src/compositor.h

   1 /*
   2  * Copyright © 2008-2011 Kristian Høgsberg
   3  * Copyright © 2012 Collabora, Ltd.
   4  *
   5  * Permission to use, copy, modify, distribute, and sell this software and
   6  * its documentation for any purpose is hereby granted without fee, provided
   7  * that the above copyright notice appear in all copies and that both that
   8  * copyright notice and this permission notice appear in supporting
   9  * documentation, and that the name of the copyright holders not be used in
  10  * advertising or publicity pertaining to distribution of the software
  11  * without specific, written prior permission.  The copyright holders make
  12  * no representations about the suitability of this software for any
  13  * purpose.  It is provided "as is" without express or implied warranty.
  14  *
  15  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
  16  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
  17  * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
  18  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
  19  * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
  20  * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  21  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  22  */
  23
  24 #ifndef _WAYLAND_SYSTEM_COMPOSITOR_H_
  25 #define _WAYLAND_SYSTEM_COMPOSITOR_H_
  26
  27 #include <pixman.h>
  28 #include <xkbcommon/xkbcommon.h>
  29 #include <wayland-server.h>
  30
  31 #include <GLES2/gl2.h>
  32 #include <GLES2/gl2ext.h>
  33 #include <EGL/egl.h>
  34 #include <EGL/eglext.h>
  35
  36 #include "matrix.h"
  37 #include "../shared/config-parser.h"
  38 #include "weston-egl-ext.h"
  39
  40 #define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
  41
  42 #define container_of(ptr, type, member) ({                              \
  43         const __typeof__( ((type *)0)->member ) *__mptr = (ptr);        \
  44         (type *)( (char *)__mptr - offsetof(type,member) );})
  45
  46 struct weston_transform {
  47         struct weston_matrix matrix;
  48         struct wl_list link;
  49 };
  50
  51 struct weston_surface;
  52 struct shell_surface;
  53 struct weston_seat;
  54 struct weston_output;
  55 struct input_method;
  56
  57 enum weston_keyboard_modifier {
  58         MODIFIER_CTRL = (1 << 0),
  59         MODIFIER_ALT = (1 << 1),
  60         MODIFIER_SUPER = (1 << 2),
  61         MODIFIER_SHIFT = (1 << 3),
  62 };
  63
  64 enum weston_led {
  65         LED_NUM_LOCK = (1 << 0),
  66         LED_CAPS_LOCK = (1 << 1),
  67         LED_SCROLL_LOCK = (1 << 2),
  68 };
  69
  70 struct weston_mode {
  71         uint32_t flags;
  72         int32_t width, height;
  73         uint32_t refresh;
  74         struct wl_list link;
  75 };
  76
  77 struct weston_shell_client {
  78         void (*send_configure)(struct weston_surface *surface,
  79                                uint32_t edges, int32_t width, int32_t height);
  80 };
  81
  82 struct weston_shell_interface {
  83         void *shell;                    /* either desktop or tablet */
  84
  85         struct shell_surface *(*create_shell_surface)(void *shell,
  86                                                       struct weston_surface *surface,
  87                                                       const struct weston_shell_client *client);
  88
  89         void (*set_toplevel)(struct shell_surface *shsurf);
  90
  91         void (*set_transient)(struct shell_surface *shsurf,
  92                               struct weston_surface *parent,
  93                               int x, int y, uint32_t flags);
  94         int (*move)(struct shell_surface *shsurf, struct weston_seat *ws);
  95         int (*resize)(struct shell_surface *shsurf,
  96                       struct weston_seat *ws, uint32_t edges);
  97
  98 };
  99
 100 struct weston_border {
 101         int32_t left, right, top, bottom;
 102 };
 103
 104 struct weston_animation {
 105         void (*frame)(struct weston_animation *animation,
 106                       struct weston_output *output, uint32_t msecs);
