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#ifndef BACKEND_DRM_RENDERER_H
#define BACKEND_DRM_RENDERER_H

#include <EGL/egl.h>
#include <gbm.h>
#include <stdbool.h>
#include <stdint.h>
#include <wlr/backend.h>
#include <wlr/render/wlr_renderer.h>

struct wlr_drm_backend;
struct wlr_drm_plane;

struct wlr_drm_renderer {
	int fd;
	struct gbm_device *gbm;
	struct wlr_egl egl;

	uint32_t gbm_format;

	struct wlr_renderer *wlr_rend;
};

struct wlr_drm_surface {
	struct wlr_drm_renderer *renderer;

	uint32_t width;
	uint32_t height;

	struct gbm_surface *gbm;
	EGLSurface egl;

	struct gbm_bo *front;
	struct gbm_bo *back;
};

bool init_drm_renderer(struct wlr_drm_backend *drm,
	struct wlr_drm_renderer *renderer, wlr_renderer_create_func_t create_render);
void finish_drm_renderer(struct wlr_drm_renderer *renderer);

bool init_drm_surface(struct wlr_drm_surface *surf,
	struct wlr_drm_renderer *renderer, uint32_t width, uint32_t height,
	uint32_t format, struct wlr_drm_format_set *set, uint32_t flags);

bool init_drm_plane_surfaces(struct wlr_drm_plane *plane,
	struct wlr_drm_backend *drm, int32_t width, uint32_t height,
	uint32_t format);

void finish_drm_surface(struct wlr_drm_surface *surf);
bool make_drm_surface_current(struct wlr_drm_surface *surf, int *buffer_age);
struct gbm_bo *swap_drm_surface_buffers(struct wlr_drm_surface *surf,
	pixman_region32_t *damage);
struct gbm_bo *get_drm_surface_front(struct wlr_drm_surface *surf);
void post_drm_surface(struct wlr_drm_surface *surf);
struct gbm_bo *copy_drm_surface_mgpu(struct wlr_drm_surface *dest,
	struct gbm_bo *src);
struct gbm_bo *import_gbm_bo(struct wlr_drm_renderer *renderer,
	struct wlr_dmabuf_attributes *attribs);
bool export_drm_bo(struct gbm_bo *bo, struct wlr_dmabuf_attributes *attribs);

#endif