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backend-wayland: Add renderbuffer's discarded event support

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Signed-off-by: Loïc Molinari <loic.molinari@collabora.com>
This commit is contained in:
Loïc Molinari 2024-08-02 15:12:04 +02:00
parent a2e6086bc6
commit c7ec967d12
1 changed files with 19 additions and 10 deletions
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29
libweston/backend-wayland/wayland.c
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@ -295,6 +295,22 @@ buffer_release(void *data, struct wl_buffer *buffer)
}
}
static bool
wayland_rb_discarded_cb(weston_renderbuffer_t renderbuffer, void *data)
{
struct wayland_shm_buffer *sb = data;
const struct weston_renderer *renderer;
if (sb->renderbuffer) {
renderer = sb->output->backend->compositor->renderer;
renderer->destroy_renderbuffer(sb->renderbuffer);
sb->renderbuffer = NULL;
}
sb->output = NULL;
return true;
}
static const struct wl_buffer_listener buffer_listener = {
buffer_release
};
@ -405,7 +421,9 @@ wayland_output_get_shm_buffer(struct wayland_output *output)
pixman->create_image_from_ptr(&output->base, pfmt,
area.width, area.height,
(uint32_t *)(data + area.y * stride) + area.x,
stride, NULL, NULL);
stride,
wayland_rb_discarded_cb,
sb);
return sb;
}
@ -662,20 +680,11 @@ wayland_backend_destroy_output_surface(struct wayland_output *output)
static void
wayland_output_destroy_shm_buffers(struct wayland_output *output)
{
const struct weston_renderer *renderer =
output->base.compositor->renderer;
struct wayland_shm_buffer *buffer, *next;
/* Throw away any remaining SHM buffers */
wl_list_for_each_safe(buffer, next, &output->shm.free_buffers, free_link)
wayland_shm_buffer_destroy(buffer);
wl_list_for_each(buffer, &output->shm.buffers, link) {
if (buffer->renderbuffer) {
renderer->destroy_renderbuffer(buffer->renderbuffer);
buffer->renderbuffer = NULL;
}
buffer->output = NULL;
}
}
static int