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renderer: Render scene_graph

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master
Alexander Orzechowski 1 year ago committed by Kirill Primak
parent 0e1a02bf0a
commit 9c17cba0b2
7 changed files with 80 additions and 406 deletions
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3
include/sway/output.h
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@ -41,7 +41,6 @@ struct sway_output {
struct wl_list shell_layers[4]; // sway_layer_surface::link
struct wlr_box usable_area;
struct timespec last_frame;
struct wlr_damage_ring damage_ring;
int lx, ly; // layout coords
@ -58,9 +57,7 @@ struct sway_output {
struct wl_listener destroy;
struct wl_listener commit;
struct wl_listener present;
struct wl_listener damage;
struct wl_listener frame;
struct wl_listener needs_frame;
struct wl_listener request_state;
struct {

1
include/sway/scene_descriptor.h
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@ -11,6 +11,7 @@
#include <wlr/types/wlr_scene.h>
enum sway_scene_descriptor_type {
SWAY_SCENE_DESC_BUFFER_TIMER,
};
bool scene_descriptor_assign(struct wlr_scene_node *node,

2
include/sway/server.h
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@ -41,7 +41,6 @@ struct sway_server {
struct wlr_allocator *allocator;
struct wlr_compositor *compositor;
struct wl_listener compositor_new_surface;
struct wlr_linux_dmabuf_v1 *linux_dmabuf_v1;
@ -170,7 +169,6 @@ void server_run(struct sway_server *server);
void restore_nofile_limit(void);
void handle_compositor_new_surface(struct wl_listener *listener, void *data);
void handle_new_output(struct wl_listener *listener, void *data);
void handle_idle_inhibitor_v1(struct wl_listener *listener, void *data);

14
include/sway/surface.h
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@ -2,20 +2,6 @@
#define _SWAY_SURFACE_H
#include <wlr/types/wlr_compositor.h>
struct sway_surface {
struct wlr_surface *wlr_surface;
struct wl_listener destroy;
/**
* This timer can be used for issuing delayed frame done callbacks (for
* example, to improve presentation latency). Its handler is set to a
* function that issues a frame done callback to this surface.
*/
struct wl_event_source *frame_done_timer;
};
void surface_update_outputs(struct wlr_surface *surface);
void surface_enter_output(struct wlr_surface *surface,
struct sway_output *output);
void surface_leave_output(struct wlr_surface *surface,

