2 * Copyright © 2008 Kristian Høgsberg
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
29 #include <sys/ioctl.h>
32 #include <gdk-pixbuf/gdk-pixbuf.h>
34 #include <linux/input.h>
36 #include "wayland-server.h"
37 #include "compositor.h"
39 /* The plan here is to generate a random anonymous socket name and
40 * advertise that through a service on the session dbus.
42 static const char *option_socket_name = NULL;
43 static const char *option_background = "background.jpg";
44 static const char *option_geometry = "1024x640";
45 static int option_idle_time = 5;
46 static int option_connector = 0;
48 static const GOptionEntry option_entries[] = {
49 { "background", 'b', 0, G_OPTION_ARG_STRING,
50 &option_background, "Background image" },
51 { "connector", 'c', 0, G_OPTION_ARG_INT,
52 &option_connector, "KMS connector" },
53 { "geometry", 'g', 0, G_OPTION_ARG_STRING,
54 &option_geometry, "Geometry" },
55 { "socket", 's', 0, G_OPTION_ARG_STRING,
56 &option_socket_name, "Socket Name" },
57 { "idle-time", 'i', 0, G_OPTION_ARG_INT,
58 &option_idle_time, "Screensaver idle time" },
63 wlsc_matrix_init(struct wlsc_matrix *matrix)
65 static const struct wlsc_matrix identity = {
66 { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 }
69 memcpy(matrix, &identity, sizeof identity);
73 wlsc_matrix_multiply(struct wlsc_matrix *m, const struct wlsc_matrix *n)
75 struct wlsc_matrix tmp;
76 const GLfloat *row, *column;
80 for (i = 0; i < 16; i++) {
83 row = m->d + d.quot * 4;
84 column = n->d + d.rem;
85 for (j = 0; j < 4; j++)
86 tmp.d[i] += row[j] * column[j * 4];
88 memcpy(m, &tmp, sizeof tmp);
92 wlsc_matrix_translate(struct wlsc_matrix *matrix, GLfloat x, GLfloat y, GLfloat z)
94 struct wlsc_matrix translate = {
95 { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, x, y, z, 1 }
98 wlsc_matrix_multiply(matrix, &translate);
102 wlsc_matrix_scale(struct wlsc_matrix *matrix, GLfloat x, GLfloat y, GLfloat z)
104 struct wlsc_matrix scale = {
105 { x, 0, 0, 0, 0, y, 0, 0, 0, 0, z, 0, 0, 0, 0, 1 }
108 wlsc_matrix_multiply(matrix, &scale);
112 wlsc_matrix_transform(struct wlsc_matrix *matrix, struct wlsc_vector *v)
115 struct wlsc_vector t;
117 for (i = 0; i < 4; i++) {
119 for (j = 0; j < 4; j++)
120 t.f[i] += v->f[j] * matrix->d[i + j * 4];
126 struct wlsc_surface *
127 wlsc_surface_create(struct wlsc_compositor *compositor,
128 int32_t x, int32_t y, int32_t width, int32_t height)
130 struct wlsc_surface *surface;
132 surface = malloc(sizeof *surface);
136 wl_list_init(&surface->surface.destroy_listener_list);
137 wl_list_init(&surface->link);
138 wl_list_init(&surface->buffer_link);
139 surface->map_type = WLSC_SURFACE_MAP_UNMAPPED;
141 glGenTextures(1, &surface->texture);
142 glBindTexture(GL_TEXTURE_2D, surface->texture);
143 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
144 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
145 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
146 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
148 surface->compositor = compositor;
149 surface->visual = NULL;
150 surface->image = EGL_NO_IMAGE_KHR;
151 surface->saved_texture = 0;
152 surface->buffer = NULL;
155 surface->width = width;
156 surface->height = height;
157 wlsc_matrix_init(&surface->matrix);
158 wlsc_matrix_scale(&surface->matrix, width, height, 1);
159 wlsc_matrix_translate(&surface->matrix, x, y, 0);
161 wlsc_matrix_init(&surface->matrix_inv);
162 wlsc_matrix_translate(&surface->matrix_inv, -x, -y, 0);
163 wlsc_matrix_scale(&surface->matrix_inv, 1.0 / width, 1.0 / height, 1);
169 wlsc_surface_damage_rectangle(struct wlsc_surface *surface,
170 int32_t x, int32_t y,
171 int32_t width, int32_t height)
173 struct wlsc_compositor *compositor = surface->compositor;
175 pixman_region32_union_rect(&compositor->damage_region,
176 &compositor->damage_region,
177 surface->x + x, surface->y + y,
179 wlsc_compositor_schedule_repaint(compositor);
183 wlsc_surface_damage(struct wlsc_surface *surface)
185 wlsc_surface_damage_rectangle(surface, 0, 0,
186 surface->width, surface->height);
194 gettimeofday(&tv, NULL);
196 return tv.tv_sec * 1000 + tv.tv_usec / 1000;
200 destroy_surface(struct wl_resource *resource, struct wl_client *client)
202 struct wlsc_surface *surface =
203 container_of(resource, struct wlsc_surface, surface.resource);
204 struct wl_listener *l, *next;
207 wlsc_surface_damage(surface);
209 wl_list_remove(&surface->link);
210 if (surface->saved_texture == 0)
211 glDeleteTextures(1, &surface->texture);
213 glDeleteTextures(1, &surface->saved_texture);
216 if (surface->image != EGL_NO_IMAGE_KHR)
217 eglDestroyImageKHR(surface->compositor->display,
220 wl_list_remove(&surface->buffer_link);
223 wl_list_for_each_safe(l, next,
224 &surface->surface.destroy_listener_list, link)
225 l->func(l, &surface->surface, time);
231 wlsc_load_image(const char *filename, int width, int height)
234 GError *error = NULL;
235 int stride, i, n_channels;
236 unsigned char *pixels, *end, *argb_pixels, *s, *d;
238 pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
242 fprintf(stderr, "failed to load image: %s\n", error->message);
247 stride = gdk_pixbuf_get_rowstride(pixbuf);
248 pixels = gdk_pixbuf_get_pixels(pixbuf);
249 n_channels = gdk_pixbuf_get_n_channels(pixbuf);
