2 // shared between parent/child fork
4 #include "pluginlv2ui.h"
12 void PluginLV2UI::update_value(int idx, uint32_t bfrsz, uint32_t typ, const void *bfr)
14 if( idx >= config.nb_ports ) return;
15 for( int i=0, sz=config.size(); i<sz; ++i ) {
16 PluginLV2Client_Opt *opt = config[i];
17 if( opt->idx == idx ) {
18 opt->set_value(*(const float*)bfr);
19 updates |= UPDATE_HOST;
24 void PluginLV2UI::write_from_ui(void *the, uint32_t idx,
25 uint32_t bfrsz, uint32_t typ, const void *bfr)
27 ((PluginLV2UI*)the)->update_value(idx, bfrsz, typ, bfr);
30 uint32_t PluginLV2UI::port_index(void* obj, const char* sym)
32 PluginLV2UI *the = (PluginLV2UI*)obj;
33 for( int i=0, sz=the->config.size(); i<sz; ++i ) {
34 PluginLV2Client_Opt *opt = the->config[i];
35 if( !strcmp(sym, opt->sym) ) return opt->idx;
40 void PluginLV2UI::update_control(int idx, uint32_t bfrsz, uint32_t typ, const void *bfr)
42 if( !sinst || idx >= config.nb_ports ) return;
43 suil_instance_port_event(sinst, idx, bfrsz, typ, bfr);
47 uint32_t PluginLV2UI::uri_to_id(LV2_URID_Map_Handle handle, const char *map, const char *uri)
49 return ((PluginLV2UriTable *)handle)->map(uri);
52 LV2_URID PluginLV2UI::uri_table_map(LV2_URID_Map_Handle handle, const char *uri)
54 return ((PluginLV2UriTable *)handle)->map(uri);
57 const char *PluginLV2UI::uri_table_unmap(LV2_URID_Map_Handle handle, LV2_URID urid)
59 return ((PluginLV2UriTable *)handle)->unmap(urid);
62 void PluginLV2UI::lv2ui_instantiate(void *parent)
65 ui_host = suil_host_new(
66 PluginLV2UI::write_from_ui,
67 PluginLV2UI::port_index,
69 // suil_host_set_touch_func(ui_host, cb_touch);
72 features.remove(); // remove terminating zero
73 ui_features = features.size();
74 LV2_Handle lilv_handle = lilv_instance_get_handle(inst);
75 features.append(new Lv2Feature(NS_EXT "instance-access", lilv_handle));
76 const LV2_Descriptor *lilv_desc = lilv_instance_get_descriptor(inst);
77 ext_data = new LV2_Extension_Data_Feature();
78 ext_data->data_access = lilv_desc->extension_data;
79 features.append(new Lv2Feature(LV2_DATA_ACCESS_URI, ext_data));
80 features.append(new Lv2Feature(LV2_UI__parent, parent));
81 features.append(new Lv2Feature(LV2_UI__idleInterface, 0));
82 features.append(new Lv2Feature(LV2_EXTERNAL_UI_URI, &extui_host));
83 features.append(new Lv2Feature(LV2_EXTERNAL_UI_URI__KX__Host, &extui_host));
84 features.append(0); // add new terminating zero
86 const char* bundle_uri = lilv_node_as_uri(lilv_ui_get_bundle_uri(lilv_ui));
87 char* bundle_path = lilv_file_uri_parse(bundle_uri, NULL);
88 const char* binary_uri = lilv_node_as_uri(lilv_ui_get_binary_uri(lilv_ui));
89 char* binary_path = lilv_file_uri_parse(binary_uri, NULL);
90 sinst = suil_instance_new(ui_host, this, ui_type,
91 lilv_node_as_uri(lilv_plugin_get_uri(lilv)),
92 lilv_node_as_uri(lilv_ui_get_uri(lilv_ui)),
93 lilv_node_as_uri(lilv_type),
94 bundle_path, binary_path, features);
96 lilv_free(binary_path);
97 lilv_free(bundle_path);
100 bool PluginLV2UI::lv2ui_resizable()
102 if( !lilv_ui ) return false;
103 const LilvNode* s = lilv_ui_get_uri(lilv_ui);
104 LilvNode *p = lilv_new_uri(world, LV2_CORE__optionalFeature);
105 LilvNode *fs = lilv_new_uri(world, LV2_UI__fixedSize);
106 LilvNode *nrs = lilv_new_uri(world, LV2_UI__noUserResize);
107 LilvNodes *fs_matches = lilv_world_find_nodes(world, s, p, fs);
108 LilvNodes *nrs_matches = lilv_world_find_nodes(world, s, p, nrs);