414
sway/desktop/output.c
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@ -26,8 +26,8 @@
#include "sway/ipc-server.h"
#include "sway/layers.h"
#include "sway/output.h"
#include "sway/scene_descriptor.h"
#include "sway/server.h"
#include "sway/surface.h"
#include "sway/tree/arrange.h"
#include "sway/tree/container.h"
#include "sway/tree/root.h"
@ -275,104 +275,6 @@ void output_drag_icons_for_each_surface(struct sway_output *output,
}
}
static void for_each_surface_container_iterator(struct sway_container *con,
void *_data) {
if (!con->view || !view_is_visible(con->view)) {
return;
}
struct surface_iterator_data *data = _data;
output_view_for_each_surface(data->output, con->view,
data->user_iterator, data->user_data);
}
static void output_for_each_surface(struct sway_output *output,
sway_surface_iterator_func_t iterator, void *user_data) {
if (server.session_lock.locked) {
if (server.session_lock.lock == NULL) {
return;
}
struct wlr_session_lock_surface_v1 *lock_surface;
wl_list_for_each(lock_surface, &server.session_lock.lock->surfaces, link) {
if (lock_surface->output != output->wlr_output) {
continue;
}
if (!lock_surface->surface->mapped) {
continue;
}
output_surface_for_each_surface(output, lock_surface->surface,
0.0, 0.0, iterator, user_data);
}
return;
}
if (output_has_opaque_overlay_layer_surface(output)) {
goto overlay;
}
struct surface_iterator_data data = {
.user_iterator = iterator,
.user_data = user_data,
.output = output,
.view = NULL,
};
struct sway_workspace *workspace = output_get_active_workspace(output);
struct sway_container *fullscreen_con = root->fullscreen_global;
if (!fullscreen_con) {
if (!workspace) {
return;
}
fullscreen_con = workspace->current.fullscreen;
}
if (fullscreen_con) {
for_each_surface_container_iterator(fullscreen_con, &data);
container_for_each_child(fullscreen_con,
for_each_surface_container_iterator, &data);
// TODO: Show transient containers for fullscreen global
if (fullscreen_con == workspace->current.fullscreen) {
for (int i = 0; i < workspace->current.floating->length; ++i) {
struct sway_container *floater =
workspace->current.floating->items[i];
if (container_is_transient_for(floater, fullscreen_con)) {
for_each_surface_container_iterator(floater, &data);
}
}
}
#if HAVE_XWAYLAND
output_unmanaged_for_each_surface(output, &root->xwayland_unmanaged,
iterator, user_data);
#endif
} else {
output_layer_for_each_surface(output,
&output->shell_layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND],
iterator, user_data);
output_layer_for_each_surface(output,
&output->shell_layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM],
iterator, user_data);
workspace_for_each_container(workspace,
for_each_surface_container_iterator, &data);
#if HAVE_XWAYLAND
output_unmanaged_for_each_surface(output, &root->xwayland_unmanaged,
iterator, user_data);
#endif
output_layer_for_each_surface(output,
&output->shell_layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP],
iterator, user_data);
}
overlay:
output_layer_for_each_surface(output,
&output->shell_layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY],
iterator, user_data);
output_drag_icons_for_each_surface(output, &root->drag_icons,
iterator, user_data);
}
static int scale_length(int length, int offset, float scale) {
return roundf((offset + length) * scale) - roundf(offset * scale);
}
@ -424,276 +326,137 @@ bool output_has_opaque_overlay_layer_surface(struct sway_output *output) {
struct send_frame_done_data {
struct timespec when;
int msec_until_refresh;
struct sway_output *output;
};
static void send_frame_done_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *box, void *user_data) {
int view_max_render_time = 0;
if (view != NULL) {
view_max_render_time = view->max_render_time;
}
struct send_frame_done_data *data = user_data;
struct buffer_timer {
struct wl_listener destroy;
struct wl_event_source *frame_done_timer;
};
int delay = data->msec_until_refresh - output->max_render_time
- view_max_render_time;
static int handle_buffer_timer(void *data) {
struct wlr_scene_buffer *buffer = data;
if (output->max_render_time == 0 || view_max_render_time == 0 || delay < 1) {
wlr_surface_send_frame_done(surface, &data->when);
} else {
struct sway_surface *sway_surface = surface->data;
wl_event_source_timer_update(sway_surface->frame_done_timer, delay);
}
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
wlr_scene_buffer_send_frame_done(buffer, &now);
return 0;
}
static void send_frame_done(struct sway_output *output, struct send_frame_done_data *data) {
output_for_each_surface(output, send_frame_done_iterator, data);
}
static void handle_buffer_timer_destroy(struct wl_listener *listener,
void *data) {
struct buffer_timer *timer = wl_container_of(listener, timer, destroy);
static void count_surface_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *box, void *data) {
size_t *n = data;
(*n)++;
wl_list_remove(&timer->destroy.link);
wl_event_source_remove(timer->frame_done_timer);
free(timer);
}
static bool scan_out_fullscreen_view(struct sway_output *output,
struct wlr_output_state *pending, struct sway_view *view) {
struct wlr_output *wlr_output = output->wlr_output;
struct sway_workspace *workspace = output->current.active_workspace;