251 argb_pixels = malloc (height * width * 4);
252 if (argb_pixels == NULL) {
253 g_object_unref(pixbuf);
257 if (n_channels == 4) {
258 for (i = 0; i < height; i++) {
259 s = pixels + i * stride;
261 d = argb_pixels + i * width * 4;
265 #define MULT(_d,c,a,t) \
266 do { t = c * a + 0x7f; _d = ((t >> 8) + t) >> 8; } while (0)
268 MULT(d[0], s[2], s[3], t);
269 MULT(d[1], s[1], s[3], t);
270 MULT(d[2], s[0], s[3], t);
276 } else if (n_channels == 3) {
277 for (i = 0; i < height; i++) {
278 s = pixels + i * stride;
280 d = argb_pixels + i * width * 4;
292 g_object_unref(pixbuf);
294 return (uint32_t *) argb_pixels;
298 wlsc_buffer_attach(struct wl_buffer *buffer, struct wl_surface *surface)
300 struct wlsc_surface *es = (struct wlsc_surface *) surface;
301 struct wlsc_compositor *ec = es->compositor;
302 struct wl_list *surfaces_attached_to;
304 if (es->saved_texture != 0)
305 es->texture = es->saved_texture;
307 glBindTexture(GL_TEXTURE_2D, es->texture);
309 if (wl_buffer_is_shm(buffer)) {
310 /* Unbind any EGLImage texture that may be bound, so we don't
312 glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
313 0, 0, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, NULL);
314 glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
315 buffer->width, buffer->height, 0,
316 GL_BGRA_EXT, GL_UNSIGNED_BYTE,
317 wl_shm_buffer_get_data(buffer));
318 es->visual = buffer->visual;
320 surfaces_attached_to = buffer->user_data;
323 wl_list_remove(&es->buffer_link);
324 wl_list_insert(surfaces_attached_to, &es->buffer_link);
326 es->image = eglCreateImageKHR(ec->display, NULL,
327 EGL_WAYLAND_BUFFER_WL,
330 glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, es->image);
331 es->visual = buffer->visual;
336 wlsc_sprite_attach(struct wlsc_sprite *sprite, struct wl_surface *surface)
338 struct wlsc_surface *es = (struct wlsc_surface *) surface;
340 es->image = sprite->image;
341 if (sprite->image != EGL_NO_IMAGE_KHR) {
342 glBindTexture(GL_TEXTURE_2D, es->texture);
343 glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, es->image);
345 if (es->saved_texture == 0)
346 es->saved_texture = es->texture;
347 es->texture = sprite->texture;
350 es->visual = sprite->visual;
354 SPRITE_USE_CURSOR = (1 << 0),
357 static struct wlsc_sprite *
358 create_sprite_from_png(struct wlsc_compositor *ec,
359 const char *filename, int width, int height,
363 struct wlsc_sprite *sprite;
365 pixels = wlsc_load_image(filename, width, height);
369 sprite = malloc(sizeof *sprite);
370 if (sprite == NULL) {
375 sprite->visual = &ec->compositor.premultiplied_argb_visual;
376 sprite->width = width;
377 sprite->height = height;
378 sprite->image = EGL_NO_IMAGE_KHR;
380 if (usage & SPRITE_USE_CURSOR && ec->create_cursor_image != NULL)
381 sprite->image = ec->create_cursor_image(ec, width, height);
383 glGenTextures(1, &sprite->texture);
384 glBindTexture(GL_TEXTURE_2D, sprite->texture);
385 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
386 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
387 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
388 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
390 if (sprite->image != EGL_NO_IMAGE_KHR) {
391 glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, sprite->image);
392 glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height,
393 GL_BGRA_EXT, GL_UNSIGNED_BYTE, pixels);
395 glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT, width, height, 0,
396 GL_BGRA_EXT, GL_UNSIGNED_BYTE, pixels);
404 static const struct {
405 const char *filename;
406 int hotspot_x, hotspot_y;
407 } pointer_images[] = {
408 { DATADIR "/wayland/bottom_left_corner.png", 6, 30 },
409 { DATADIR "/wayland/bottom_right_corner.png", 28, 28 },
410 { DATADIR "/wayland/bottom_side.png", 16, 20 },
411 { DATADIR "/wayland/grabbing.png", 20, 17 },
412 { DATADIR "/wayland/left_ptr.png", 10, 5 },
413 { DATADIR "/wayland/left_side.png", 10, 20 },
414 { DATADIR "/wayland/right_side.png", 30, 19 },
415 { DATADIR "/wayland/top_left_corner.png", 8, 8 },
416 { DATADIR "/wayland/top_right_corner.png", 26, 8 },
417 { DATADIR "/wayland/top_side.png", 18, 8 },
418 { DATADIR "/wayland/xterm.png", 15, 15 }
422 create_pointer_images(struct wlsc_compositor *ec)
425 const int width = 32, height = 32;
427 count = ARRAY_LENGTH(pointer_images);
428 ec->pointer_sprites = malloc(count * sizeof *ec->pointer_sprites);
429 for (i = 0; i < count; i++) {
430 ec->pointer_sprites[i] =
431 create_sprite_from_png(ec,
432 pointer_images[i].filename,
438 static struct wlsc_surface *
439 background_create(struct wlsc_output *output, const char *filename)
441 struct wlsc_surface *background;
442 struct wlsc_sprite *sprite;
444 background = wlsc_surface_create(output->compositor,
445 output->x, output->y,
446 output->width, output->height);
447 if (background == NULL)
450 sprite = create_sprite_from_png(output->compositor, filename,
451 output->width, output->height, 0);
452 if (sprite == NULL) {
457 wlsc_sprite_attach(sprite, &background->surface);
463 wlsc_surface_draw(struct wlsc_surface *es,
464 struct wlsc_output *output, pixman_region32_t *clip)
466 struct wlsc_compositor *ec = es->compositor;
467 GLfloat *v, inv_width, inv_height;
469 pixman_region32_t repaint;