109 lilv_nodes_free(nrs_matches);
110 lilv_nodes_free(fs_matches);
114 return !fs_matches && !nrs_matches;
117 int PluginLV2UI::update_lv2_input(float *vals, int force)
120 float *ctls = config.ctls;
121 for( int i=0; i<config.size(); ++i ) {
122 int idx = config[i]->idx;
123 float val = vals[idx];
124 if( !force && ctls[idx] == val ) continue;
126 update_control(idx, sizeof(ctls[idx]), 0, &ctls[idx]);
132 void PluginLV2UI::update_lv2_output()
134 int *ports = config.ports;
135 float *ctls = config.ctls;
136 for( int i=0; i<config.nb_ports; ++i ) {
137 if( !(ports[i] & PORTS_UPDATE) ) continue;
138 ports[i] &= ~PORTS_UPDATE;
139 update_control(i, sizeof(ctls[i]), 0, &ctls[i]);
143 void PluginLV2UI::run_lilv(int samples)
145 float ctls[config.nb_ports];
146 for( int i=0; i<config.nb_ports; ++i ) ctls[i] = config.ctls[i];
148 lilv_instance_run(inst, samples);
150 if( worker_iface ) worker_responses();
152 for( int i=0; i<config.nb_ports; ++i ) {
153 if( !(config.ports[i] & PORTS_OUTPUT) ) continue;
154 if( !(config.ports[i] & PORTS_CONTROL) ) continue;
155 if( config.ctls[i] == ctls[i] ) continue;
156 config.ports[i] |= PORTS_UPDATE;
157 updates |= UPDATE_PORTS;
161 void PluginLV2ChildUI::start_gui()
164 update_lv2_input(config.ctls, 1);
165 connect_ports(config, PORTS_CONTROL | PORTS_ATOM);
168 send_host(LV2_SHOW, 0, 0);
172 void PluginLV2UI::update_host()
175 if( running < 0 ) { running = 1; return; }
176 send_host(LV2_UPDATE, config.ctls, sizeof(float)*config.nb_ports);
180 static void lv2ui_extui_host_ui_closed(void *p)
182 PluginLV2UI *ui = (PluginLV2UI *)p;
186 int PluginLV2ChildUI::init_ui(const char *path, int sample_rate)
188 char *title = PluginLV2UI::title;
189 if( load_lv2(path, title) ) return 1;
190 if( init_lv2(config, sample_rate) ) return 1;
192 lilv_uis = lilv_plugin_get_uis(lilv);
194 printf("lv2: lilv_plugin_get_uis(%s) failed\n", path);
198 if( !gui && wgt_type ) {
199 LilvNode *gui_type = lilv_new_uri(world, wgt_type);
200 LILV_FOREACH(uis, i, lilv_uis) {
201 const LilvUI *ui = lilv_uis_get(lilv_uis, i);
202 if( lilv_ui_is_supported(ui, suil_ui_supported, gui_type, &lilv_type)) {
203 extui_host.ui_closed = lv2ui_extui_host_ui_closed;
204 gui = new PluginLV2ChildWgtUI(this);
210 lilv_node_free(gui_type);
212 if( !gui && gtk_type ) {
213 LilvNode *gui_type = lilv_new_uri(world, gtk_type);
214 LILV_FOREACH(uis, i, lilv_uis) {
215 const LilvUI *ui = lilv_uis_get(lilv_uis, i);
216 if( lilv_ui_is_supported(ui, suil_ui_supported, gui_type, &lilv_type)) {
217 gui = new PluginLV2ChildGtkUI(this);
223 lilv_node_free(gui_type);
228 printf("lv2_gui: init_ui failed: %s\n", title);
232 lilv_instance_activate(inst);
236 void PluginLV2ChildUI::reset_gui()
239 if( sinst ) { suil_instance_free(sinst); sinst = 0; }
240 if( ui_host ) { suil_host_free(ui_host); ui_host = 0; }
242 while( features.size() > ui_features ) features.remove_object();
244 send_host(LV2_HIDE, 0, 0);
249 int PluginLV2ChildUI::run_ui()
251 double last_time = 0, fps = 30;
252 int64_t frame_usecs = 1e6 / fps;
263 if( (updates & UPDATE_PORTS) )
265 if( (updates & UPDATE_HOST) )
269 struct timeval tv; gettimeofday(&tv, 0);
270 double t = tv.tv_sec + tv.tv_usec / 1e6;
271 double dt = t - last_time; last_time = t;
272 int64_t usec = frame_usecs - dt*1e6;
273 if( usec < 0 ) usec = 0;
274 if( child_iteration(usec) < 0 )
