wlroots-hyprland/include/wlr/render/egl.h

119 lines
3.1 KiB
C
Raw Normal View History

/*
* 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
2018-02-12 21:29:23 +01:00
#ifndef WLR_RENDER_EGL_H
#define WLR_RENDER_EGL_H
2017-05-03 07:04:41 +02:00
#include <wlr/config.h>
#if !WLR_HAS_X11_BACKEND && !WLR_HAS_XWAYLAND
#define MESA_EGL_NO_X11_HEADERS
#endif
2017-05-03 07:04:41 +02:00
#include <EGL/egl.h>
2017-08-09 21:25:34 +02:00
#include <EGL/eglext.h>
2018-02-09 22:54:14 +01:00
#include <pixman.h>
2018-02-12 21:29:23 +01:00
#include <stdbool.h>
#include <wayland-server.h>
#include <wlr/render/dmabuf.h>
2017-05-03 07:04:41 +02:00
struct wlr_egl {
EGLenum platform;
2017-05-03 07:04:41 +02:00
EGLDisplay display;
EGLConfig config;
EGLContext context;
2017-08-09 21:25:34 +02:00
2018-03-27 23:02:48 +02:00
const char *exts_str;
struct {
bool bind_wayland_display_wl;
bool buffer_age_ext;
bool image_base_khr;
bool image_dma_buf_export_mesa;
bool image_dmabuf_import_ext;
bool image_dmabuf_import_modifiers_ext;
bool swap_buffers_with_damage_ext;
bool swap_buffers_with_damage_khr;
} exts;
2017-08-09 21:25:34 +02:00
struct wl_display *wl_display;
2017-05-03 07:04:41 +02:00
};
2017-08-11 04:15:37 +02:00
// TODO: Allocate and return a wlr_egl
2017-08-09 21:25:34 +02:00
/**
* Initializes an EGL context for the given platform and remote display.
2017-08-09 21:25:34 +02:00
* Will attempt to load all possibly required api functions.
*/
bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
EGLint *config_attribs, EGLint visual_id);
2017-08-09 21:25:34 +02:00
/**
* Frees all related EGL resources, makes the context not-current and
2017-08-09 21:25:34 +02:00
* unbinds a bound wayland display.
*/
void wlr_egl_finish(struct wlr_egl *egl);
2017-08-09 21:25:34 +02:00
/**
* Binds the given display to the EGL instance.
* This will allow clients to create EGL surfaces from wayland ones and render
* to it.
2017-08-09 21:25:34 +02:00
*/
bool wlr_egl_bind_display(struct wlr_egl *egl, struct wl_display *local_display);
/**
* Returns a surface for the given native window
* The window must match the remote display the wlr_egl was created with.
*/
2017-05-03 07:04:41 +02:00
EGLSurface wlr_egl_create_surface(struct wlr_egl *egl, void *window);
/**
* Creates an EGL image from the given wl_drm buffer resource.
*/
EGLImageKHR wlr_egl_create_image_from_wl_drm(struct wlr_egl *egl,
struct wl_resource *data, EGLint *fmt, int *width, int *height,
bool *inverted_y);
/**
* Creates an EGL image from the given dmabuf attributes. Check usability
* of the dmabuf with wlr_egl_check_import_dmabuf once first.
*/
EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_attributes *attributes);
/**
* Get the available dmabuf formats
*/
int wlr_egl_get_dmabuf_formats(struct wlr_egl *egl, int **formats);
/**
* Get the available dmabuf modifiers for a given format
*/
int wlr_egl_get_dmabuf_modifiers(struct wlr_egl *egl, int format,
2018-04-08 17:00:56 +02:00
uint64_t **modifiers);
2018-05-23 01:03:26 +02:00
bool wlr_egl_export_image_to_dmabuf(struct wlr_egl *egl, EGLImageKHR image,
int32_t width, int32_t height, uint32_t flags,
struct wlr_dmabuf_attributes *attribs);
2018-05-23 01:03:26 +02:00
2017-08-09 21:25:34 +02:00
/**
* Destroys an EGL image created with the given wlr_egl.
2017-08-09 21:25:34 +02:00
*/
2017-08-11 04:15:37 +02:00
bool wlr_egl_destroy_image(struct wlr_egl *egl, EGLImageKHR image);
2017-08-09 21:25:34 +02:00
bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
int *buffer_age);
bool wlr_egl_is_current(struct wlr_egl *egl);
2018-02-09 22:54:14 +01:00
bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,
pixman_region32_t *damage);
bool wlr_egl_destroy_surface(struct wlr_egl *egl, EGLSurface surface);
2017-05-03 07:04:41 +02:00
#endif