if (!sway_assert(workspace, "Expected an active workspace")) {
return false;
static struct buffer_timer *buffer_timer_get_or_create(struct wlr_scene_buffer *buffer) {
struct buffer_timer *timer =
scene_descriptor_try_get(&buffer->node, SWAY_SCENE_DESC_BUFFER_TIMER);
if (timer) {
return timer;
}
if (server.session_lock.locked) {
return false;
timer = calloc(1, sizeof(struct buffer_timer));
if (!timer) {
return NULL;
}
if (!wl_list_empty(&view->saved_buffers)) {
return false;
timer->frame_done_timer = wl_event_loop_add_timer(server.wl_event_loop,
handle_buffer_timer, buffer);
if (!timer->frame_done_timer) {
free(timer);
return NULL;
}
for (int i = 0; i < workspace->current.floating->length; ++i) {
struct sway_container *floater =
workspace->current.floating->items[i];
if (container_is_transient_for(floater, view->container)) {
return false;
}
}
scene_descriptor_assign(&buffer->node, SWAY_SCENE_DESC_BUFFER_TIMER, timer);
#if HAVE_XWAYLAND
if (!wl_list_empty(&root->xwayland_unmanaged)) {
return false;
}
#endif
timer->destroy.notify = handle_buffer_timer_destroy;
wl_signal_add(&buffer->node.events.destroy, &timer->destroy);
if (!wl_list_empty(&output->shell_layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY])) {
return false;
}
if (!wl_list_empty(&root->drag_icons)) {
return false;
return timer;
}
struct wlr_surface *surface = view->surface;
if (surface == NULL) {
return false;
}
size_t n_surfaces = 0;
output_view_for_each_surface(output, view,
count_surface_iterator, &n_surfaces);
if (n_surfaces != 1) {
return false;
}
size_t n_popups = 0;
output_view_for_each_popup_surface(output, view,
count_surface_iterator, &n_popups);
if (n_popups > 0) {
return false;
}
if (surface->buffer == NULL) {
return false;
}
if ((float)surface->current.scale != wlr_output->scale ||
surface->current.transform != wlr_output->transform) {
return false;
}
static void send_frame_done_iterator(struct wlr_scene_buffer *buffer,
int x, int y, void *user_data) {
struct send_frame_done_data *data = user_data;
struct sway_output *output = data->output;
int view_max_render_time = 0;
if (!wlr_output_is_direct_scanout_allowed(wlr_output)) {
return false;
if (buffer->primary_output != data->output->scene_output) {
return;
}
wlr_output_state_set_buffer(pending, &surface->buffer->base);
struct wlr_scene_node *current = &buffer->node;
if (!wlr_output_test_state(wlr_output, pending)) {
return false;
while (true) {
if (!current->parent) {
break;
}
wlr_presentation_surface_scanned_out_on_output(surface,
wlr_output);
return wlr_output_commit_state(wlr_output, pending);
current = &current->parent->node;
}
static void get_frame_damage(struct sway_output *output,
pixman_region32_t *frame_damage) {
struct wlr_output *wlr_output = output->wlr_output;
int width, height;
wlr_output_transformed_resolution(wlr_output, &width, &height);
int delay = data->msec_until_refresh - output->max_render_time
- view_max_render_time;
pixman_region32_init(frame_damage);
struct buffer_timer *timer = NULL;
enum wl_output_transform transform =
wlr_output_transform_invert(wlr_output->transform);
wlr_region_transform(frame_damage, &output->damage_ring.current,
transform, width, height);
if (output->max_render_time != 0 && view_max_render_time != 0 && delay > 0) {
timer = buffer_timer_get_or_create(buffer);
}
if (debug.damage != DAMAGE_DEFAULT) {
pixman_region32_union_rect(frame_damage, frame_damage,
0, 0, wlr_output->width, wlr_output->height);
if (timer) {
wl_event_source_timer_update(timer->frame_done_timer, delay);
} else {
wlr_scene_buffer_send_frame_done(buffer, &data->when);
}
}
static int output_repaint_timer_handler(void *data) {
struct sway_output *output = data;
struct wlr_output *wlr_output = output->wlr_output;
if (wlr_output == NULL) {
return 0;
}
wlr_output->frame_pending = false;
if (!wlr_output->needs_frame &&
!output->gamma_lut_changed &&
!pixman_region32_not_empty(&output->damage_ring.current)) {
if (!output->enabled) {
return 0;
}
struct sway_workspace *workspace = output->current.active_workspace;
if (workspace == NULL) {
return 0;
}
output->wlr_output->frame_pending = false;
struct sway_container *fullscreen_con = root->fullscreen_global;
if (!fullscreen_con) {
fullscreen_con = workspace->current.fullscreen;
if (output->gamma_lut_changed) {
struct wlr_output_state pending;
wlr_output_state_init(&pending);
if (!wlr_scene_output_build_state(output->scene_output, &pending, NULL)) {
return 0;
}
struct wlr_output_state pending = {0};
if (output->gamma_lut_changed) {
output->gamma_lut_changed = false;
struct wlr_gamma_control_v1 *gamma_control =
wlr_gamma_control_manager_v1_get_control(
server.gamma_control_manager_v1, wlr_output);
server.gamma_control_manager_v1, output->wlr_output);
if (!wlr_gamma_control_v1_apply(gamma_control, &pending)) {
goto out;
}
if (!wlr_output_test_state(wlr_output, &pending)) {
wlr_output_state_finish(&pending);
pending = (struct wlr_output_state){0};
wlr_gamma_control_v1_send_failed_and_destroy(gamma_control);
}
}
pending.committed |= WLR_OUTPUT_STATE_DAMAGE;
get_frame_damage(output, &pending.damage);
if (fullscreen_con && fullscreen_con->view && !debug.noscanout) {
// Try to scan-out the fullscreen view
static bool last_scanned_out = false;
