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212 lines
5.5 KiB
212 lines
5.5 KiB
/*
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* Copyright © 2010-2011 Benjamin Franzke
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* Copyright © 2012 Intel Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <sys/time.h>
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#include "compositor.h"
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struct headless_compositor {
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struct weston_compositor base;
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struct weston_seat fake_seat;
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};
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struct headless_output {
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struct weston_output base;
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struct weston_mode mode;
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struct wl_event_source *finish_frame_timer;
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};
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static void
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headless_output_start_repaint_loop(struct weston_output *output)
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{
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uint32_t msec;
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struct timeval tv;
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gettimeofday(&tv, NULL);
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msec = tv.tv_sec * 1000 + tv.tv_usec / 1000;
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weston_output_finish_frame(output, msec);
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}
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static int
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finish_frame_handler(void *data)
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{
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headless_output_start_repaint_loop(data);
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return 1;
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}
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static void
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headless_output_repaint(struct weston_output *output_base,
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pixman_region32_t *damage)
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{
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struct headless_output *output = (struct headless_output *) output_base;
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struct weston_compositor *ec = output->base.compositor;
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ec->renderer->repaint_output(&output->base, damage);
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pixman_region32_subtract(&ec->primary_plane.damage,
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&ec->primary_plane.damage, damage);
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wl_event_source_timer_update(output->finish_frame_timer, 16);
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return;
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}
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static void
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headless_output_destroy(struct weston_output *output_base)
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{
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struct headless_output *output = (struct headless_output *) output_base;
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wl_event_source_remove(output->finish_frame_timer);
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free(output);
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return;
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}
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static int
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headless_compositor_create_output(struct headless_compositor *c,
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int width, int height)
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{
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struct headless_output *output;
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struct wl_event_loop *loop;
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output = malloc(sizeof *output);
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if (output == NULL)
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return -1;
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memset(output, 0, sizeof *output);
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output->mode.flags =
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WL_OUTPUT_MODE_CURRENT | WL_OUTPUT_MODE_PREFERRED;
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output->mode.width = width;
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output->mode.height = height;
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output->mode.refresh = 60;
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wl_list_init(&output->base.mode_list);
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wl_list_insert(&output->base.mode_list, &output->mode.link);
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output->base.current = &output->mode;
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weston_output_init(&output->base, &c->base, 0, 0, width, height,
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WL_OUTPUT_TRANSFORM_NORMAL);
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output->base.make = "weston";
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output->base.model = "headless";
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weston_output_move(&output->base, 0, 0);
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loop = wl_display_get_event_loop(c->base.wl_display);
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output->finish_frame_timer =
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wl_event_loop_add_timer(loop, finish_frame_handler, output);
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output->base.origin = output->base.current;
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output->base.start_repaint_loop = headless_output_start_repaint_loop;
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output->base.repaint = headless_output_repaint;
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output->base.destroy = headless_output_destroy;
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output->base.assign_planes = NULL;
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output->base.set_backlight = NULL;
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output->base.set_dpms = NULL;
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output->base.switch_mode = NULL;
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wl_list_insert(c->base.output_list.prev, &output->base.link);
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return 0;
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}
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static void
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headless_restore(struct weston_compositor *ec)
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{
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}
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static void
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headless_destroy(struct weston_compositor *ec)
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{
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struct headless_compositor *c = (struct headless_compositor *) ec;
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ec->renderer->destroy(ec);
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weston_seat_release(&c->fake_seat);
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weston_compositor_shutdown(ec);
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free(ec);
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}
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static struct weston_compositor *
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headless_compositor_create(struct wl_display *display,
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int width, int height, const char *display_name,
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int *argc, char *argv[], const char *config_file)
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{
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struct headless_compositor *c;
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c = calloc(1, sizeof *c);
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if (c == NULL)
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return NULL;
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memset(c, 0, sizeof *c);
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if (weston_compositor_init(&c->base, display, argc, argv,
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config_file) < 0)
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goto err_free;
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weston_seat_init(&c->fake_seat, &c->base);
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c->base.destroy = headless_destroy;
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c->base.restore = headless_restore;
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if (headless_compositor_create_output(c, width, height) < 0)
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goto err_compositor;
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if (noop_renderer_init(&c->base) < 0)
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goto err_compositor;
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return &c->base;
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err_compositor:
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weston_compositor_shutdown(&c->base);
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err_free:
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free(c);
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return NULL;
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}
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WL_EXPORT struct weston_compositor *
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backend_init(struct wl_display *display, int *argc, char *argv[],
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const char *config_file)
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{
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int width = 1024, height = 640;
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char *display_name = NULL;
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const struct weston_option headless_options[] = {
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{ WESTON_OPTION_INTEGER, "width", 0, &width },
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{ WESTON_OPTION_INTEGER, "height", 0, &height },
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};
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parse_options(headless_options,
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ARRAY_LENGTH(headless_options), argc, argv);
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return headless_compositor_create(display, width, height, display_name,
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argc, argv, config_file);
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}
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