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cursor: track surface globally, instead of per-output 

Most of the surface-related state does not need to be per-output.
Move it to wlr_cursor_state.
This commit is contained in:
Simon Ser 2023-06-23 19:20:23 +02:00 committed by Alexander Orzechowski
parent c46fabe45c
commit 69c44de22f
1 changed files with 91 additions and 79 deletions
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170
types/wlr_cursor.c
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@ -59,12 +59,6 @@ struct wlr_cursor_output_cursor {
struct wl_listener layout_output_destroy;
// only when using a surface as the cursor image
struct wlr_surface *surface;
struct {
int32_t x, y;
} surface_hotspot;
struct wl_listener surface_commit;
struct wl_listener surface_destroy;
struct wl_listener output_commit;
// only when using an XCursor as the cursor image
@ -85,6 +79,14 @@ struct wlr_cursor_state {
struct wl_listener layout_add;
struct wl_listener layout_change;
struct wl_listener layout_destroy;
// only when using a surface as the cursor image
struct wlr_surface *surface;
struct {
int32_t x, y;
} surface_hotspot;
struct wl_listener surface_commit;
struct wl_listener surface_destroy;
};
struct wlr_cursor *wlr_cursor_create(void) {
@ -128,6 +130,9 @@ struct wlr_cursor *wlr_cursor_create(void) {
wl_signal_init(&cur->events.tablet_tool_button);
wl_signal_init(&cur->events.tablet_tool_proximity);
wl_list_init(&cur->state->surface_destroy.link);
wl_list_init(&cur->state->surface_commit.link);
cur->x = 100;
cur->y = 100;
@ -138,9 +143,6 @@ static void cursor_output_cursor_reset_image(struct wlr_cursor_output_cursor *ou
static void output_cursor_destroy(struct wlr_cursor_output_cursor *output_cursor) {
cursor_output_cursor_reset_image(output_cursor);
wl_list_remove(&output_cursor->surface_destroy.link);
wl_list_remove(&output_cursor->surface_commit.link);
wl_list_remove(&output_cursor->output_commit.link);
wl_list_remove(&output_cursor->layout_output_destroy.link);
wl_list_remove(&output_cursor->link);
wlr_output_cursor_destroy(output_cursor->output_cursor);
@ -199,7 +201,24 @@ static void cursor_device_destroy(struct wlr_cursor_device *c_device) {
free(c_device);
}
static void cursor_reset_image(struct wlr_cursor *cur) {
if (cur->state->surface != NULL) {
struct wlr_cursor_output_cursor *output_cursor;
wl_list_for_each(output_cursor, &cur->state->output_cursors, link) {
wlr_surface_send_leave(cur->state->surface,
output_cursor->output_cursor->output);
}
}
wl_list_remove(&cur->state->surface_destroy.link);
wl_list_remove(&cur->state->surface_commit.link);
wl_list_init(&cur->state->surface_destroy.link);
wl_list_init(&cur->state->surface_commit.link);
cur->state->surface = NULL;
}
void wlr_cursor_destroy(struct wlr_cursor *cur) {
cursor_reset_image(cur);
cursor_detach_output_layout(cur);
struct wlr_cursor_device *device, *device_tmp = NULL;
@ -369,17 +388,8 @@ void wlr_cursor_move(struct wlr_cursor *cur, struct wlr_input_device *dev,
}
static void cursor_output_cursor_reset_image(struct wlr_cursor_output_cursor *output_cursor) {
if (output_cursor->surface != NULL) {
wlr_surface_send_leave(output_cursor->surface,
output_cursor->output_cursor->output);
}
wl_list_remove(&output_cursor->surface_destroy.link);
wl_list_remove(&output_cursor->surface_commit.link);
wl_list_remove(&output_cursor->output_commit.link);
wl_list_init(&output_cursor->surface_destroy.link);
wl_list_init(&output_cursor->surface_commit.link);
wl_list_init(&output_cursor->output_commit.link);
