void GUI::handleUpdate() {
const int interval = _timer->interval(); // in ms
_updateCallback(interval / 1000.f); // in s
// Update the data of the renderer after the update callback has returned
_renderer->updateData();
// Update the label showing the amount of particles
_numParticlesLabel->setText(QString("Number of Particles:\n%1").arg(_renderer->numberOfParticles()));
// Trigger a new rendering
_renderer->updateGL();
}
void State::update(float delta)
{
if (!_updateCallback)
_updateCallback(delta);
}
