src/wayland.cpp

   1 #include "wayland.hpp"
   2
   3 //                                                                  _
   4 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___  __      _| |
   5 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \ \ \ /\ / / |
   6 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/  \ V  V /| |
   7 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|   \_/\_/ |_|
   8 //                                 |_|
   9 namespace wl {
  10
  11 //      _ _           _
  12 //   __| (_)___ _ __ | | __ _ _   _
  13 //  / _` | / __| '_ \| |/ _` | | | |
  14 // | (_| | \__ \ |_) | | (_| | |_| |
  15 //  \__,_|_|___/ .__/|_|\__,_|\__, |
  16 //             |_|            |___/
  17 display::display()
  18    : d(std::unique_ptr<struct wl_display,
  19                        std::function<void(struct wl_display *)>>(
  20         wl_display_connect(NULL),
  21         [](struct wl_display *d) {
  22            logdebug("wl::display ~display @ %p", d);
  23            wl_display_disconnect(d);
  24         })),
  25      r(!d ? nullptr : std::make_unique<struct registry>(d.get())) {}
  26
  27 display::~display() {}
  28
  29 bool display::ok() const { return d && wl_display_get_error(d.get()) == 0; }
  30
  31 void display::roundtrip() { wl_display_roundtrip(this->d.get()); }
  32
  33 int display::dispatch() { return wl_display_dispatch(this->d.get()); }
  34
  35 void display::flush() { wl_display_flush(this->d.get()); }
  36
  37 int display::get_fd() const { return wl_display_get_fd(this->d.get()); }
  38
  39 //                 _     _
  40 //  _ __ ___  __ _(_)___| |_ _ __ _   _
  41 // | '__/ _ \/ _` | / __| __| '__| | | |
  42 // | | |  __/ (_| | \__ \ |_| |  | |_| |
  43 // |_|  \___|\__, |_|___/\__|_|   \__, |
  44 //           |___/                |___/
  45 namespace {
  46 void registry_global(void *data, struct wl_registry *r, uint32_t name,
  47                      char const *iface, uint32_t v) {
  48    static_cast<struct registry *>(data)->global(name, iface, v);
  49 }
  50
  51 void registry_global_remove(void *data, struct wl_registry *r, uint32_t name) {
  52    static_cast<struct registry *>(data)->global_remove(name);
  53 }
  54
  55 constexpr struct wl_registry_listener registry_listener = {
  56    registry_global, registry_global_remove};
  57 }
  58
  59 registry::registry(struct wl_display *d)
  60    : wayland_proxy(!d ? nullptr : wl_display_get_registry(d)) {
  61    if (this->proxy)
  62       wl_registry_add_listener(this->proxy, &registry_listener, this);
  63 }
  64
  65 registry::~registry() {
  66    logdebug("wl::registry %s @ %p", __func__, this->proxy);
  67 }
  68
  69 void registry::add_global_handler(char const *iface, binder bind) {
  70    this->bindings[iface] = bind;
  71 }
  72
  73 void registry::global(uint32_t name, char const *iface, uint32_t v) {
  74    auto b = this->bindings.find(iface);
  75    if (b != this->bindings.end())
  76       b->second(this->proxy, name, v);
  77    else
  78       logdebug("wl::registry @ %p global n %u i %s v %u", this->proxy, name,
  79                iface, v);
  80 }
  81
  82 void registry::global_remove(uint32_t name) {}
  83
  84 //              _               _
  85 //   ___  _   _| |_ _ __  _   _| |_
  86 //  / _ \| | | | __| '_ \| | | | __|
  87 // | (_) | |_| | |_| |_) | |_| | |_
  88 //  \___/ \__,_|\__| .__/ \__,_|\__|
  89 //                 |_|
  90 namespace {
  91 void output_geometry(void *data, struct wl_output *wl_output, int32_t x,
  92                      int32_t y, int32_t physical_width, int32_t physical_height,
  93                      int32_t subpixel, const char *make, const char *model,
  94                      int32_t transform) {
  95    static_cast<struct output *>(data)->geometry(
  96       x, y, physical_width, physical_height, subpixel, make, model, transform);
  97 }
  98
  99 void output_mode(void *data, struct wl_output *wl_output, uint32_t flags,
 100                  int32_t width, int32_t height, int32_t refresh) {
