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    ivi_controller_add_listener(this->proxy, &listener, this);
 199 }
 200
 201 controller::~controller() {}
 202
 203 void controller::controller_screen(uint32_t id,
 204                                    struct ivi_controller_screen *screen) {
 205    logdebug("genivi::controller @ %p screen %u (%x) @ %p", this->proxy, id, id,
 206             screen);
 207    this->screens[id] = std::make_unique<struct screen>(id, this, screen);
 208 }
 209
 210 void controller::controller_layer(uint32_t id) {
 211    logdebug("genivi::controller @ %p layer %u (%x)", this->proxy, id, id);
 212    this->layers[id] = std::make_unique<struct layer>(id, this);
 213 }
 214
 215 void controller::controller_surface(uint32_t id) {
 216    logdebug("genivi::controller @ %p surface %u (%x)", this->proxy, id, id);
 217    this->surfaces[id] = std::make_unique<struct surface>(id, this);
 218 }
 219
 220 void controller::controller_error(int32_t object_id, int32_t object_type,
 221                                   int32_t error_code, const char *error_text) {
 222    logdebug("genivi::controller @ %p error o %i t %i c %i text %s", this->proxy,
 223             object_id, object_type, error_code, error_text);
 224 }
 225
 226 //  _
 227 // | | __ _ _   _  ___ _ __
 228 // | |/ _` | | | |/ _ \ '__|
 229 // | | (_| | |_| |  __/ |
 230 // |_|\__,_|\__, |\___|_|
 231 //          |___/
 232 namespace {
 233 void layer_visibility(void *data,
 234                       struct ivi_controller_layer *ivi_controller_layer,
 235                       int32_t visibility) {
 236    static_cast<struct layer *>(data)->parent->layer_visibility(
 237       static_cast<struct layer *>(data)->id, visibility);
 238 }
 239
 240 void layer_opacity(void *data,
 241                    struct ivi_controller_layer *ivi_controller_layer,
 242                    wl_fixed_t opacity) {
 243    static_cast<struct layer *>(data)->parent->layer_opacity(
 244       static_cast<struct layer *>(data)->id, wl_fixed_to_double(opacity));
 245 }
 246
 247 void layer_source_rectangle(void *data,
 248                             struct ivi_controller_layer *ivi_controller_layer,
 249                             int32_t x, int32_t y, int32_t width,
 250                             int32_t height) {
 251    static_cast<struct layer *>(data)->parent->layer_source_rectangle(
 252       static_cast<struct layer *>(data)->id, x, y, width, height);
 253 }
 254
 255 void layer_destination_rectangle(
 256    void *data, struct ivi_controller_layer *ivi_controller_layer, int32_t x,
 257    int32_t y, int32_t width, int32_t height) {
 258    static_cast<struct layer *>(data)->parent->layer_destination_rectangle(
 259       static_cast<struct layer *>(data)->id, x, y, width, height);
 260 }
 261
 262 void layer_configuration(void *data,
 263                          struct ivi_controller_layer *ivi_controller_layer,
 264                          int32_t width, int32_t height) {
 265    static_cast<struct layer *>(data)->parent->layer_configuration(
 266       static_cast<struct layer *>(data)->id, width, height);
 267 }
 268
 269 void layer_orientation(void *data,
 270                        struct ivi_controller_layer *ivi_controller_layer,
 271                        int32_t orientation) {
 272    static_cast<struct layer *>(data)->parent->layer_orientation(
 273       static_cast<struct layer *>(data)->id, orientation);
 274 }
 275
 276 void layer_screen(void *data, struct ivi_controller_layer *ivi_controller_layer,
 277                   struct wl_output *screen) {
 278    static_cast<struct layer *>(data)->parent->layer_screen(
 279       static_cast<struct layer *>(data)->id, screen);
 280 }
 281
 282 void layer_destroyed(void *data,
 283                      struct ivi_controller_layer *ivi_controller_layer) {