281 void PluginLV2ChildUI::run_buffer(int shmid)
283 if( !shm_buffer(shmid) ) return;
285 connect_ports(config, PORTS_ALL);
286 run_lilv(shm_bfr->samples);
290 int PluginLV2ChildUI::child_iteration(int64_t usec)
294 ret = read_child(usec);
298 switch( child_token ) {
300 open_bfr_t *open_bfr = (open_bfr_t *)child_data;
301 if( init_ui(open_bfr->path, open_bfr->sample_rate) ) {
302 printf("lv2ui: unable to init: %s\n", open_bfr->path);
307 float *vals = (float *)child_data;
308 update_lv2_input(vals, 1);
311 float *vals = (float *)child_data;
312 update_lv2_input(vals, 0);
321 int shmid = *(int *)child_data;
323 send_parent(LV2_SHMID, 0, 0);
329 if( ret >= 0 && gui )
334 int PluginLV2ChildUI::send_host(int64_t token, const void *data, int bytes)
336 return is_forked() ? send_parent(token, data, bytes) : 0;
339 PluginLV2GUI::PluginLV2GUI(PluginLV2ChildUI *child_ui)
341 this->child_ui = child_ui;
345 PluginLV2GUI::~PluginLV2GUI()
349 PluginLV2ChildGtkUI::PluginLV2ChildGtkUI(PluginLV2ChildUI *child_ui)
350 : PluginLV2GUI(child_ui)
353 gtk_init(&child_ui->ac, &child_ui->av);
356 PluginLV2ChildGtkUI::~PluginLV2ChildGtkUI()
360 void PluginLV2ChildGtkUI::reset_gui()
362 GtkWidget *top_level = (GtkWidget *)this->top_level;
363 if( top_level ) { gtk_widget_destroy(top_level); this->top_level = 0; }
366 static void lilv_gtk_destroy(GtkWidget* widget, gpointer data)
368 PluginLV2ChildGtkUI *gui = (PluginLV2ChildGtkUI*)data;
369 gui->child_ui->hidden = -1;
372 void PluginLV2ChildGtkUI::start_gui()
374 this->top_level = (void *)gtk_window_new(GTK_WINDOW_TOPLEVEL);
375 GtkWidget *top_level = (GtkWidget *)this->top_level;
376 g_signal_connect(top_level, "destroy", G_CALLBACK(lilv_gtk_destroy), this);
377 char *title = child_ui->PluginLV2UI::title;
378 gtk_window_set_title(GTK_WINDOW(top_level), title);
380 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
381 gtk_window_set_role(GTK_WINDOW(top_level), "plugin_ui");
382 gtk_container_add(GTK_CONTAINER(top_level), vbox);
384 GtkWidget *alignment = gtk_alignment_new(0.5, 0.5, 1.0, 1.0);
385 gtk_box_pack_start(GTK_BOX(vbox), alignment, TRUE, TRUE, 0);
386 gtk_widget_show(alignment);
387 child_ui->lv2ui_instantiate(alignment);
388 GtkWidget* widget = (GtkWidget*)suil_instance_get_widget(child_ui->sinst);
389 gtk_container_add(GTK_CONTAINER(alignment), widget);
390 gtk_window_set_resizable(GTK_WINDOW(top_level), child_ui->lv2ui_resizable());
391 gtk_widget_show_all(vbox);
392 gtk_widget_grab_focus(widget);
393 gtk_window_present(GTK_WINDOW(top_level));
396 int PluginLV2ChildGtkUI::handle_child()
398 if( gtk_events_pending() ) {
399 gtk_main_iteration();
404 PluginLV2ChildWgtUI::PluginLV2ChildWgtUI(PluginLV2ChildUI *child_ui)
405 : PluginLV2GUI(child_ui)
409 PluginLV2ChildWgtUI::~PluginLV2ChildWgtUI()
413 void PluginLV2ChildWgtUI::reset_gui()
415 lv2_external_ui *top_level = (lv2_external_ui *)this->top_level;
416 if( top_level ) { LV2_EXTERNAL_UI_HIDE(top_level); this->top_level = 0; }
419 void PluginLV2ChildWgtUI::start_gui()
421 child_ui->lv2ui_instantiate(0);
422 this->top_level = (void *)suil_instance_get_widget(child_ui->sinst);
423 lv2_external_ui *top_level = (lv2_external_ui *)this->top_level;
424 if( top_level ) LV2_EXTERNAL_UI_SHOW(top_level);
427 int PluginLV2ChildWgtUI::handle_child()
429 lv2_external_ui *top_level = (lv2_external_ui *)this->top_level;
431 LV2_EXTERNAL_UI_RUN(top_level);