mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-12-24 02:49:48 +01:00
d9bbc416a6
Instead of importing buffers to GBM and KMS at each frame, cache them and re-use them while the wlr_buffer is alive. This is the same as [1] and [2] but for the DRM backend. [1]: https://github.com/swaywm/wlroots/pull/2538 [2]: https://github.com/swaywm/wlroots/pull/2539
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
#ifndef BACKEND_DRM_RENDERER_H
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#define BACKEND_DRM_RENDERER_H
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#include <gbm.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <wlr/backend.h>
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#include <wlr/render/wlr_renderer.h>
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struct wlr_drm_backend;
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struct wlr_drm_plane;
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struct wlr_buffer;
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struct wlr_drm_renderer {
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struct wlr_drm_backend *backend;
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struct gbm_device *gbm;
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struct wlr_renderer *wlr_rend;
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struct wlr_gbm_allocator *allocator;
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};
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struct wlr_drm_surface {
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struct wlr_drm_renderer *renderer;
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uint32_t width;
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uint32_t height;
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struct wlr_swapchain *swapchain;
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struct wlr_buffer *back_buffer;
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};
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struct wlr_drm_fb {
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struct wlr_buffer *wlr_buf;
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struct wl_list link; // wlr_drm_backend.fbs
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struct gbm_bo *bo;
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uint32_t id;
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struct wl_listener wlr_buf_destroy;
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};
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bool init_drm_renderer(struct wlr_drm_backend *drm,
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struct wlr_drm_renderer *renderer);
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void finish_drm_renderer(struct wlr_drm_renderer *renderer);
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bool drm_surface_make_current(struct wlr_drm_surface *surf, int *buffer_age);
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void drm_surface_unset_current(struct wlr_drm_surface *surf);
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bool drm_fb_lock_surface(struct wlr_drm_fb **fb, struct wlr_drm_backend *drm,
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struct wlr_drm_surface *surf, struct wlr_drm_surface *mgpu);
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bool drm_fb_import(struct wlr_drm_fb **fb, struct wlr_drm_backend *drm,
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struct wlr_buffer *buf, struct wlr_drm_surface *mgpu,
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const struct wlr_drm_format_set *formats);
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void drm_fb_destroy(struct wlr_drm_fb *fb);
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void drm_fb_clear(struct wlr_drm_fb **fb);
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void drm_fb_move(struct wlr_drm_fb **new, struct wlr_drm_fb **old);
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bool drm_surface_render_black_frame(struct wlr_drm_surface *surf);
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bool drm_plane_init_surface(struct wlr_drm_plane *plane,
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struct wlr_drm_backend *drm, int32_t width, uint32_t height,
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uint32_t format, bool with_modifiers);
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void drm_plane_finish_surface(struct wlr_drm_plane *plane);
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#endif
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