 107         int frame_counter;
 108         struct wl_list link;
 109 };
 110
 111 struct weston_spring {
 112         double k;
 113         double friction;
 114         double current;
 115         double target;
 116         double previous;
 117         uint32_t timestamp;
 118 };
 119
 120 enum {
 121         ZOOM_FOCUS_POINTER,
 122         ZOOM_FOCUS_TEXT
 123 };
 124
 125 struct weston_fixed_point {
 126         wl_fixed_t x, y;
 127 };
 128
 129 struct weston_output_zoom {
 130         int active;
 131         uint32_t type;
 132         float increment;
 133         float level;
 134         float max_level;
 135         float trans_x, trans_y;
 136         struct weston_animation animation_z;
 137         struct weston_spring spring_z;
 138         struct weston_animation animation_xy;
 139         struct weston_spring spring_xy;
 140         struct weston_fixed_point from;
 141         struct weston_fixed_point to;
 142         struct weston_fixed_point current;
 143         struct weston_fixed_point text_cursor;
 144 };
 145
 146 /* bit compatible with drm definitions. */
 147 enum dpms_enum {
 148         WESTON_DPMS_ON,
 149         WESTON_DPMS_STANDBY,
 150         WESTON_DPMS_SUSPEND,
 151         WESTON_DPMS_OFF
 152 };
 153
 154 struct weston_output {
 155         uint32_t id;
 156
 157         void *renderer_state;
 158
 159         struct wl_list link;
 160         struct wl_list resource_list;
 161         struct wl_global *global;
 162         struct weston_compositor *compositor;
 163         struct weston_matrix matrix;
 164         struct wl_list animation_list;
 165         int32_t x, y, width, height;
 166         int32_t mm_width, mm_height;
 167         struct weston_border border;
 168         pixman_region32_t region;
 169         int current_buffer;
 170         pixman_region32_t buffer_damage[2];
 171         int repaint_needed;
 172         int repaint_scheduled;
 173         struct weston_output_zoom zoom;
 174         int dirty;
 175         struct wl_signal frame_signal;
 176         uint32_t frame_time;
 177         int disable_planes;
 178
 179         char *make, *model;
 180         uint32_t subpixel;
 181         uint32_t transform;
 182
 183         struct weston_mode *current;
 184         struct weston_mode *origin;
 185         struct wl_list mode_list;
 186
 187         void (*repaint)(struct weston_output *output,
 188                         pixman_region32_t *damage);
 189         void (*destroy)(struct weston_output *output);
 190         void (*assign_planes)(struct weston_output *output);
 191         int (*switch_mode)(struct weston_output *output, struct weston_mode *mode);
 192
 193         /* backlight values are on 0-255 range, where higher is brighter */
 194         uint32_t backlight_current;
 195         void (*set_backlight)(struct weston_output *output, uint32_t value);
 196         void (*set_dpms)(struct weston_output *output, enum dpms_enum level);
 197 };
 198
 199 struct weston_xkb_info {
 200         struct xkb_keymap *keymap;
 201         int keymap_fd;
 202         size_t keymap_size;
 203         char *keymap_area;
 204         xkb_mod_index_t shift_mod;
 205         xkb_mod_index_t caps_mod;
 206         xkb_mod_index_t ctrl_mod;
 207         xkb_mod_index_t alt_mod;
 208         xkb_mod_index_t mod2_mod;
 209         xkb_mod_index_t mod3_mod;
 210         xkb_mod_index_t super_mod;
 211         xkb_mod_index_t mod5_mod;
 212         xkb_led_index_t num_led;
 213         xkb_led_index_t caps_led;
 214         xkb_led_index_t scroll_led;
 215 };
 216
 217 struct weston_seat {
 218         struct wl_seat seat;
 219         struct wl_pointer pointer;
 220         int has_pointer;
 221         struct wl_keyboard keyboard;
 222         int has_keyboard;
 223         struct wl_touch touch;
 224         int has_touch;
 225
 226         struct weston_compositor *compositor;
 227         struct weston_surface *sprite;
 228         struct wl_listener sprite_destroy_listener;
 229         struct weston_surface *drag_surface;
 230         struct wl_listener drag_surface_destroy_listener;