 101    static_cast<struct output *>(data)->mode(flags, width, height, refresh);
 102 }
 103
 104 void output_done(void *data, struct wl_output *wl_output) {
 105    static_cast<struct output *>(data)->done();
 106 }
 107
 108 void output_scale(void *data, struct wl_output *wl_output, int32_t factor) {
 109    static_cast<struct output *>(data)->scale(factor);
 110 }
 111
 112 constexpr struct wl_output_listener output_listener = {
 113    output_geometry, output_mode, output_done, output_scale};
 114 }
 115
 116 output::output(struct wl_registry *r, uint32_t name, uint32_t v)
 117    : wayland_proxy(wl_registry_bind(r, name, &wl_output_interface, v)) {
 118    wl_output_add_listener(this->proxy, &output_listener, this);
 119 }
 120
 121 void output::geometry(int32_t x, int32_t y, int32_t pw, int32_t ph,
 122                       int32_t subpel, char const *make, char const *model,
 123                       int32_t tx) {
 124    logdebug(
 125       "wl::output %s @ %p x %i y %i w %i h %i spel %x make %s model %s tx %i",
 126       __func__, this->proxy, x, y, pw, ph, subpel, make, model, tx);
 127 }
 128
 129 void output::mode(uint32_t flags, int32_t w, int32_t h, int32_t r) {
 130    logdebug("wl::output %s @ %p f %x w %i h %i r %i", __func__, this->proxy,
 131             flags, w, h, r);
 132    if (flags & WL_OUTPUT_MODE_CURRENT) {
 133       this->width = w;
 134       this->height = h;
 135       this->refresh = r;
 136    }
 137 }
 138
 139 void output::done() {
 140    logdebug("wl::output %s @ %p done", __func__, this->proxy);
 141 }
 142
 143 void output::scale(int32_t factor) {
 144    logdebug("wl::output %s @ %p f %i", __func__, this->proxy, factor);
 145 }
 146 }
 147
 148 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 149 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
 150 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
 151 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
 152 //                                 |_|
 153 //                   _       _
 154 //   __ _  ___ _ __ (_)_   _(_)
 155 //  / _` |/ _ \ '_ \| \ \ / / |
 156 // | (_| |  __/ | | | |\ V /| |
 157 //  \__, |\___|_| |_|_| \_/ |_|
 158 //  |___/
 159 namespace genivi {
 160
 161 //                  _             _ _
 162 //   ___ ___  _ __ | |_ _ __ ___ | | | ___ _ __
 163 //  / __/ _ \| '_ \| __| '__/ _ \| | |/ _ \ '__|
 164 // | (_| (_) | | | | |_| | | (_) | | |  __/ |
 165 //  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
 166 //
 167 namespace {
 168 void controller_screen(void *data, struct ivi_controller *ivi_controller,
 169                        uint32_t id_screen,
 170                        struct ivi_controller_screen *screen) {
 171    static_cast<struct controller *>(data)->controller_screen(id_screen, screen);
 172 }
 173
 174 void controller_layer(void *data, struct ivi_controller *ivi_controller,
 175                       uint32_t id_layer) {
 176    static_cast<struct controller *>(data)->controller_layer(id_layer);
 177 }
 178
 179 void controller_surface(void *data, struct ivi_controller *ivi_controller,
 180                         uint32_t id_surface) {
 181    static_cast<struct controller *>(data)->controller_surface(id_surface);
 182 }
 183
 184 void controller_error(void *data, struct ivi_controller *ivi_controller,
 185                       int32_t object_id, int32_t object_type,
 186                       int32_t error_code, const char *error_text) {
 187    static_cast<struct controller *>(data)->controller_error(
 188       object_id, object_type, error_code, error_text);
 189 }
 190
 191 constexpr struct ivi_controller_listener listener = {
 192    controller_screen, controller_layer, controller_surface, controller_error};
 193 }
 194
 195 controller::controller(struct wl_registry *r, uint32_t name, uint32_t version)
 196    : wayland_proxy(
 197         wl_registry_bind(r, name, &ivi_controller_interface, version)),
 198      surfaces{},
 199      layers{},
 200      screens{},
 201      pending{},
