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         EGLSurface egl_surface;
 158         struct wl_list link;
 159         struct wl_list resource_list;
 160         struct wl_global *global;
 161         struct weston_compositor *compositor;
 162         struct weston_matrix matrix;
 163         struct wl_list animation_list;
 164         int32_t x, y, width, height;
 165         int32_t mm_width, mm_height;
 166         struct weston_border border;
 167         pixman_region32_t region;
 168         int current_buffer;
 169         pixman_region32_t buffer_damage[2];
 170         int repaint_needed;
 171         int repaint_scheduled;
 172         struct weston_output_zoom zoom;
 173         int dirty;
 174         struct wl_signal frame_signal;
 175         uint32_t frame_time;
 176         int disable_planes;
 177
 178         char *make, *model;
 179         uint32_t subpixel;
 180         uint32_t transform;
 181
 182         struct weston_mode *current;
 183         struct weston_mode *origin;
 184         struct wl_list mode_list;
 185
 186         void (*repaint)(struct weston_output *output,
 187                         pixman_region32_t *damage);
 188         void (*destroy)(struct weston_output *output);
 189         void (*assign_planes)(struct weston_output *output);
 190         int (*switch_mode)(struct weston_output *output, struct weston_mode *mode);
 191
 192         /* backlight values are on 0-255 range, where higher is brighter */
 193         uint32_t backlight_current;
 194         void (*set_backlight)(struct weston_output *output, uint32_t value);
 195         void (*set_dpms)(struct weston_output *output, enum dpms_enum level);
 196 };
 197
 198 struct weston_xkb_info {
 199         struct xkb_keymap *keymap;
 200         int keymap_fd;
 201         size_t keymap_size;
 202         char *keymap_area;
 203         xkb_mod_index_t shift_mod;
 204         xkb_mod_index_t caps_mod;
 205         xkb_mod_index_t ctrl_mod;
 206         xkb_mod_index_t alt_mod;
 207         xkb_mod_index_t mod2_mod;
 208         xkb_mod_index_t mod3_mod;
 209         xkb_mod_index_t super_mod;
 210         xkb_mod_index_t mod5_mod;
 211         xkb_led_index_t num_led;
 212         xkb_led_index_t caps_led;
 213         xkb_led_index_t scroll_led;
 214 };
 215
 216 struct weston_seat {
 217         struct wl_seat seat;
 218         struct wl_pointer pointer;
 219         int has_pointer;
 220         struct wl_keyboard keyboard;
 221         int has_keyboard;
 222         struct wl_touch touch;
 223         int has_touch;
 224
 225         struct weston_compositor *compositor;
 226         struct weston_surface *sprite;
 227         struct wl_listener sprite_destroy_listener;
 228         struct weston_surface *drag_surface;
 229         struct wl_listener drag_surface_destroy_listener;
 230         int32_t hotspot_x, hotspot_y;
 231         struct wl_list link;
 232         enum weston_keyboard_modifier modifier_state;
 233         struct wl_surface *saved_kbd_focus;
 234         struct wl_listener saved_kbd_focus_listener;
 235
 236         uint32_t num_tp;
 237
 238         struct wl_listener new_drag_icon_listener;
 239
 240         void (*led_update)(struct weston_seat *ws, enum weston_led leds);
 241
 242         struct weston_xkb_info xkb_info;
 243         struct {
 244                 struct xkb_state *state;
 245                 enum weston_led leds;
 246         } xkb_state;
 247
 248         struct input_method *input_method;
 249 };
 250
 251 struct weston_shader {
 252         GLuint program;
 253         GLuint vertex_shader, fragment_shader;
 254         GLint proj_uniform;
 255         GLint tex_uniforms[3];
 256         GLint alpha_uniform;
 257         GLint color_uniform;
 258 };
 259
 260 enum {
 261         WESTON_COMPOSITOR_ACTIVE,
 262         WESTON_COMPOSITOR_IDLE,         /* shell->unlock called on activity */
 263         WESTON_COMPOSITOR_SLEEPING      /* no rendering, no frame events */
 264 };
 265
 266 struct weston_layer {
 267         struct wl_list surface_list;
 268         struct wl_list link;
 269 };
 270
 271 struct weston_plane {
 272         pixman_region32_t damage;
 273         pixman_region32_t opaque;
 274         int32_t x, y;
 275 };
 276
 277 struct weston_renderer {