 231         int32_t hotspot_x, hotspot_y;
 232         struct wl_list link;
 233         enum weston_keyboard_modifier modifier_state;
 234         struct wl_surface *saved_kbd_focus;
 235         struct wl_listener saved_kbd_focus_listener;
 236
 237         uint32_t num_tp;
 238
 239         struct wl_listener new_drag_icon_listener;
 240
 241         void (*led_update)(struct weston_seat *ws, enum weston_led leds);
 242
 243         struct weston_xkb_info xkb_info;
 244         struct {
 245                 struct xkb_state *state;
 246                 enum weston_led leds;
 247         } xkb_state;
 248
 249         struct input_method *input_method;
 250 };
 251
 252 struct weston_shader {
 253         GLuint program;
 254         GLuint vertex_shader, fragment_shader;
 255         GLint proj_uniform;
 256         GLint tex_uniforms[3];
 257         GLint alpha_uniform;
 258         GLint color_uniform;
 259 };
 260
 261 enum {
 262         WESTON_COMPOSITOR_ACTIVE,
 263         WESTON_COMPOSITOR_IDLE,         /* shell->unlock called on activity */
 264         WESTON_COMPOSITOR_SLEEPING      /* no rendering, no frame events */
 265 };
 266
 267 struct weston_layer {
 268         struct wl_list surface_list;
 269         struct wl_list link;
 270 };
 271
 272 struct weston_plane {
 273         pixman_region32_t damage;
 274         pixman_region32_t opaque;
 275         int32_t x, y;
 276 };
 277
 278 struct weston_renderer {
 279         void (*repaint_output)(struct weston_output *output,
 280                                pixman_region32_t *output_damage);
 281         void (*flush_damage)(struct weston_surface *surface);
 282         void (*attach)(struct weston_surface *es, struct wl_buffer *buffer);
 283         void (*destroy_surface)(struct weston_surface *surface);
 284 };
 285
 286 struct weston_compositor {
 287         struct wl_signal destroy_signal;
 288
 289         struct weston_shader texture_shader_rgba;
 290         struct weston_shader texture_shader_rgbx;
 291         struct weston_shader texture_shader_egl_external;
 292         struct weston_shader texture_shader_y_uv;
 293         struct weston_shader texture_shader_y_u_v;
 294         struct weston_shader texture_shader_y_xuxv;
 295         struct weston_shader solid_shader;
 296         struct weston_shader *current_shader;
 297         struct wl_display *wl_display;
 298         struct weston_shell_interface shell_interface;
 299
 300         struct wl_signal activate_signal;
 301         struct wl_signal kill_signal;
 302         struct wl_signal lock_signal;
 303         struct wl_signal unlock_signal;
 304
 305         struct wl_signal show_input_panel_signal;
 306         struct wl_signal hide_input_panel_signal;
 307
 308         struct wl_event_loop *input_loop;
 309         struct wl_event_source *input_loop_source;
 310
 311         struct weston_layer fade_layer;
 312         struct weston_layer cursor_layer;
 313
 314         struct wl_list output_list;
 315         struct wl_list seat_list;
 316         struct wl_list layer_list;
 317         struct wl_list surface_list;
 318         struct wl_list key_binding_list;
 319         struct wl_list button_binding_list;
 320         struct wl_list axis_binding_list;
 321         struct wl_list debug_binding_list;
 322         struct {
 323                 struct weston_spring spring;
 324                 struct weston_animation animation;
 325                 struct weston_surface *surface;
 326         } fade;
 327
 328         uint32_t state;
 329         struct wl_event_source *idle_source;
 330         uint32_t idle_inhibit;
 331         int option_idle_time;           /* default timeout, s */
 332         int idle_time;                  /* effective timeout, s */
 333
 334         /* Repaint state. */
 335         struct wl_array vertices;
 336         struct wl_array indices; /* only used in compositor-wayland */
 337         struct wl_array vtxcnt;
 338         struct weston_plane primary_plane;
 339         int fan_debug;
 340
 341         uint32_t focus;
 342
