mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-14 17:25:59 +01:00
70 lines
2.4 KiB
C
70 lines
2.4 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_H
|
|
#define WLR_BACKEND_H
|
|
|
|
#include <wayland-server.h>
|
|
#include <wlr/backend/session.h>
|
|
#include <wlr/render/egl.h>
|
|
|
|
struct wlr_backend_impl;
|
|
|
|
struct wlr_backend {
|
|
const struct wlr_backend_impl *impl;
|
|
|
|
struct {
|
|
/** Raised when destroyed, passed the wlr_backend reference */
|
|
struct wl_signal destroy;
|
|
/** Raised when new inputs are added, passed the wlr_input_device */
|
|
struct wl_signal new_input;
|
|
/** Raised when new outputs are added, passed the wlr_output */
|
|
struct wl_signal new_output;
|
|
} events;
|
|
};
|
|
|
|
typedef struct wlr_renderer *(*wlr_renderer_create_func_t)(struct wlr_egl *egl, EGLenum platform,
|
|
void *remote_display, EGLint *config_attribs, EGLint visual_id);
|
|
/**
|
|
* Automatically initializes the most suitable backend given the environment.
|
|
* Will always return a multibackend. The backend is created but not started.
|
|
* Returns NULL on failure.
|
|
*
|
|
* The compositor can request to initialize the backend's renderer by setting
|
|
* the create_render_func. The callback must initialize the given wlr_egl and
|
|
* return a valid wlr_renderer, or NULL if it has failed to initiaze it.
|
|
* Pass NULL as create_renderer_func to use the backend's default renderer.
|
|
*/
|
|
struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
|
|
wlr_renderer_create_func_t create_renderer_func);
|
|
/**
|
|
* Start the backend. This may signal new_input or new_output immediately, but
|
|
* may also wait until the display's event loop begins. Returns false on
|
|
* failure.
|
|
*/
|
|
bool wlr_backend_start(struct wlr_backend *backend);
|
|
/**
|
|
* Destroy the backend and clean up all of its resources. Normally called
|
|
* automatically when the wl_display is destroyed.
|
|
*/
|
|
void wlr_backend_destroy(struct wlr_backend *backend);
|
|
/**
|
|
* Obtains the wlr_renderer reference this backend is using.
|
|
*/
|
|
struct wlr_renderer *wlr_backend_get_renderer(struct wlr_backend *backend);
|
|
/**
|
|
* Obtains the wlr_session reference from this backend if there is any.
|
|
* Might return NULL for backends that don't use a session.
|
|
*/
|
|
struct wlr_session *wlr_backend_get_session(struct wlr_backend *backend);
|
|
/**
|
|
* Returns the clock used by the backend for presentation feedback.
|
|
*/
|
|
clockid_t wlr_backend_get_presentation_clock(struct wlr_backend *backend);
|
|
|
|
#endif
|