 278         void (*repaint_output)(struct weston_output *output,
 279                                pixman_region32_t *output_damage);
 280         void (*flush_damage)(struct weston_surface *surface);
 281         void (*attach)(struct weston_surface *es, struct wl_buffer *buffer);
 282         void (*destroy_surface)(struct weston_surface *surface);
 283 };
 284
 285 struct weston_compositor {
 286         struct wl_signal destroy_signal;
 287
 288         EGLDisplay egl_display;
 289         EGLContext egl_context;
 290         EGLConfig egl_config;
 291         struct weston_shader texture_shader_rgba;
 292         struct weston_shader texture_shader_rgbx;
 293         struct weston_shader texture_shader_egl_external;
 294         struct weston_shader texture_shader_y_uv;
 295         struct weston_shader texture_shader_y_u_v;
 296         struct weston_shader texture_shader_y_xuxv;
 297         struct weston_shader solid_shader;
 298         struct weston_shader *current_shader;
 299         struct wl_display *wl_display;
 300         struct weston_shell_interface shell_interface;
 301
 302         struct wl_signal activate_signal;
 303         struct wl_signal kill_signal;
 304         struct wl_signal lock_signal;
 305         struct wl_signal unlock_signal;
 306
 307         struct wl_signal show_input_panel_signal;
 308         struct wl_signal hide_input_panel_signal;
 309
 310         struct wl_event_loop *input_loop;
 311         struct wl_event_source *input_loop_source;
 312
 313         struct weston_layer fade_layer;
 314         struct weston_layer cursor_layer;
 315
 316         struct wl_list output_list;
 317         struct wl_list seat_list;
 318         struct wl_list layer_list;
 319         struct wl_list surface_list;
 320         struct wl_list key_binding_list;
 321         struct wl_list button_binding_list;
 322         struct wl_list axis_binding_list;
 323         struct {
 324                 struct weston_spring spring;
 325                 struct weston_animation animation;
 326                 struct weston_surface *surface;
 327         } fade;
 328
 329         uint32_t state;
 330         struct wl_event_source *idle_source;
 331         uint32_t idle_inhibit;
 332         int option_idle_time;           /* default timeout, s */
 333         int idle_time;                  /* effective timeout, s */
 334
 335         /* Repaint state. */
 336         struct wl_array vertices;
 337         struct wl_array indices; /* only used in compositor-wayland */
 338         struct wl_array vtxcnt;
 339         struct weston_plane primary_plane;
 340         int fan_debug;
 341
 342         uint32_t focus;
 343
 344         struct weston_renderer *renderer;
 345
 346         PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC
 347                 image_target_renderbuffer_storage;
 348         PFNGLEGLIMAGETARGETTEXTURE2DOESPROC image_target_texture_2d;
 349         PFNEGLCREATEIMAGEKHRPROC create_image;
 350         PFNEGLDESTROYIMAGEKHRPROC destroy_image;
 351
 352         int has_unpack_subimage;
 353         GLenum read_format;
 354
 355         PFNEGLBINDWAYLANDDISPLAYWL bind_display;
 356         PFNEGLUNBINDWAYLANDDISPLAYWL unbind_display;
 357         PFNEGLQUERYWAYLANDBUFFERWL query_buffer;
 358         int has_bind_display;
 359
 360         void (*destroy)(struct weston_compositor *ec);
 361         void (*restore)(struct weston_compositor *ec);
 362         int (*authenticate)(struct weston_compositor *c, uint32_t id);
 363
 364         void (*ping_handler)(struct weston_surface *surface, uint32_t serial);
 365
 366         int launcher_sock;
 367
 368         uint32_t output_id_pool;
 369
 370         struct xkb_rule_names xkb_names;
 371         struct xkb_context *xkb_context;
 372         struct weston_xkb_info xkb_info;
 373 };
 374
 375 struct weston_region {
 376         struct wl_resource resource;
 377         pixman_region32_t region;
 378 };
 379
 380 /* Using weston_surface transformations
 381  *
 382  * To add a transformation to a surface, create a struct weston_transform, and
 383  * add it to the list surface->geometry.transformation_list. Whenever you
 384  * change the list, anything under surface->geometry, or anything in the
 385  * weston_transforms linked into the list, you must set
 386  * surface->geometry.dirty = 1.