 343         struct weston_renderer *renderer;
 344
 345         PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC
 346                 image_target_renderbuffer_storage;
 347         PFNGLEGLIMAGETARGETTEXTURE2DOESPROC image_target_texture_2d;
 348         PFNEGLCREATEIMAGEKHRPROC create_image;
 349         PFNEGLDESTROYIMAGEKHRPROC destroy_image;
 350
 351         int has_unpack_subimage;
 352         GLenum read_format;
 353
 354         PFNEGLBINDWAYLANDDISPLAYWL bind_display;
 355         PFNEGLUNBINDWAYLANDDISPLAYWL unbind_display;
 356         PFNEGLQUERYWAYLANDBUFFERWL query_buffer;
 357         int has_bind_display;
 358
 359         int has_egl_image_external;
 360
 361         void (*destroy)(struct weston_compositor *ec);
 362         void (*restore)(struct weston_compositor *ec);
 363         int (*authenticate)(struct weston_compositor *c, uint32_t id);
 364
 365         void (*ping_handler)(struct weston_surface *surface, uint32_t serial);
 366
 367         int launcher_sock;
 368
 369         uint32_t output_id_pool;
 370
 371         struct xkb_rule_names xkb_names;
 372         struct xkb_context *xkb_context;
 373         struct weston_xkb_info xkb_info;
 374 };
 375
 376 struct weston_region {
 377         struct wl_resource resource;
 378         pixman_region32_t region;
 379 };
 380
 381 /* Using weston_surface transformations
 382  *
 383  * To add a transformation to a surface, create a struct weston_transform, and
 384  * add it to the list surface->geometry.transformation_list. Whenever you
 385  * change the list, anything under surface->geometry, or anything in the
 386  * weston_transforms linked into the list, you must set
 387  * surface->geometry.dirty = 1.
 388  *
 389  * The order in the list defines the order of transformations. Let the list
 390  * contain the transformation matrices M1, ..., Mn as head to tail. The
 391  * transformation is applied to surface-local coordinate vector p as
 392  *    P = Mn * ... * M2 * M1 * p
 393  * to produce the global coordinate vector P. The total transform
 394  *    Mn * ... * M2 * M1
 395  * is cached in surface->transform.matrix, and the inverse of it in
 396  * surface->transform.inverse.
 397  *
 398  * The list always contains surface->transform.position transformation, which
 399  * is the translation by surface->geometry.x and y.
 400  *
 401  * If you want to apply a transformation in local coordinates, add your
 402  * weston_transform to the head of the list. If you want to apply a
 403  * transformation in global coordinates, add it to the tail of the list.
 404  */
 405
 406 struct weston_surface {
 407         struct wl_surface surface;
 408         struct weston_compositor *compositor;
 409         GLuint textures[3];
 410         int num_textures;
 411         pixman_region32_t texture_damage;
 412         pixman_region32_t clip;
 413         pixman_region32_t damage;
 414         pixman_region32_t opaque;
 415         pixman_region32_t input;
 416         int32_t pitch;
 417         struct wl_list link;
 418         struct wl_list layer_link;
 419         struct weston_shader *shader;
 420         GLfloat color[4];
 421         float alpha;
 422         struct weston_plane *plane;
 423
 424         /* Surface geometry state, mutable.
 425          * If you change anything, set dirty = 1.
 426          * That includes the transformations referenced from the list.
 427          */
 428         struct {
 429                 float x, y; /* surface translation on display */
 430                 int32_t width, height;
 431
 432                 /* struct weston_transform */
 433                 struct wl_list transformation_list;
 434
 435                 int dirty;
 436         } geometry;
 437
 438         /* State derived from geometry state, read-only.
 439          * This is updated by weston_surface_update_transform().
 440          */
 441         struct {
 442                 pixman_region32_t boundingbox;
 443                 pixman_region32_t opaque;
 444
 445                 /* matrix and inverse are used only if enabled = 1.
