Hook up axis events.
[profile/ivi/weston.git] / src / compositor-wayland.c
1 /*
2  * Copyright © 2010-2011 Benjamin Franzke
3  *
4  * Permission to use, copy, modify, distribute, and sell this software and
5  * its documentation for any purpose is hereby granted without fee, provided
6  * that the above copyright notice appear in all copies and that both that
7  * copyright notice and this permission notice appear in supporting
8  * documentation, and that the name of the copyright holders not be used in
9  * advertising or publicity pertaining to distribution of the software
10  * without specific, written prior permission.  The copyright holders make
11  * no representations about the suitability of this software for any
12  * purpose.  It is provided "as is" without express or implied warranty.
13  *
14  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
15  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
16  * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
17  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
18  * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
19  * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
20  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21  */
22
23 #ifdef HAVE_CONFIG_H
24 #include <config.h>
25 #endif
26
27 #include <stddef.h>
28 #define _GNU_SOURCE
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32 #include <fcntl.h>
33 #include <unistd.h>
34
35 #include <wayland-client.h>
36 #include <wayland-egl.h>
37
38 #include <GLES2/gl2.h>
39 #include <GLES2/gl2ext.h>
40 #include <EGL/egl.h>
41 #include <EGL/eglext.h>
42
43 #include "compositor.h"
44
45 struct wayland_compositor {
46         struct weston_compositor         base;
47
48         struct {
49                 struct wl_display *display;
50                 struct wl_compositor *compositor;
51                 struct wl_shell *shell;
52                 struct wl_output *output;
53
54                 struct {
55                         int32_t x, y, width, height;
56                 } screen_allocation;
57
58                 struct wl_event_source *wl_source;
59                 uint32_t event_mask;
60         } parent;
61
62         struct {
63                 int32_t top, bottom, left, right;
64                 GLuint texture;
65                 int32_t width, height;
66         } border;
67
68         struct wl_list input_list;
69 };
70
71 struct wayland_output {
72         struct weston_output    base;
73
74         struct {
75                 struct wl_surface       *surface;
76                 struct wl_shell_surface *shell_surface;
77                 struct wl_egl_window    *egl_window;
78         } parent;
79         EGLSurface egl_surface;
80         struct weston_mode      mode;
81 };
82
83 struct wayland_input {
84         struct wayland_compositor *compositor;
85         struct wl_input_device *input_device;
86         struct wl_list link;
87 };
88
89
90 static int
91 texture_border(struct wayland_output *output)
92 {
93         struct wayland_compositor *c =
94                 (struct wayland_compositor *) output->base.compositor;
95         GLfloat *d;
96         unsigned int *p;
97         int i, j, k, n;
98         GLfloat x[4], y[4], u[4], v[4];
99
100         x[0] = -c->border.left;
101         x[1] = 0;
102         x[2] = output->base.current->width;
103         x[3] = output->base.current->width + c->border.right;
104
105         y[0] = -c->border.top;
106         y[1] = 0;
107         y[2] = output->base.current->height;
108         y[3] = output->base.current->height + c->border.bottom;
109
110         u[0] = 0.0;
111         u[1] = (GLfloat) c->border.left / c->border.width;
112         u[2] = (GLfloat) (c->border.width - c->border.right) / c->border.width;
113         u[3] = 1.0;
114
115         v[0] = 0.0;
116         v[1] = (GLfloat) c->border.top / c->border.height;
117         v[2] = (GLfloat) (c->border.height - c->border.bottom) / c->border.height;
118         v[3] = 1.0;
119
120         n = 8;
121         d = wl_array_add(&c->base.vertices, n * 16 * sizeof *d);
122         p = wl_array_add(&c->base.indices, n * 6 * sizeof *p);
123
124         k = 0;
125         for (i = 0; i < 3; i++)
126                 for (j = 0; j < 3; j++) {
127
128                         if (i == 1 && j == 1)
129                                 continue;
130
131                         d[ 0] = x[i];
132                         d[ 1] = y[j];
133                         d[ 2] = u[i];