 387  *
 388  * The order in the list defines the order of transformations. Let the list
 389  * contain the transformation matrices M1, ..., Mn as head to tail. The
 390  * transformation is applied to surface-local coordinate vector p as
 391  *    P = Mn * ... * M2 * M1 * p
 392  * to produce the global coordinate vector P. The total transform
 393  *    Mn * ... * M2 * M1
 394  * is cached in surface->transform.matrix, and the inverse of it in
 395  * surface->transform.inverse.
 396  *
 397  * The list always contains surface->transform.position transformation, which
 398  * is the translation by surface->geometry.x and y.
 399  *
 400  * If you want to apply a transformation in local coordinates, add your
 401  * weston_transform to the head of the list. If you want to apply a
 402  * transformation in global coordinates, add it to the tail of the list.
 403  */
 404
 405 struct weston_surface {
 406         struct wl_surface surface;
 407         struct weston_compositor *compositor;
 408         GLuint textures[3];
 409         int num_textures;
 410         pixman_region32_t clip;
 411         pixman_region32_t damage;
 412         pixman_region32_t opaque;
 413         pixman_region32_t input;
 414         int32_t pitch;
 415         struct wl_list link;
 416         struct wl_list layer_link;
 417         struct weston_shader *shader;
 418         GLfloat color[4];
 419         float alpha;
 420         struct weston_plane *plane;
 421
 422         /* Surface geometry state, mutable.
 423          * If you change anything, set dirty = 1.
 424          * That includes the transformations referenced from the list.
 425          */
 426         struct {
 427                 float x, y; /* surface translation on display */
 428                 int32_t width, height;
 429
 430                 /* struct weston_transform */
 431                 struct wl_list transformation_list;
 432
 433                 int dirty;
 434         } geometry;
 435
 436         /* State derived from geometry state, read-only.
 437          * This is updated by weston_surface_update_transform().
 438          */
 439         struct {
 440                 pixman_region32_t boundingbox;
 441                 pixman_region32_t opaque;
 442
 443                 /* matrix and inverse are used only if enabled = 1.
 444                  * If enabled = 0, use x, y, width, height directly.
 445                  */
 446                 int enabled;
 447                 struct weston_matrix matrix;
 448                 struct weston_matrix inverse;
 449
 450                 struct weston_transform position; /* matrix from x, y */
 451         } transform;
 452
 453         /*
 454          * Which output to vsync this surface to.
 455          * Used to determine, whether to send or queue frame events.
 456          * Must be NULL, if 'link' is not in weston_compositor::surface_list.
 457          */
 458         struct weston_output *output;
 459
 460         /*
 461          * A more complete representation of all outputs this surface is
 462          * displayed on.
 463          */
 464         uint32_t output_mask;
 465
 466         struct wl_list frame_callback_list;
 467
 468         EGLImageKHR images[3];
 469         GLenum target;
 470         int num_images;
 471
 472         struct wl_buffer *buffer;
 473         struct wl_listener buffer_destroy_listener;
 474
 475         /* All the pending state, that wl_surface.commit will apply. */
 476         struct {
 477                 /* wl_surface.attach */
 478                 int remove_contents;
 479                 struct wl_buffer *buffer;
 480                 struct wl_listener buffer_destroy_listener;
 481                 int32_t sx;
 482                 int32_t sy;
 483
 484                 /* wl_surface.damage */
 485                 pixman_region32_t damage;
 486
 487                 /* wl_surface.set_opaque_region */
 488                 pixman_region32_t opaque;
 489
 490                 /* wl_surface.set_input_region */
 491                 pixman_region32_t input;
 492
 493                 /* wl_surface.frame */
 494                 struct wl_list frame_callback_list;
 495         } pending;
 496
 497         /*
 498          * If non-NULL, this function will be called on surface::attach after
 499          * a new buffer has been set up for this surface. The integer params
 500          * are the sx and sy paramerters supplied to surface::attach .
