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surface: skip subsurface order commit if unchanged

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Also add a small TODO.
This commit is contained in:
Simon Ser 2021-09-06 18:06:22 +02:00
parent 0da7eb18ea
commit d74815682b
1 changed files with 22 additions and 19 deletions
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3
types/wlr_surface.c
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@ -458,6 +458,8 @@ static void surface_commit_state(struct wlr_surface *surface,
surface_update_opaque_region(surface);
surface_update_input_region(surface);
// TODO: use `next` instead of `surface->pending`
if (surface->pending.committed & WLR_SURFACE_STATE_SUBSURFACES) {
// commit subsurface order
struct wlr_subsurface *subsurface;
wl_list_for_each_reverse(subsurface, &surface->pending.subsurfaces_above,
@ -482,6 +484,7 @@ static void surface_commit_state(struct wlr_surface *surface,
surface_damage_subsurfaces(subsurface);
}
}
}
// If we're committing the pending state, bump the pending sequence number
// here, to allow commit listeners to lock the new pending state.