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, void (*)(struct wl_display *)>(
  19         wl_display_connect(NULL),
  20 #ifdef DEBUG_OUTPUT
  21         [](struct wl_display *d) {
  22            logdebug("wl::display ~display @ %p", d);
  23            wl_display_disconnect(d);
  24         })),
  25 #else
  26         &wl_display_disconnect)),
  27 #endif
  28      r(d.get()) {
  29 }
  30
  31 display::~display() {}
  32
  33 bool display::ok() const { return d && wl_display_get_error(d.get()) == 0; }
  34
  35 void display::roundtrip() { wl_display_roundtrip(this->d.get()); }
  36
  37 int display::dispatch() { return wl_display_dispatch(this->d.get()); }
  38
  39 void display::flush() { wl_display_flush(this->d.get()); }
  40
  41 int display::get_fd() const { return wl_display_get_fd(this->d.get()); }
  42
  43 //                 _     _
  44 //  _ __ ___  __ _(_)___| |_ _ __ _   _
  45 // | '__/ _ \/ _` | / __| __| '__| | | |
  46 // | | |  __/ (_| | \__ \ |_| |  | |_| |
  47 // |_|  \___|\__, |_|___/\__|_|   \__, |
  48 //           |___/                |___/
  49 namespace {
  50 void registry_global(void *data, struct wl_registry *r, uint32_t name,
  51                      char const *iface, uint32_t v) {
  52    static_cast<struct registry *>(data)->global(name, iface, v);
  53 }
  54
  55 void registry_global_remove(void *data, struct wl_registry *r, uint32_t name) {
  56    static_cast<struct registry *>(data)->global_remove(name);
  57 }
  58
  59 constexpr struct wl_registry_listener registry_listener = {
  60    registry_global, registry_global_remove};
  61 }
  62
  63 registry::registry(struct wl_display *d)
  64    : wayland_proxy(!d ? nullptr : wl_display_get_registry(d)) {
  65    if (this->proxy)
  66       wl_registry_add_listener(this->proxy, &registry_listener, this);
  67 }
  68
  69 registry::~registry() {
  70    logdebug("wl::registry %s @ %p", __func__, this->proxy);
  71 }
  72
  73 void registry::add_global_handler(char const *iface, binder bind) {
  74    this->bindings[iface] = bind;
  75 }
  76
  77 void registry::global(uint32_t name, char const *iface, uint32_t v) {
  78    auto b = this->bindings.find(iface);
  79    if (b != this->bindings.end())
  80       b->second(this->proxy, name, v);
  81    logdebug("wl::registry @ %p global n %u i %s v %u", this->proxy, name, iface,
  82             v);
  83 }
  84
  85 void registry::global_remove(uint32_t name) {}
  86
  87 //              _               _
  88 //   ___  _   _| |_ _ __  _   _| |_
  89 //  / _ \| | | | __| '_ \| | | | __|
  90 // | (_) | |_| | |_| |_) | |_| | |_
  91 //  \___/ \__,_|\__| .__/ \__,_|\__|
  92 //                 |_|
  93 namespace {
  94 void output_geometry(void *data, struct wl_output *wl_output, int32_t x,
  95                      int32_t y, int32_t physical_width, int32_t physical_height,
  96                      int32_t subpixel, const char *make, const char *model,
  97                      int32_t transform) {
  98    static_cast<struct output *>(data)->geometry(
  99       x, y, physical_width, physical_height, subpixel, make, model, transform);
 100 }
 101
 102 void output_mode(void *data, struct wl_output *wl_output, uint32_t flags,
 103                  int32_t width, int32_t height, int32_t refresh) {
 104    static_cast<struct output *>(data)->mode(flags, width, height, refresh);
 105 }
 106
 107 void output_done(void *data, struct wl_output *wl_output) {
 108    static_cast<struct output *>(data)->done();
 109 }
 110
 111 void output_scale(void *data, struct wl_output *wl_output, int32_t factor) {
 112    static_cast<struct output *>(data)->scale(factor);
 113 }
 114
 115 constexpr struct wl_output_listener output_listener = {
 116    output_geometry, output_mode, output_done, output_scale};
 117 }
 118
 119 output::output(struct wl_registry *r, uint32_t name, uint32_t v)
 120    : wayland_proxy(wl_registry_bind(r, name, &wl_output_interface, v)) {
