X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Flv2_plugin_ui.cc;h=6a6870301d366dbaee840372a1f9b698efd96cc2;hb=a4664d68c031c77c5e436fe97a92005b7d2019d8;hp=cbb4677ab0f63834b2292553d10c0113269a6774;hpb=823f44e50a35d75eb7765e74bbbe8908af9a5c1d;p=ardour.git diff --git a/gtk2_ardour/lv2_plugin_ui.cc b/gtk2_ardour/lv2_plugin_ui.cc index cbb4677ab0..6a6870301d 100644 --- a/gtk2_ardour/lv2_plugin_ui.cc +++ b/gtk2_ardour/lv2_plugin_ui.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2008 Paul Davis + Copyright (C) 2008 Paul Davis Author: Dave Robillard This program is free software; you can redistribute it and/or modify @@ -18,68 +18,227 @@ */ -#include -#include +#include "ardour/processor.h" +#include "ardour/lv2_plugin.h" +#include "ardour_ui.h" +#include "gui_thread.h" #include "lv2_plugin_ui.h" using namespace Gtk; using namespace ARDOUR; using namespace PBD; +std::vector g_external_uis; + +void close_external_ui_windows() +{ + struct lv2_external_ui* external_ui_ptr; + + //cout << "close_external_ui_windows" << endl; + + while (!g_external_uis.empty()) { + //cout << "pop" << endl; + external_ui_ptr = g_external_uis.back(); + LV2_EXTERNAL_UI_HIDE(external_ui_ptr); + g_external_uis.pop_back(); + } +} + void -LV2PluginUI::lv2_ui_write(LV2UI_Controller controller, - uint32_t port_index, - uint32_t buffer_size, - uint32_t format, - const void* buffer) +LV2PluginUI::lv2_ui_write( + LV2UI_Controller controller, + uint32_t port_index, + uint32_t /*buffer_size*/, + uint32_t /*format*/, + const void* buffer) { + //cout << "lv2_ui_write" << endl; LV2PluginUI* me = (LV2PluginUI*)controller; - if (*(float*)buffer != me->_values[port_index]) + if (*(float*)buffer != me->_values[port_index]) { + //cout << "set_parameter " << port_index << ":" << *(float*)buffer << endl; me->_lv2->set_parameter(port_index, *(float*)buffer); + } +} + +void LV2PluginUI::on_external_ui_closed(LV2UI_Controller controller) +{ + //cout << "on_external_ui_closed" << endl; + + LV2PluginUI* me = (LV2PluginUI*)controller; + me->_screen_update_connection.disconnect(); + //me->insert->set_gui(0); + + for (std::vector::iterator it = g_external_uis.begin() ; it < g_external_uis.end(); it++) { + if (*it == me->_external_ui_ptr) { + g_external_uis.erase(it); + } + } + + //slv2_ui_instance_get_descriptor(me->_inst)->cleanup(me->_inst); + me->_external_ui_ptr = NULL; } void LV2PluginUI::parameter_changed (uint32_t port_index, float val) { + //cout << "parameter_changed" << endl; if (val != _values[port_index]) { - const LV2UI_Descriptor* ui_desc = slv2_ui_instance_get_descriptor(_inst); - LV2UI_Handle ui_handle = slv2_ui_instance_get_handle(_inst); - if (ui_desc->port_event) - ui_desc->port_event(ui_handle, port_index, 4, 0, &val); - _values[port_index] = val; + parameter_update(port_index, val); + } +} + +void +LV2PluginUI::parameter_update (uint32_t port_index, float val) +{ + if (!_inst) { + return; + } + + const LV2UI_Descriptor* ui_desc = slv2_ui_instance_get_descriptor(_inst); + LV2UI_Handle ui_handle = slv2_ui_instance_get_handle(_inst); + if (ui_desc->port_event) + ui_desc->port_event(ui_handle, port_index, 4, 0, &val); + _values[port_index] = val; +} + +bool +LV2PluginUI::start_updating(GdkEventAny*) +{ + if (!_output_ports.empty()) { + _screen_update_connection.disconnect(); + _screen_update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect + (sigc::mem_fun(*this, &LV2PluginUI::output_update)); } + return false; +} + +bool +LV2PluginUI::stop_updating(GdkEventAny*) +{ + //cout << "stop_updating" << endl; + + if (//!_external_ui_ptr && + !_output_ports.empty()) { + _screen_update_connection.disconnect(); + } + return false; +} + +void +LV2PluginUI::output_update() +{ + //cout << "output_update" << endl; + if (_external_ui_ptr) { + LV2_EXTERNAL_UI_RUN(_external_ui_ptr); + } + + /* FIXME only works with control output ports (which is all we support now anyway) */ + uint32_t nports = _output_ports.size(); + for (uint32_t i = 0; i < nports; ++i) { + uint32_t index = _output_ports[i]; + parameter_changed(index, _lv2->get_parameter(index)); + } + } LV2PluginUI::LV2PluginUI (boost::shared_ptr pi, boost::shared_ptr lv2p) : PlugUIBase (pi) , _lv2(lv2p) + , _inst(NULL) + , _values(NULL) + , _external_ui_ptr(NULL) { + if (!