470 pixman_box32_t *rectangles;
473 pixman_region32_init_rect(&repaint,
474 es->x, es->y, es->width, es->height);
475 pixman_region32_intersect(&repaint, &repaint, clip);
476 if (!pixman_region32_not_empty(&repaint))
479 if (es->visual == &ec->compositor.argb_visual) {
480 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
482 } else if (es->visual == &ec->compositor.premultiplied_argb_visual) {
483 glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
489 rectangles = pixman_region32_rectangles(&repaint, &n);
490 v = wl_array_add(&ec->vertices, n * 16 * sizeof *v);
491 p = wl_array_add(&ec->indices, n * 6 * sizeof *p);
492 inv_width = 1.0 / es->width;
493 inv_height = 1.0 / es->height;
494 for (i = 0; i < n; i++, v += 16, p += 6) {
495 v[ 0] = rectangles[i].x1;
496 v[ 1] = rectangles[i].y1;
497 v[ 2] = (GLfloat) (rectangles[i].x1 - es->x) * inv_width;
498 v[ 3] = (GLfloat) (rectangles[i].y1 - es->y) * inv_height;
500 v[ 4] = rectangles[i].x1;
501 v[ 5] = rectangles[i].y2;
503 v[ 7] = (GLfloat) (rectangles[i].y2 - es->y) * inv_height;
505 v[ 8] = rectangles[i].x2;
506 v[ 9] = rectangles[i].y1;
507 v[10] = (GLfloat) (rectangles[i].x2 - es->x) * inv_width;
510 v[12] = rectangles[i].x2;
511 v[13] = rectangles[i].y2;
523 glBindTexture(GL_TEXTURE_2D, es->texture);
524 v = ec->vertices.data;
525 glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * sizeof *v, &v[0]);
526 glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * sizeof *v, &v[2]);
527 glEnableVertexAttribArray(0);
528 glEnableVertexAttribArray(1);
529 glDrawElements(GL_TRIANGLES, n * 6, GL_UNSIGNED_INT, ec->indices.data);
531 ec->vertices.size = 0;
532 ec->indices.size = 0;
533 pixman_region32_fini(&repaint);
537 wlsc_surface_raise(struct wlsc_surface *surface)
539 struct wlsc_compositor *compositor = surface->compositor;
541 wl_list_remove(&surface->link);
542 wl_list_insert(&compositor->surface_list, &surface->link);
546 wlsc_surface_update_matrix(struct wlsc_surface *es)
548 wlsc_matrix_init(&es->matrix);
549 wlsc_matrix_scale(&es->matrix, es->width, es->height, 1);
550 wlsc_matrix_translate(&es->matrix, es->x, es->y, 0);
552 wlsc_matrix_init(&es->matrix_inv);
553 wlsc_matrix_translate(&es->matrix_inv, -es->x, -es->y, 0);
554 wlsc_matrix_scale(&es->matrix_inv,
555 1.0 / es->width, 1.0 / es->height, 1);
559 wlsc_compositor_damage_all(struct wlsc_compositor *compositor)
561 struct wlsc_output *output;
563 wl_list_for_each(output, &compositor->output_list, link)
564 wlsc_output_damage(output);
568 wlsc_output_finish_frame(struct wlsc_output *output, int msecs)
570 struct wlsc_compositor *compositor = output->compositor;
571 struct wlsc_surface *es;
573 wl_list_for_each(es, &compositor->surface_list, link) {
574 if (es->output == output) {
575 wl_display_post_frame(compositor->wl_display,
576 &es->surface, msecs);
580 output->finished = 1;
582 wl_event_source_timer_update(compositor->timer_source, 5);
583 compositor->repaint_on_timeout = 1;
587 wlsc_output_damage(struct wlsc_output *output)
589 struct wlsc_compositor *compositor = output->compositor;
591 pixman_region32_union_rect(&compositor->damage_region,
592 &compositor->damage_region,
593 output->x, output->y,
594 output->width, output->height);
595 wlsc_compositor_schedule_repaint(compositor);
599 wlsc_output_repaint(struct wlsc_output *output)
601 struct wlsc_compositor *ec = output->compositor;
602 struct wlsc_surface *es;
603 struct wlsc_input_device *eid;
604 pixman_region32_t new_damage, total_damage, repaint;
605 int using_hardware_cursor = 1;
607 output->prepare_render(output);
609 glViewport(0, 0, output->width, output->height);
611 glUniformMatrix4fv(ec->proj_uniform, 1, GL_FALSE, output->matrix.d);
612 glUniform1i(ec->tex_uniform, 0);
614 pixman_region32_init(&new_damage);
615 pixman_region32_init(&total_damage);
616 pixman_region32_intersect_rect(&new_damage,
618 output->x, output->y,
619 output->width, output->height);
620 pixman_region32_subtract(&ec->damage_region,
621 &ec->damage_region, &new_damage);
622 pixman_region32_union(&total_damage, &new_damage,
623 &output->previous_damage_region);
624 pixman_region32_copy(&output->previous_damage_region, &new_damage);
626 if (ec->state == WLSC_COMPOSITOR_SLEEPING) {
627 glClear(GL_COLOR_BUFFER_BIT);
632 if (output->set_hardware_cursor(output, ec->input_device) < 0)
633 using_hardware_cursor = 0;
635 es = container_of(ec->surface_list.next, struct wlsc_surface, link);
636 if (es->map_type == WLSC_SURFACE_MAP_FULLSCREEN &&
637 es->fullscreen_output == output) {
638 if (es->visual == &ec->compositor.rgb_visual &&
639 using_hardware_cursor) {
640 if (output->prepare_scanout_surface(output, es) == 0) {
641 /* We're drawing nothing now,
642 * draw the damaged regions later. */
643 pixman_region32_union(&ec->damage_region,
650 if (es->width < output->width ||
651 es->height < output->height)
652 glClear(GL_COLOR_BUFFER_BIT);
653 wlsc_surface_draw(es, output, &total_damage);
655 wl_list_for_each(es, &ec->surface_list, link) {
656 if (es->visual != &ec->compositor.rgb_visual)
659 pixman_region32_init_rect(&repaint,
661 es->width, es->height);
662 wlsc_surface_draw(es, output, &total_damage);
663 pixman_region32_subtract(&total_damage,
664 &total_damage, &repaint);
667 if (output->background)