 284    static_cast<struct layer *>(data)->parent->layer_destroyed(
 285       static_cast<struct layer *>(data)->id);
 286 }
 287
 288 constexpr struct ivi_controller_layer_listener layer_listener = {
 289    layer_visibility,       layer_opacity,
 290    layer_source_rectangle, layer_destination_rectangle,
 291    layer_configuration,    layer_orientation,
 292    layer_screen,           layer_destroyed,
 293 };
 294 }
 295
 296 layer::layer(uint32_t i, struct controller *c)
 297    : wayland_proxy(ivi_controller_layer_create(c->proxy, i, 0, 0)),
 298      controlled_entity(c, i) {
 299    ivi_controller_layer_add_listener(this->proxy, &layer_listener, this);
 300 }
 301
 302 layer::~layer() {
 303    logdebug("%s layer %i @ %p", __func__, this->id, this->proxy);
 304    ivi_controller_layer_destroy(this->proxy, 1);
 305    this->proxy = nullptr;
 306 }
 307
 308 void controller::layer_visibility(uint32_t id, int32_t visibility) {
 309    logdebug("genivi::layer %s @ %p v %i", __func__, this->proxy, visibility);
 310 }
 311
 312 void controller::layer_opacity(uint32_t id, float opacity) {
 313    logdebug("genivi::layer %s @ %p o %f", __func__, this->proxy, opacity);
 314 }
 315
 316 void controller::layer_source_rectangle(uint32_t id, int32_t x, int32_t y,
 317                                         int32_t width, int32_t height) {
 318    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 319             x, y, width, height);
 320 }
 321
 322 void controller::layer_destination_rectangle(uint32_t id, int32_t x, int32_t y,
 323                                              int32_t width, int32_t height) {
 324    logdebug("genivi::layer %s @ %p x %i y %i w %i h %i", __func__, this->proxy,
 325             x, y, width, height);
 326 }
 327
 328 void controller::layer_configuration(uint32_t id, int32_t width,
 329                                      int32_t height) {
 330    logdebug("genivi::layer %s @ %p w %i h %i", __func__, this->proxy, width,
 331             height);
 332 }
 333
 334 void controller::layer_orientation(uint32_t id, int32_t orientation) {
 335    logdebug("genivi::layer %s @ %p o %i", __func__, this->proxy, orientation);
 336 }
 337
 338 void controller::layer_screen(uint32_t id, struct wl_output *screen) {
 339    logdebug("genivi::layer %s @ %p s %p", __func__, this->proxy, screen);
 340 }
 341
 342 void controller::layer_destroyed(uint32_t id) {
 343    logdebug("genivi::layer %s @ %p", __func__, this->proxy);
 344 }
 345
 346 //                  __
 347 //  ___ _   _ _ __ / _| __ _  ___ ___
 348 // / __| | | | '__| |_ / _` |/ __/ _ \
 349 // \__ \ |_| | |  |  _| (_| | (_|  __/
 350 // |___/\__,_|_|  |_|  \__,_|\___\___|
 351 //
 352 namespace {
 353
 354 void surface_visibility(void *data,
 355                         struct ivi_controller_surface *ivi_controller_surface,
 356                         int32_t visibility) {
 357    static_cast<struct surface *>(data)->parent->surface_visibility(
 358       static_cast<struct surface *>(data)->id, visibility);
 359 }
 360
 361 void surface_opacity(void *data,
 362                      struct ivi_controller_surface *ivi_controller_surface,
 363                      wl_fixed_t opacity) {
 364    static_cast<struct surface *>(data)->parent->surface_opacity(
 365       static_cast<struct surface *>(data)->id, wl_fixed_to_double(opacity));
 366 }
 367
 368 void surface_source_rectangle(
 369    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 370    int32_t y, int32_t width, int32_t height) {
 371    static_cast<struct surface *>(data)->parent->surface_source_rectangle(
 372       static_cast<struct surface *>(data)->id, x, y, width, height);
 373 }
 374
 375 void surface_destination_rectangle(
 376    void *data, struct ivi_controller_surface *ivi_controller_surface, int32_t x,