 501          */
 502         void (*configure)(struct weston_surface *es, int32_t sx, int32_t sy);
 503         void *private;
 504 };
 505
 506 enum weston_key_state_update {
 507         STATE_UPDATE_AUTOMATIC,
 508         STATE_UPDATE_NONE,
 509 };
 510
 511 void
 512 weston_surface_update_transform(struct weston_surface *surface);
 513
 514 void
 515 weston_surface_to_global_fixed(struct weston_surface *surface,
 516                                wl_fixed_t sx, wl_fixed_t sy,
 517                                wl_fixed_t *x, wl_fixed_t *y);
 518 void
 519 weston_surface_to_global_float(struct weston_surface *surface,
 520                                float sx, float sy, float *x, float *y);
 521
 522 void
 523 weston_surface_from_global_float(struct weston_surface *surface,
 524                                  float x, float y, float *sx, float *sy);
 525 void
 526 weston_surface_from_global(struct weston_surface *surface,
 527                            int32_t x, int32_t y, int32_t *sx, int32_t *sy);
 528 void
 529 weston_surface_from_global_fixed(struct weston_surface *surface,
 530                                  wl_fixed_t x, wl_fixed_t y,
 531                                  wl_fixed_t *sx, wl_fixed_t *sy);
 532
 533 void
 534 weston_spring_init(struct weston_spring *spring,
 535                    double k, double current, double target);
 536 void
 537 weston_spring_update(struct weston_spring *spring, uint32_t msec);
 538 int
 539 weston_spring_done(struct weston_spring *spring);
 540
 541 void
 542 weston_surface_activate(struct weston_surface *surface,
 543                         struct weston_seat *seat);
 544 void
 545 notify_motion(struct weston_seat *seat, uint32_t time,
 546               wl_fixed_t x, wl_fixed_t y);
 547 void
 548 notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
 549               enum wl_pointer_button_state state);
 550 void
 551 notify_axis(struct weston_seat *seat, uint32_t time, uint32_t axis,
 552             wl_fixed_t value);
 553 void
 554 notify_key(struct weston_seat *seat, uint32_t time, uint32_t key,
 555            enum wl_keyboard_key_state state,
 556            enum weston_key_state_update update_state);
 557 void
 558 notify_modifiers(struct weston_seat *seat, uint32_t serial);
 559
 560 void
 561 notify_pointer_focus(struct weston_seat *seat, struct weston_output *output,
 562                      wl_fixed_t x, wl_fixed_t y);
 563
 564 void
 565 notify_keyboard_focus_in(struct weston_seat *seat, struct wl_array *keys,
 566                          enum weston_key_state_update update_state);
 567 void
 568 notify_keyboard_focus_out(struct weston_seat *seat);
 569
 570 void
 571 notify_touch(struct weston_seat *seat, uint32_t time, int touch_id,
 572              wl_fixed_t x, wl_fixed_t y, int touch_type);
 573
 574 void
 575 weston_layer_init(struct weston_layer *layer, struct wl_list *below);
 576
 577 void
 578 weston_plane_init(struct weston_plane *plane, int32_t x, int32_t y);
 579 void
 580 weston_plane_release(struct weston_plane *plane);
 581
 582 void
 583 weston_output_finish_frame(struct weston_output *output, uint32_t msecs);
 584 void
 585 weston_output_schedule_repaint(struct weston_output *output);
 586 void
 587 weston_output_damage(struct weston_output *output);
 588 void
 589 weston_compositor_schedule_repaint(struct weston_compositor *compositor);
 590 void
 591 weston_compositor_fade(struct weston_compositor *compositor, float tint);
 592 void
 593 weston_compositor_damage_all(struct weston_compositor *compositor);
 594 void
 595 weston_compositor_unlock(struct weston_compositor *compositor);
 596 void
 597 weston_compositor_wake(struct weston_compositor *compositor);
 598 void
 599 weston_compositor_activity(struct weston_compositor *compositor);
 600 void
 601 weston_compositor_update_drag_surfaces(struct weston_compositor *compositor);
 602
 603
 604 struct weston_binding;
 605 typedef void (*weston_key_binding_handler_t)(struct wl_seat *seat,
 606                                              uint32_t time, uint32_t key,
 607                                              void *data);
 608 struct weston_binding *
 609 weston_compositor_add_key_binding(struct weston_compositor *compositor,
 610                                   uint32_t key,
 611                                   enum weston_keyboard_modifier modifier,
 612                                   weston_key_binding_handler_t binding,
 613                                   void *data);
 614
 615 typedef void (*weston_button_binding_handler_t)(struct wl_seat *seat,
 616                                                 uint32_t time, uint32_t button,
 617                                                 void *data);
 618 struct weston_binding *
 619 weston_compositor_add_button_binding(struct weston_compositor *compositor,