134                         d[ 3] = v[j];
135
136                         d[ 4] = x[i];
137                         d[ 5] = y[j + 1];
138                         d[ 6] = u[i];
139                         d[ 7] = v[j + 1];
140
141                         d[ 8] = x[i + 1];
142                         d[ 9] = y[j];
143                         d[10] = u[i + 1];
144                         d[11] = v[j];
145
146                         d[12] = x[i + 1];
147                         d[13] = y[j + 1];
148                         d[14] = u[i + 1];
149                         d[15] = v[j + 1];
150
151                         p[0] = k + 0;
152                         p[1] = k + 1;
153                         p[2] = k + 2;
154                         p[3] = k + 2;
155                         p[4] = k + 1;
156                         p[5] = k + 3;
157
158                         d += 16;
159                         p += 6;
160                         k += 4;
161                 }
162
163         return k / 4;
164 }
165
166 static void
167 draw_border(struct wayland_output *output)
168 {
169         struct wayland_compositor *c =
170                 (struct wayland_compositor *) output->base.compositor;
171         struct weston_shader *shader = &c->base.texture_shader;
172         GLfloat *v;
173         int n;
174
175         glDisable(GL_BLEND);
176         glUseProgram(shader->program);
177         c->base.current_shader = shader;
178
179         glUniformMatrix4fv(shader->proj_uniform,
180                            1, GL_FALSE, output->base.matrix.d);
181
182         glUniform1i(shader->tex_uniform, 0);
183         glUniform1f(shader->alpha_uniform, 1);
184         glUniform1f(shader->texwidth_uniform, 1);
185
186         n = texture_border(output);
187
188         glBindTexture(GL_TEXTURE_2D, c->border.texture);
189
190         v = c->base.vertices.data;
191         glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * sizeof *v, &v[0]);
192         glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * sizeof *v, &v[2]);
193         glEnableVertexAttribArray(0);
194         glEnableVertexAttribArray(1);
195
196         glDrawElements(GL_TRIANGLES, n * 6,
197                        GL_UNSIGNED_INT, c->base.indices.data);
198
199         glDisableVertexAttribArray(1);
200         glDisableVertexAttribArray(0);
201
202         c->base.vertices.size = 0;
203         c->base.indices.size = 0;
204 }
205
206 static void
207 create_border(struct wayland_compositor *c)
208 {
209         pixman_image_t *image;
210
211         image = load_image(DATADIR "/weston/border.png");
212         if (!image) {
213                 fprintf(stderr, "could'nt load border image\n");
214                 return;
215         }
216
217         c->border.width = pixman_image_get_width(image);
218         c->border.height = pixman_image_get_height(image);
219
220         glGenTextures(1, &c->border.texture);
221         glBindTexture(GL_TEXTURE_2D, c->border.texture);
222         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
223         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
224         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
225         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
226
227         glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
228                      c->border.width,
229                      c->border.height,
230                      0, GL_BGRA_EXT, GL_UNSIGNED_BYTE,
231                      pixman_image_get_data(image));
232
233         c->border.top = 25;
234         c->border.bottom = 50;
235         c->border.left = 25;
236         c->border.right = 25;
237
238         pixman_image_unref(image);
239 }
240
241 static int
242 wayland_input_create(struct wayland_compositor *c)
243 {
244         struct weston_input_device *input;
245
246         input = malloc(sizeof *input);
247         if (input == NULL)
248                 return -1;
249
250         memset(input, 0, sizeof *input);
251         weston_input_device_init(input, &c->base);
252
253         c->base.input_device = &input->input_device;
254
255         return 0;
256 }
257
258 static int
259 wayland_compositor_init_egl(struct wayland_compositor *c)
260 {
261         EGLint major, minor;
262         EGLint n;
263         const char *extensions;
264         EGLint config_attribs[] = {
265                 EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
266                 EGL_RED_SIZE, 1,
267                 EGL_GREEN_SIZE, 1,
