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#ifndef BACKEND_X11_H
#define BACKEND_X11_H
#include <wlr/config.h>
#include <stdbool.h>
#include <wayland-server-core.h>
#include <xcb/xcb.h>
#include <xcb/present.h>
#include <pixman.h>
#include <wlr/backend/x11.h>
#include <wlr/interfaces/wlr_keyboard.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/interfaces/wlr_touch.h>
#include <wlr/types/wlr_pointer.h>
#include <wlr/render/drm_format_set.h>
#include "config.h"
#if HAS_XCB_ERRORS
#include <xcb/xcb_errors.h>
#endif
#define XCB_EVENT_RESPONSE_TYPE_MASK 0x7f
struct wlr_x11_backend;
struct wlr_x11_output {
struct wlr_output wlr_output;
struct wlr_x11_backend *x11;
struct wl_list link; // wlr_x11_backend::outputs
xcb_window_t win;
xcb_present_event_t present_event_id;
struct wlr_pointer pointer;
struct wlr_touch touch;
struct wl_list touchpoints; // wlr_x11_touchpoint::link
struct wl_list buffers; // wlr_x11_buffer::link
pixman_region32_t exposed;
uint64_t last_msc;
struct {
struct wlr_swapchain *swapchain;
xcb_render_picture_t pic;
} cursor;
};
struct wlr_x11_touchpoint {
uint32_t x11_id;
int wayland_id;
struct wl_list link; // wlr_x11_output::touch_points
};
struct wlr_x11_backend {
struct wlr_backend backend;
struct wl_display *wl_display;
bool started;
xcb_connection_t *xcb;
xcb_screen_t *screen;
xcb_depth_t *depth;
xcb_visualid_t visualid;
xcb_colormap_t colormap;
xcb_cursor_t transparent_cursor;
xcb_render_pictformat_t argb32;
bool have_shm;
bool have_dri3;
uint32_t dri3_major_version, dri3_minor_version;
size_t requested_outputs;
struct wl_list outputs; // wlr_x11_output::link
struct wlr_keyboard keyboard;
int drm_fd;
struct wlr_drm_format_set dri3_formats;
struct wlr_drm_format_set shm_formats;
const struct wlr_x11_format *x11_format;
struct wlr_drm_format_set primary_dri3_formats;
struct wlr_drm_format_set primary_shm_formats;
struct wl_event_source *event_source;
struct {
xcb_atom_t wm_protocols;
xcb_atom_t wm_delete_window;
xcb_atom_t net_wm_name;
xcb_atom_t utf8_string;
xcb_atom_t variable_refresh;
} atoms;
// The time we last received an event
xcb_timestamp_t time;
#if HAS_XCB_ERRORS
xcb_errors_context_t *errors_context;
#endif
uint8_t present_opcode;
uint8_t xinput_opcode;
struct wl_listener display_destroy;
};
struct wlr_x11_buffer {
struct wlr_x11_backend *x11;
struct wlr_buffer *buffer;
xcb_pixmap_t pixmap;
struct wl_list link; // wlr_x11_output::buffers
struct wl_listener buffer_destroy;
size_t n_busy;
};
struct wlr_x11_format {
uint32_t drm;
uint8_t depth, bpp;
};
struct wlr_x11_backend *get_x11_backend_from_backend(
struct wlr_backend *wlr_backend);
struct wlr_x11_output *get_x11_output_from_window_id(
struct wlr_x11_backend *x11, xcb_window_t window);
extern const struct wlr_keyboard_impl x11_keyboard_impl;
extern const struct wlr_pointer_impl x11_pointer_impl;
extern const struct wlr_touch_impl x11_touch_impl;
void handle_x11_xinput_event(struct wlr_x11_backend *x11,
xcb_ge_generic_event_t *event);
void update_x11_pointer_position(struct wlr_x11_output *output,
xcb_timestamp_t time);
void handle_x11_configure_notify(struct wlr_x11_output *output,
xcb_configure_notify_event_t *event);
void handle_x11_present_event(struct wlr_x11_backend *x11,
xcb_ge_generic_event_t *event);
#endif
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