_lv2->is_external_ui()) { + lv2ui_instantiate("gtk2gui"); + } +} + +void +LV2PluginUI::lv2ui_instantiate(const Glib::ustring& title) +{ + LV2_Feature** features; + LV2_Feature** features_src; + LV2_Feature** features_dst; + size_t features_count; + bool is_external_ui; + + is_external_ui = _lv2->is_external_ui(); + + if (is_external_ui) { + _external_ui_host.ui_closed = LV2PluginUI::on_external_ui_closed; + _external_ui_host.plugin_human_id = strdup(title.c_str()); + + _external_ui_feature.URI = LV2_EXTERNAL_UI_URI; + _external_ui_feature.data = &_external_ui_host; + + features_src = features = (LV2_Feature**)_lv2->features(); + features_count = 2; + while (*features++) { + features_count++; + } + + features_dst = features = (LV2_Feature**)malloc(sizeof(LV2_Feature*) * features_count); + features_dst[--features_count] = NULL; + features_dst[--features_count] = &_external_ui_feature; + while (features_count--) { + *features++ = *features_src++; + } + } else { + features_dst = (LV2_Feature**)_lv2->features(); + } + _inst = slv2_ui_instantiate( _lv2->slv2_plugin(), _lv2->slv2_ui(), LV2PluginUI::lv2_ui_write, this, - _lv2->features()); - - GtkWidget* c_widget = (GtkWidget*)slv2_ui_instance_get_widget(_inst); - _gui_widget = Glib::wrap(c_widget); - _gui_widget->show_all(); - pack_start(*_gui_widget, true, true); - - uint32_t num_ports = slv2_plugin_get_num_ports(lv2p->slv2_plugin()); + features_dst); + + if (is_external_ui) { + free(features_dst); + } + + uint32_t num_ports = slv2_plugin_get_num_ports(_lv2->slv2_plugin()); + for (uint32_t i = 0; i < num_ports; ++i) { + if (_lv2->parameter_is_output(i) && _lv2->parameter_is_control(i) && is_update_wanted(i)) { + _output_ports.push_back(i); + } + } + + _external_ui_ptr = NULL; + if (_inst) { + if (!is_external_ui) { + GtkWidget* c_widget = (GtkWidget*)slv2_ui_instance_get_widget(_inst); + _gui_widget = Glib::wrap(c_widget); + _gui_widget->show_all(); + pack_start(*_gui_widget, true, true); + } else { + _external_ui_ptr = (struct lv2_external_ui *)slv2_ui_instance_get_widget(_inst); + g_external_uis.push_back(_external_ui_ptr); + } + } + _values = new float[num_ports]; for (uint32_t i = 0; i < num_ports; ++i) { bool ok; - _values[i] = lv2p->nth_parameter(i, ok); - if (ok) - lv2_ui_write(this, i, 4, /* FIXME: format */0, &_values[i]); + uint32_t port = _lv2->nth_parameter(i, ok); + if (ok) { + _values[port] = _lv2->get_parameter(port); + if (_lv2->parameter_is_control(port) && _lv2->parameter_is_input(port)) { + parameter_update(port, _values[port]); + } + } } - - _lv2->ParameterChanged.connect(mem_fun(*this, &LV2PluginUI::parameter_changed)); + + _lv2->ParameterChanged.connect (parameter_connection, invalidator (*this), ui_bind (&LV2PluginUI::parameter_changed, this, _1, _2), gui_context()); } LV2PluginUI::~LV2PluginUI () { - delete[] _values; - // plugin destructor destroys the GUI + //cout << "LV2PluginUI destructor called" << endl; + + if (_values) { + delete[] _values; + } + // plugin destructor destroys the GTK GUI } int @@ -99,15 +258,66 @@ LV2PluginUI::get_preferred_width () int LV2PluginUI::package (Gtk::Window& win) { - /* forward configure events to plugin window */ - win.signal_configure_event().connect (mem_fun (*this, &LV2PluginUI::configure_handler)); + //cout << "package" << endl; + if (_external_ui_ptr) { + _win_ptr = &win; + } else { + /* forward configure events to plugin window */ + win.signal_configure_event().connect (sigc::mem_fun (*this, &LV2PluginUI::configure_handler)); + win.signal_map_event().connect (sigc::mem_fun (*this, &LV2PluginUI::start_updating)); + win.signal_unmap_event().connect (sigc::mem_fun (*this, &LV2PluginUI::stop_updating)); + } return 0; } bool -LV2PluginUI::configure_handler (GdkEventConfigure* ev) +LV2PluginUI::configure_handler (GdkEventConfigure*) { - cout << "CONFIGURE" << endl; + std::cout << "CONFIGURE" << std::endl; return false; } +bool +LV2PluginUI::is_update_wanted(uint32_t /*index*/) +{ + /* FIXME this should check the port notification properties, which nobody sets now anyway :) */ + return true; +} + +bool +LV2PluginUI::on_window_show(const Glib::ustring& title) +{ + //cout << "on_window_show - " << title << endl; flush(cout); + + if (_lv2->is_external_ui()) { + if (_external_ui_ptr) { + LV2_EXTERNAL_UI_SHOW(_external_ui_ptr); + return false; + } + lv2ui_instantiate(title); + if (!_external_ui_ptr) { + return false; + } + + LV2_EXTERNAL_UI_SHOW(_external_ui_ptr); + _screen_update_connection.disconnect(); + _screen_update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect + (sigc::mem_fun(*this, &LV2PluginUI::output_update)); + return false; + } + + return true; +} + +void +LV2PluginUI::on_window_hide() +{ + //cout << "on_window_hide" << endl; flush(cout); + + if (_external_ui_ptr) { + LV2_EXTERNAL_UI_HIDE(_external_ui_ptr); + //slv2_ui_instance_get_descriptor(_inst)->cleanup(_inst); + //_external_ui_ptr = NULL; + //_screen_update_connection.disconnect(); + } +}