 620                                      uint32_t button,
 621                                      enum weston_keyboard_modifier modifier,
 622                                      weston_button_binding_handler_t binding,
 623                                      void *data);
 624
 625 typedef void (*weston_axis_binding_handler_t)(struct wl_seat *seat,
 626                                               uint32_t time, uint32_t axis,
 627                                               wl_fixed_t value, void *data);
 628 struct weston_binding *
 629 weston_compositor_add_axis_binding(struct weston_compositor *compositor,
 630                                    uint32_t axis,
 631                                    enum weston_keyboard_modifier modifier,
 632                                    weston_axis_binding_handler_t binding,
 633                                    void *data);
 634 void
 635 weston_binding_destroy(struct weston_binding *binding);
 636
 637 void
 638 weston_binding_list_destroy_all(struct wl_list *list);
 639
 640 void
 641 weston_compositor_run_key_binding(struct weston_compositor *compositor,
 642                                   struct weston_seat *seat, uint32_t time,
 643                                   uint32_t key,
 644                                   enum wl_keyboard_key_state state);
 645 void
 646 weston_compositor_run_button_binding(struct weston_compositor *compositor,
 647                                      struct weston_seat *seat, uint32_t time,
 648                                      uint32_t button,
 649                                      enum wl_pointer_button_state value);
 650 void
 651 weston_compositor_run_axis_binding(struct weston_compositor *compositor,
 652                                    struct weston_seat *seat, uint32_t time,
 653                                    uint32_t axis, int32_t value);
 654
 655 int
 656 weston_environment_get_fd(const char *env);
 657
 658 struct wl_list *
 659 weston_compositor_top(struct weston_compositor *compositor);
 660
 661 struct weston_surface *
 662 weston_surface_create(struct weston_compositor *compositor);
 663
 664 void
 665 weston_surface_configure(struct weston_surface *surface,
 666                          float x, float y, int width, int height);
 667
 668 void
 669 weston_surface_restack(struct weston_surface *surface, struct wl_list *below);
 670
 671 void
 672 weston_surface_set_position(struct weston_surface *surface,
 673                             float x, float y);
 674
 675 int
 676 weston_surface_is_mapped(struct weston_surface *surface);
 677
 678 void
 679 weston_surface_schedule_repaint(struct weston_surface *surface);
 680
 681 void
 682 weston_surface_damage(struct weston_surface *surface);
 683
 684 void
 685 weston_surface_damage_below(struct weston_surface *surface);
 686
 687 void
 688 weston_surface_move_to_plane(struct weston_surface *surface,
 689                              struct weston_plane *plane);
 690 void
 691 weston_surface_unmap(struct weston_surface *surface);
 692
 693 void
 694 weston_buffer_post_release(struct wl_buffer *buffer);
 695
 696 uint32_t
 697 weston_compositor_get_time(void);
 698
 699 int
 700 weston_compositor_init(struct weston_compositor *ec, struct wl_display *display,
 701                        int argc, char *argv[], const char *config_file);
 702 void
 703 weston_compositor_shutdown(struct weston_compositor *ec);
 704 void
 705 weston_text_cursor_position_notify(struct weston_surface *surface,
 706                                                 wl_fixed_t x, wl_fixed_t y);
 707 void
 708 weston_output_init_zoom(struct weston_output *output);
 709 void
 710 weston_output_update_zoom(struct weston_output *output, uint32_t type);
 711 void
 712 weston_output_update_matrix(struct weston_output *output);
 713 void
 714 weston_output_move(struct weston_output *output, int x, int y);
 715 void
 716 weston_output_init(struct weston_output *output, struct weston_compositor *c,
 717                    int x, int y, int width, int height, uint32_t transform);
 718 void
 719 weston_output_destroy(struct weston_output *output);
 720
 721 void
 722 weston_seat_init(struct weston_seat *seat, struct weston_compositor *ec);
 723 void
 724 weston_seat_init_pointer(struct weston_seat *seat);
 725 int
 726 weston_seat_init_keyboard(struct weston_seat *seat, struct xkb_keymap *keymap);
 727 void
 728 weston_seat_init_touch(struct weston_seat *seat);
 729
 730 void
 731 weston_seat_release(struct weston_seat *seat);
 732
 733 /* String literal of spaces, the same width as the timestamp. */
 734 #define STAMP_SPACE "               "
 735
 736 void
 737 weston_log_file_open(const char *filename);
 738 void
 739 weston_log_file_close(void);
 740 int
 741 weston_log(const char *fmt, ...)
