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output: add damage_frame handler

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This commit is contained in:
Jente Hidskes 2020-07-02 23:01:06 +02:00
parent 3be6261814
commit ab1eac11df
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GPG key ID: 04BE5A29F32D91EA
1 changed files with 60 additions and 1 deletions
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61
desktop/output.c
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@ -7,8 +7,11 @@
* See the LICENSE file accompanying this file.
*/
#define _POSIX_C_SOURCE 200112L
#include <assert.h>
#include <stdlib.h>
#include <time.h>
#include <wayland-server-core.h>
#include <wlr/backend.h>
#include <wlr/backend/wayland.h>
@ -18,12 +21,68 @@
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_output_damage.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/util/log.h>
#include <wlr/util/region.h>
#include "output.h"
#include "view.h"
struct send_frame_done_data {
struct timespec when;
};
static void
output_for_each_surface(struct cg_output *output, wlr_surface_iterator_func_t iterator, void *user_data)
{
struct cg_view *view;
wl_list_for_each_reverse (view, &output->views, link) {
cage_view_for_each_surface(view, iterator, user_data);
}
}
static void
send_frame_done_iterator(struct wlr_surface *surface, int sx, int sy, void *user_data)
{
struct send_frame_done_data *data = user_data;
wlr_surface_send_frame_done(surface, &data->when);
}
static void
send_frame_done(struct cg_output *output, struct send_frame_done_data *data)
{
output_for_each_surface(output, send_frame_done_iterator, data);
}
static void
handle_output_damage_frame(struct wl_listener *listener, void *user_data)
{
struct cg_output *output = wl_container_of(listener, output, damage_frame);
struct send_frame_done_data frame_data = {0};
bool needs_frame;
pixman_region32_t damage;
pixman_region32_init(&damage);
if (!wlr_output_damage_attach_render(output->damage, &needs_frame, &damage)) {
wlr_log(WLR_ERROR, "Cannot make damage output current");
goto damage_finish;
}
if (!needs_frame) {
wlr_output_rollback(output->wlr_output);
goto damage_finish;
}
// cage_renderer_render_output(output->wlr_output, &damage);
damage_finish:
pixman_region32_fini(&damage);
clock_gettime(CLOCK_MONOTONIC, &frame_data.when);
send_frame_done(output, &frame_data);
}
static void
handle_output_damage_destroy(struct wl_listener *listener, void *user_data)
{
@ -119,7 +178,7 @@ cage_output_enable(struct cg_output *output)
output->transform.notify = handle_output_transform;
wl_signal_add(&wlr_output->events.transform, &output->transform);
wl_list_remove(&output->damage_frame.link);
// output->damage_frame.notify = handle_output_damage_frame;
output->damage_frame.notify = handle_output_damage_frame;
wl_signal_add(&output->damage->events.frame, &output->damage_frame);
wlr_output_enable(wlr_output, true);