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wayland-surface: Simplify move_double_buffered_state

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The majority of the data we can simply copy from one to the other.
This commit is contained in:
Jasper St. Pierre 2014-04-18 18:19:02 -04:00
parent 2e2dd247ce
commit 97a69cee5a
1 changed files with 8 additions and 30 deletions
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38
src/wayland/meta-wayland-surface.c
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@ -117,13 +117,6 @@ surface_process_damage (MetaWaylandSurface *surface,
}
}
static void
empty_region (cairo_region_t *region)
{
cairo_rectangle_int_t rectangle = { 0, 0, 0, 0 };
cairo_region_intersect_rectangle (region, &rectangle);
}
static void
ensure_buffer_texture (MetaWaylandBuffer *buffer)
{
@ -198,9 +191,11 @@ pending_state_init (MetaWaylandPendingState *state)
state->dx = 0;
state->dy = 0;
state->input_region = NULL;
state->opaque_region = NULL;
state->damage = cairo_region_create ();
state->buffer_destroy_listener.notify =
surface_handle_pending_buffer_destroy;
state->buffer_destroy_listener.notify = surface_handle_pending_buffer_destroy;
wl_list_init (&state->frame_callback_list);
state->frame_extents_changed = FALSE;
@ -235,31 +230,14 @@ move_pending_state (MetaWaylandPendingState *from,
if (from->buffer)
wl_list_remove (&from->buffer_destroy_listener.link);
to->newly_attached = from->newly_attached;
from->newly_attached = FALSE;
wl_list_insert_list (&to->frame_callback_list, &from->frame_callback_list);
*to = *from;
to->buffer = from->buffer;
from->buffer = NULL;
if (to->buffer)
wl_signal_add (&to->buffer->destroy_signal, &to->buffer_destroy_listener);
to->dx = from->dx;
to->dy = from->dy;
from->dx = from->dy = 0;
empty_region (to->damage);
cairo_region_union (to->damage, from->damage);
empty_region (from->damage);
g_clear_pointer (&to->input_region, cairo_region_destroy);
g_clear_pointer (&to->opaque_region, cairo_region_destroy);
to->input_region = from->input_region;
to->opaque_region = from->opaque_region;
from->input_region = from->opaque_region = NULL;
wl_list_init (&to->frame_callback_list);
wl_list_insert_list (&to->frame_callback_list, &from->frame_callback_list);
wl_list_init (&from->frame_callback_list);
pending_state_init (from);
}
static void