268                 EGL_BLUE_SIZE, 1,
269                 EGL_ALPHA_SIZE, 1,
270                 EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
271                 EGL_NONE
272         };
273         static const EGLint context_attribs[] = {
274                 EGL_CONTEXT_CLIENT_VERSION, 2,
275                 EGL_NONE
276         };
277
278         c->base.display = eglGetDisplay(c->parent.display);
279         if (c->base.display == NULL) {
280                 fprintf(stderr, "failed to create display\n");
281                 return -1;
282         }
283
284         if (!eglInitialize(c->base.display, &major, &minor)) {
285                 fprintf(stderr, "failed to initialize display\n");
286                 return -1;
287         }
288
289         extensions = eglQueryString(c->base.display, EGL_EXTENSIONS);
290         if (!strstr(extensions, "EGL_KHR_surfaceless_gles2")) {
291                 fprintf(stderr, "EGL_KHR_surfaceless_gles2 not available\n");
292                 return -1;
293         }
294
295         if (!eglBindAPI(EGL_OPENGL_ES_API)) {
296                 fprintf(stderr, "failed to bind EGL_OPENGL_ES_API\n");
297                 return -1;
298         }
299         if (!eglChooseConfig(c->base.display, config_attribs,
300                              &c->base.config, 1, &n) || n == 0) {
301                 fprintf(stderr, "failed to choose config: %d\n", n);
302                 return -1;
303         }
304
305         c->base.context = eglCreateContext(c->base.display, c->base.config,
306                                            EGL_NO_CONTEXT, context_attribs);
307         if (c->base.context == NULL) {
308                 fprintf(stderr, "failed to create context\n");
309                 return -1;
310         }
311
312         if (!eglMakeCurrent(c->base.display, EGL_NO_SURFACE,
313                             EGL_NO_SURFACE, c->base.context)) {
314                 fprintf(stderr, "failed to make context current\n");
315                 return -1;
316         }
317
318         return 0;
319 }
320
321 static void
322 frame_done(void *data, struct wl_callback *callback, uint32_t time)
323 {
324         struct weston_output *output = data;
325
326         wl_callback_destroy(callback);
327         weston_output_finish_frame(output, time);
328 }
329
330 static const struct wl_callback_listener frame_listener = {
331         frame_done
332 };
333
334 static void
335 wayland_output_repaint(struct weston_output *output_base,
336                        pixman_region32_t *damage)
337 {
338         struct wayland_output *output = (struct wayland_output *) output_base;
339         struct wayland_compositor *compositor =
340                 (struct wayland_compositor *) output->base.compositor;
341         struct wl_callback *callback;
342         struct weston_surface *surface;
343
344         if (!eglMakeCurrent(compositor->base.display, output->egl_surface,
345                             output->egl_surface, compositor->base.context)) {
346                 fprintf(stderr, "failed to make current\n");
347                 return;
348         }
349
350         wl_list_for_each_reverse(surface, &compositor->base.surface_list, link)
351                 weston_surface_draw(surface, &output->base, damage);
352
353         draw_border(output);
354
355         eglSwapBuffers(compositor->base.display, output->egl_surface);
356         callback = wl_surface_frame(output->parent.surface);
357         wl_callback_add_listener(callback, &frame_listener, output);
358
359         return;
360 }
361
362 static void
363 wayland_output_destroy(struct weston_output *output_base)
364 {
365         struct wayland_output *output = (struct wayland_output *) output_base;
366         struct weston_compositor *ec = output->base.compositor;
367
368         eglDestroySurface(ec->display, output->egl_surface);
369         wl_egl_window_destroy(output->parent.egl_window);
370         free(output);
371
372         return;
373 }
374
375 static int
376 wayland_compositor_create_output(struct wayland_compositor *c,
377                                  int width, int height)
378 {
379         struct wayland_output *output;
380
381         output = malloc(sizeof *output);
382         if (output == NULL)
383                 return -1;
384         memset(output, 0, sizeof *output);
385
386         output->mode.flags =
387                 WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
388         output->mode.width = width;