output_cursor->surface = NULL;
output_cursor->xcursor = NULL;
output_cursor->xcursor_index = 0;
@ -389,30 +399,37 @@ static void cursor_output_cursor_reset_image(struct wlr_cursor_output_cursor *ou
output_cursor->xcursor_timer = NULL;
}
static void output_cursor_output_commit_surface(
struct wlr_cursor_output_cursor *output_cursor) {
struct wlr_surface *surface = output_cursor->surface;
struct wlr_output *output = output_cursor->output_cursor->output;
assert(output_cursor->surface != NULL);
static void cursor_commit_surface(struct wlr_cursor *cur) {
struct wlr_surface *surface = cur->state->surface;
assert(surface != NULL);
struct wlr_texture *texture = wlr_surface_get_texture(surface);
int32_t hotspot_x = output_cursor->surface_hotspot.x;
int32_t hotspot_y = output_cursor->surface_hotspot.y;
int32_t hotspot_x = cur->state->surface_hotspot.x;
int32_t hotspot_y = cur->state->surface_hotspot.y;
output_cursor_set_texture(output_cursor->output_cursor, texture, false,
surface->current.scale, surface->current.transform,
hotspot_x, hotspot_y);
struct wlr_cursor_output_cursor *output_cursor;
wl_list_for_each(output_cursor, &cur->state->output_cursors, link) {
struct wlr_output *output = output_cursor->output_cursor->output;
if (output_cursor->output_cursor->visible) {
wlr_surface_send_enter(surface, output);
} else {
wlr_surface_send_leave(surface, output);
output_cursor_set_texture(output_cursor->output_cursor, texture, false,
surface->current.scale, surface->current.transform,
hotspot_x, hotspot_y);
if (output_cursor->output_cursor->visible) {
wlr_surface_send_enter(surface, output);
} else {
wlr_surface_send_leave(surface, output);
}
}
}
void wlr_cursor_set_image(struct wlr_cursor *cur, const uint8_t *pixels,
int32_t stride, uint32_t width, uint32_t height, int32_t hotspot_x,
int32_t hotspot_y, float scale) {
if (scale <= 0) {
cursor_reset_image(cur);
}
struct wlr_cursor_output_cursor *output_cursor;
wl_list_for_each(output_cursor, &cur->state->output_cursors, link) {
float output_scale = output_cursor->output_cursor->output->scale;
@ -467,6 +484,8 @@ static void output_cursor_set_xcursor_image(struct wlr_cursor_output_cursor *out
void wlr_cursor_set_xcursor(struct wlr_cursor *cur,
struct wlr_xcursor_manager *manager, const char *name) {
cursor_reset_image(cur);
struct wlr_cursor_output_cursor *output_cursor;
wl_list_for_each(output_cursor, &cur->state->output_cursors, link) {
float scale = output_cursor->output_cursor->output->scale;
@ -482,25 +501,22 @@ void wlr_cursor_set_xcursor(struct wlr_cursor *cur,
}
}
static void output_cursor_output_handle_surface_destroy(
static void cursor_handle_surface_destroy(
struct wl_listener *listener, void *data) {
struct wlr_cursor_output_cursor *output_cursor =
wl_container_of(listener, output_cursor, surface_destroy);
assert(output_cursor->surface != NULL);
wlr_output_cursor_set_buffer(output_cursor->output_cursor, NULL, 0, 0);
cursor_output_cursor_reset_image(output_cursor);
struct wlr_cursor_state *state = wl_container_of(listener, state, surface_destroy);
assert(state->surface != NULL);
wlr_cursor_unset_image(&state->cursor);
}
static void output_cursor_output_handle_surface_commit(
static void cursor_handle_surface_commit(
struct wl_listener *listener, void *data) {
struct wlr_cursor_output_cursor *output_cursor =
wl_container_of(listener, output_cursor, surface_commit);
struct wlr_surface *surface = output_cursor->surface;
struct wlr_cursor_state *state = wl_container_of(listener, state, surface_commit);
