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surface: Start tracking weston_surface_status

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Akin to the paint_node_status we already have, start also tracking a
surface dirty status. This will allow us to minimise the updates we need
to make.

Currently this is only collected, with no functional change made.

Signed-off-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Daniel Stone 2023-06-20 01:20:00 +01:00
parent 4863ee5ef1
commit 8532c28761
2 changed files with 31 additions and 5 deletions
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6
include/libweston/libweston.h
View file

@ -1728,6 +1728,12 @@ struct weston_view {
struct weston_log_pacer subsurface_parent_log_pacer;
};
enum weston_surface_status {
WESTON_SURFACE_CLEAN = 0,
WESTON_SURFACE_DIRTY_BUFFER = 1 << 0,
WESTON_SURFACE_DIRTY_SIZE = 1 << 1,
};
struct weston_surface_state {
/* wl_surface.attach */
bool newly_attached;

30
libweston/compositor.c
View file

@ -1958,15 +1958,18 @@ convert_size_by_transform_scale(int32_t *width_out, int32_t *height_out,
}
}
static void
static enum weston_surface_status
weston_surface_calculate_size_from_buffer(struct weston_surface *surface)
{
struct weston_buffer_viewport *vp = &surface->buffer_viewport;
int32_t old_width = surface->width_from_buffer;
int32_t old_height = surface->height_from_buffer;
enum weston_surface_status status = WESTON_SURFACE_CLEAN;
if (!weston_surface_has_content(surface)) {
surface->width_from_buffer = 0;
surface->height_from_buffer = 0;
return;
return status;
}
convert_size_by_transform_scale(&surface->width_from_buffer,
@ -1975,6 +1978,13 @@ weston_surface_calculate_size_from_buffer(struct weston_surface *surface)
surface->buffer_ref.buffer->height,
vp->buffer.transform,
vp->buffer.scale);
if (surface->width_from_buffer != old_width ||
surface->height_from_buffer != old_height) {
status |= WESTON_SURFACE_DIRTY_SIZE;
}
return status;
}
static void
@ -2660,10 +2670,12 @@ bind_single_pixel_buffer(struct wl_client *client, void *data, uint32_t version,
NULL, NULL);
}
static void
static enum weston_surface_status
weston_surface_attach(struct weston_surface *surface,
struct weston_buffer *buffer)
{
enum weston_surface_status status = WESTON_SURFACE_CLEAN;
weston_buffer_reference(&surface->buffer_ref, buffer,
buffer ? BUFFER_MAY_BE_ACCESSED :
BUFFER_WILL_NOT_BE_ACCESSED);
@ -2673,15 +2685,20 @@ weston_surface_attach(struct weston_surface *surface,
weston_surface_unmap(surface);
/* This is the unmapping commit */
surface->is_unmapping = true;
status |= WESTON_SURFACE_DIRTY_BUFFER;
}
} else if (buffer) {
status |= WESTON_SURFACE_DIRTY_BUFFER;
}
surface->compositor->renderer->attach(surface, buffer);
weston_surface_calculate_size_from_buffer(surface);
status |= weston_surface_calculate_size_from_buffer(surface);
if (buffer)
surface->is_opaque = pixel_format_is_opaque(buffer->pixel_format);
return status;
}
/** weston_compositor_damage_all
@ -4022,12 +4039,15 @@ weston_surface_commit_state(struct weston_surface *surface,
{
struct weston_view *view;
pixman_region32_t opaque;
enum weston_surface_status status = WESTON_SURFACE_CLEAN;
/* wl_surface.set_buffer_transform */
/* wl_surface.set_buffer_scale */
/* wp_viewport.set_source */
/* wp_viewport.set_destination */
surface->buffer_viewport = state->buffer_viewport;
if (surface->buffer_viewport.changed)
status |= WESTON_SURFACE_DIRTY_SIZE;
/* wl_surface.attach */
if (state->newly_attached) {
@ -4041,7 +4061,7 @@ weston_surface_commit_state(struct weston_surface *surface,
/* wp_presentation.feedback */
weston_presentation_feedback_discard_list(&surface->feedback_list);
weston_surface_attach(surface, state->buffer);
status |= weston_surface_attach(surface, state->buffer);
}
weston_surface_state_set_buffer(state, NULL);
assert(state->acquire_fence_fd == -1);