 446                  * If enabled = 0, use x, y, width, height directly.
 447                  */
 448                 int enabled;
 449                 struct weston_matrix matrix;
 450                 struct weston_matrix inverse;
 451
 452                 struct weston_transform position; /* matrix from x, y */
 453         } transform;
 454
 455         /*
 456          * Which output to vsync this surface to.
 457          * Used to determine, whether to send or queue frame events.
 458          * Must be NULL, if 'link' is not in weston_compositor::surface_list.
 459          */
 460         struct weston_output *output;
 461
 462         /*
 463          * A more complete representation of all outputs this surface is
 464          * displayed on.
 465          */
 466         uint32_t output_mask;
 467
 468         struct wl_list frame_callback_list;
 469
 470         EGLImageKHR images[3];
 471         GLenum target;
 472         int num_images;
 473
 474         struct wl_buffer *buffer;
 475         struct wl_listener buffer_destroy_listener;
 476
 477         /* All the pending state, that wl_surface.commit will apply. */
 478         struct {
 479                 /* wl_surface.attach */
 480                 int remove_contents;
 481                 struct wl_buffer *buffer;
 482                 struct wl_listener buffer_destroy_listener;
 483                 int32_t sx;
 484                 int32_t sy;
 485
 486                 /* wl_surface.damage */
 487                 pixman_region32_t damage;
 488
 489                 /* wl_surface.set_opaque_region */
 490                 pixman_region32_t opaque;
 491
 492                 /* wl_surface.set_input_region */
 493                 pixman_region32_t input;
 494
 495                 /* wl_surface.frame */
 496                 struct wl_list frame_callback_list;
 497         } pending;
 498
 499         /*
 500          * If non-NULL, this function will be called on surface::attach after
 501          * a new buffer has been set up for this surface. The integer params
 502          * are the sx and sy paramerters supplied to surface::attach .
 503          */
 504         void (*configure)(struct weston_surface *es, int32_t sx, int32_t sy);
 505         void *private;
 506 };
 507
 508 enum weston_key_state_update {
 509         STATE_UPDATE_AUTOMATIC,
 510         STATE_UPDATE_NONE,
 511 };
 512
 513 void
 514 weston_surface_update_transform(struct weston_surface *surface);
 515
 516 void
 517 weston_surface_to_global_fixed(struct weston_surface *surface,
 518                                wl_fixed_t sx, wl_fixed_t sy,
 519                                wl_fixed_t *x, wl_fixed_t *y);
 520 void
 521 weston_surface_to_global_float(struct weston_surface *surface,
 522                                float sx, float sy, float *x, float *y);
 523
 524 void
 525 weston_surface_from_global_float(struct weston_surface *surface,
 526                                  float x, float y, float *sx, float *sy);
 527 void
 528 weston_surface_from_global(struct weston_surface *surface,
 529                            int32_t x, int32_t y, int32_t *sx, int32_t *sy);
 530 void
 531 weston_surface_from_global_fixed(struct weston_surface *surface,
 532                                  wl_fixed_t x, wl_fixed_t y,
 533                                  wl_fixed_t *sx, wl_fixed_t *sy);
 534
 535 void
 536 weston_spring_init(struct weston_spring *spring,
 537                    double k, double current, double target);
 538 void
 539 weston_spring_update(struct weston_spring *spring, uint32_t msec);
 540 int
 541 weston_spring_done(struct weston_spring *spring);
 542
 543 void
 544 weston_surface_activate(struct weston_surface *surface,
 545                         struct weston_seat *seat);
 546 void
 547 notify_motion(struct weston_seat *seat, uint32_t time,
 548               wl_fixed_t x, wl_fixed_t y);
 549 void
 550 notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
 551               enum wl_pointer_button_state state);
 552 void
 553 notify_axis(struct weston_seat *seat, uint32_t time, uint32_t axis,
 554             wl_fixed_t value);
 555 void