 121    wl_output_add_listener(this->proxy, &output_listener, this);
 122 }
 123
 124 void output::geometry(int32_t x, int32_t y, int32_t pw, int32_t ph,
 125                       int32_t subpel, char const *make, char const *model,
 126                       int32_t tx) {
 127    logdebug(
 128       "wl::output %s @ %p x %i y %i w %i h %i spel %x make %s model %s tx %i",
 129       __func__, this->proxy, x, y, pw, ph, subpel, make, model, tx);
 130 }
 131
 132 void output::mode(uint32_t flags, int32_t w, int32_t h, int32_t r) {
 133    logdebug("wl::output %s @ %p f %x w %i h %i r %i", __func__, this->proxy,
 134             flags, w, h, r);
 135    if (flags & WL_OUTPUT_MODE_CURRENT) {
 136       this->width = w;
 137       this->height = h;
 138       this->refresh = r;
 139    }
 140 }
 141
 142 void output::done() {
 143    logdebug("wl::output %s @ %p done", __func__, this->proxy);
 144 }
 145
 146 void output::scale(int32_t factor) {
 147    logdebug("wl::output %s @ %p f %i", __func__, this->proxy, factor);
 148 }
 149 }
 150
 151 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 152 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
 153 // | | | | (_| | | | | | |  __/\__ \ |_) | (_| | (_|  __/
 154 // |_| |_|\__,_|_| |_| |_|\___||___/ .__/ \__,_|\___\___|
 155 //                                 |_|
 156 //                   _       _
 157 //   __ _  ___ _ __ (_)_   _(_)
 158 //  / _` |/ _ \ '_ \| \ \ / / |
 159 // | (_| |  __/ | | | |\ V /| |
 160 //  \__, |\___|_| |_|_| \_/ |_|
 161 //  |___/
 162 namespace genivi {
 163
 164 //                  _             _ _
 165 //   ___ ___  _ __ | |_ _ __ ___ | | | ___ _ __
 166 //  / __/ _ \| '_ \| __| '__/ _ \| | |/ _ \ '__|
 167 // | (_| (_) | | | | |_| | | (_) | | |  __/ |
 168 //  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
 169 //
 170 namespace {
 171 void controller_screen(void *data, struct ivi_controller *ivi_controller,
 172                        uint32_t id_screen,
 173                        struct ivi_controller_screen *screen) {
 174    static_cast<struct controller *>(data)->controller_screen(id_screen, screen);
 175 }
 176
 177 void controller_layer(void *data, struct ivi_controller *ivi_controller,
 178                       uint32_t id_layer) {
 179    static_cast<struct controller *>(data)->controller_layer(id_layer);
 180 }
 181
 182 void controller_surface(void *data, struct ivi_controller *ivi_controller,
 183                         uint32_t id_surface) {
 184    static_cast<struct controller *>(data)->controller_surface(id_surface);
 185 }
 186
 187 void controller_error(void *data, struct ivi_controller *ivi_controller,
 188                       int32_t object_id, int32_t object_type,
 189                       int32_t error_code, const char *error_text) {
 190    static_cast<struct controller *>(data)->controller_error(
 191       object_id, object_type, error_code, error_text);
 192 }
 193
 194 constexpr struct ivi_controller_listener listener = {
 195    controller_screen, controller_layer, controller_surface, controller_error};
 196 }
 197
 198 controller::controller(struct wl_registry *r, uint32_t name, uint32_t version)
 199    : wayland_proxy(
 200         wl_registry_bind(r, name, &ivi_controller_interface, version)),
 201      surfaces{},
 202      layers{},
 203      screens{},
 204      pending{},
 205      output_size{} {
 206    ivi_controller_add_listener(this->proxy, &listener, this);
 207 }
 208
 209 controller::~controller() {}
 210
 211 void controller::layer_create(uint32_t id, int32_t w, int32_t h) {
 212    this->layers[id] = std::make_unique<layer>(id, w, h, this);
 213 }
 214
 215 void controller::surface_create(uint32_t id) {
 216    this->surfaces[id] = std::make_unique<surface>(id, this);
 217 }
 218
 219 void controller::controller_screen(uint32_t id,
 220                                    struct ivi_controller_screen *screen) {
