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surface: fix previous state eating current state resources

This commit is contained in:
emersion 2018-07-01 12:22:43 +01:00
parent f440708274
commit 6f0eb11024
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GPG Key ID: 0FDE7BE0E88F5E48
1 changed files with 32 additions and 19 deletions
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51
types/wlr_surface.c
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@ -207,56 +207,69 @@ static void surface_update_damage(pixman_region32_t *buffer_damage,
}
}
/**
* Append pending state to current state and clear pending state.
*/
static void surface_state_move(struct wlr_surface_state *state,
static void surface_state_copy(struct wlr_surface_state *state,
struct wlr_surface_state *next) {
state->width = next->width;
state->height = next->height;
state->buffer_width = next->buffer_width;
state->buffer_height = next->buffer_height;
if ((next->committed & WLR_SURFACE_STATE_SCALE)) {
if (next->committed & WLR_SURFACE_STATE_SCALE) {
state->scale = next->scale;
}
if ((next->committed & WLR_SURFACE_STATE_TRANSFORM)) {
if (next->committed & WLR_SURFACE_STATE_TRANSFORM) {
state->transform = next->transform;
}
if ((next->committed & WLR_SURFACE_STATE_BUFFER)) {
surface_state_set_buffer(state, next->buffer);
surface_state_reset_buffer(next);
if (next->committed & WLR_SURFACE_STATE_BUFFER) {
state->dx = next->dx;
state->dy = next->dy;
next->dx = next->dy = 0;
} else {
state->dx = state->dy = 0;
}
if ((next->committed & WLR_SURFACE_STATE_SURFACE_DAMAGE)) {
if (next->committed & WLR_SURFACE_STATE_SURFACE_DAMAGE) {
pixman_region32_copy(&state->surface_damage, &next->surface_damage);
pixman_region32_clear(&next->surface_damage);
} else {
pixman_region32_clear(&state->surface_damage);
}
if ((next->committed & WLR_SURFACE_STATE_BUFFER_DAMAGE)) {
if (next->committed & WLR_SURFACE_STATE_BUFFER_DAMAGE) {
pixman_region32_copy(&state->buffer_damage, &next->buffer_damage);
pixman_region32_clear(&next->buffer_damage);
} else {
pixman_region32_clear(&state->buffer_damage);
}
if ((next->committed & WLR_SURFACE_STATE_OPAQUE_REGION)) {
if (next->committed & WLR_SURFACE_STATE_OPAQUE_REGION) {
pixman_region32_copy(&state->opaque, &next->opaque);
}
if ((next->committed & WLR_SURFACE_STATE_INPUT_REGION)) {
if (next->committed & WLR_SURFACE_STATE_INPUT_REGION) {
pixman_region32_copy(&state->input, &next->input);
}
if ((next->committed & WLR_SURFACE_STATE_FRAME_CALLBACK_LIST)) {
state->committed |= next->committed;
}
/**
* Append pending state to current state and clear pending state.
*/
static void surface_state_move(struct wlr_surface_state *state,
struct wlr_surface_state *next) {
surface_state_copy(state, next);
if (next->committed & WLR_SURFACE_STATE_BUFFER) {
surface_state_set_buffer(state, next->buffer);
surface_state_reset_buffer(next);
next->dx = next->dy = 0;
}
if (next->committed & WLR_SURFACE_STATE_SURFACE_DAMAGE) {
pixman_region32_clear(&next->surface_damage);
}
if (next->committed & WLR_SURFACE_STATE_BUFFER_DAMAGE) {
pixman_region32_clear(&next->buffer_damage);
}
if (next->committed & WLR_SURFACE_STATE_FRAME_CALLBACK_LIST) {
wl_list_insert_list(&state->frame_callback_list,
&next->frame_callback_list);
wl_list_init(&next->frame_callback_list);
}
state->committed |= next->committed;
next->committed = 0;
}
@ -339,7 +352,7 @@ static void surface_commit_pending(struct wlr_surface *surface) {
surface_update_damage(&surface->buffer_damage,
&surface->current, &surface->pending);
surface_state_move(&surface->previous, &surface->current);
surface_state_copy(&surface->previous, &surface->current);
surface_state_move(&surface->current, &surface->pending);
if (invalid_buffer) {