668 wlsc_surface_draw(output->background,
669 output, &total_damage);
671 glClear(GL_COLOR_BUFFER_BIT);
673 wl_list_for_each_reverse(es, &ec->surface_list, link) {
674 if (ec->overlay == es)
677 if (es->visual == &ec->compositor.rgb_visual) {
678 pixman_region32_union_rect(&total_damage,
681 es->width, es->height);
685 wlsc_surface_draw(es, output, &total_damage);
690 wlsc_surface_draw(ec->overlay, output, &total_damage);
693 wl_list_for_each(eid, &ec->input_device_list, link) {
694 if (&eid->input_device != ec->input_device ||
695 !using_hardware_cursor)
696 wlsc_surface_draw(eid->sprite, output,
704 struct wlsc_compositor *ec = data;
705 struct wlsc_output *output;
706 int repainted_all_outputs = 1;
708 wl_list_for_each(output, &ec->output_list, link) {
709 if (!output->repaint_needed)
712 if (!output->finished) {
713 repainted_all_outputs = 0;
717 wlsc_output_repaint(output);
718 output->finished = 0;
719 output->repaint_needed = 0;
720 output->present(output);
723 if (repainted_all_outputs)
724 ec->repaint_on_timeout = 0;
726 wl_event_source_timer_update(ec->timer_source, 1);
732 wlsc_compositor_schedule_repaint(struct wlsc_compositor *compositor)
734 struct wlsc_output *output;
736 if (compositor->state == WLSC_COMPOSITOR_SLEEPING)
739 wl_list_for_each(output, &compositor->output_list, link)
740 output->repaint_needed = 1;
742 if (compositor->repaint_on_timeout)
745 wl_event_source_timer_update(compositor->timer_source, 1);
746 compositor->repaint_on_timeout = 1;
750 surface_destroy(struct wl_client *client,
751 struct wl_surface *surface)
753 wl_resource_destroy(&surface->resource, client);
757 wlsc_surface_assign_output(struct wlsc_surface *es)
759 struct wlsc_compositor *ec = es->compositor;
760 struct wlsc_output *output;
762 struct wlsc_output *tmp = es->output;
765 wl_list_for_each(output, &ec->output_list, link) {
766 if (output->x < es->x && es->x < output->x + output->width &&
767 output->y < es->y && es->y < output->y + output->height) {
769 printf("assiging surface %p to output %p\n",
775 if (es->output == NULL) {
776 printf("no output found\n");
777 es->output = container_of(ec->output_list.next,
778 struct wlsc_output, link);
783 surface_attach(struct wl_client *client,
784 struct wl_surface *surface, struct wl_buffer *buffer,
785 int32_t x, int32_t y)
787 struct wlsc_surface *es = (struct wlsc_surface *) surface;
789 /* FIXME: This damages the entire old surface, but we should
790 * really just damage the part that's no longer covered by the
791 * surface. Anything covered by the new surface will be
792 * damaged by the client. */
793 wlsc_surface_damage(es);
795 wlsc_buffer_attach(buffer, surface);
800 es->width = buffer->width;
801 es->height = buffer->height;
802 if (x != 0 || y != 0)
803 wlsc_surface_assign_output(es);
804 wlsc_surface_update_matrix(es);
808 surface_map_toplevel(struct wl_client *client,
809 struct wl_surface *surface)
811 struct wlsc_surface *es = (struct wlsc_surface *) surface;
812 struct wlsc_compositor *ec = es->compositor;
814 switch (es->map_type) {
815 case WLSC_SURFACE_MAP_UNMAPPED:
816 es->x = 10 + random() % 400;
817 es->y = 10 + random() % 400;
818 wlsc_surface_update_matrix(es);
819 /* assign to first output */
820 es->output = container_of(ec->output_list.next,
821 struct wlsc_output, link);
822 wl_list_insert(&es->compositor->surface_list, &es->link);
824 case WLSC_SURFACE_MAP_TOPLEVEL:
826 case WLSC_SURFACE_MAP_FULLSCREEN:
827 es->fullscreen_output = NULL;
830 wlsc_surface_update_matrix(es);
836 wlsc_surface_damage(es);
837 es->map_type = WLSC_SURFACE_MAP_TOPLEVEL;
841 surface_map_transient(struct wl_client *client,
842 struct wl_surface *surface, struct wl_surface *parent,
843 int x, int y, uint32_t flags)
845 struct wlsc_surface *es = (struct wlsc_surface *) surface;
846 struct wlsc_surface *pes = (struct wlsc_surface *) parent;
848 switch (es->map_type) {
849 case WLSC_SURFACE_MAP_UNMAPPED:
850 wl_list_insert(&es->compositor->surface_list, &es->link);
851 /* assign to parents output */
852 es->output = pes->output;
854 case WLSC_SURFACE_MAP_FULLSCREEN:
855 es->fullscreen_output = NULL;
864 wlsc_surface_update_matrix(es);
865 wlsc_surface_damage(es);
866 es->map_type = WLSC_SURFACE_MAP_TRANSIENT;
870 surface_map_fullscreen(struct wl_client *client, struct wl_surface *surface)
872 struct wlsc_surface *es = (struct wlsc_surface *) surface;
873 struct wlsc_output *output;
875 /* FIXME: Fullscreen on first output */
876 /* FIXME: Handle output going away */
877 output = container_of(es->compositor->output_list.next,
878 struct wlsc_output, link);
880 switch (es->map_type) {
881 case WLSC_SURFACE_MAP_UNMAPPED:
882 es->x = 10 + random() % 400;
883 es->y = 10 + random() % 400;
884 /* assign to first output */
886 wl_list_insert(&es->compositor->surface_list, &es->link);
888 case WLSC_SURFACE_MAP_FULLSCREEN:
896 es->x = (output->width - es->width) / 2;
897 es->y = (output->height - es->height) / 2;
898 es->fullscreen_output = output;
899 wlsc_surface_update_matrix(es);
900 wlsc_surface_damage(es);
901 es->map_type = WLSC_SURFACE_MAP_FULLSCREEN;
905 surface_damage(struct wl_client *client,
906 struct wl_surface *surface,
907 int32_t x, int32_t y, int32_t width, int32_t height)