 202      output_size{} {
 203    ivi_controller_add_listener(this->proxy, &listener, this);
 204 }
 205
 206 controller::~controller() {}
 207
 208 void controller::layer_create(uint32_t id, int32_t w, int32_t h) {
 209    this->layers[id] = std::make_unique<layer>(id, w, h, this);
 210 }
 211
 212 void controller::surface_create(uint32_t id) {
 213    this->surfaces[id] = std::make_unique<surface>(id, this);
 214 }
 215
 216 void controller::controller_screen(uint32_t id,
 217                                    struct ivi_controller_screen *screen) {
 218    logdebug("genivi::controller @ %p screen %u (%x) @ %p", this->proxy, id, id,
 219             screen);
 220    this->screens[id] = std::make_unique<struct screen>(id, this, screen);
 221 }
 222
 223 void controller::controller_layer(uint32_t id) {
 224    logdebug("genivi::controller @ %p layer %u (%x)", this->proxy, id, id);
 225    this->layers[id] = std::make_unique<struct layer>(id, this);
 226 }
 227
 228 void controller::controller_surface(uint32_t id) {
 229    logdebug("genivi::controller @ %p surface %u (%x)", this->proxy, id, id);
 230    this->surfaces[id] = std::make_unique<struct surface>(id, this);
 231 }
 232
 233 void controller::controller_error(int32_t object_id, int32_t object_type,
 234                                   int32_t error_code, const char *error_text) {
 235    logdebug("genivi::controller @ %p error o %i t %i c %i text %s", this->proxy,
 236             object_id, object_type, error_code, error_text);
 237 }
 238
 239 //  _
 240 // | | __ _ _   _  ___ _ __
 241 // | |/ _` | | | |/ _ \ '__|
 242 // | | (_| | |_| |  __/ |
 243 // |_|\__,_|\__, |\___|_|
 244 //          |___/
 245 namespace {
 246 void layer_visibility(void *data,
 247                       struct ivi_controller_layer *ivi_controller_layer,
 248                       int32_t visibility) {
 249    static_cast<struct layer *>(data)->parent->layer_visibility(
 250       static_cast<struct layer *>(data)->id, visibility);
 251 }
 252
 253 void layer_opacity(void *data,
 254                    struct ivi_controller_layer *ivi_controller_layer,
 255                    wl_fixed_t opacity) {
 256    static_cast<struct layer *>(data)->parent->layer_opacity(
 257       static_cast<struct layer *>(data)->id, wl_fixed_to_double(opacity));
 258 }
 259
 260 void layer_source_rectangle(void *data,
 261                             struct ivi_controller_layer *ivi_controller_layer,
 262                             int32_t x, int32_t y, int32_t width,
 263                             int32_t height) {
 264    static_cast<struct layer *>(data)->parent->layer_source_rectangle(
 265       static_cast<struct layer *>(data)->id, x, y, width, height);
 266 }
 267
 268 void layer_destination_rectangle(
 269    void *data, struct ivi_controller_layer *ivi_controller_layer, int32_t x,
 270    int32_t y, int32_t width, int32_t height) {
 271    static_cast<struct layer *>(data)->parent->layer_destination_rectangle(
 272       static_cast<struct layer *>(data)->id, x, y, width, height);
 273 }
 274
 275 void layer_configuration(void *data,
 276                          struct ivi_controller_layer *ivi_controller_layer,
 277                          int32_t width, int32_t height) {
 278    static_cast<struct layer *>(data)->parent->layer_configuration(
 279       static_cast<struct layer *>(data)->id, width, height);
 280 }
 281
 282 void layer_orientation(void *data,
 283                        struct ivi_controller_layer *ivi_controller_layer,
 284                        int32_t orientation) {
 285    static_cast<struct layer *>(data)->parent->layer_orientation(
 286       static_cast<struct layer *>(data)->id, orientation);
 287 }
 288
 289 void layer_screen(void *data, struct ivi_controller_layer *ivi_controller_layer,
 290                   struct wl_output *screen) {
 291    static_cast<struct layer *>(data)->parent->layer_screen(
 292       static_cast<struct layer *>(data)->id, screen);
 293 }
 294
 295 void layer_destroyed(void *data,