 377    int32_t y, int32_t width, int32_t height) {
 378    static_cast<struct surface *>(data)->parent->surface_destination_rectangle(
 379       static_cast<struct surface *>(data)->id, x, y, width, height);
 380 }
 381
 382 void surface_configuration(
 383    void *data, struct ivi_controller_surface *ivi_controller_surface,
 384    int32_t width, int32_t height) {
 385    static_cast<struct surface *>(data)->parent->surface_configuration(
 386       static_cast<struct surface *>(data)->id, width, height);
 387 }
 388
 389 void surface_orientation(void *data,
 390                          struct ivi_controller_surface *ivi_controller_surface,
 391                          int32_t orientation) {
 392    static_cast<struct surface *>(data)->parent->surface_orientation(
 393       static_cast<struct surface *>(data)->id, orientation);
 394 }
 395
 396 void surface_pixelformat(void *data,
 397                          struct ivi_controller_surface *ivi_controller_surface,
 398                          int32_t pixelformat) {
 399    static_cast<struct surface *>(data)->parent->surface_pixelformat(
 400       static_cast<struct surface *>(data)->id, pixelformat);
 401 }
 402
 403 void surface_layer(void *data,
 404                    struct ivi_controller_surface *ivi_controller_surface,
 405                    struct ivi_controller_layer *layer) {
 406    static_cast<struct surface *>(data)->parent->surface_layer(
 407       static_cast<struct surface *>(data)->id, layer);
 408 }
 409
 410 void surface_stats(void *data,
 411                    struct ivi_controller_surface *ivi_controller_surface,
 412                    uint32_t redraw_count, uint32_t frame_count,
 413                    uint32_t update_count, uint32_t pid,
 414                    const char *process_name) {
 415    static_cast<struct surface *>(data)->parent->surface_stats(
 416       static_cast<struct surface *>(data)->id, redraw_count, frame_count,
 417       update_count, pid, process_name);
 418 }
 419
 420 void surface_destroyed(void *data,
 421                        struct ivi_controller_surface *ivi_controller_surface) {
 422    static_cast<struct surface *>(data)->parent->surface_destroyed(
 423       static_cast<struct surface *>(data)->id);
 424 }
 425
 426 void surface_content(void *data,
 427                      struct ivi_controller_surface *ivi_controller_surface,
 428                      int32_t content_state) {
 429    static_cast<struct surface *>(data)->parent->surface_content(
 430       static_cast<struct surface *>(data)->id, content_state);
 431 }
 432
 433 constexpr struct ivi_controller_surface_listener surface_listener = {
 434    surface_visibility,
 435    surface_opacity,
 436    surface_source_rectangle,
 437    surface_destination_rectangle,
 438    surface_configuration,
 439    surface_orientation,
 440    surface_pixelformat,
 441    surface_layer,
 442    surface_stats,
 443    surface_destroyed,
 444    surface_content,
 445 };
 446 }
 447
 448 surface::surface(uint32_t i, struct controller *c)
 449    : wayland_proxy(ivi_controller_surface_create(c->proxy, i)),
 450      controlled_entity(c, i),
 451      dst_rect{},
 452      src_rect{},
 453      size{},
 454      orientation{},
 455      visibility{},
 456      opacity{1.f} {
 457    ivi_controller_surface_add_listener(this->proxy, &surface_listener, this);
 458 }
 459
 460 surface::~surface() {
 461    logdebug("%s surface %i @ %p", __func__, this->id, this->proxy);
 462    ivi_controller_surface_destroy(this->proxy, 1);
 463    this->proxy = nullptr;
 464 }
 465
 466 void controller::surface_visibility(uint32_t id, int32_t visibility) {
 467    logdebug("genivi::surface %s @ %p v %i", __func__, this->proxy, visibility);
 468    struct surface *s = this->surfaces[id].get();
 469    s->visibility = visibility;
 470 }
 471