389         output->mode.height = height;
390         output->mode.refresh = 60;
391         wl_list_init(&output->base.mode_list);
392         wl_list_insert(&output->base.mode_list, &output->mode.link);
393
394         output->base.current = &output->mode;
395         weston_output_init(&output->base, &c->base, 0, 0, width, height,
396                          WL_OUTPUT_FLIPPED);
397
398         output->base.border.top = c->border.top;
399         output->base.border.bottom = c->border.bottom;
400         output->base.border.left = c->border.left;
401         output->base.border.right = c->border.right;
402
403         weston_output_move(&output->base, 0, 0);
404
405         output->parent.surface =
406                 wl_compositor_create_surface(c->parent.compositor);
407         wl_surface_set_user_data(output->parent.surface, output);
408
409         output->parent.egl_window =
410                 wl_egl_window_create(output->parent.surface,
411                                      width + c->border.left + c->border.right,
412                                      height + c->border.top + c->border.bottom);
413         if (!output->parent.egl_window) {
414                 fprintf(stderr, "failure to create wl_egl_window\n");
415                 goto cleanup_output;
416         }
417
418         output->egl_surface =
419                 eglCreateWindowSurface(c->base.display, c->base.config,
420                                        output->parent.egl_window, NULL);
421         if (!output->egl_surface) {
422                 fprintf(stderr, "failed to create window surface\n");
423                 goto cleanup_window;
424         }
425
426         if (!eglMakeCurrent(c->base.display, output->egl_surface,
427                             output->egl_surface, c->base.context)) {
428                 fprintf(stderr, "failed to make surface current\n");
429                 goto cleanup_surface;
430                 return -1;
431         }
432
433         output->parent.shell_surface =
434                 wl_shell_get_shell_surface(c->parent.shell,
435                                            output->parent.surface);
436         /* FIXME: add shell_surface listener for resizing */
437         wl_shell_surface_set_toplevel(output->parent.shell_surface);
438
439         output->base.repaint = wayland_output_repaint;
440         output->base.destroy = wayland_output_destroy;
441         output->base.assign_planes = NULL;
442         output->base.set_backlight = NULL;
443         output->base.set_dpms = NULL;
444
445         wl_list_insert(c->base.output_list.prev, &output->base.link);
446
447         return 0;
448
449 cleanup_surface:
450         eglDestroySurface(c->base.display, output->egl_surface);
451 cleanup_window:
452         wl_egl_window_destroy(output->parent.egl_window);
453 cleanup_output:
454         /* FIXME: cleanup weston_output */
455         free(output);
456
457         return -1;
458 }
459
460 /* Events received from the wayland-server this compositor is client of: */
461
462 /* parent output interface */
463 static void
464 display_handle_geometry(void *data,
465                         struct wl_output *wl_output,
466                         int x,
467                         int y,
468                         int physical_width,
469                         int physical_height,
470                         int subpixel,
471                         const char *make,
472                         const char *model)
473 {
474         struct wayland_compositor *c = data;
475
476         c->parent.screen_allocation.x = x;
477         c->parent.screen_allocation.y = y;
478 }
479
480 static void
481 display_handle_mode(void *data,
482                     struct wl_output *wl_output,
483                     uint32_t flags,
484                     int width,
485                     int height,
486                     int refresh)
487 {
488         struct wayland_compositor *c = data;
489
490         c->parent.screen_allocation.width = width;
491         c->parent.screen_allocation.height = height;
492 }
493
494 static const struct wl_output_listener output_listener = {
495         display_handle_geometry,
496         display_handle_mode
497 };
498
499 /* parent input interface */
500 static void
501 input_handle_motion(void *data, struct wl_input_device *input_device,
502                     uint32_t time, int32_t sx, int32_t sy)
503 {
504         struct wayland_input *input = data;
505         struct wayland_compositor *c = input->compositor;