 296                      struct ivi_controller_layer *ivi_controller_layer) {
 297    static_cast<struct layer *>(data)->parent->layer_destroyed(
 298       static_cast<struct layer *>(data)->id);
 299 }
 300
 301 constexpr struct ivi_controller_layer_listener layer_listener = {
 302    layer_visibility,       layer_opacity,
 303    layer_source_rectangle, layer_destination_rectangle,
 304    layer_configuration,    layer_orientation,
 305    layer_screen,           layer_destroyed,
 306 };
 307 }
 308
 309 layer::layer(uint32_t i, struct controller *c) : layer(i, 0, 0, c) {}
 310
 311 layer::layer(uint32_t i, int32_t w, int32_t h, struct controller *c)
 312    : wayland_proxy(ivi_controller_layer_create(c->proxy, i, w, h)),
 313      controlled_entity(c, i) {
 314    ivi_controller_layer_add_listener(this->proxy, &layer_listener, this);
 315 }
 316
 317 layer::~layer() {
 318    logdebug("%s layer %i @ %p", __func__, this->id, this->proxy);
 319    ivi_controller_layer_destroy(this->proxy, 1);
 320    this->proxy = nullptr;
 321 }
 322
 323 void controller::layer_visibility(uint32_t id, int32_t visibility) {
 324    logdebug("genivi::layer %s @ %p v %i", __func__, this->proxy, visibility);
 325    this->layers[id]->visibility = visibility;
 326 }
 327
 328 void controller::layer_opacity(uint32_t id, float opacity) {
 329    logdebug("genivi::layer %s @ %p o %f", __func__, this->proxy, opacity);
 330    this->layers[id]->opacity = opacity;
 331 }
 332
 333 void controller::layer_source_rectangle(uint32_t id, int32_t x, int32_t y,
 334                                         int32_t width, int32_t height) {
 335    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 336             x, y, width, height);
 337    this->layers[id]->src_rect = rect{uint32_t(width), uint32_t(height), x, y};
 338 }
 339
 340 void controller::layer_destination_rectangle(uint32_t id, int32_t x, int32_t y,
 341                                              int32_t width, int32_t height) {
 342    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 343             x, y, width, height);
 344    this->layers[id]->dst_rect = rect{uint32_t(width), uint32_t(height), x, y};
 345 }
 346
 347 void controller::layer_configuration(uint32_t id, int32_t width,
 348                                      int32_t height) {
 349    logdebug("genivi::layer %s @ %p w %i h %i", __func__, this->proxy, width,
 350             height);
 351    this->layers[id]->size = size{uint32_t(width), uint32_t(height)};
 352 }
 353
 354 void controller::layer_orientation(uint32_t id, int32_t orientation) {
 355    logdebug("genivi::layer %s @ %p o %i", __func__, this->proxy, orientation);
 356    this->layers[id]->orientation = orientation;
 357 }
 358
 359 void controller::layer_screen(uint32_t id, struct wl_output *screen) {
 360    logdebug("genivi::layer %s @ %p s %p", __func__, this->proxy, screen);
 361 }
 362
 363 void controller::layer_destroyed(uint32_t id) {
 364    logdebug("genivi::layer %s @ %p", __func__, this->proxy);
 365 }
 366
 367 //                  __
 368 //  ___ _   _ _ __ / _| __ _  ___ ___
 369 // / __| | | | '__| |_ / _` |/ __/ _ \
 370 // \__ \ |_| | |  |  _| (_| | (_|  __/
 371 // |___/\__,_|_|  |_|  \__,_|\___\___|
 372 //
 373 namespace {
 374
 375 void surface_visibility(void *data,
 376                         struct ivi_controller_surface *ivi_controller_surface,
 377                         int32_t visibility) {
 378    static_cast<struct surface *>(data)->parent->surface_visibility(
 379       static_cast<struct surface *>(data)->id, visibility);
 380 }
 381
 382 void surface_opacity(void *data,
 383                      struct ivi_controller_surface *ivi_controller_surface,
 384                      wl_fixed_t opacity) {
 385    static_cast<struct surface *>(data)->parent->surface_opacity(
 386       static_cast<struct surface *>(data)->id, wl_fixed_to_double(opacity));
 387 }
 388
 389 void surface_source_rectangle(
