output: add wlr_output_schedule_frame

This commit is contained in:
emersion 2018-01-26 22:39:23 +01:00
parent ece2c1e4e2
commit 8d58ed502b
No known key found for this signature in database
GPG key ID: 0FDE7BE0E88F5E48
9 changed files with 41 additions and 31 deletions

View file

@ -881,7 +881,7 @@ static void page_flip_handler(int fd, unsigned seq,
}
if (drm->session->active) {
wl_signal_emit(&conn->output.events.frame, &conn->output);
wlr_output_send_frame(&conn->output);
}
}

View file

@ -85,7 +85,7 @@ bool wlr_output_is_headless(struct wlr_output *wlr_output) {
static int signal_frame(void *data) {
struct wlr_headless_output *output = data;
wl_signal_emit(&output->wlr_output.events.frame, &output->wlr_output);
wlr_output_send_frame(&output->wlr_output);
wl_event_source_timer_update(output->frame_timer, output->frame_delay);
return 0;
}

View file

@ -17,11 +17,11 @@ int os_create_anonymous_file(off_t size);
static struct wl_callback_listener frame_listener;
static void surface_frame_callback(void *data, struct wl_callback *cb, uint32_t time) {
static void surface_frame_callback(void *data, struct wl_callback *cb,
uint32_t time) {
struct wlr_wl_backend_output *output = data;
struct wlr_output *wlr_output = (struct wlr_output *)output;
assert(wlr_output);
wl_signal_emit(&wlr_output->events.frame, wlr_output);
assert(output);
wlr_output_send_frame(&output->wlr_output);
wl_callback_destroy(cb);
output->frame_callback = NULL;
}

View file

@ -44,7 +44,7 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
switch (event->response_type) {
case XCB_EXPOSE: {
wl_signal_emit(&output->wlr_output.events.frame, output);
wlr_output_send_frame(&output->wlr_output);
break;
}
case XCB_KEY_PRESS:
@ -174,7 +174,7 @@ static int x11_event(int fd, uint32_t mask, void *data) {
static int signal_frame(void *data) {
struct wlr_x11_backend *x11 = data;
wl_signal_emit(&x11->output.wlr_output.events.frame, &x11->output);
wlr_output_send_frame(&x11->output.wlr_output);
wl_event_source_timer_update(x11->frame_timer, 16);
return 0;
}

View file

@ -23,7 +23,6 @@ struct roots_output {
struct timespec last_frame;
pixman_region32_t damage; // in ouput-local coordinates
bool frame_pending;
// circular queue for previous damage
pixman_region32_t previous_damage[ROOTS_OUTPUT_PREVIOUS_DAMAGE_LEN];

View file

@ -33,5 +33,6 @@ void wlr_output_update_custom_mode(struct wlr_output *output, int32_t width,
int32_t height, int32_t refresh);
void wlr_output_update_enabled(struct wlr_output *output, bool enabled);
void wlr_output_update_needs_swap(struct wlr_output *output);
void wlr_output_send_frame(struct wlr_output *output);
#endif

View file

@ -63,6 +63,7 @@ struct wlr_output {
bool needs_swap;
// damage for cursors and fullscreen surface, in output-local coordinates
pixman_region32_t damage;
bool frame_pending;
float transform_matrix[16];
struct {
@ -123,6 +124,11 @@ bool wlr_output_make_current(struct wlr_output *output, int *buffer_age);
*/
bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
pixman_region32_t *damage);
/**
* Manually schedules a `frame` event. If a `frame` event is already pending,
* it is a no-op.
*/
void wlr_output_schedule_frame(struct wlr_output *output);
void wlr_output_set_gamma(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t wlr_output_get_gamma_size(struct wlr_output *output);

View file

@ -338,7 +338,6 @@ static void render_output(struct roots_output *output) {
struct roots_server *server = desktop->server;
if (!wlr_output->enabled) {
output->frame_pending = false;
return;
}
@ -400,7 +399,6 @@ static void render_output(struct roots_output *output) {
if (!pixman_region32_not_empty(&damage) && !wlr_output->needs_swap) {
// Output doesn't need swap and isn't damaged, skip rendering completely
output->frame_pending = false;
goto damage_finish;
}
@ -470,7 +468,6 @@ renderer_end:
wlr_renderer_scissor(output->desktop->server->renderer, NULL);
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output, &now, &damage);
output->frame_pending = true;
// same as decrementing, but works on unsigned integers
output->previous_damage_idx += ROOTS_OUTPUT_PREVIOUS_DAMAGE_LEN - 1;
output->previous_damage_idx %= ROOTS_OUTPUT_PREVIOUS_DAMAGE_LEN;
@ -488,21 +485,6 @@ static void output_handle_frame(struct wl_listener *listener, void *data) {
render_output(output);
}
static void handle_idle_render(void *data) {
struct roots_output *output = data;
render_output(output);
}
static void schedule_render(struct roots_output *output) {
if (!output->frame_pending) {
// TODO: ask the backend to send a frame event when appropriate instead
struct wl_event_loop *ev =
wl_display_get_event_loop(output->desktop->server->wl_display);
wl_event_loop_add_idle(ev, handle_idle_render, output);
output->frame_pending = true;
}
}
static void output_damage_whole(struct roots_output *output) {
int width, height;
output_get_transformed_size(output->wlr_output, &width, &height);
@ -510,7 +492,7 @@ static void output_damage_whole(struct roots_output *output) {
pixman_region32_union_rect(&output->damage, &output->damage, 0, 0,
width, height);
schedule_render(output);
wlr_output_schedule_frame(output->wlr_output);
}
static bool view_accept_damage(struct roots_output *output,
@ -553,7 +535,7 @@ static void damage_whole_surface(struct wlr_surface *surface,
pixman_region32_union_rect(&output->damage, &output->damage,
box.x, box.y, box.width, box.height);
schedule_render(output);
wlr_output_schedule_frame(output->wlr_output);
}
static void damage_whole_decoration(struct roots_view *view,
@ -608,7 +590,7 @@ static void damage_from_surface(struct wlr_surface *surface,
pixman_region32_union(&output->damage, &output->damage, &damage);
pixman_region32_fini(&damage);
schedule_render(output);
wlr_output_schedule_frame(output->wlr_output);
}
void output_damage_from_view(struct roots_output *output,
@ -630,7 +612,7 @@ static void output_handle_needs_swap(struct wl_listener *listener, void *data) {
wl_container_of(listener, output, needs_swap);
pixman_region32_union(&output->damage, &output->damage,
&output->wlr_output->damage);
schedule_render(output);
wlr_output_schedule_frame(output->wlr_output);
}
static void set_mode(struct wlr_output *output,

View file

@ -499,6 +499,7 @@ bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
return false;
}
output->frame_pending = true;
output->needs_swap = false;
pixman_region32_clear(&output->damage);
@ -509,6 +510,27 @@ bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
return true;
}
void wlr_output_send_frame(struct wlr_output *output) {
output->frame_pending = false;
wl_signal_emit(&output->events.frame, output);
}
static void schedule_frame_handle_idle_timer(void *data) {
struct wlr_output *output = data;
wlr_output_send_frame(output);
}
void wlr_output_schedule_frame(struct wlr_output *output) {
if (output->frame_pending) {
return;
}
// TODO: ask the backend to send a frame event when appropriate instead
struct wl_event_loop *ev = wl_display_get_event_loop(output->display);
wl_event_loop_add_idle(ev, schedule_frame_handle_idle_timer, output);
output->frame_pending = true;
}
void wlr_output_set_gamma(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b) {
if (output->impl->set_gamma) {