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output: rename swap_buffers event to precommit

Browse source 
Also remove damage from the event data since it's no longer tied to commits.
This commit is contained in:
Simon Ser 2019-04-23 19:44:47 +03:00 • committed by Drew DeVault
parent 9a0f8a194c
commit 31dcecbfa9
7 changed files with 42 additions and 37 deletions
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2
include/wlr/types/wlr_export_dmabuf_v1.h
View file

@ -35,7 +35,7 @@ struct wlr_export_dmabuf_frame_v1 {
bool cursor_locked;
struct wl_listener output_swap_buffers;
struct wl_listener output_precommit;
};
struct wlr_export_dmabuf_manager_v1 *wlr_export_dmabuf_manager_v1_create(

9
include/wlr/types/wlr_output.h
View file

@ -56,7 +56,7 @@ enum wlr_output_state_field {
*/
struct wlr_output_state {
uint32_t committed; // enum wlr_output_state_field
pixman_region32_t damage;
pixman_region32_t damage; // output-buffer-local coordinates
};
struct wlr_output_impl;
@ -111,8 +111,8 @@ struct wlr_output {
// Emitted when buffers need to be swapped (because software cursors or
// fullscreen damage or because of backend-specific logic)
struct wl_signal needs_commit;
// Emitted right before buffer swap
struct wl_signal swap_buffers; // wlr_output_event_swap_buffers
// Emitted right before buffer commit
struct wl_signal precommit; // wlr_output_event_precommit
// Emitted right after the buffer has been presented to the user
struct wl_signal present; // wlr_output_event_present
struct wl_signal enable;
@ -133,10 +133,9 @@ struct wlr_output {
void *data;
};
struct wlr_output_event_swap_buffers {
struct wlr_output_event_precommit {
struct wlr_output *output;
struct timespec *when;
pixman_region32_t *damage; // output-buffer-local coordinates
};
enum wlr_output_present_flag {

2
include/wlr/types/wlr_screencopy_v1.h
View file

@ -42,7 +42,7 @@ struct wlr_screencopy_frame_v1 {
struct wl_listener buffer_destroy;
struct wlr_output *output;
struct wl_listener output_swap_buffers;
struct wl_listener output_precommit;
void *data;
};

24
types/wlr_export_dmabuf_v1.c
View file

@ -38,7 +38,7 @@ static void frame_destroy(struct wlr_export_dmabuf_frame_v1 *frame) {
wlr_output_lock_software_cursors(frame->output, false);
}
wl_list_remove(&frame->link);
wl_list_remove(&frame->output_swap_buffers.link);
wl_list_remove(&frame->output_precommit.link);
wlr_dmabuf_attributes_finish(&frame->attribs);
// Make the frame resource inert
wl_resource_set_user_data(frame->resource, NULL);
@ -50,14 +50,18 @@ static void frame_handle_resource_destroy(struct wl_resource *resource) {
frame_destroy(frame);
}
static void frame_output_handle_swap_buffers(struct wl_listener *listener,
static void frame_output_handle_precommit(struct wl_listener *listener,
void *data) {
struct wlr_export_dmabuf_frame_v1 *frame =
wl_container_of(listener, frame, output_swap_buffers);
struct wlr_output_event_swap_buffers *event = data;
wl_container_of(listener, frame, output_precommit);
struct wlr_output_event_precommit *event = data;
wl_list_remove(&frame->output_swap_buffers.link);
wl_list_init(&frame->output_swap_buffers.link);
if (!(event->output->pending.committed & WLR_OUTPUT_STATE_BUFFER)) {
return;
}
wl_list_remove(&frame->output_precommit.link);
wl_list_init(&frame->output_precommit.link);
time_t tv_sec = event->when->tv_sec;
uint32_t tv_sec_hi = (sizeof(tv_sec) > 4) ? tv_sec >> 32 : 0;
@ -92,7 +96,7 @@ static void manager_handle_capture_output(struct wl_client *client,
}
frame->manager = manager;
frame->output = output;
wl_list_init(&frame->output_swap_buffers.link);
wl_list_init(&frame->output_precommit.link);
uint32_t version = wl_resource_get_version(manager_resource);
frame->resource = wl_resource_create(client,
@ -142,9 +146,9 @@ static void manager_handle_capture_output(struct wl_client *client,
attribs->fd[i], size, attribs->offset[i], attribs->stride[i], i);
}
wl_list_remove(&frame->output_swap_buffers.link);
wl_signal_add(&output->events.swap_buffers, &frame->output_swap_buffers);
frame->output_swap_buffers.notify = frame_output_handle_swap_buffers;
wl_list_remove(&frame->output_precommit.link);
wl_signal_add(&output->events.precommit, &frame->output_precommit);
frame->output_precommit.notify = frame_output_handle_precommit;
}
static void manager_handle_destroy(struct wl_client *client,