 390    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 391    int32_t y, int32_t width, int32_t height) {
 392    static_cast<struct surface *>(data)->parent->surface_source_rectangle(
 393       static_cast<struct surface *>(data)->id, x, y, width, height);
 394 }
 395
 396 void surface_destination_rectangle(
 397    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 398    int32_t y, int32_t width, int32_t height) {
 399    static_cast<struct surface *>(data)->parent->surface_destination_rectangle(
 400       static_cast<struct surface *>(data)->id, x, y, width, height);
 401 }
 402
 403 void surface_configuration(
 404    void *data, struct ivi_controller_surface *ivi_controller_surface,
 405    int32_t width, int32_t height) {
 406    static_cast<struct surface *>(data)->parent->surface_configuration(
 407       static_cast<struct surface *>(data)->id, width, height);
 408 }
 409
 410 void surface_orientation(void *data,
 411                          struct ivi_controller_surface *ivi_controller_surface,
 412                          int32_t orientation) {
 413    static_cast<struct surface *>(data)->parent->surface_orientation(
 414       static_cast<struct surface *>(data)->id, orientation);
 415 }
 416
 417 void surface_pixelformat(void *data,
 418                          struct ivi_controller_surface *ivi_controller_surface,
 419                          int32_t pixelformat) {
 420    static_cast<struct surface *>(data)->parent->surface_pixelformat(
 421       static_cast<struct surface *>(data)->id, pixelformat);
 422 }
 423
 424 void surface_layer(void *data,
 425                    struct ivi_controller_surface *ivi_controller_surface,
 426                    struct ivi_controller_layer *layer) {
 427    static_cast<struct surface *>(data)->parent->surface_layer(
 428       static_cast<struct surface *>(data)->id, layer);
 429 }
 430
 431 void surface_stats(void *data,
 432                    struct ivi_controller_surface *ivi_controller_surface,
 433                    uint32_t redraw_count, uint32_t frame_count,
 434                    uint32_t update_count, uint32_t pid,
 435                    const char *process_name) {
 436    static_cast<struct surface *>(data)->parent->surface_stats(
 437       static_cast<struct surface *>(data)->id, redraw_count, frame_count,
 438       update_count, pid, process_name);
 439 }
 440
 441 void surface_destroyed(void *data,
 442                        struct ivi_controller_surface *ivi_controller_surface) {
 443    static_cast<struct surface *>(data)->parent->surface_destroyed(
 444       static_cast<struct surface *>(data)->id);
 445 }
 446
 447 void surface_content(void *data,
 448                      struct ivi_controller_surface *ivi_controller_surface,
 449                      int32_t content_state) {
 450    static_cast<struct surface *>(data)->parent->surface_content(
 451       static_cast<struct surface *>(data)->id, content_state);
 452 }
 453
 454 constexpr struct ivi_controller_surface_listener surface_listener = {
 455    surface_visibility,
 456    surface_opacity,
 457    surface_source_rectangle,
 458    surface_destination_rectangle,
 459    surface_configuration,
 460    surface_orientation,
 461    surface_pixelformat,
 462    surface_layer,
 463    surface_stats,
 464    surface_destroyed,
 465    surface_content,
 466 };
 467 }
 468
 469 surface::surface(uint32_t i, struct controller *c)
 470    : wayland_proxy(ivi_controller_surface_create(c->proxy, i)),
 471      controlled_entity(c, i),
 472      dst_rect{},
 473      src_rect{},
 474      size{},
 475      orientation{},
 476      visibility{},
 477      opacity{1.f} {
 478    ivi_controller_surface_add_listener(this->proxy, &surface_listener, this);
 479 }
 480
 481 surface::~surface() {
 482    logdebug("%s surface %i @ %p", __func__, this->id, this->proxy);
 483    ivi_controller_surface_destroy(this->proxy, 1);
 484    this->proxy = nullptr;
 485 }
 486
 487 void controller::surface_visibility(uint32_t id, int32_t visibility) {
 488    logdebug("genivi::surface %s @ %p v %i", __func__, this->proxy, visibility);
