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Merge branch 'fix-cached-state' into 'master'

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wlr_compositor: Apply state before updating surface_damage

See merge request wlroots/wlroots!5320
This commit is contained in:
Kenny Levinsen 2026-04-12 13:53:45 +00:00
commit f80a93a9d0
1 changed files with 14 additions and 15 deletions
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29
types/wlr_compositor.c
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@ -246,40 +246,40 @@ static void surface_finalize_pending(struct wlr_surface *surface) {
}
static void surface_update_damage(pixman_region32_t *buffer_damage,
struct wlr_surface_state *current, struct wlr_surface_state *pending) {
struct wlr_surface_state *state) {
pixman_region32_clear(buffer_damage);
// Copy over surface damage + buffer damage
pixman_region32_t surface_damage;
pixman_region32_init(&surface_damage);
pixman_region32_copy(&surface_damage, &pending->surface_damage);
pixman_region32_copy(&surface_damage, &state->surface_damage);
if (pending->viewport.has_dst) {
if (state->viewport.has_dst) {
int src_width, src_height;
surface_state_viewport_src_size(pending, &src_width, &src_height);
float scale_x = (float)pending->viewport.dst_width / src_width;
float scale_y = (float)pending->viewport.dst_height / src_height;
surface_state_viewport_src_size(state, &src_width, &src_height);
float scale_x = (float)state->viewport.dst_width / src_width;
float scale_y = (float)state->viewport.dst_height / src_height;
wlr_region_scale_xy(&surface_damage, &surface_damage,
1.0 / scale_x, 1.0 / scale_y);
}
if (pending->viewport.has_src) {
if (state->viewport.has_src) {
// This is lossy: do a best-effort conversion
pixman_region32_translate(&surface_damage,
floor(pending->viewport.src.x),
floor(pending->viewport.src.y));
floor(state->viewport.src.x),
floor(state->viewport.src.y));
}
wlr_region_scale(&surface_damage, &surface_damage, pending->scale);
wlr_region_scale(&surface_damage, &surface_damage, state->scale);
int width, height;
surface_state_transformed_buffer_size(pending, &width, &height);
surface_state_transformed_buffer_size(state, &width, &height);
wlr_region_transform(&surface_damage, &surface_damage,
wlr_output_transform_invert(pending->transform),
wlr_output_transform_invert(state->transform),
width, height);
pixman_region32_union(buffer_damage,
&pending->buffer_damage, &surface_damage);
&state->buffer_damage, &surface_damage);
pixman_region32_fini(&surface_damage);
}
@ -521,8 +521,6 @@ static void surface_commit_state(struct wlr_surface *surface,
surface->unmap_commit = false;
}
surface_update_damage(&surface->buffer_damage, &surface->current, next);
surface->previous.scale = surface->current.scale;
surface->previous.transform = surface->current.transform;
surface->previous.width = surface->current.width;
@ -531,6 +529,7 @@ static void surface_commit_state(struct wlr_surface *surface,
surface->previous.buffer_height = surface->current.buffer_height;
surface_state_move(&surface->current, next, surface);
surface_update_damage(&surface->buffer_damage, &surface->current);
if (invalid_buffer) {
surface_apply_damage(surface);