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-rw-r--r--backend/drm/drm.c12
-rw-r--r--include/rootston/output.h4
-rw-r--r--include/wlr/interfaces/wlr_output.h1
-rw-r--r--include/wlr/types/wlr_output.h3
-rw-r--r--rootston/output.c28
-rw-r--r--types/wlr_output.c14
6 files changed, 43 insertions, 19 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index e6bfee8c..72acbeab 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -619,7 +619,11 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output,
gbm_bo_unmap(bo, bo_data);
- return drm->iface->crtc_set_cursor(drm, crtc, bo);
+ bool ok = drm->iface->crtc_set_cursor(drm, crtc, bo);
+ if (ok) {
+ wlr_output_update_needs_swap(output);
+ }
+ return ok;
}
static bool wlr_drm_connector_move_cursor(struct wlr_output *output,
@@ -643,8 +647,12 @@ static bool wlr_drm_connector_move_cursor(struct wlr_output *output,
transformed_box.y -= plane->cursor_hotspot_y;
}
- return drm->iface->crtc_move_cursor(drm, conn->crtc, transformed_box.x,
+ bool ok = drm->iface->crtc_move_cursor(drm, conn->crtc, transformed_box.x,
transformed_box.y);
+ if (ok) {
+ wlr_output_update_needs_swap(output);
+ }
+ return ok;
}
static void wlr_drm_connector_destroy(struct wlr_output *output) {
diff --git a/include/rootston/output.h b/include/rootston/output.h
index a80e1f49..e8241de7 100644
--- a/include/rootston/output.h
+++ b/include/rootston/output.h
@@ -16,11 +16,11 @@ struct roots_output {
struct timespec last_frame;
pixman_region32_t damage, previous_damage;
- bool frame_scheduled;
+ bool frame_pending;
struct wl_listener frame;
struct wl_listener mode;
- struct wl_listener damage_listener;
+ struct wl_listener needs_swap;
};
void output_add_notify(struct wl_listener *listener, void *data);
diff --git a/include/wlr/interfaces/wlr_output.h b/include/wlr/interfaces/wlr_output.h
index d5837def..56404ec7 100644
--- a/include/wlr/interfaces/wlr_output.h
+++ b/include/wlr/interfaces/wlr_output.h
@@ -32,5 +32,6 @@ void wlr_output_update_mode(struct wlr_output *output,
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);
#endif
diff --git a/include/wlr/types/wlr_output.h b/include/wlr/types/wlr_output.h
index 1091ee62..33d27501 100644
--- a/include/wlr/types/wlr_output.h
+++ b/include/wlr/types/wlr_output.h
@@ -54,6 +54,7 @@ struct wlr_output {
enum wl_output_subpixel subpixel;
enum wl_output_transform transform;
+ bool needs_swap;
pixman_region32_t damage, previous_damage;
float transform_matrix[16];
@@ -64,8 +65,8 @@ struct wlr_output {
int32_t refresh; // mHz
struct {
- struct wl_signal damage;
struct wl_signal frame;
+ struct wl_signal needs_swap;
struct wl_signal swap_buffers;
struct wl_signal enable;
struct wl_signal mode;
diff --git a/rootston/output.c b/rootston/output.c
index 407ba144..7f539347 100644
--- a/rootston/output.c
+++ b/rootston/output.c
@@ -258,6 +258,7 @@ static void render_output(struct roots_output *output) {
struct roots_server *server = desktop->server;
if (!wlr_output->enabled) {
+ output->frame_pending = false;
return;
}
@@ -299,9 +300,9 @@ static void render_output(struct roots_output *output) {
pixman_region32_intersect_rect(&damage, &damage, 0, 0, wlr_output->width,
wlr_output->height);
- // TODO: fullscreen
- if (!pixman_region32_not_empty(&damage)) {
- output->frame_scheduled = false;
+ 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;
}
@@ -311,6 +312,11 @@ static void render_output(struct roots_output *output) {
wlr_renderer_begin(server->renderer, wlr_output);
glEnable(GL_SCISSOR_TEST);
+ if (!pixman_region32_not_empty(&damage)) {
+ // Output isn't damaged but needs buffer swap
+ goto renderer_end;
+ }
+
int nrects;
pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
for (int i = 0; i < nrects; ++i) {
@@ -377,7 +383,7 @@ renderer_end:
glDisable(GL_SCISSOR_TEST);
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output, &now, &damage);
- output->frame_scheduled = true;
+ output->frame_pending = true;
pixman_region32_copy(&output->previous_damage, &output->damage);