 472 void controller::surface_opacity(uint32_t id, float opacity) {
 473    logdebug("genivi::surface %s @ %p o %f", __func__, this->proxy, opacity);
 474    struct surface *s = this->surfaces[id].get();
 475    s->opacity = opacity;
 476 }
 477
 478 void controller::surface_source_rectangle(uint32_t id, int32_t x, int32_t y,
 479                                           int32_t width, int32_t height) {
 480    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 481             this->proxy, x, y, width, height);
 482    struct surface *s = this->surfaces[id].get();
 483    s->src_rect = rect{uint32_t(width), uint32_t(height), x, y};
 484 }
 485
 486 void controller::surface_destination_rectangle(uint32_t id, int32_t x,
 487                                                int32_t y, int32_t width,
 488                                                int32_t height) {
 489    logdebug("genivi::surface %s @ %p x %i y %i w %i h %i", __func__,
 490             this->proxy, x, y, width, height);
 491    struct surface *s = this->surfaces[id].get();
 492    s->dst_rect = rect{uint32_t(width), uint32_t(height), x, y};
 493 }
 494
 495 void controller::surface_configuration(uint32_t id, int32_t width,
 496                                        int32_t height) {
 497    logdebug("genivi::surface %s @ %p w %i h %i", __func__, this->proxy, width,
 498             height);
 499    struct surface *s = this->surfaces[id].get();
 500    bool center = s->size.w != width && s->size.h != height;
 501    s->size = size{uint32_t(width), uint32_t(height)};
 502    if (center)
 503       add_task([id, width, height](struct controller *c) {
 504          auto const s = c->surfaces.find(id);
 505          if (s != c->surfaces.end())
 506             s->second->set_destination_rectangle(
 507                800 / 2 - width / 2, 600 / 2 - height / 2, width, height);
 508       });
 509 }
 510
 511 void controller::surface_orientation(uint32_t id, int32_t orientation) {
 512    logdebug("genivi::surface %s @ %p o %i", __func__, this->proxy, orientation);
 513    struct surface *s = this->surfaces[id].get();
 514    s->orientation = orientation;
 515 }
 516
 517 void controller::surface_pixelformat(uint32_t id, int32_t pixelformat) {
 518    logdebug("genivi::surface %s @ %p f %i", __func__, this->proxy, pixelformat);
 519 }
 520
 521 void controller::surface_layer(uint32_t id,
 522                                struct ivi_controller_layer *layer) {
 523    logdebug("genivi::surface %s @ %p l @ %p", __func__, this->proxy, layer);
 524 }
 525
 526 void controller::surface_stats(uint32_t id, uint32_t redraw_count,
 527                                uint32_t frame_count, uint32_t update_count,
 528                                uint32_t pid, const char *process_name) {
 529    logdebug("genivi::surface %s @ %p r %u f %u u %u pid %u p %s", __func__,
 530             this->proxy, redraw_count, frame_count, update_count, pid,
 531             process_name);
 532 }
 533
 534 void controller::surface_destroyed(uint32_t id) {
 535    logdebug("genivi::surface %s @ %p", __func__, this->proxy);
 536 }
 537
 538 void controller::surface_content(uint32_t id, int32_t content_state) {
 539    logdebug("genivi::surface %s @ %p s %i", __func__, this->proxy,
 540             content_state);
 541
 542    if (content_state == IVI_CONTROLLER_SURFACE_CONTENT_STATE_CONTENT_REMOVED) {
 543       this->surfaces.erase(id);
 544    }
 545 }
 546
 547 //
 548 //  ___  ___ _ __ ___  ___ _ __
 549 // / __|/ __| '__/ _ \/ _ \ '_ \
 550 // \__ \ (__| | |  __/  __/ | | |
 551 // |___/\___|_|  \___|\___|_| |_|
 552 //
 553 screen::screen(uint32_t i, struct controller *c,
 554                struct ivi_controller_screen *p)
 555    : wayland_proxy(p), controlled_entity(c, i) {
 556    logdebug("genivi::screen @ %p id %u", p, i);
 557 }
 558 }