 221    logdebug("genivi::controller @ %p screen %u (%x) @ %p", this->proxy, id, id,
 222             screen);
 223    this->screens[id] = std::make_unique<struct screen>(id, this, screen);
 224 }
 225
 226 void controller::controller_layer(uint32_t id) {
 227    logdebug("genivi::controller @ %p layer %u (%x)", this->proxy, id, id);
 228    this->layers[id] = std::make_unique<struct layer>(id, this);
 229 }
 230
 231 void controller::controller_surface(uint32_t id) {
 232    logdebug("genivi::controller @ %p surface %u (%x)", this->proxy, id, id);
 233    this->surfaces[id] = std::make_unique<struct surface>(id, this);
 234
 235    add_task("fullscreen surface", [id](struct controller *c) {
 236       c->surfaces[id]->set_destination_rectangle(0, 0, c->output_size.w,
 237                                                  c->output_size.h);
 238       c->surfaces[id]->set_visibility(1);
 239       uint32_t lid = id == 0x16180 ? 1000 : 100;
 240       c->layers[lid]->add_surface(c->surfaces[id].get());
 241       c->layers[lid]->set_visibility(1);
 242       logdebug("Surface %u now fullscreen on layer %u", id, lid);
 243    });
 244 }
 245
 246 void controller::controller_error(int32_t object_id, int32_t object_type,
 247                                   int32_t error_code, const char *error_text) {
 248    logdebug("genivi::controller @ %p error o %i t %i c %i text %s", this->proxy,
 249             object_id, object_type, error_code, error_text);
 250 }
 251
 252 //  _
 253 // | | __ _ _   _  ___ _ __
 254 // | |/ _` | | | |/ _ \ '__|
 255 // | | (_| | |_| |  __/ |
 256 // |_|\__,_|\__, |\___|_|
 257 //          |___/
 258 namespace {
 259 void layer_visibility(void *data,
 260                       struct ivi_controller_layer *ivi_controller_layer,
 261                       int32_t visibility) {
 262    static_cast<struct layer *>(data)->parent->layer_visibility(
 263       static_cast<struct layer *>(data)->id, visibility);
 264 }
 265
 266 void layer_opacity(void *data,
 267                    struct ivi_controller_layer *ivi_controller_layer,
 268                    wl_fixed_t opacity) {
 269    static_cast<struct layer *>(data)->parent->layer_opacity(
 270       static_cast<struct layer *>(data)->id, wl_fixed_to_double(opacity));
 271 }
 272
 273 void layer_source_rectangle(void *data,
 274                             struct ivi_controller_layer *ivi_controller_layer,
 275                             int32_t x, int32_t y, int32_t width,
 276                             int32_t height) {
 277    static_cast<struct layer *>(data)->parent->layer_source_rectangle(
 278       static_cast<struct layer *>(data)->id, x, y, width, height);
 279 }
 280
 281 void layer_destination_rectangle(
 282    void *data, struct ivi_controller_layer *ivi_controller_layer, int32_t x,
 283    int32_t y, int32_t width, int32_t height) {
 284    static_cast<struct layer *>(data)->parent->layer_destination_rectangle(
 285       static_cast<struct layer *>(data)->id, x, y, width, height);
 286 }
 287
 288 void layer_configuration(void *data,
 289                          struct ivi_controller_layer *ivi_controller_layer,
 290                          int32_t width, int32_t height) {
 291    static_cast<struct layer *>(data)->parent->layer_configuration(
 292       static_cast<struct layer *>(data)->id, width, height);
 293 }
 294
 295 void layer_orientation(void *data,
 296                        struct ivi_controller_layer *ivi_controller_layer,
 297                        int32_t orientation) {
 298    static_cast<struct layer *>(data)->parent->layer_orientation(
 299       static_cast<struct layer *>(data)->id, orientation);
 300 }
 301
 302 void layer_screen(void *data, struct ivi_controller_layer *ivi_controller_layer,
 303                   struct wl_output *screen) {
 304    static_cast<struct layer *>(data)->parent->layer_screen(