909 struct wlsc_surface *es = (struct wlsc_surface *) surface;
911 wlsc_surface_damage_rectangle(es, x, y, width, height);
914 const static struct wl_surface_interface surface_interface = {
917 surface_map_toplevel,
918 surface_map_transient,
919 surface_map_fullscreen,
924 wlsc_input_device_attach(struct wlsc_input_device *device,
925 int x, int y, int width, int height)
927 wlsc_surface_damage(device->sprite);
929 device->hotspot_x = x;
930 device->hotspot_y = y;
932 device->sprite->x = device->input_device.x - device->hotspot_x;
933 device->sprite->y = device->input_device.y - device->hotspot_y;
934 device->sprite->width = width;
935 device->sprite->height = height;
936 wlsc_surface_update_matrix(device->sprite);
938 wlsc_surface_damage(device->sprite);
942 wlsc_input_device_attach_buffer(struct wlsc_input_device *device,
943 struct wl_buffer *buffer, int x, int y)
945 wlsc_buffer_attach(buffer, &device->sprite->surface);
946 wlsc_input_device_attach(device, x, y, buffer->width, buffer->height);
950 wlsc_input_device_attach_sprite(struct wlsc_input_device *device,
951 struct wlsc_sprite *sprite, int x, int y)
953 wlsc_sprite_attach(sprite, &device->sprite->surface);
954 wlsc_input_device_attach(device, x, y, sprite->width, sprite->height);
958 wlsc_input_device_set_pointer_image(struct wlsc_input_device *device,
959 enum wlsc_pointer_type type)
961 struct wlsc_compositor *compositor =
962 (struct wlsc_compositor *) device->input_device.compositor;
964 wlsc_input_device_attach_sprite(device,
965 compositor->pointer_sprites[type],
966 pointer_images[type].hotspot_x,
967 pointer_images[type].hotspot_y);
971 compositor_create_surface(struct wl_client *client,
972 struct wl_compositor *compositor, uint32_t id)
974 struct wlsc_compositor *ec = (struct wlsc_compositor *) compositor;
975 struct wlsc_surface *surface;
977 surface = wlsc_surface_create(ec, 0, 0, 0, 0);
978 if (surface == NULL) {
979 wl_client_post_no_memory(client);
983 surface->surface.resource.destroy = destroy_surface;
985 surface->surface.resource.object.id = id;
986 surface->surface.resource.object.interface = &wl_surface_interface;
987 surface->surface.resource.object.implementation =
988 (void (**)(void)) &surface_interface;
989 surface->surface.client = client;
991 wl_client_add_resource(client, &surface->surface.resource);
994 const static struct wl_compositor_interface compositor_interface = {
995 compositor_create_surface,
999 wlsc_surface_transform(struct wlsc_surface *surface,
1000 int32_t x, int32_t y, int32_t *sx, int32_t *sy)
1002 struct wlsc_vector v = { { x, y, 0, 1 } };
1004 wlsc_matrix_transform(&surface->matrix_inv, &v);
1005 *sx = v.f[0] * surface->width;
1006 *sy = v.f[1] * surface->height;
1009 struct wlsc_surface *
1010 pick_surface(struct wl_input_device *device, int32_t *sx, int32_t *sy)
1012 struct wlsc_compositor *ec =
1013 (struct wlsc_compositor *) device->compositor;
1014 struct wlsc_surface *es;
1016 wl_list_for_each(es, &ec->surface_list, link) {
1017 wlsc_surface_transform(es, device->x, device->y, sx, sy);
1018 if (0 <= *sx && *sx < es->width &&
1019 0 <= *sy && *sy < es->height)
1028 motion_grab_motion(struct wl_grab *grab,
1029 uint32_t time, int32_t x, int32_t y)
1031 struct wlsc_input_device *device =
1032 (struct wlsc_input_device *) grab->input_device;
1033 struct wlsc_surface *es =
1034 (struct wlsc_surface *) device->input_device.pointer_focus;
1037 wlsc_surface_transform(es, x, y, &sx, &sy);
1038 wl_client_post_event(es->surface.client,
1039 &device->input_device.object,
1040 WL_INPUT_DEVICE_MOTION,
1041 time, x, y, sx, sy);
1045 motion_grab_button(struct wl_grab *grab,
1046 uint32_t time, int32_t button, int32_t state)
1048 wl_client_post_event(grab->input_device->pointer_focus->client,
1049 &grab->input_device->object,
1050 WL_INPUT_DEVICE_BUTTON,
1051 time, button, state);
1055 motion_grab_end(struct wl_grab *grab, uint32_t time)
1059 static const struct wl_grab_interface motion_grab_interface = {
1066 wlsc_compositor_wake(struct wlsc_compositor *compositor)
1068 if (compositor->idle_inhibit)
1071 if (compositor->state == WLSC_COMPOSITOR_SLEEPING) {
1072 compositor->state = WLSC_COMPOSITOR_ACTIVE;
1073 wlsc_compositor_damage_all(compositor);
1076 wl_event_source_timer_update(compositor->idle_source,
1077 option_idle_time * 1000);
1081 wlsc_compositor_idle_inhibit(struct wlsc_compositor *compositor)
1083 wlsc_compositor_wake(compositor);
1084 compositor->idle_inhibit++;
1088 wlsc_compositor_idle_release(struct wlsc_compositor *compositor)
1090 compositor->idle_inhibit--;
1091 wlsc_compositor_wake(compositor);
1095 idle_handler(void *data)
1097 struct wlsc_compositor *compositor = data;
1099 if (compositor->idle_inhibit)
1102 wlsc_compositor_damage_all(compositor);
1103 compositor->state = WLSC_COMPOSITOR_SLEEPING;
1109 notify_motion(struct wl_input_device *device, uint32_t time, int x, int y)
1111 struct wlsc_surface *es;
1112 struct wlsc_compositor *ec =
1113 (struct wlsc_compositor *) device->compositor;
1114 struct wlsc_output *output;
1115 const struct wl_grab_interface *interface;
1116 struct wlsc_input_device *wd = (struct wlsc_input_device *) device;
1118 int x_valid = 0, y_valid = 0;
1119 int min_x = INT_MAX, min_y = INT_MAX, max_x = INT_MIN, max_y = INT_MIN;
