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#ifndef BACKEND_WAYLAND_H
#define BACKEND_WAYLAND_H
#include <stdbool.h>
#include <wayland-client-protocol.h>
#include <wayland-server-core.h>
#include <wlr/backend/wayland.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_keyboard.h>
#include <wlr/types/wlr_pointer.h>
#include <wlr/types/wlr_tablet_pad.h>
#include <wlr/types/wlr_tablet_tool.h>
#include <wlr/types/wlr_touch.h>
#include <wlr/render/drm_format_set.h>
#include <wlr/render/drm_syncobj.h>
struct wlr_wl_backend {
struct wlr_backend backend;
/* local state */
bool started;
struct wl_event_loop *event_loop;
struct wl_event_queue *busy_loop_queue;
struct wl_list outputs;
int drm_fd;
struct wl_list buffers; // wlr_wl_buffer.link
size_t requested_outputs;
struct wl_listener event_loop_destroy;
char *activation_token;
/* remote state */
struct wl_display *remote_display;
bool own_remote_display;
struct wl_event_source *remote_display_src;
struct wl_registry *registry;
struct wl_compositor *compositor;
struct xdg_wm_base *xdg_wm_base;
struct zxdg_decoration_manager_v1 *zxdg_decoration_manager_v1;
struct zwp_pointer_gestures_v1 *zwp_pointer_gestures_v1;
struct wp_presentation *presentation;
struct wl_shm *shm;
struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf_v1;
struct wp_linux_drm_syncobj_manager_v1 *drm_syncobj_manager_v1;
struct wl_list drm_syncobj_timelines; // wlr_wl_drm_syncobj_timeline.link
struct zwp_relative_pointer_manager_v1 *zwp_relative_pointer_manager_v1;
struct wl_list seats; // wlr_wl_seat.link
struct zwp_tablet_manager_v2 *tablet_manager;
struct wlr_drm_format_set shm_formats;
struct wlr_drm_format_set linux_dmabuf_v1_formats;
struct wl_drm *legacy_drm;
struct xdg_activation_v1 *activation_v1;
struct wl_subcompositor *subcompositor;
struct wp_viewporter *viewporter;
char *drm_render_name;
};
struct wlr_wl_buffer {
struct wlr_buffer *buffer;
struct wl_buffer *wl_buffer;
bool released;
struct wl_list link; // wlr_wl_backend.buffers
struct wl_listener buffer_destroy;
bool has_drm_syncobj_waiter;
struct wlr_drm_syncobj_timeline_waiter drm_syncobj_waiter;
struct wlr_drm_syncobj_timeline *fallback_signal_timeline;
uint64_t fallback_signal_point;
};
struct wlr_wl_drm_syncobj_timeline {
struct wlr_drm_syncobj_timeline *base;
struct wlr_addon addon;
struct wl_list link; // wlr_wl_backend.drm_syncobj_timelines
struct wp_linux_drm_syncobj_timeline_v1 *wl;
};
struct wlr_wl_presentation_feedback {
struct wlr_wl_output *output;
struct wl_list link;
struct wp_presentation_feedback *feedback;
uint32_t commit_seq;
};
struct wlr_wl_output_layer {
struct wlr_addon addon;
struct wl_surface *surface;
struct wl_subsurface *subsurface;
struct wp_viewport *viewport;
bool mapped;
};
struct wlr_wl_output {
struct wlr_output wlr_output;
struct wlr_wl_backend *backend;
struct wl_list link;
struct wl_surface *surface;
bool own_surface;
struct wl_callback *frame_callback;
struct xdg_surface *xdg_surface;
struct xdg_toplevel *xdg_toplevel;
struct zxdg_toplevel_decoration_v1 *zxdg_toplevel_decoration_v1;
struct wp_linux_drm_syncobj_surface_v1 *drm_syncobj_surface_v1;
struct wl_list presentation_feedbacks;
char *title;
char *app_id;
// 0 if not requested
int32_t requested_width, requested_height;
uint32_t configure_serial;
bool has_configure_serial;
bool configured;
bool initialized;
// If not NULL, the host compositor hasn't acknowledged the unmapping yet;
// ignore all configure events
struct wl_callback *unmap_callback;
uint32_t enter_serial;
struct {
struct wlr_wl_pointer *pointer;
struct wl_surface *surface;
int32_t hotspot_x, hotspot_y;
} cursor;
};
struct wlr_wl_pointer {
struct wlr_pointer wlr_pointer;
struct wlr_wl_seat *seat;
struct wlr_wl_output *output;
enum wl_pointer_axis_source axis_source;
int32_t axis_discrete;
uint32_t fingers; // trackpad gesture
enum wl_pointer_axis_relative_direction axis_relative_direction;
struct wl_listener output_destroy;
struct wl_list link;
};
struct wlr_wl_touch_points {
int32_t ids[64];
size_t len;
};
struct wlr_wl_seat {
char *name;
struct wl_seat *wl_seat;
uint32_t global_name;
struct wlr_wl_backend *backend;
struct wl_keyboard *wl_keyboard;
struct wlr_keyboard wlr_keyboard;
struct wl_pointer *wl_pointer;
struct wlr_wl_pointer *active_pointer;
struct wl_list pointers; // wlr_wl_pointer.link
struct zwp_pointer_gesture_swipe_v1 *gesture_swipe;
struct zwp_pointer_gesture_pinch_v1 *gesture_pinch;
struct zwp_pointer_gesture_hold_v1 *gesture_hold;
struct zwp_relative_pointer_v1 *relative_pointer;
struct wl_touch *wl_touch;
struct wlr_touch wlr_touch;
struct wlr_wl_touch_points touch_points;
struct zwp_tablet_seat_v2 *zwp_tablet_seat_v2;
struct zwp_tablet_v2 *zwp_tablet_v2;
struct wlr_tablet wlr_tablet;
struct zwp_tablet_tool_v2 *zwp_tablet_tool_v2;
struct wlr_tablet_tool wlr_tablet_tool;
struct zwp_tablet_pad_v2 *zwp_tablet_pad_v2;
struct wlr_tablet_pad wlr_tablet_pad;
struct wl_list link; // wlr_wl_backend.seats
};
struct wlr_wl_backend *get_wl_backend_from_backend(struct wlr_backend *backend);
struct wlr_wl_output *get_wl_output_from_surface(struct wlr_wl_backend *wl,
struct wl_surface *surface);
void update_wl_output_cursor(struct wlr_wl_output *output);
void init_seat_keyboard(struct wlr_wl_seat *seat);
void init_seat_pointer(struct wlr_wl_seat *seat);
void finish_seat_pointer(struct wlr_wl_seat *seat);
void create_pointer(struct wlr_wl_seat *seat, struct wlr_wl_output *output);
void init_seat_touch(struct wlr_wl_seat *seat);
void init_seat_tablet(struct wlr_wl_seat *seat);
void finish_seat_tablet(struct wlr_wl_seat *seat);
bool create_wl_seat(struct wl_seat *wl_seat, struct wlr_wl_backend *wl,
uint32_t global_name);
void destroy_wl_seat(struct wlr_wl_seat *seat);
void destroy_wl_buffer(struct wlr_wl_buffer *buffer);
void destroy_wl_drm_syncobj_timeline(struct wlr_wl_drm_syncobj_timeline *timeline);
extern const struct wlr_pointer_impl wl_pointer_impl;
extern const struct wlr_tablet_pad_impl wl_tablet_pad_impl;
extern const struct wlr_tablet_impl wl_tablet_impl;
#endif
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