void TransferFunctionEditorWidget::transferFunctionChanged(QImage lookupTable) { update(); emit transferFunctionUpdated(lookupTable); emit updateComposite(); }
void RVolume::initGTK() { _optList.reset(new Gtk::VBox);//The Vbox of options {//Transfer function widget _transferFunction.reset(new magnet::gtk::TransferFunction (magnet::function::MakeDelegate (this, &RVolume::transferFunctionUpdated))); _transferFunction->set_size_request(-1, 100); _optList->add(*_transferFunction); _transferFunction->show(); transferFunctionUpdated(); //Force an update of the transfer function now we have the widget } {//Volume renderer step size _stepSize.reset(new Gtk::Entry); Gtk::HBox* box = manage(new Gtk::HBox); Gtk::Label* label = manage(new Gtk::Label("Raytrace Step Size")); box->pack_start(*label, false, false); label->show(); box->pack_end(*_stepSize, false, false); _stepSize->show(); _stepSize->set_text("0.01"); _optList->add(*box); box->show(); } {//Diffusive lighting Gtk::HBox* box = manage(new Gtk::HBox); Gtk::Label* label = manage(new Gtk::Label("Diffuse Lighting")); box->pack_start(*label, false, false); label->show(); _diffusiveLighting.reset(new Gtk::HScale); box->pack_end(*_diffusiveLighting, true, true); _diffusiveLighting->set_range(0,2); _diffusiveLighting->set_digits(3); _diffusiveLighting->show(); _diffusiveLighting->set_value(1.0); _optList->add(*box); box->show(); } {//Specular lighting Gtk::HBox* box = manage(new Gtk::HBox); Gtk::Label* label = manage(new Gtk::Label("Specular Lighting")); box->pack_start(*label, false, false); label->show(); _specularLighting.reset(new Gtk::HScale); box->pack_end(*_specularLighting, true, true); _specularLighting->set_range(0,2); _specularLighting->set_digits(3); _specularLighting->show(); _specularLighting->set_value(1.0); _optList->add(*box); box->show(); } {//Ray Dithering Gtk::HBox* box = manage(new Gtk::HBox); Gtk::Label* label = manage(new Gtk::Label("Ray Dithering")); box->pack_start(*label, false, false); label->show(); _ditherRay.reset(new Gtk::HScale); box->pack_end(*_ditherRay, true, true); _ditherRay->set_range(0, 1); _ditherRay->set_digits(3); _ditherRay->show(); _ditherRay->set_value(1.0); _optList->add(*box); box->show(); } _optList->show(); //Callbacks _stepSize->signal_changed() .connect(sigc::bind<Gtk::Entry&>(&magnet::Gtk::forceNumericEntry, *_stepSize)); _stepSize->signal_activate().connect(sigc::mem_fun(*this, &RVolume::guiUpdate)); guiUpdate(); }