1121 wlsc_compositor_wake(ec);
1123 wl_list_for_each(output, &ec->output_list, link) {
1124 if (output->x <= x && x <= output->x + output->width)
1127 if (output->y <= y && y <= output->y + output->height)
1130 /* FIXME: calculate this only on output addition/deletion */
1131 if (output->x < min_x)
1133 if (output->y < min_y)
1136 if (output->x + output->width > max_x)
1137 max_x = output->x + output->width;
1138 if (output->y + output->height > max_y)
1139 max_y = output->y + output->height;
1145 else if (x >= max_x)
1151 else if (y >= max_y)
1159 interface = device->grab->interface;
1160 interface->motion(device->grab, time, x, y);
1162 es = pick_surface(device, &sx, &sy);
1163 wl_input_device_set_pointer_focus(device,
1165 time, x, y, sx, sy);
1167 wl_client_post_event(es->surface.client,
1169 WL_INPUT_DEVICE_MOTION,
1170 time, x, y, sx, sy);
1173 wlsc_surface_damage(wd->sprite);
1175 wd->sprite->x = device->x - wd->hotspot_x;
1176 wd->sprite->y = device->y - wd->hotspot_y;
1177 wlsc_surface_update_matrix(wd->sprite);
1179 wlsc_surface_damage(wd->sprite);
1183 wlsc_surface_activate(struct wlsc_surface *surface,
1184 struct wlsc_input_device *device, uint32_t time)
1186 wlsc_surface_raise(surface);
1187 if (device->selection)
1188 wlsc_selection_set_focus(device->selection,
1189 &surface->surface, time);
1191 wl_input_device_set_keyboard_focus(&device->input_device,
1196 struct wlsc_binding {
1200 wlsc_binding_handler_t handler;
1202 struct wl_list link;
1206 notify_button(struct wl_input_device *device,
1207 uint32_t time, int32_t button, int32_t state)
1209 struct wlsc_input_device *wd = (struct wlsc_input_device *) device;
1210 struct wlsc_compositor *compositor =
1211 (struct wlsc_compositor *) device->compositor;
1212 struct wlsc_binding *b;
1213 struct wlsc_surface *surface =
1214 (struct wlsc_surface *) device->pointer_focus;
1217 wlsc_compositor_idle_inhibit(compositor);
1219 wlsc_compositor_idle_release(compositor);
1221 if (state && surface && device->grab == NULL) {
1222 wlsc_surface_activate(surface, wd, time);
1223 wl_input_device_start_grab(device,
1224 &device->motion_grab,
1228 wl_list_for_each(b, &compositor->binding_list, link) {
1229 if (b->button == button &&
1230 b->modifier == wd->modifier_state && state) {
1231 b->handler(&wd->input_device,
1232 time, 0, button, state, b->data);
1238 device->grab->interface->button(device->grab, time,
1241 if (!state && device->grab && device->grab_button == button)
1242 wl_input_device_end_grab(device, time);
1246 terminate_binding(struct wl_input_device *device, uint32_t time,
1247 uint32_t key, uint32_t button, uint32_t state, void *data)
1249 struct wlsc_compositor *compositor = data;
1252 wl_display_terminate(compositor->wl_display);
1255 struct wlsc_binding *
1256 wlsc_compositor_add_binding(struct wlsc_compositor *compositor,
1257 uint32_t key, uint32_t button, uint32_t modifier,
1258 wlsc_binding_handler_t handler, void *data)
1260 struct wlsc_binding *binding;
1262 binding = malloc(sizeof *binding);
1263 if (binding == NULL)
1267 binding->button = button;
1268 binding->modifier = modifier;
1269 binding->handler = handler;
1270 binding->data = data;
1271 wl_list_insert(compositor->binding_list.prev, &binding->link);
1277 wlsc_binding_destroy(struct wlsc_binding *binding)
1279 wl_list_remove(&binding->link);
1284 update_modifier_state(struct wlsc_input_device *device,
1285 uint32_t key, uint32_t state)
1292 modifier = MODIFIER_CTRL;
1297 modifier = MODIFIER_ALT;
1302 modifier = MODIFIER_SUPER;
1311 device->modifier_state |= modifier;
1313 device->modifier_state &= ~modifier;
1317 notify_key(struct wl_input_device *device,
1318 uint32_t time, uint32_t key, uint32_t state)
1320 struct wlsc_input_device *wd = (struct wlsc_input_device *) device;
1321 struct wlsc_compositor *compositor =
1322 (struct wlsc_compositor *) device->compositor;
1324 struct wlsc_binding *b;
1327 wlsc_compositor_idle_inhibit(compositor);
1329 wlsc_compositor_idle_release(compositor);
1331 wl_list_for_each(b, &compositor->binding_list, link) {
1332 if (b->key == key &&
1333 b->modifier == wd->modifier_state) {
1334 b->handler(&wd->input_device,
1335 time, key, 0, state, b->data);
1340 update_modifier_state(wd, key, state);
1341 end = device->keys.data + device->keys.size;
1342 for (k = device->keys.data; k < end; k++) {
1346 device->keys.size = (void *) end - device->keys.data;
1348 k = wl_array_add(&device->keys, sizeof *k);
1352 if (device->keyboard_focus != NULL)
1353 wl_client_post_event(device->keyboard_focus->client,
1355 WL_INPUT_DEVICE_KEY, time, key, state);
1359 notify_pointer_focus(struct wl_input_device *device,
1360 uint32_t time, struct wlsc_output *output,
1361 int32_t x, int32_t y)
1363 struct wlsc_input_device *wd = (struct wlsc_input_device *) device;
1364 struct wlsc_compositor *compositor =
1365 (struct wlsc_compositor *) device->compositor;
1366 struct wlsc_surface *es;
1372 es = pick_surface(device, &sx, &sy);
1373 wl_input_device_set_pointer_focus(device,
1375 time, x, y, sx, sy);
1377 compositor->focus = 1;
1379 wd->sprite->x = device->x - wd->hotspot_x;
1380 wd->sprite->y = device->y - wd->hotspot_y;
1381 wlsc_surface_update_matrix(wd->sprite);
1383 wl_input_device_set_pointer_focus(device, NULL,