 305       static_cast<struct layer *>(data)->id, screen);
 306 }
 307
 308 void layer_destroyed(void *data,
 309                      struct ivi_controller_layer *ivi_controller_layer) {
 310    static_cast<struct layer *>(data)->parent->layer_destroyed(
 311       static_cast<struct layer *>(data)->id);
 312 }
 313
 314 constexpr struct ivi_controller_layer_listener layer_listener = {
 315    layer_visibility,       layer_opacity,
 316    layer_source_rectangle, layer_destination_rectangle,
 317    layer_configuration,    layer_orientation,
 318    layer_screen,           layer_destroyed,
 319 };
 320 }
 321
 322 layer::layer(uint32_t i, struct controller *c) : layer(i, 0, 0, c) {}
 323
 324 layer::layer(uint32_t i, int32_t w, int32_t h, struct controller *c)
 325    : wayland_proxy(ivi_controller_layer_create(c->proxy, i, w, h)),
 326      controlled_entity(c, i),
 327      dst_rect{},
 328      src_rect{},
 329      size{},
 330      orientation{},
 331      visibility{},
 332      opacity{} {
 333    ivi_controller_layer_add_listener(this->proxy, &layer_listener, this);
 334 }
 335
 336 layer::~layer() {
 337    logdebug("%s layer %i @ %p", __func__, this->id, this->proxy);
 338    ivi_controller_layer_destroy(this->proxy, 1);
 339    this->proxy = nullptr;
 340 }
 341
 342 void controller::layer_visibility(uint32_t id, int32_t visibility) {
 343    logdebug("genivi::layer %s @ %p v %i", __func__, this->proxy, visibility);
 344    this->layers[id]->visibility = visibility;
 345 }
 346
 347 void controller::layer_opacity(uint32_t id, float opacity) {
 348    logdebug("genivi::layer %s @ %p o %f", __func__, this->proxy, opacity);
 349    this->layers[id]->opacity = opacity;
 350 }
 351
 352 void controller::layer_source_rectangle(uint32_t id, int32_t x, int32_t y,
 353                                         int32_t width, int32_t height) {
 354    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 355             x, y, width, height);
 356    this->layers[id]->src_rect = rect{uint32_t(width), uint32_t(height), x, y};
 357 }
 358
 359 void controller::layer_destination_rectangle(uint32_t id, int32_t x, int32_t y,
 360                                              int32_t width, int32_t height) {
 361    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 362             x, y, width, height);
 363    this->layers[id]->dst_rect = rect{uint32_t(width), uint32_t(height), x, y};
 364 }
 365
 366 void controller::layer_configuration(uint32_t id, int32_t width,
 367                                      int32_t height) {
 368    logdebug("genivi::layer %s @ %p w %i h %i", __func__, this->proxy, width,
 369             height);
 370    this->layers[id]->size = size{uint32_t(width), uint32_t(height)};
 371 }
 372
 373 void controller::layer_orientation(uint32_t id, int32_t orientation) {
 374    logdebug("genivi::layer %s @ %p o %i", __func__, this->proxy, orientation);
 375    this->layers[id]->orientation = orientation;
 376 }
 377
 378 void controller::layer_screen(uint32_t id, struct wl_output *screen) {
 379    logdebug("genivi::layer %s @ %p s %p", __func__, this->proxy, screen);
 380 }
 381
 382 void controller::layer_destroyed(uint32_t id) {
 383    logdebug("genivi::layer %s @ %p", __func__, this->proxy);
 384 }
 385
 386 //                  __
 387 //  ___ _   _ _ __ / _| __ _  ___ ___
 388 // / __| | | | '__| |_ / _` |/ __/ _ \
 389 // \__ \ |_| | |  |  _| (_| | (_|  __/
 390 // |___/\__,_|_|  |_|  \__,_|\___\___|
 391 //
 392 namespace {
 393
 394 void surface_visibility(void *data,
 395                         struct ivi_controller_surface *ivi_controller_surface,
 396                         int32_t visibility) {
 397    static_cast<struct surface *>(data)->parent->surface_visibility(
 398       static_cast<struct surface *>(data)->id, visibility);
 399 }
 400
 401 void surface_opacity(void *data,
 402                      struct ivi_controller_surface *ivi_controller_surface,