 489    this->surfaces[id]->visibility = visibility;
 490 }
 491
 492 void controller::surface_opacity(uint32_t id, float opacity) {
 493    logdebug("genivi::surface %s @ %p o %f", __func__, this->proxy, opacity);
 494    this->surfaces[id]->opacity = opacity;
 495 }
 496
 497 void controller::surface_source_rectangle(uint32_t id, int32_t x, int32_t y,
 498                                           int32_t width, int32_t height) {
 499    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 500             this->proxy, x, y, width, height);
 501    this->surfaces[id]->src_rect = rect{uint32_t(width), uint32_t(height), x, y};
 502 }
 503
 504 void controller::surface_destination_rectangle(uint32_t id, int32_t x,
 505                                                int32_t y, int32_t width,
 506                                                int32_t height) {
 507    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 508             this->proxy, x, y, width, height);
 509    this->surfaces[id]->dst_rect = rect{uint32_t(width), uint32_t(height), x, y};
 510 }
 511
 512 void controller::surface_configuration(uint32_t id, int32_t width,
 513                                        int32_t height) {
 514    logdebug("genivi::surface %s @ %p w %i h %i", __func__, this->proxy, width,
 515             height);
 516    auto &s = this->surfaces[id];
 517    bool center = int(s->size.w) != int(width) && int(s->size.h) != int(height);
 518    s->size = size{uint32_t(width), uint32_t(height)};
 519    if (center)
 520       add_task("fullscreen surface", [id](struct controller *c) {
 521          c->surfaces[id]->set_destination_rectangle(0, 0, c->output_size.w,
 522                                                     c->output_size.h);
 523          c->surfaces[id]->set_visibility(1);
 524          uint32_t lid = id == 0x16180 ? 1000 : 100;
 525          c->layers[lid]->add_surface(c->surfaces[id].get());
 526          c->layers[lid]->set_visibility(1);
 527       });
 528 }
 529
 530 void controller::surface_orientation(uint32_t id, int32_t orientation) {
 531    logdebug("genivi::surface %s @ %p o %i", __func__, this->proxy, orientation);
 532    this->surfaces[id]->orientation = orientation;
 533 }
 534
 535 void controller::surface_pixelformat(uint32_t id, int32_t pixelformat) {
 536    logdebug("genivi::surface %s @ %p f %i", __func__, this->proxy, pixelformat);
 537 }
 538
 539 void controller::surface_layer(uint32_t id,
 540                                struct ivi_controller_layer *layer) {
 541    logdebug("genivi::surface %s @ %p l @ %p", __func__, this->proxy, layer);
 542 }
 543
 544 void controller::surface_stats(uint32_t id, uint32_t redraw_count,
 545                                uint32_t frame_count, uint32_t update_count,
 546                                uint32_t pid, const char *process_name) {
 547    logdebug("genivi::surface %s @ %p r %u f %u u %u pid %u p %s", __func__,
 548             this->proxy, redraw_count, frame_count, update_count, pid,
 549             process_name);
 550 }
 551
 552 void controller::surface_destroyed(uint32_t id) {
 553    logdebug("genivi::surface %s @ %p", __func__, this->proxy);
 554 }
 555
 556 void controller::surface_content(uint32_t id, int32_t content_state) {
 557    logdebug("genivi::surface %s @ %p s %i", __func__, this->proxy,
 558             content_state);
 559    if (content_state == IVI_CONTROLLER_SURFACE_CONTENT_STATE_CONTENT_REMOVED) {
 560       add_task("remove surface",
 561                [id](struct controller *c) { c->surfaces.erase(id); });
 562    }
 563 }
 564
 565 //
 566 //  ___  ___ _ __ ___  ___ _ __
 567 // / __|/ __| '__/ _ \/ _ \ '_ \
 568 // \__ \ (__| | |  __/  __/ | | |
 569 // |___/\___|_|  \___|\___|_| |_|
 570 //
 571 screen::screen(uint32_t i, struct controller *c,
 572                struct ivi_controller_screen *p)
 573    : wayland_proxy(p), controlled_entity(c, i) {
 574    logdebug("genivi::screen @ %p id %u", p, i);
 575 }
 576 }