 556 notify_key(struct weston_seat *seat, uint32_t time, uint32_t key,
 557            enum wl_keyboard_key_state state,
 558            enum weston_key_state_update update_state);
 559 void
 560 notify_modifiers(struct weston_seat *seat, uint32_t serial);
 561
 562 void
 563 notify_pointer_focus(struct weston_seat *seat, struct weston_output *output,
 564                      wl_fixed_t x, wl_fixed_t y);
 565
 566 void
 567 notify_keyboard_focus_in(struct weston_seat *seat, struct wl_array *keys,
 568                          enum weston_key_state_update update_state);
 569 void
 570 notify_keyboard_focus_out(struct weston_seat *seat);
 571
 572 void
 573 notify_touch(struct weston_seat *seat, uint32_t time, int touch_id,
 574              wl_fixed_t x, wl_fixed_t y, int touch_type);
 575
 576 void
 577 weston_layer_init(struct weston_layer *layer, struct wl_list *below);
 578
 579 void
 580 weston_plane_init(struct weston_plane *plane, int32_t x, int32_t y);
 581 void
 582 weston_plane_release(struct weston_plane *plane);
 583
 584 void
 585 weston_output_finish_frame(struct weston_output *output, uint32_t msecs);
 586 void
 587 weston_output_schedule_repaint(struct weston_output *output);
 588 void
 589 weston_output_damage(struct weston_output *output);
 590 void
 591 weston_compositor_schedule_repaint(struct weston_compositor *compositor);
 592 void
 593 weston_compositor_fade(struct weston_compositor *compositor, float tint);
 594 void
 595 weston_compositor_damage_all(struct weston_compositor *compositor);
 596 void
 597 weston_compositor_unlock(struct weston_compositor *compositor);
 598 void
 599 weston_compositor_wake(struct weston_compositor *compositor);
 600 void
 601 weston_compositor_activity(struct weston_compositor *compositor);
 602 void
 603 weston_compositor_update_drag_surfaces(struct weston_compositor *compositor);
 604
 605
 606 struct weston_binding;
 607 typedef void (*weston_key_binding_handler_t)(struct wl_seat *seat,
 608                                              uint32_t time, uint32_t key,
 609                                              void *data);
 610 struct weston_binding *
 611 weston_compositor_add_key_binding(struct weston_compositor *compositor,
 612                                   uint32_t key,
 613                                   enum weston_keyboard_modifier modifier,
 614                                   weston_key_binding_handler_t binding,
 615                                   void *data);
 616
 617 typedef void (*weston_button_binding_handler_t)(struct wl_seat *seat,
 618                                                 uint32_t time, uint32_t button,
 619                                                 void *data);
 620 struct weston_binding *
 621 weston_compositor_add_button_binding(struct weston_compositor *compositor,
 622                                      uint32_t button,
 623                                      enum weston_keyboard_modifier modifier,
 624                                      weston_button_binding_handler_t binding,
 625                                      void *data);
 626
 627 typedef void (*weston_axis_binding_handler_t)(struct wl_seat *seat,
 628                                               uint32_t time, uint32_t axis,
 629                                               wl_fixed_t value, void *data);
 630 struct weston_binding *
 631 weston_compositor_add_axis_binding(struct weston_compositor *compositor,
 632                                    uint32_t axis,
 633                                    enum weston_keyboard_modifier modifier,
 634                                    weston_axis_binding_handler_t binding,
 635                                    void *data);
 636 struct weston_binding *
 637 weston_compositor_add_debug_binding(struct weston_compositor *compositor,
 638                                     uint32_t key,
 639                                     weston_key_binding_handler_t binding,
 640                                     void *data);
 641 void
 642 weston_binding_destroy(struct weston_binding *binding);
 643
 644 void
 645 weston_binding_list_destroy_all(struct wl_list *list);
 646
 647 void