 403                      wl_fixed_t opacity) {
 404    static_cast<struct surface *>(data)->parent->surface_opacity(
 405       static_cast<struct surface *>(data)->id, wl_fixed_to_double(opacity));
 406 }
 407
 408 void surface_source_rectangle(
 409    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 410    int32_t y, int32_t width, int32_t height) {
 411    static_cast<struct surface *>(data)->parent->surface_source_rectangle(
 412       static_cast<struct surface *>(data)->id, x, y, width, height);
 413 }
 414
 415 void surface_destination_rectangle(
 416    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 417    int32_t y, int32_t width, int32_t height) {
 418    static_cast<struct surface *>(data)->parent->surface_destination_rectangle(
 419       static_cast<struct surface *>(data)->id, x, y, width, height);
 420 }
 421
 422 void surface_configuration(
 423    void *data, struct ivi_controller_surface *ivi_controller_surface,
 424    int32_t width, int32_t height) {
 425    static_cast<struct surface *>(data)->parent->surface_configuration(
 426       static_cast<struct surface *>(data)->id, width, height);
 427 }
 428
 429 void surface_orientation(void *data,
 430                          struct ivi_controller_surface *ivi_controller_surface,
 431                          int32_t orientation) {
 432    static_cast<struct surface *>(data)->parent->surface_orientation(
 433       static_cast<struct surface *>(data)->id, orientation);
 434 }
 435
 436 void surface_pixelformat(void *data,
 437                          struct ivi_controller_surface *ivi_controller_surface,
 438                          int32_t pixelformat) {
 439    static_cast<struct surface *>(data)->parent->surface_pixelformat(
 440       static_cast<struct surface *>(data)->id, pixelformat);
 441 }
 442
 443 void surface_layer(void *data,
 444                    struct ivi_controller_surface *ivi_controller_surface,
 445                    struct ivi_controller_layer *layer) {
 446    static_cast<struct surface *>(data)->parent->surface_layer(
 447       static_cast<struct surface *>(data)->id, layer);
 448 }
 449
 450 void surface_stats(void *data,
 451                    struct ivi_controller_surface *ivi_controller_surface,
 452                    uint32_t redraw_count, uint32_t frame_count,
 453                    uint32_t update_count, uint32_t pid,
 454                    const char *process_name) {
 455    static_cast<struct surface *>(data)->parent->surface_stats(
 456       static_cast<struct surface *>(data)->id, redraw_count, frame_count,
 457       update_count, pid, process_name);
 458 }
 459
 460 void surface_destroyed(void *data,
 461                        struct ivi_controller_surface *ivi_controller_surface) {
 462    static_cast<struct surface *>(data)->parent->surface_destroyed(
 463       static_cast<struct surface *>(data)->id);
 464 }
 465
 466 void surface_content(void *data,
 467                      struct ivi_controller_surface *ivi_controller_surface,
 468                      int32_t content_state) {
 469    static_cast<struct surface *>(data)->parent->surface_content(
 470       static_cast<struct surface *>(data)->id, content_state);
 471 }
 472
 473 constexpr struct ivi_controller_surface_listener surface_listener = {
 474    surface_visibility,
 475    surface_opacity,
 476    surface_source_rectangle,
 477    surface_destination_rectangle,
 478    surface_configuration,
 479    surface_orientation,
 480    surface_pixelformat,
 481    surface_layer,
 482    surface_stats,
 483    surface_destroyed,
 484    surface_content,
 485 };
 486 }
 487
 488 surface::surface(uint32_t i, struct controller *c)
 489    : wayland_proxy(ivi_controller_surface_create(c->proxy, i)),
 490      controlled_entity(c, i),
 491      dst_rect{},
 492      src_rect{},
 493      size{},
 494      orientation{},
 495      visibility{},