12
types/wlr_output.c
View file

@ -274,7 +274,7 @@ void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
wl_list_init(&output->resources);
wl_signal_init(&output->events.frame);
wl_signal_init(&output->events.needs_commit);
wl_signal_init(&output->events.swap_buffers);
wl_signal_init(&output->events.precommit);
wl_signal_init(&output->events.present);
wl_signal_init(&output->events.enable);
wl_signal_init(&output->events.mode);
@ -415,17 +415,11 @@ bool wlr_output_commit(struct wlr_output *output) {
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
pixman_region32_t *damage = NULL;
if (output->pending.committed & WLR_OUTPUT_STATE_DAMAGE) {
damage = &output->pending.damage;
}
struct wlr_output_event_swap_buffers event = {
struct wlr_output_event_precommit event = {
.output = output,
.when = &now,
.damage = damage,
};
wlr_signal_emit_safe(&output->events.swap_buffers, &event);
wlr_signal_emit_safe(&output->events.precommit, &event);
if (!output->impl->commit(output)) {
return false;

24
types/wlr_screencopy_v1.c
View file

@ -27,24 +27,28 @@ static void frame_destroy(struct wlr_screencopy_frame_v1 *frame) {
wlr_output_lock_software_cursors(frame->output, false);
}
wl_list_remove(&frame->link);
wl_list_remove(&frame->output_swap_buffers.link);
wl_list_remove(&frame->output_precommit.link);
wl_list_remove(&frame->buffer_destroy.link);
// Make the frame resource inert
wl_resource_set_user_data(frame->resource, NULL);
free(frame);
}
static void frame_handle_output_swap_buffers(struct wl_listener *listener,
static void frame_handle_output_precommit(struct wl_listener *listener,
void *_data) {
struct wlr_screencopy_frame_v1 *frame =
wl_container_of(listener, frame, output_swap_buffers);
struct wlr_output_event_swap_buffers *event = _data;
wl_container_of(listener, frame, output_precommit);
struct wlr_output_event_precommit *event = _data;
struct wlr_output *output = frame->output;
struct wlr_renderer *renderer = wlr_backend_get_renderer(output->backend);
assert(renderer);
wl_list_remove(&frame->output_swap_buffers.link);
wl_list_init(&frame->output_swap_buffers.link);
if (!(output->pending.committed & WLR_OUTPUT_STATE_BUFFER)) {
return;
}
wl_list_remove(&frame->output_precommit.link);
wl_list_init(&frame->output_precommit.link);
int x = frame->box.x;
int y = frame->box.y;
@ -119,7 +123,7 @@ static void frame_handle_copy(struct wl_client *client,
return;
}
if (!wl_list_empty(&frame->output_swap_buffers.link) ||
if (!wl_list_empty(&frame->output_precommit.link) ||
frame->buffer != NULL) {
wl_resource_post_error(frame->resource,
ZWLR_SCREENCOPY_FRAME_V1_ERROR_ALREADY_USED,
@ -129,8 +133,8 @@ static void frame_handle_copy(struct wl_client *client,
frame->buffer = buffer;
wl_signal_add(&output->events.swap_buffers, &frame->output_swap_buffers);
frame->output_swap_buffers.notify = frame_handle_output_swap_buffers;
wl_signal_add(&output->events.precommit, &frame->output_precommit);
frame->output_precommit.notify = frame_handle_output_precommit;
wl_resource_add_destroy_listener(buffer_resource, &frame->buffer_destroy);
frame->buffer_destroy.notify = frame_handle_buffer_destroy;
@ -213,7 +217,7 @@ static void capture_output(struct wl_client *client,
wl_list_insert(&manager->frames, &frame->link);
wl_list_init(&frame->output_swap_buffers.link);
wl_list_init(&frame->output_precommit.link);
wl_list_init(&frame->buffer_destroy.link);
struct wlr_renderer *renderer = wlr_backend_get_renderer(output->backend);

6
types/wlr_screenshooter.c
View file

@ -45,6 +45,10 @@ static void output_handle_frame(struct wl_listener *listener, void *_data) {
struct wlr_renderer *renderer = wlr_backend_get_renderer(output->backend);
struct wl_shm_buffer *shm_buffer = state->shm_buffer;
if (!(output->pending.committed & WLR_OUTPUT_STATE_BUFFER)) {
return;
}
enum wl_shm_format format = wl_shm_buffer_get_format(shm_buffer);
int32_t width = wl_shm_buffer_get_width(shm_buffer);
int32_t height = wl_shm_buffer_get_height(shm_buffer);
@ -143,7 +147,7 @@ static void screenshooter_shoot(struct wl_client *client,
state->shm_buffer = shm_buffer;
state->screenshot = screenshot;
state->frame_listener.notify = output_handle_frame;
wl_signal_add(&output->events.swap_buffers, &state->frame_listener);
wl_signal_add(&output->events.precommit, &state->frame_listener);
// Schedule a buffer commit
output->needs_commit = true;