506
507         notify_motion(c->base.input_device, time,
508                       sx - c->border.left, sy - c->border.top);
509 }
510
511 static void
512 input_handle_button(void *data,
513                      struct wl_input_device *input_device,
514                      uint32_t time, uint32_t button, uint32_t state)
515 {
516         struct wayland_input *input = data;
517         struct wayland_compositor *c = input->compositor;
518
519         notify_button(c->base.input_device, time, button, state);
520 }
521
522 static void
523 input_handle_axis(void *data, struct wl_input_device *input_device,
524                         uint32_t time, uint32_t axis, int32_t value)
525 {
526         struct wayland_input *input = data;
527         struct wayland_compositor *c = input->compositor;
528
529         notify_axis(c->base.input_device, time, axis, value);
530 }
531
532 static void
533 input_handle_key(void *data, struct wl_input_device *input_device,
534                   uint32_t time, uint32_t key, uint32_t state)
535 {
536         struct wayland_input *input = data;
537         struct wayland_compositor *c = input->compositor;
538
539         notify_key(c->base.input_device, time, key, state);
540 }
541
542 static void
543 input_handle_pointer_enter(void *data,
544                            struct wl_input_device *input_device,
545                            uint32_t time, struct wl_surface *surface,
546                            int32_t sx, int32_t sy)
547 {
548         struct wayland_input *input = data;
549         struct wayland_output *output;
550         struct wayland_compositor *c = input->compositor;
551
552         output = wl_surface_get_user_data(surface);
553         notify_pointer_focus(c->base.input_device,
554                              time, &output->base, sx, sy);
555         wl_input_device_attach(input->input_device, time, NULL, 0, 0);
556 }
557
558 static void
559 input_handle_pointer_leave(void *data,
560                            struct wl_input_device *input_device,
561                            uint32_t time, struct wl_surface *surface)
562 {
563         struct wayland_input *input = data;
564         struct wayland_compositor *c = input->compositor;
565
566         notify_pointer_focus(c->base.input_device, time, NULL, 0, 0);
567 }
568
569 static void
570 input_handle_keyboard_enter(void *data,
571                             struct wl_input_device *input_device,
572                             uint32_t time,
573                             struct wl_surface *surface,
574                             struct wl_array *keys)
575 {
576         struct wayland_input *input = data;
577         struct wayland_compositor *c = input->compositor;
578         struct wayland_output *output;
579
580         output = wl_surface_get_user_data(surface);
581         notify_keyboard_focus(c->base.input_device, time, &output->base, keys);
582 }
583
584 static void
585 input_handle_keyboard_leave(void *data,
586                             struct wl_input_device *input_device,
587                             uint32_t time,
588                             struct wl_surface *surface)
589 {
590         struct wayland_input *input = data;
591         struct wayland_compositor *c = input->compositor;
592
593         notify_keyboard_focus(c->base.input_device, time, NULL, NULL);
594 }
595
596 static const struct wl_input_device_listener input_device_listener = {
597         input_handle_motion,
598         input_handle_button,
599         input_handle_axis,
600         input_handle_key,
601         input_handle_pointer_enter,
602         input_handle_pointer_leave,
603         input_handle_keyboard_enter,
604         input_handle_keyboard_leave,
605 };
606
607 static void
608 display_add_input(struct wayland_compositor *c, uint32_t id)
609 {
610         struct wayland_input *input;
611
612         input = malloc(sizeof *input);
613         if (input == NULL)
614                 return;
615
616         memset(input, 0, sizeof *input);
617
618         input->compositor = c;
619         input->input_device = wl_display_bind(c->parent.display,
620                                               id, &wl_input_device_interface);
621         wl_list_insert(c->input_list.prev, &input->link);
622
623         wl_input_device_add_listener(input->input_device,
624                                      &input_device_listener, input);
625         wl_input_device_set_user_data(input->input_device, input);
626 }
627
628 static void