 496      opacity{1.f} {
 497    ivi_controller_surface_add_listener(this->proxy, &surface_listener, this);
 498 }
 499
 500 surface::~surface() {
 501    logdebug("%s surface %i @ %p", __func__, this->id, this->proxy);
 502    ivi_controller_surface_destroy(this->proxy, 1);
 503    this->proxy = nullptr;
 504 }
 505
 506 void controller::surface_visibility(uint32_t id, int32_t visibility) {
 507    logdebug("genivi::surface %s @ %p v %i", __func__, this->proxy, visibility);
 508    this->surfaces[id]->visibility = visibility;
 509 }
 510
 511 void controller::surface_opacity(uint32_t id, float opacity) {
 512    logdebug("genivi::surface %s @ %p o %f", __func__, this->proxy, opacity);
 513    this->surfaces[id]->opacity = opacity;
 514 }
 515
 516 void controller::surface_source_rectangle(uint32_t id, int32_t x, int32_t y,
 517                                           int32_t width, int32_t height) {
 518    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 519             this->proxy, x, y, width, height);
 520    this->surfaces[id]->src_rect = rect{uint32_t(width), uint32_t(height), x, y};
 521 }
 522
 523 void controller::surface_destination_rectangle(uint32_t id, int32_t x,
 524                                                int32_t y, int32_t width,
 525                                                int32_t height) {
 526    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 527             this->proxy, x, y, width, height);
 528    this->surfaces[id]->dst_rect = rect{uint32_t(width), uint32_t(height), x, y};
 529 }
 530
 531 void controller::surface_configuration(uint32_t id, int32_t width,
 532                                        int32_t height) {
 533    logdebug("genivi::surface %s @ %p w %i h %i", __func__, this->proxy, width,
 534             height);
 535    this->surfaces[id]->size = size{uint32_t(width), uint32_t(height)};
 536 }
 537
 538 void controller::surface_orientation(uint32_t id, int32_t orientation) {
 539    logdebug("genivi::surface %s @ %p o %i", __func__, this->proxy, orientation);
 540    this->surfaces[id]->orientation = orientation;
 541 }
 542
 543 void controller::surface_pixelformat(uint32_t id, int32_t pixelformat) {
 544    logdebug("genivi::surface %s @ %p f %i", __func__, this->proxy, pixelformat);
 545 }
 546
 547 void controller::surface_layer(uint32_t id,
 548                                struct ivi_controller_layer *layer) {
 549    logdebug("genivi::surface %s @ %p l @ %p", __func__, this->proxy, layer);
 550 }
 551
 552 void controller::surface_stats(uint32_t id, uint32_t redraw_count,
 553                                uint32_t frame_count, uint32_t update_count,
 554                                uint32_t pid, const char *process_name) {
 555    logdebug("genivi::surface %s @ %p r %u f %u u %u pid %u p %s", __func__,
 556             this->proxy, redraw_count, frame_count, update_count, pid,
 557             process_name);
 558 }
 559
 560 void controller::surface_destroyed(uint32_t id) {
 561    logdebug("genivi::surface %s @ %p", __func__, this->proxy);
 562    this->surfaces.erase(id);
 563 }
 564
 565 void controller::surface_content(uint32_t id, int32_t content_state) {
 566    logdebug("genivi::surface %s @ %p s %i", __func__, this->proxy,
 567             content_state);
 568    if (content_state == IVI_CONTROLLER_SURFACE_CONTENT_STATE_CONTENT_REMOVED) {
 569       add_task("remove surface",
 570                [id](struct controller *c) { c->surfaces.erase(id); });
 571    }
 572 }
 573
 574 //
 575 //  ___  ___ _ __ ___  ___ _ __
 576 // / __|/ __| '__/ _ \/ _ \ '_ \
 577 // \__ \ (__| | |  __/  __/ | | |
 578 // |___/\___|_|  \___|\___|_| |_|
 579 //
 580 screen::screen(uint32_t i, struct controller *c,
 581                struct ivi_controller_screen *p)
 582    : wayland_proxy(p), controlled_entity(c, i) {
 583    logdebug("genivi::screen @ %p id %u", p, i);
 584 }
 585 }