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output: re-introduce atomic mode, enabled, scale and transform

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This reverts commit 01f903874b and re-applies
commit ee5f98ad49.

Updates: https://github.com/swaywm/wlroots/issues/1640 (Atomic output updates issue)
See also: https://github.com/swaywm/wlroots/pull/1762 (Atomic output updates original PR)
See also: https://github.com/swaywm/wlroots/issues/1780 (Issue caused by atomic output updates)
See also: https://github.com/swaywm/sway/issues/4419 (Issue caused by atomic output updates)
See also: https://github.com/swaywm/wlroots/pull/1781 (Revert PR)
This commit is contained in:
Simon Ser 2019-08-16 19:41:56 +03:00 • committed by Drew DeVault
parent e0e5a167ed
commit 5d1ba0f446
9 changed files with 333 additions and 159 deletions
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133
backend/wayland/output.c
View file

@ -166,78 +166,86 @@ static bool output_commit(struct wlr_output *wlr_output) {
struct wlr_wl_output *output =
get_wl_output_from_output(wlr_output);
if (output->frame_callback != NULL) {
wlr_log(WLR_ERROR, "Skipping buffer swap");
if (wlr_output->pending.committed & WLR_OUTPUT_STATE_ENABLED) {
wlr_log(WLR_DEBUG, "Cannot disable a Wayland output");
return false;
}
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
pixman_region32_t *damage = NULL;
if (wlr_output->pending.committed & WLR_OUTPUT_STATE_DAMAGE) {
damage = &wlr_output->pending.damage;
}
wlr_buffer_unref(output->current_buffer);
output->current_buffer = NULL;
if (output->current_wl_buffer != NULL) {
wl_buffer_destroy(output->current_wl_buffer);
output->current_wl_buffer = NULL;
}
struct wp_presentation_feedback *wp_feedback = NULL;
if (output->backend->presentation != NULL) {
wp_feedback = wp_presentation_feedback(output->backend->presentation,
output->surface);
}
assert(wlr_output->pending.committed & WLR_OUTPUT_STATE_BUFFER);
switch (wlr_output->pending.buffer_type) {
case WLR_OUTPUT_STATE_BUFFER_RENDER:
if (!wlr_egl_swap_buffers(&output->backend->egl,
output->egl_surface, damage)) {
if (wlr_output->pending.committed & WLR_OUTPUT_STATE_MODE) {
assert(wlr_output->pending.mode_type == WLR_OUTPUT_STATE_MODE_CUSTOM);
if (!output_set_custom_mode(wlr_output,
wlr_output->pending.custom_mode.width,
wlr_output->pending.custom_mode.height,
wlr_output->pending.custom_mode.refresh)) {
return false;
}
break;
case WLR_OUTPUT_STATE_BUFFER_SCANOUT:
if (damage == NULL) {
wl_surface_damage_buffer(output->surface,
0, 0, INT32_MAX, INT32_MAX);
} else {
int rects_len;
pixman_box32_t *rects =
pixman_region32_rectangles(damage, &rects_len);
for (int i = 0; i < rects_len; i++) {
pixman_box32_t *r = &rects[i];
wl_surface_damage_buffer(output->surface, r->x1, r->y1,
r->x2 - r->x1, r->y2 - r->y1);
}
if (wlr_output->pending.committed & WLR_OUTPUT_STATE_BUFFER) {
wlr_buffer_unref(output->current_buffer);
output->current_buffer = NULL;
if (output->current_wl_buffer != NULL) {
wl_buffer_destroy(output->current_wl_buffer);
output->current_wl_buffer = NULL;
}
struct wp_presentation_feedback *wp_feedback = NULL;
if (output->backend->presentation != NULL) {
wp_feedback = wp_presentation_feedback(output->backend->presentation,
output->surface);
}
pixman_region32_t *damage = NULL;
if (wlr_output->pending.committed & WLR_OUTPUT_STATE_DAMAGE) {
damage = &wlr_output->pending.damage;
}
switch (wlr_output->pending.buffer_type) {
case WLR_OUTPUT_STATE_BUFFER_RENDER:
if (!wlr_egl_swap_buffers(&output->backend->egl,
output->egl_surface, damage)) {
return false;
}
break;
case WLR_OUTPUT_STATE_BUFFER_SCANOUT:
if (damage == NULL) {
wl_surface_damage_buffer(output->surface,
0, 0, INT32_MAX, INT32_MAX);
} else {
int rects_len;
pixman_box32_t *rects =
pixman_region32_rectangles(damage, &rects_len);
for (int i = 0; i < rects_len; i++) {
pixman_box32_t *r = &rects[i];
wl_surface_damage_buffer(output->surface, r->x1, r->y1,
r->x2 - r->x1, r->y2 - r->y1);
}
}
wl_surface_commit(output->surface);
output->current_buffer = wlr_buffer_ref(wlr_output->pending.buffer);
output->current_wl_buffer = output->pending_wl_buffer;
output->pending_wl_buffer = NULL;
break;
}
wl_surface_commit(output->surface);
output->current_buffer = wlr_buffer_ref(wlr_output->pending.buffer);
output->current_wl_buffer = output->pending_wl_buffer;
output->pending_wl_buffer = NULL;
break;
}
if (wp_feedback != NULL) {
struct wlr_wl_presentation_feedback *feedback =
calloc(1, sizeof(*feedback));
if (feedback == NULL) {
wp_presentation_feedback_destroy(wp_feedback);
return false;
}
feedback->output = output;
feedback->feedback = wp_feedback;
feedback->commit_seq = output->wlr_output.commit_seq + 1;
wl_list_insert(&output->presentation_feedbacks, &feedback->link);
if (wp_feedback != NULL) {
struct wlr_wl_presentation_feedback *feedback =
calloc(1, sizeof(*feedback));
if (feedback == NULL) {
wp_presentation_feedback_destroy(wp_feedback);
return false;
wp_presentation_feedback_add_listener(wp_feedback,
&presentation_feedback_listener, feedback);
} else {
wlr_output_send_present(wlr_output, NULL);
}
feedback->output = output;
feedback->feedback = wp_feedback;
feedback->commit_seq = output->wlr_output.commit_seq + 1;
wl_list_insert(&output->presentation_feedbacks, &feedback->link);
wp_presentation_feedback_add_listener(wp_feedback,
&presentation_feedback_listener, feedback);
} else {
wlr_output_send_present(wlr_output, NULL);
}
return true;
@ -382,7 +390,6 @@ static bool output_schedule_frame(struct wlr_output *wlr_output) {
}
static const struct wlr_output_impl output_impl = {
.set_custom_mode = output_set_custom_mode,
.destroy = output_destroy,
.attach_render = output_attach_render,
.attach_buffer = output_attach_buffer,