bool scanned_out =
scan_out_fullscreen_view(output, &pending, fullscreen_con->view);
if (scanned_out && !last_scanned_out) {
sway_log(SWAY_DEBUG, "Scanning out fullscreen view on %s",
output->wlr_output->name);
}
if (last_scanned_out && !scanned_out) {
sway_log(SWAY_DEBUG, "Stopping fullscreen view scan out on %s",
output->wlr_output->name);
output_damage_whole(output);
}
last_scanned_out = scanned_out;
if (scanned_out) {
goto out;
}
}
if (!wlr_output_configure_primary_swapchain(wlr_output, &pending, &wlr_output->swapchain)) {
goto out;
}
int buffer_age;
struct wlr_buffer *buffer = wlr_swapchain_acquire(wlr_output->swapchain, &buffer_age);
if (buffer == NULL) {
goto out;
}
struct wlr_render_pass *render_pass = wlr_renderer_begin_buffer_pass(
wlr_output->renderer, buffer, NULL);
if (render_pass == NULL) {
wlr_buffer_unlock(buffer);
goto out;
return 0;
}
pixman_region32_t damage;
pixman_region32_init(&damage);
wlr_damage_ring_get_buffer_damage(&output->damage_ring, buffer_age, &damage);
if (debug.damage == DAMAGE_RERENDER) {
int width, height;
wlr_output_transformed_resolution(wlr_output, &width, &height);
pixman_region32_union_rect(&damage, &damage, 0, 0, width, height);
if (!wlr_output_commit_state(output->wlr_output, &pending)) {
wlr_gamma_control_v1_send_failed_and_destroy(gamma_control);
wlr_output_state_finish(&pending);
return 0;
}
struct render_context ctx = {
.output_damage = &damage,
.renderer = wlr_output->renderer,
.output = output,
.pass = render_pass,
};
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
output_render(&ctx);
pixman_region32_fini(&damage);
if (!wlr_render_pass_submit(render_pass)) {
wlr_buffer_unlock(buffer);
goto out;
wlr_output_state_finish(&pending);
return 0;
}
wlr_output_state_set_buffer(&pending, buffer);
wlr_buffer_unlock(buffer);
if (!wlr_output_commit_state(wlr_output, &pending)) {
goto out;
}
wlr_scene_output_commit(output->scene_output, NULL);
wlr_damage_ring_rotate(&output->damage_ring);
output->last_frame = now;
out:
wlr_output_state_finish(&pending);
return 0;
}
static void handle_damage(struct wl_listener *listener, void *user_data) {
struct sway_output *output =
wl_container_of(listener, output, damage);
struct wlr_output_event_damage *event = user_data;
if (wlr_damage_ring_add(&output->damage_ring, event->damage)) {
wlr_output_schedule_frame(output->wlr_output);
}
}
static void handle_frame(struct wl_listener *listener, void *user_data) {
struct sway_output *output =
wl_container_of(listener, output, frame);
@ -754,13 +517,8 @@ static void handle_frame(struct wl_listener *listener, void *user_data) {
struct send_frame_done_data data = {0};
clock_gettime(CLOCK_MONOTONIC, &data.when);
data.msec_until_refresh = msec_until_refresh;
send_frame_done(output, &data);
}
static void handle_needs_frame(struct wl_listener *listener, void *user_data) {
struct sway_output *output =
wl_container_of(listener, output, needs_frame);
wlr_output_schedule_frame(output->wlr_output);
data.output = output;
wlr_scene_output_for_each_buffer(output->scene_output, send_frame_done_iterator, &data);
}
void output_damage_whole(struct sway_output *output) {
@ -904,9 +662,7 @@ static void begin_destroy(struct sway_output *output) {
wl_list_remove(&output->destroy.link);
wl_list_remove(&output->commit.link);
wl_list_remove(&output->present.link);
wl_list_remove(&output->damage.link);
wl_list_remove(&output->frame.link);
wl_list_remove(&output->needs_frame.link);
wl_list_remove(&output->request_state.link);
wlr_damage_ring_finish(&output->damage_ring);
@ -931,17 +687,6 @@ static void handle_layout_destroy(struct wl_listener *listener, void *data) {
begin_destroy(output);
}
static void update_textures(struct sway_container *con, void *data) {
container_update_title_textures(con);
container_update_marks_textures(con);
}
static void update_output_scale_iterator(struct sway_output *output,
struct sway_view *view, struct wlr_surface *surface,
struct wlr_box *box, void *user_data) {
surface_update_outputs(surface);
}
static void handle_commit(struct wl_listener *listener, void *data) {
struct sway_output *output = wl_container_of(listener, output, commit);
struct wlr_output_event_commit *event = data;
@ -950,11 +695,6 @@ static void handle_commit(struct wl_listener *listener, void *data) {
return;
}
if (event->state->committed & WLR_OUTPUT_STATE_SCALE) {
output_for_each_container(output, update_textures, NULL);
output_for_each_surface(output, update_output_scale_iterator, NULL);
}
if (event->state->committed & (
WLR_OUTPUT_STATE_MODE |
WLR_OUTPUT_STATE_TRANSFORM |
@ -1066,12 +806,8 @@ void handle_new_output(struct wl_listener *listener, void *data) {
output->commit.notify = handle_commit;
wl_signal_add(&wlr_output->events.present, &output->present);
output->present.notify = handle_present;
wl_signal_add(&wlr_output->events.damage, &output->damage);
output->damage.notify = handle_damage;
wl_signal_add(&wlr_output->events.frame, &output->frame);
output->frame.notify = handle_frame;
wl_signal_add(&wlr_output->events.needs_frame, &output->needs_frame);
output->needs_frame.notify = handle_needs_frame;
wl_signal_add(&wlr_output->events.request_state, &output->request_state);
output->request_state.notify = handle_request_state;

