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#ifndef BACKEND_DRM_RENDERER_H
#define BACKEND_DRM_RENDERER_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_buffer;
struct wlr_drm_renderer {
struct wlr_drm_backend *backend;
struct gbm_device *gbm;
struct wlr_renderer *wlr_rend;
struct wlr_allocator *allocator;
};
struct wlr_drm_surface {
struct wlr_drm_renderer *renderer;
uint32_t width;
uint32_t height;
struct wlr_swapchain *swapchain;
struct wlr_buffer *back_buffer;
};
struct wlr_drm_fb {
struct wlr_buffer *wlr_buf;
struct wl_list link; // wlr_drm_backend.fbs
struct gbm_bo *bo;
uint32_t id;
struct wl_listener wlr_buf_destroy;
};
bool init_drm_renderer(struct wlr_drm_backend *drm,
struct wlr_drm_renderer *renderer);
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,
const struct wlr_drm_format *drm_format);
bool drm_surface_make_current(struct wlr_drm_surface *surf, int *buffer_age);
void drm_surface_unset_current(struct wlr_drm_surface *surf);
bool drm_fb_import(struct wlr_drm_fb **fb, struct wlr_drm_backend *drm,
struct wlr_buffer *buf, const struct wlr_drm_format_set *formats);
void drm_fb_destroy(struct wlr_drm_fb *fb);
void drm_fb_clear(struct wlr_drm_fb **fb);
void drm_fb_move(struct wlr_drm_fb **new, struct wlr_drm_fb **old);
struct wlr_buffer *drm_surface_blit(struct wlr_drm_surface *surf,
struct wlr_buffer *buffer);
bool drm_surface_render_black_frame(struct wlr_drm_surface *surf);
struct wlr_drm_format *drm_plane_pick_render_format(
struct wlr_drm_plane *plane, struct wlr_drm_renderer *renderer);
bool drm_plane_init_surface(struct wlr_drm_plane *plane,
struct wlr_drm_backend *drm, int32_t width, uint32_t height,
bool with_modifiers);
void drm_plane_finish_surface(struct wlr_drm_plane *plane);
bool drm_plane_lock_surface(struct wlr_drm_plane *plane,
struct wlr_drm_backend *drm);
#endif
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