 648 weston_compositor_run_key_binding(struct weston_compositor *compositor,
 649                                   struct weston_seat *seat, uint32_t time,
 650                                   uint32_t key,
 651                                   enum wl_keyboard_key_state state);
 652 void
 653 weston_compositor_run_button_binding(struct weston_compositor *compositor,
 654                                      struct weston_seat *seat, uint32_t time,
 655                                      uint32_t button,
 656                                      enum wl_pointer_button_state value);
 657 void
 658 weston_compositor_run_axis_binding(struct weston_compositor *compositor,
 659                                    struct weston_seat *seat, uint32_t time,
 660                                    uint32_t axis, int32_t value);
 661 int
 662 weston_compositor_run_debug_binding(struct weston_compositor *compositor,
 663                                     struct weston_seat *seat, uint32_t time,
 664                                     uint32_t key,
 665                                     enum wl_keyboard_key_state state);
 666
 667 int
 668 weston_environment_get_fd(const char *env);
 669
 670 struct wl_list *
 671 weston_compositor_top(struct weston_compositor *compositor);
 672
 673 struct weston_surface *
 674 weston_surface_create(struct weston_compositor *compositor);
 675
 676 void
 677 weston_surface_configure(struct weston_surface *surface,
 678                          float x, float y, int width, int height);
 679
 680 void
 681 weston_surface_restack(struct weston_surface *surface, struct wl_list *below);
 682
 683 void
 684 weston_surface_set_position(struct weston_surface *surface,
 685                             float x, float y);
 686
 687 int
 688 weston_surface_is_mapped(struct weston_surface *surface);
 689
 690 void
 691 weston_surface_schedule_repaint(struct weston_surface *surface);
 692
 693 void
 694 weston_surface_damage(struct weston_surface *surface);
 695
 696 void
 697 weston_surface_damage_below(struct weston_surface *surface);
 698
 699 void
 700 weston_surface_move_to_plane(struct weston_surface *surface,
 701                              struct weston_plane *plane);
 702 void
 703 weston_surface_unmap(struct weston_surface *surface);
 704
 705 void
 706 weston_buffer_post_release(struct wl_buffer *buffer);
 707
 708 uint32_t
 709 weston_compositor_get_time(void);
 710
 711 int
 712 weston_compositor_init(struct weston_compositor *ec, struct wl_display *display,
 713                        int argc, char *argv[], const char *config_file);
 714 void
 715 weston_compositor_shutdown(struct weston_compositor *ec);
 716 void
 717 weston_text_cursor_position_notify(struct weston_surface *surface,
 718                                                 wl_fixed_t x, wl_fixed_t y);
 719 void
 720 weston_output_init_zoom(struct weston_output *output);
 721 void
 722 weston_output_update_zoom(struct weston_output *output, uint32_t type);
 723 void
 724 weston_output_update_matrix(struct weston_output *output);
 725 void
 726 weston_output_move(struct weston_output *output, int x, int y);
 727 void
 728 weston_output_init(struct weston_output *output, struct weston_compositor *c,
 729                    int x, int y, int width, int height, uint32_t transform);
 730 void
 731 weston_output_destroy(struct weston_output *output);
 732
 733 void
 734 weston_seat_init(struct weston_seat *seat, struct weston_compositor *ec);
 735 void
 736 weston_seat_init_pointer(struct weston_seat *seat);
 737 void
 738 weston_seat_init_keyboard(struct weston_seat *seat, struct xkb_keymap *keymap);
 739 void
 740 weston_seat_init_touch(struct weston_seat *seat);
 741
 742 void
 743 weston_seat_release(struct weston_seat *seat);
 744
 745 /* String literal of spaces, the same width as the timestamp. */
 746 #define STAMP_SPACE "               "
 747
 748 void
 749 weston_log_file_open(const char *filename);
 750 void
 751 weston_log_file_close(void);
 752 int
 753 weston_log(const char *fmt, ...)
 754         __attribute__ ((format (printf, 1, 2)));
 755 int
 756 weston_log_continue(const char *fmt, ...)
