeRenderer::createScene(Graph *metaGraph) const {
GlScene *scene = new GlScene(new GlCPULODCalculator());
GlLayer *layer = new GlLayer("Main");
scene->addExistingLayer(layer);
GlGraphComposite *graphComposite = new GlGraphComposite(metaGraph, scene);
layer->addGlEntity(graphComposite, "graph");
return scene;
}
void PathHighlighter::addGlEntity(GlScene *scene, GlSimpleEntity *entity, bool deleteOnExit, const string &name) {
string realName = name;
if (realName.compare("") == 0) {
stringstream ss;
ss << getName() << entityId++;
realName = ss.str();
}
if (backupScene)
backupScene->removeListener(this);
backupScene = scene;
backupScene->addListener(this);
GlLayer *layer = getWorkingLayer(backupScene);
entities[realName] = deleteOnExit;
layer->addGlEntity(entity, realName);
}