1385 compositor->focus = 0;
1388 wlsc_surface_damage(wd->sprite);
1392 notify_keyboard_focus(struct wl_input_device *device,
1393 uint32_t time, struct wlsc_output *output,
1394 struct wl_array *keys)
1396 struct wlsc_input_device *wd =
1397 (struct wlsc_input_device *) device;
1398 struct wlsc_compositor *compositor =
1399 (struct wlsc_compositor *) device->compositor;
1400 struct wlsc_surface *es;
1403 if (!wl_list_empty(&compositor->surface_list))
1404 es = container_of(compositor->surface_list.next,
1405 struct wlsc_surface, link);
1410 wl_array_copy(&wd->input_device.keys, keys);
1411 wd->modifier_state = 0;
1412 end = device->keys.data + device->keys.size;
1413 for (k = device->keys.data; k < end; k++) {
1414 wlsc_compositor_idle_inhibit(compositor);
1415 update_modifier_state(wd, *k, 1);
1418 wl_input_device_set_keyboard_focus(&wd->input_device,
1419 &es->surface, time);
1421 end = device->keys.data + device->keys.size;
1422 for (k = device->keys.data; k < end; k++)
1423 wlsc_compositor_idle_release(compositor);
1425 wd->modifier_state = 0;
1426 wl_input_device_set_keyboard_focus(&wd->input_device,
1433 input_device_attach(struct wl_client *client,
1434 struct wl_input_device *device_base,
1436 struct wl_buffer *buffer, int32_t x, int32_t y)
1438 struct wlsc_input_device *device =
1439 (struct wlsc_input_device *) device_base;
1441 if (time < device->input_device.pointer_focus_time)
1443 if (device->input_device.pointer_focus == NULL)
1445 if (device->input_device.pointer_focus->client != client)
1448 if (buffer == NULL) {
1449 wlsc_input_device_set_pointer_image(device,
1450 WLSC_POINTER_LEFT_PTR);
1454 wlsc_input_device_attach_buffer(device, buffer, x, y);
1457 const static struct wl_input_device_interface input_device_interface = {
1458 input_device_attach,
1462 wlsc_input_device_init(struct wlsc_input_device *device,
1463 struct wlsc_compositor *ec)
1465 wl_input_device_init(&device->input_device, &ec->compositor);
1467 device->input_device.object.interface = &wl_input_device_interface;
1468 device->input_device.object.implementation =
1469 (void (**)(void)) &input_device_interface;
1470 wl_display_add_object(ec->wl_display, &device->input_device.object);
1471 wl_display_add_global(ec->wl_display, &device->input_device.object, NULL);
1473 device->sprite = wlsc_surface_create(ec,
1474 device->input_device.x,
1475 device->input_device.y, 32, 32);
1476 device->hotspot_x = 16;
1477 device->hotspot_y = 16;
1478 device->modifier_state = 0;
1480 device->input_device.motion_grab.interface = &motion_grab_interface;
1482 wl_list_insert(ec->input_device_list.prev, &device->link);
1484 wlsc_input_device_set_pointer_image(device, WLSC_POINTER_LEFT_PTR);
1488 wlsc_output_post_geometry(struct wl_client *client,
1489 struct wl_object *global, uint32_t version)
1491 struct wlsc_output *output =
1492 container_of(global, struct wlsc_output, object);
1494 wl_client_post_event(client, global,
1496 output->x, output->y,
1497 output->width, output->height);
1500 static const char vertex_shader[] =
1501 "uniform mat4 proj;\n"
1502 "attribute vec2 position;\n"
1503 "attribute vec2 texcoord;\n"
1504 "varying vec2 v_texcoord;\n"
1507 " gl_Position = proj * vec4(position, 0.0, 1.0);\n"
1508 " v_texcoord = texcoord;\n"
1511 static const char fragment_shader[] =
1512 "precision mediump float;\n"
1513 "varying vec2 v_texcoord;\n"
1514 "uniform sampler2D tex;\n"
1517 " gl_FragColor = texture2D(tex, v_texcoord)\n;"
1521 init_shaders(struct wlsc_compositor *ec)
1523 GLuint v, f, program;
1529 v = glCreateShader(GL_VERTEX_SHADER);
1530 glShaderSource(v, 1, &p, NULL);
1532 glGetShaderiv(v, GL_COMPILE_STATUS, &status);
1534 glGetShaderInfoLog(v, sizeof msg, NULL, msg);
1535 fprintf(stderr, "vertex shader info: %s\n", msg);
1539 p = fragment_shader;
1540 f = glCreateShader(GL_FRAGMENT_SHADER);
1541 glShaderSource(f, 1, &p, NULL);
1543 glGetShaderiv(f, GL_COMPILE_STATUS, &status);
1545 glGetShaderInfoLog(f, sizeof msg, NULL, msg);
1546 fprintf(stderr, "fragment shader info: %s\n", msg);
1550 program = glCreateProgram();
1551 glAttachShader(program, v);
1552 glAttachShader(program, f);
1553 glBindAttribLocation(program, 0, "position");
1554 glBindAttribLocation(program, 1, "texcoord");
1556 glLinkProgram(program);
1557 glGetProgramiv(program, GL_LINK_STATUS, &status);
1559 glGetProgramInfoLog(program, sizeof msg, NULL, msg);
1560 fprintf(stderr, "link info: %s\n", msg);
1564 glUseProgram(program);
1565 ec->proj_uniform = glGetUniformLocation(program, "proj");
1566 ec->tex_uniform = glGetUniformLocation(program, "tex");
1572 wlsc_output_destroy(struct wlsc_output *output)
1574 destroy_surface(&output->background->surface.resource, NULL);
1578 wlsc_output_move(struct wlsc_output *output, int x, int y)
1580 struct wlsc_compositor *c = output->compositor;
1586 if (output->background) {
1587 output->background->x = x;
1588 output->background->y = y;
1589 wlsc_surface_update_matrix(output->background);
1592 pixman_region32_init(&output->previous_damage_region);
1594 wlsc_matrix_init(&output->matrix);
1595 wlsc_matrix_translate(&output->matrix,
1596 -output->x - output->width / 2.0,
1597 -output->y - output->height / 2.0, 0);
1599 flip = (output->flags & WL_OUTPUT_FLIPPED) ? -1 : 1;