 757         __attribute__ ((format (printf, 1, 2)));
 758
 759 enum {
 760         TTY_ENTER_VT,
 761         TTY_LEAVE_VT
 762 };
 763
 764 typedef void (*tty_vt_func_t)(struct weston_compositor *compositor, int event);
 765
 766 struct tty *
 767 tty_create(struct weston_compositor *compositor,
 768            tty_vt_func_t vt_func, int tty_nr);
 769
 770 void
 771 tty_destroy(struct tty *tty);
 772
 773 void
 774 tty_reset(struct tty *tty);
 775
 776 int
 777 tty_activate_vt(struct tty *tty, int vt);
 778
 779 void
 780 screenshooter_create(struct weston_compositor *ec);
 781
 782 struct clipboard *
 783 clipboard_create(struct weston_seat *seat);
 784
 785 void
 786 text_cursor_position_notifier_create(struct weston_compositor *ec);
 787
 788 void
 789 text_model_factory_create(struct weston_compositor *ec);
 790
 791 void
 792 input_method_create(struct weston_compositor *ec,
 793                     struct weston_seat *seat);
 794
 795 struct weston_process;
 796 typedef void (*weston_process_cleanup_func_t)(struct weston_process *process,
 797                                             int status);
 798
 799 struct weston_process {
 800         pid_t pid;
 801         weston_process_cleanup_func_t cleanup;
 802         struct wl_list link;
 803 };
 804
 805 struct wl_client *
 806 weston_client_launch(struct weston_compositor *compositor,
 807                      struct weston_process *proc,
 808                      const char *path,
 809                      weston_process_cleanup_func_t cleanup);
 810
 811 void
 812 weston_watch_process(struct weston_process *process);
 813
 814 struct weston_surface_animation;
 815 typedef void (*weston_surface_animation_done_func_t)(struct weston_surface_animation *animation, void *data);
 816
 817 struct weston_surface_animation *
 818 weston_zoom_run(struct weston_surface *surface, float start, float stop,
 819                 weston_surface_animation_done_func_t done, void *data);
 820
 821 struct weston_surface_animation *
 822 weston_fade_run(struct weston_surface *surface,
 823                 weston_surface_animation_done_func_t done, void *data);
 824 struct weston_surface_animation *
 825 weston_slide_run(struct weston_surface *surface, float start, float stop,
 826                  weston_surface_animation_done_func_t done, void *data);
 827
 828 void
 829 weston_surface_set_color(struct weston_surface *surface,
 830                          float red, float green, float blue, float alpha);
 831
 832 void
 833 weston_surface_destroy(struct weston_surface *surface);
 834
 835 int
 836 weston_output_switch_mode(struct weston_output *output, struct weston_mode *mode);
 837
 838 extern const EGLint gles2_renderer_opaque_attribs[];
 839 extern const EGLint gles2_renderer_alpha_attribs[];
 840
 841 int
 842 gles2_renderer_create(struct weston_compositor *ec, EGLNativeDisplayType display,
 843         const EGLint *attribs, const EGLint *visual_id);
 844 EGLDisplay
 845 gles2_renderer_display(struct weston_compositor *ec);
 846 int
 847 gles2_renderer_output_create(struct weston_output *output,
 848                                     EGLNativeWindowType window);
 849 void
 850 gles2_renderer_output_destroy(struct weston_output *output);
 851 EGLSurface
 852 gles2_renderer_output_surface(struct weston_output *output);
 853 void
 854 gles2_renderer_set_border(struct weston_compositor *ec, int32_t width, int32_t height, void *data,
 855                           int32_t *edges);
 856 void
 857 gles2_renderer_destroy(struct weston_compositor *ec);
 858
 859 int
 860 noop_renderer_init(struct weston_compositor *ec);
 861 void
 862 noop_renderer_destroy(struct weston_compositor *ec);
 863
 864 struct weston_compositor *
 865 backend_init(struct wl_display *display, int argc, char *argv[],
 866             const char *config_file);
 867
 868 int
 869 module_init(struct weston_compositor *compositor);
 870
 871 #endif