43
sway/desktop/surface.c
Unescape View File

@ -1,53 +1,12 @@
#define _POSIX_C_SOURCE 200112L
#include <stdlib.h>
#include <time.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_fractional_scale_v1.h>
#include "sway/server.h"
#include "sway/surface.h"
#include "sway/output.h"
static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_surface *surface = wl_container_of(listener, surface, destroy);
surface->wlr_surface->data = NULL;
wl_list_remove(&surface->destroy.link);
if (surface->frame_done_timer) {
wl_event_source_remove(surface->frame_done_timer);
}
free(surface);
}
static int surface_frame_done_timer_handler(void *data) {
struct sway_surface *surface = data;
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
wlr_surface_send_frame_done(surface->wlr_surface, &now);
return 0;
}
void handle_compositor_new_surface(struct wl_listener *listener, void *data) {
struct wlr_surface *wlr_surface = data;
struct sway_surface *surface = calloc(1, sizeof(struct sway_surface));
surface->wlr_surface = wlr_surface;
wlr_surface->data = surface;
surface->destroy.notify = handle_destroy;
wl_signal_add(&wlr_surface->events.destroy, &surface->destroy);
surface->frame_done_timer = wl_event_loop_add_timer(server.wl_event_loop,
surface_frame_done_timer_handler, surface);
if (!surface->frame_done_timer) {
wl_resource_post_no_memory(wlr_surface->resource);
}
}
void surface_update_outputs(struct wlr_surface *surface) {
static void surface_update_outputs(struct wlr_surface *surface) {
float scale = 1;
struct wlr_surface_output *surface_output;
wl_list_for_each(surface_output, &surface->current_outputs, link) {

3
sway/server.c
Unescape View File

@ -201,9 +201,6 @@ bool server_init(struct sway_server *server) {
server->compositor = wlr_compositor_create(server->wl_display, 6,
server->renderer);
server->compositor_new_surface.notify = handle_compositor_new_surface;
wl_signal_add(&server->compositor->events.new_surface,
&server->compositor_new_surface);
wlr_subcompositor_create(server->wl_display);

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