pixman_region32_clear(&output->damage);
output->last_frame = desktop->last_frame = now;
@@ -397,11 +403,11 @@ static void handle_idle_render(void *data) {
}
static void schedule_render(struct roots_output *output) {
- if (!output->frame_scheduled) {
+ if (!output->frame_pending) {
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_scheduled = true;
+ output->frame_pending = true;
}
}
@@ -485,9 +491,9 @@ static void output_handle_mode(struct wl_listener *listener, void *data) {
output_damage_whole(output);
}
-static void output_handle_damage(struct wl_listener *listener, void *data) {
+static void output_handle_needs_swap(struct wl_listener *listener, void *data) {
struct roots_output *output =
- wl_container_of(listener, output, damage_listener);
+ wl_container_of(listener, output, needs_swap);
pixman_region32_union(&output->damage, &output->damage,
&output->wlr_output->damage);
schedule_render(output);
@@ -551,8 +557,8 @@ void output_add_notify(struct wl_listener *listener, void *data) {
wl_signal_add(&wlr_output->events.frame, &output->frame);
output->mode.notify = output_handle_mode;
wl_signal_add(&wlr_output->events.mode, &output->mode);
- output->damage_listener.notify = output_handle_damage;
- wl_signal_add(&wlr_output->events.damage, &output->damage_listener);
+ output->needs_swap.notify = output_handle_needs_swap;
+ wl_signal_add(&wlr_output->events.needs_swap, &output->needs_swap);
struct roots_output_config *output_config =
roots_config_get_output(config, wlr_output);
@@ -607,5 +613,7 @@ void output_remove_notify(struct wl_listener *listener, void *data) {
pixman_region32_fini(&output->previous_damage);
wl_list_remove(&output->link);
wl_list_remove(&output->frame.link);
+ wl_list_remove(&output->mode.link);
+ wl_list_remove(&output->needs_swap.link);
free(output);
}
diff --git a/types/wlr_output.c b/types/wlr_output.c
index 55ee1cb3..4dd2ecc7 100644
--- a/types/wlr_output.c
+++ b/types/wlr_output.c
@@ -272,8 +272,8 @@ void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
output->scale = 1;
wl_list_init(&output->cursors);
wl_list_init(&output->wl_resources);
- wl_signal_init(&output->events.damage);
wl_signal_init(&output->events.frame);
+ wl_signal_init(&output->events.needs_swap);
wl_signal_init(&output->events.swap_buffers);
wl_signal_init(&output->events.enable);
wl_signal_init(&output->events.mode);
@@ -504,6 +504,7 @@ void wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
// TODO: provide `damage` (not `render_damage`) to backend
output->impl->swap_buffers(output);
+ output->needs_swap = false;
pixman_region32_copy(&output->previous_damage, &output->damage);
pixman_region32_clear(&output->damage);
@@ -526,10 +527,15 @@ uint32_t wlr_output_get_gamma_size(struct wlr_output *output) {
return output->impl->get_gamma_size(output);
}
+void wlr_output_update_needs_swap(struct wlr_output *output) {
+ output->needs_swap = true;
+ wl_signal_emit(&output->events.needs_swap, output);
+}
+
static void output_damage_whole(struct wlr_output *output) {
pixman_region32_union_rect(&output->damage, &output->damage, 0, 0,
output->width, output->height);
- wl_signal_emit(&output->events.damage, output);
+ wlr_output_update_needs_swap(output);
}
static void output_fullscreen_surface_reset(struct wlr_output *output) {
@@ -557,7 +563,7 @@ static void output_fullscreen_surface_handle_commit(
pixman_region32_union(&output->damage, &output->damage, &damage);
pixman_region32_fini(&damage);
- wl_signal_emit(&output->events.damage, output);
+ wlr_output_update_needs_swap(output);
}
static void output_fullscreen_surface_handle_destroy(
@@ -599,7 +605,7 @@ static void output_cursor_damage_whole(struct wlr_output_cursor *cursor) {
output_cursor_get_box(cursor, &box);
pixman_region32_union_rect(&cursor->output->damage, &cursor->output->damage,
box.x, box.y, box.width, box.height);
- wl_signal_emit(&cursor->output->events.damage, cursor->output);
+ wlr_output_update_needs_swap(cursor->output);
}
static void output_cursor_reset(struct wlr_output_cursor *cursor) {