struct wlr_surface *surface = state->surface;
output_cursor->surface_hotspot.x -= surface->current.dx;
output_cursor->surface_hotspot.y -= surface->current.dy;
state->surface_hotspot.x -= surface->current.dx;
state->surface_hotspot.y -= surface->current.dy;
output_cursor_output_commit_surface(output_cursor);
cursor_commit_surface(&state->cursor);
}
static void output_cursor_output_handle_output_commit(
@ -508,12 +524,12 @@ static void output_cursor_output_handle_output_commit(
struct wlr_cursor_output_cursor *output_cursor =
wl_container_of(listener, output_cursor, output_commit);
const struct wlr_output_event_commit *event = data;
struct wlr_surface *surface = output_cursor->surface;
struct wlr_surface *surface = output_cursor->cursor->state->surface;
assert(surface != NULL);
if (output_cursor->output_cursor->visible &&
(event->committed & WLR_OUTPUT_STATE_BUFFER)) {
wlr_surface_send_frame_done(output_cursor->surface, event->when);
wlr_surface_send_frame_done(surface, event->when);
}
}
@ -524,40 +540,38 @@ void wlr_cursor_set_surface(struct wlr_cursor *cur, struct wlr_surface *surface,
return;
}
if (surface == cur->state->surface &&
hotspot_x == cur->state->surface_hotspot.x &&
hotspot_y == cur->state->surface_hotspot.y) {
return;
}
if (surface != cur->state->surface) {
// Only send wl_surface.leave if the surface changes
cursor_reset_image(cur);
cur->state->surface = surface;
wl_signal_add(&surface->events.destroy, &cur->state->surface_destroy);
cur->state->surface_destroy.notify = cursor_handle_surface_destroy;
wl_signal_add(&surface->events.commit, &cur->state->surface_commit);
cur->state->surface_commit.notify = cursor_handle_surface_commit;
}
cur->state->surface_hotspot.x = hotspot_x;
cur->state->surface_hotspot.y = hotspot_y;
struct wlr_cursor_output_cursor *output_cursor;
wl_list_for_each(output_cursor, &cur->state->output_cursors, link) {
if (surface == output_cursor->surface &&
hotspot_x == output_cursor->surface_hotspot.x &&
hotspot_y == output_cursor->surface_hotspot.y) {
continue;
}
cursor_output_cursor_reset_image(output_cursor);
if (surface != output_cursor->surface) {
// Only send wl_surface.leave if the surface changes
cursor_output_cursor_reset_image(output_cursor);
output_cursor->surface = surface;
wl_signal_add(&surface->events.destroy,
&output_cursor->surface_destroy);
output_cursor->surface_destroy.notify =
output_cursor_output_handle_surface_destroy;
wl_signal_add(&surface->events.commit,
&output_cursor->surface_commit);
output_cursor->surface_commit.notify =
output_cursor_output_handle_surface_commit;
wl_signal_add(&output_cursor->output_cursor->output->events.commit,
&output_cursor->output_commit);
output_cursor->output_commit.notify =
output_cursor_output_handle_output_commit;
}
output_cursor->surface_hotspot.x = hotspot_x;
output_cursor->surface_hotspot.y = hotspot_y;
output_cursor_output_commit_surface(output_cursor);
wl_signal_add(&output_cursor->output_cursor->output->events.commit,
&output_cursor->output_commit);
output_cursor->output_commit.notify =
output_cursor_output_handle_output_commit;
}
cursor_commit_surface(cur);
}
static void handle_pointer_motion(struct wl_listener *listener, void *data) {
@ -985,8 +999,6 @@ static void layout_add(struct wlr_cursor_state *state,
}
output_cursor->cursor = &state->cursor;
wl_list_init(&output_cursor->surface_destroy.link);
wl_list_init(&output_cursor->surface_commit.link);
wl_list_init(&output_cursor->output_commit.link);
output_cursor->output_cursor = wlr_output_cursor_create(l_output->output);