629 display_handle_global(struct wl_display *display, uint32_t id,
630                       const char *interface, uint32_t version, void *data)
631 {
632         struct wayland_compositor *c = data;
633
634         if (strcmp(interface, "wl_compositor") == 0) {
635                 c->parent.compositor =
636                         wl_display_bind(display, id, &wl_compositor_interface);
637         } else if (strcmp(interface, "wl_output") == 0) {
638                 c->parent.output =
639                         wl_display_bind(display, id, &wl_output_interface);
640                 wl_output_add_listener(c->parent.output, &output_listener, c);
641         } else if (strcmp(interface, "wl_input_device") == 0) {
642                 display_add_input(c, id);
643         } else if (strcmp(interface, "wl_shell") == 0) {
644                 c->parent.shell =
645                         wl_display_bind(display, id, &wl_shell_interface);
646         }
647 }
648
649 static int
650 update_event_mask(uint32_t mask, void *data)
651 {
652         struct wayland_compositor *c = data;
653
654         c->parent.event_mask = mask;
655         if (c->parent.wl_source)
656                 wl_event_source_fd_update(c->parent.wl_source, mask);
657
658         return 0;
659 }
660
661 static int
662 wayland_compositor_handle_event(int fd, uint32_t mask, void *data)
663 {
664         struct wayland_compositor *c = data;
665
666         if (mask & WL_EVENT_READABLE)
667                 wl_display_iterate(c->parent.display, WL_DISPLAY_READABLE);
668         if (mask & WL_EVENT_WRITABLE)
669                 wl_display_iterate(c->parent.display, WL_DISPLAY_WRITABLE);
670
671         return 1;
672 }
673
674 static void
675 wayland_destroy(struct weston_compositor *ec)
676 {
677         weston_compositor_shutdown(ec);
678
679         free(ec);
680 }
681
682 static struct weston_compositor *
683 wayland_compositor_create(struct wl_display *display,
684                           int width, int height, const char *display_name)
685 {
686         struct wayland_compositor *c;
687         struct wl_event_loop *loop;
688         int fd;
689
690         c = malloc(sizeof *c);
691         if (c == NULL)
692                 return NULL;
693
694         memset(c, 0, sizeof *c);
695
696         c->parent.display = wl_display_connect(display_name);
697
698         if (c->parent.display == NULL) {
699                 fprintf(stderr, "failed to create display: %m\n");
700                 return NULL;
701         }
702
703         wl_list_init(&c->input_list);
704         wl_display_add_global_listener(c->parent.display,
705                                 display_handle_global, c);
706
707         wl_display_iterate(c->parent.display, WL_DISPLAY_READABLE);
708
709         c->base.wl_display = display;
710         if (wayland_compositor_init_egl(c) < 0)
711                 return NULL;
712
713         c->base.destroy = wayland_destroy;
714
715         /* Can't init base class until we have a current egl context */
716         if (weston_compositor_init(&c->base, display) < 0)
717                 return NULL;
718
719         create_border(c);
720         if (wayland_compositor_create_output(c, width, height) < 0)
721                 return NULL;
722
723         if (wayland_input_create(c) < 0)
724                 return NULL;
725
726         loop = wl_display_get_event_loop(c->base.wl_display);
727
728         fd = wl_display_get_fd(c->parent.display, update_event_mask, c);
729         c->parent.wl_source =
730                 wl_event_loop_add_fd(loop, fd, c->parent.event_mask,
731                                      wayland_compositor_handle_event, c);
732         if (c->parent.wl_source == NULL)
733                 return NULL;
734
735         return &c->base;
736 }
737
738 WL_EXPORT struct weston_compositor *
739 backend_init(struct wl_display *display, int argc, char *argv[])
740 {
741         int width = 1024, height = 640;
742         char *display_name = NULL;
743
744         const struct weston_option wayland_options[] = {
745                 { WESTON_OPTION_INTEGER, "width", 0, &width },
746                 { WESTON_OPTION_INTEGER, "height", 0, &height },
747                 { WESTON_OPTION_STRING, "display", 0, &display_name },
748         };
749
750         parse_options(wayland_options,
751                       ARRAY_LENGTH(wayland_options), argc, argv);
752
753         return wayland_compositor_create(display, width, height, display_name);
754 }