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libweston: iterate paint nodes in accumulate damage

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Iterate paint nodes instead of the global view list. Right now this does
not change behavior.

This is a step towards using per-output view lists that can then be
optimized for the output in libweston core.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
This commit is contained in:
Pekka Paalanen 2021-05-03 14:06:55 +03:00
parent 6d6b36738f
commit 20ab6f88ec
1 changed files with 19 additions and 14 deletions
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33
libweston/compositor.c
View File

@ -2577,7 +2577,7 @@ output_accumulate_damage(struct weston_output *output)
{
struct weston_compositor *ec = output->compositor;
struct weston_plane *plane;
struct weston_view *ev;
struct weston_paint_node *pnode;
pixman_region32_t opaque, clip;
pixman_region32_init(&clip);
@ -2587,11 +2587,12 @@ output_accumulate_damage(struct weston_output *output)
pixman_region32_init(&opaque);
wl_list_for_each(ev, &ec->view_list, link) {
if (ev->plane != plane)
wl_list_for_each(pnode, &output->paint_node_z_order_list,
z_order_link) {
if (pnode->view->plane != plane)
continue;
view_accumulate_damage(ev, &opaque);
view_accumulate_damage(pnode->view, &opaque);
}
pixman_region32_union(&clip, &clip, &opaque);
@ -2600,18 +2601,22 @@ output_accumulate_damage(struct weston_output *output)
pixman_region32_fini(&clip);
wl_list_for_each(ev, &ec->view_list, link)
ev->surface->touched = false;
wl_list_for_each(pnode, &output->paint_node_z_order_list,
z_order_link) {
pnode->surface->touched = false;
}
wl_list_for_each(ev, &ec->view_list, link) {
wl_list_for_each(pnode, &output->paint_node_z_order_list,
z_order_link) {
/* Ignore views not visible on the current output */
if (!(ev->output_mask & (1u << output->id)))
/* TODO: turn this into assert once z_order_list is pruned. */
if (!(pnode->view->output_mask & (1u << output->id)))
continue;
if (ev->surface->touched)
if (pnode->surface->touched)
continue;
ev->surface->touched = true;
pnode->surface->touched = true;
surface_flush_damage(ev->surface);
surface_flush_damage(pnode->surface);
/* Both the renderer and the backend have seen the buffer
* by now. If renderer needs the buffer, it has its own
@ -2621,10 +2626,10 @@ output_accumulate_damage(struct weston_output *output)
* reference now, and allow early buffer release. This enables
* clients to use single-buffering.
*/
if (!ev->surface->keep_buffer) {
weston_buffer_reference(&ev->surface->buffer_ref, NULL);
if (!pnode->surface->keep_buffer) {
weston_buffer_reference(&pnode->surface->buffer_ref, NULL);
weston_buffer_release_reference(
&ev->surface->buffer_release_ref, NULL);
&pnode->surface->buffer_release_ref, NULL);
}
}
}