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buffer: drop wlr_client_buffer.resource

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This commit is contained in:
Simon Ser 2021-07-09 17:08:48 +02:00 committed by Simon Zeni
parent d7c68ce632
commit 4554f17377
2 changed files with 0 additions and 31 deletions
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5
include/wlr/types/wlr_buffer.h
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@ -127,10 +127,6 @@ struct wlr_buffer *wlr_buffer_from_resource(struct wlr_renderer *renderer,
struct wlr_client_buffer {
struct wlr_buffer base;
/**
* The buffer resource, if any. Will be NULL if the client destroys it.
*/
struct wl_resource *resource;
/**
* The buffer's texture, if any. A buffer will not have a texture if the
* client destroys the buffer before it has been released.
@ -143,7 +139,6 @@ struct wlr_client_buffer {
// private state
struct wl_listener resource_destroy;
struct wl_listener source_destroy;
// If the client buffer has been created from a wl_shm buffer

26
types/wlr_buffer.c
View File

@ -123,7 +123,6 @@ static struct wlr_client_buffer *client_buffer_from_buffer(
static void client_buffer_destroy(struct wlr_buffer *buffer) {
struct wlr_client_buffer *client_buffer = client_buffer_from_buffer(buffer);
wl_list_remove(&client_buffer->resource_destroy.link);
wl_list_remove(&client_buffer->source_destroy.link);
wlr_texture_destroy(client_buffer->texture);
free(client_buffer);
@ -145,22 +144,6 @@ static const struct wlr_buffer_impl client_buffer_impl = {
.get_dmabuf = client_buffer_get_dmabuf,
};
static void client_buffer_resource_handle_destroy(struct wl_listener *listener,
void *data) {
struct wlr_client_buffer *client_buffer =
wl_container_of(listener, client_buffer, resource_destroy);
wl_list_remove(&client_buffer->resource_destroy.link);
wl_list_init(&client_buffer->resource_destroy.link);
client_buffer->resource = NULL;
// At this point, if the wl_buffer comes from linux-dmabuf or wl_drm, we
// still haven't released it (ie. we'll read it in the future) but the
// client destroyed it. Reading the texture itself should be fine because
// we still hold a reference to the DMA-BUF via the texture. However the
// client could decide to re-use the same DMA-BUF for something else, in
// which case we'll read garbage. We decide to accept this risk.
}
static void client_buffer_handle_source_destroy(struct wl_listener *listener,
void *data) {
struct wlr_client_buffer *client_buffer =
@ -224,13 +207,9 @@ struct wlr_client_buffer *wlr_client_buffer_create(struct wlr_buffer *buffer,
}
wlr_buffer_init(&client_buffer->base, &client_buffer_impl,
texture->width, texture->height);
client_buffer->resource = resource;
client_buffer->source = buffer;
client_buffer->texture = texture;
wl_resource_add_destroy_listener(resource, &client_buffer->resource_destroy);
client_buffer->resource_destroy.notify = client_buffer_resource_handle_destroy;
wl_signal_add(&buffer->events.destroy, &client_buffer->source_destroy);
client_buffer->source_destroy.notify = client_buffer_handle_source_destroy;
@ -300,11 +279,6 @@ struct wlr_client_buffer *wlr_client_buffer_apply_damage(
wl_shm_buffer_end_access(shm_buf);
wl_list_remove(&client_buffer->resource_destroy.link);
wl_resource_add_destroy_listener(resource, &client_buffer->resource_destroy);
client_buffer->resource_destroy.notify = client_buffer_resource_handle_destroy;
client_buffer->resource = resource;
return client_buffer;
}