1600 wlsc_matrix_scale(&output->matrix,
1601 2.0 / output->width,
1602 flip * 2.0 / output->height, 1);
1604 pixman_region32_union_rect(&c->damage_region,
1606 x, y, output->width, output->height);
1610 wlsc_output_init(struct wlsc_output *output, struct wlsc_compositor *c,
1611 int x, int y, int width, int height, uint32_t flags)
1613 output->compositor = c;
1616 output->width = width;
1617 output->height = height;
1619 output->background =
1620 background_create(output, option_background);
1622 output->flags = flags;
1623 output->finished = 1;
1624 wlsc_output_move(output, x, y);
1626 output->object.interface = &wl_output_interface;
1627 wl_display_add_object(c->wl_display, &output->object);
1628 wl_display_add_global(c->wl_display, &output->object,
1629 wlsc_output_post_geometry);
1633 shm_buffer_created(struct wl_buffer *buffer)
1635 struct wl_list *surfaces_attached_to;
1637 surfaces_attached_to = malloc(sizeof *surfaces_attached_to);
1638 if (!surfaces_attached_to) {
1639 buffer->user_data = NULL;
1643 wl_list_init(surfaces_attached_to);
1645 buffer->user_data = surfaces_attached_to;
1649 shm_buffer_damaged(struct wl_buffer *buffer,
1650 int32_t x, int32_t y, int32_t width, int32_t height)
1652 struct wl_list *surfaces_attached_to = buffer->user_data;
1653 struct wlsc_surface *es;
1655 wl_list_for_each(es, surfaces_attached_to, buffer_link) {
1656 glBindTexture(GL_TEXTURE_2D, es->texture);
1657 glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
1658 buffer->width, buffer->height, 0,
1659 GL_BGRA_EXT, GL_UNSIGNED_BYTE,
1660 wl_shm_buffer_get_data(buffer));
1661 /* Hmm, should use glTexSubImage2D() here but GLES2 doesn't
1662 * support any unpack attributes except GL_UNPACK_ALIGNMENT. */
1667 shm_buffer_destroyed(struct wl_buffer *buffer)
1669 struct wl_list *surfaces_attached_to = buffer->user_data;
1670 struct wlsc_surface *es, *next;
1672 wl_list_for_each_safe(es, next, surfaces_attached_to, buffer_link) {
1674 wl_list_remove(&es->buffer_link);
1677 free(surfaces_attached_to);
1680 const static struct wl_shm_callbacks shm_callbacks = {
1683 shm_buffer_destroyed
1687 wlsc_compositor_init(struct wlsc_compositor *ec, struct wl_display *display)
1689 struct wl_event_loop *loop;
1690 const char *extensions;
1692 ec->wl_display = display;
1694 wl_compositor_init(&ec->compositor, &compositor_interface, display);
1696 ec->shm = wl_shm_init(display, &shm_callbacks);
1697 eglBindWaylandDisplayWL(ec->display, ec->wl_display);
1699 wl_list_init(&ec->surface_list);
1700 wl_list_init(&ec->input_device_list);
1701 wl_list_init(&ec->output_list);
1702 wl_list_init(&ec->binding_list);
1704 wlsc_shell_init(ec);
1705 wlsc_switcher_init(ec);
1707 wlsc_compositor_add_binding(ec, KEY_BACKSPACE, 0,
1708 MODIFIER_CTRL | MODIFIER_ALT,
1709 terminate_binding, ec);
1711 create_pointer_images(ec);
1713 screenshooter_create(ec);
1715 extensions = (const char *) glGetString(GL_EXTENSIONS);
1716 if (!strstr(extensions, "GL_EXT_texture_format_BGRA8888")) {
1718 "GL_EXT_texture_format_BGRA8888 not available\n");
1722 glActiveTexture(GL_TEXTURE0);
1723 if (init_shaders(ec) < 0)
1726 loop = wl_display_get_event_loop(ec->wl_display);
1727 ec->idle_source = wl_event_loop_add_timer(loop, idle_handler, ec);
1728 wl_event_source_timer_update(ec->idle_source, option_idle_time * 1000);
1730 ec->timer_source = wl_event_loop_add_timer(loop, repaint, ec);
1731 pixman_region32_init(&ec->damage_region);
1732 wlsc_compositor_schedule_repaint(ec);
1737 static int on_term_signal(int signal_number, void *data)
1739 struct wlsc_compositor *ec = data;
1741 wl_display_terminate(ec->wl_display);
1746 int main(int argc, char *argv[])
1748 struct wl_display *display;
1749 struct wlsc_compositor *ec;
1750 struct wl_event_loop *loop;
1751 GError *error = NULL;
1752 GOptionContext *context;
1755 g_type_init(); /* GdkPixbuf needs this, it seems. */
1757 context = g_option_context_new(NULL);
1758 g_option_context_add_main_entries(context, option_entries, "Wayland");
1759 if (!g_option_context_parse(context, &argc, &argv, &error)) {
1760 fprintf(stderr, "option parsing failed: %s\n", error->message);
1763 if (sscanf(option_geometry, "%dx%d", &width, &height) != 2) {
1764 fprintf(stderr, "invalid geometry option: %s \n",
1769 display = wl_display_create();
1773 #if BUILD_WAYLAND_COMPOSITOR
1774 if (getenv("WAYLAND_DISPLAY"))
1775 ec = wayland_compositor_create(display, width, height);
1778 #if BUILD_X11_COMPOSITOR
1779 if (ec == NULL && getenv("DISPLAY"))
1780 ec = x11_compositor_create(display, width, height);
1783 #if BUILD_OPENWFD_COMPOSITOR
1784 if (ec == NULL && getenv("OPENWFD"))
1785 ec = wfd_compositor_create(display, option_connector);
1788 #if BUILD_DRM_COMPOSITOR
1790 ec = drm_compositor_create(display, option_connector);
1794 fprintf(stderr, "failed to create compositor\n");
1798 if (wl_display_add_socket(display, option_socket_name)) {
1799 fprintf(stderr, "failed to add socket: %m\n");
1803 loop = wl_display_get_event_loop(ec->wl_display);
1804 wl_event_loop_add_signal(loop, SIGTERM, on_term_signal, ec);
1805 wl_event_loop_add_signal(loop, SIGINT, on_term_signal, ec);
1807 wl_display_run(display);
1809 eglUnbindWaylandDisplayWL(ec->display, display);
1810 wl_display_destroy(display);