wlroots/include/wlr/backend/interface.h
Simon Ser b908d865b1 backend: replace get_buffer_caps hook with a struct field
Do the same as wlr_renderer: the supported buffer capabilities are
static for the lifetime of the backend.
2024-12-25 18:40:05 +00:00

38 lines
1.1 KiB
C

/*
* This an unstable interface of wlroots. No guarantees are made regarding the
* future consistency of this API.
*/
#ifndef WLR_USE_UNSTABLE
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
#endif
#ifndef WLR_BACKEND_INTERFACE_H
#define WLR_BACKEND_INTERFACE_H
#include <stdbool.h>
#include <wlr/backend.h>
struct wlr_output_state;
struct wlr_backend_impl {
bool (*start)(struct wlr_backend *backend);
void (*destroy)(struct wlr_backend *backend);
int (*get_drm_fd)(struct wlr_backend *backend);
bool (*test)(struct wlr_backend *backend,
const struct wlr_backend_output_state *states, size_t states_len);
bool (*commit)(struct wlr_backend *backend,
const struct wlr_backend_output_state *states, size_t states_len);
};
/**
* Initializes common state on a struct wlr_backend and sets the implementation
* to the provided struct wlr_backend_impl reference.
*/
void wlr_backend_init(struct wlr_backend *backend,
const struct wlr_backend_impl *impl);
/**
* Emit the destroy event and clean up common backend state.
*/
void wlr_backend_finish(struct wlr_backend *backend);
#endif