 742         __attribute__ ((format (printf, 1, 2)));
 743 int
 744 weston_log_continue(const char *fmt, ...)
 745         __attribute__ ((format (printf, 1, 2)));
 746
 747 enum {
 748         TTY_ENTER_VT,
 749         TTY_LEAVE_VT
 750 };
 751
 752 typedef void (*tty_vt_func_t)(struct weston_compositor *compositor, int event);
 753
 754 struct tty *
 755 tty_create(struct weston_compositor *compositor,
 756            tty_vt_func_t vt_func, int tty_nr);
 757
 758 void
 759 tty_destroy(struct tty *tty);
 760
 761 void
 762 tty_reset(struct tty *tty);
 763
 764 int
 765 tty_activate_vt(struct tty *tty, int vt);
 766
 767 void
 768 screenshooter_create(struct weston_compositor *ec);
 769
 770 struct clipboard *
 771 clipboard_create(struct weston_seat *seat);
 772
 773 void
 774 text_cursor_position_notifier_create(struct weston_compositor *ec);
 775
 776 void
 777 text_model_factory_create(struct weston_compositor *ec);
 778
 779 void
 780 input_method_create(struct weston_compositor *ec,
 781                     struct weston_seat *seat);
 782
 783 struct weston_process;
 784 typedef void (*weston_process_cleanup_func_t)(struct weston_process *process,
 785                                             int status);
 786
 787 struct weston_process {
 788         pid_t pid;
 789         weston_process_cleanup_func_t cleanup;
 790         struct wl_list link;
 791 };
 792
 793 struct wl_client *
 794 weston_client_launch(struct weston_compositor *compositor,
 795                      struct weston_process *proc,
 796                      const char *path,
 797                      weston_process_cleanup_func_t cleanup);
 798
 799 void
 800 weston_watch_process(struct weston_process *process);
 801
 802 struct weston_surface_animation;
 803 typedef void (*weston_surface_animation_done_func_t)(struct weston_surface_animation *animation, void *data);
 804
 805 struct weston_surface_animation *
 806 weston_zoom_run(struct weston_surface *surface, float start, float stop,
 807                 weston_surface_animation_done_func_t done, void *data);
 808
 809 struct weston_surface_animation *
 810 weston_fade_run(struct weston_surface *surface,
 811                 weston_surface_animation_done_func_t done, void *data);
 812 struct weston_surface_animation *
 813 weston_slide_run(struct weston_surface *surface, float start, float stop,
 814                  weston_surface_animation_done_func_t done, void *data);
 815
 816 void
 817 weston_surface_set_color(struct weston_surface *surface,
 818                          float red, float green, float blue, float alpha);
 819
 820 void
 821 weston_surface_destroy(struct weston_surface *surface);
 822
 823 int
 824 weston_output_switch_mode(struct weston_output *output, struct weston_mode *mode);
 825
 826 int
 827 gles2_renderer_init(struct weston_compositor *ec);
 828 void
 829 gles2_renderer_destroy(struct weston_compositor *ec);
 830
 831 struct weston_compositor *
 832 backend_init(struct wl_display *display, int argc, char *argv[],
 833             const char *config_file);
 834
 835 int
 836 module_init(struct weston_compositor *compositor);
 837
 838 #endif