40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/*
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* This an unstable interface of wlroots. No guarantees are made regarding the
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* future consistency of this API.
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*/
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#ifndef WLR_USE_UNSTABLE
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#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
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#endif
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#ifndef WLR_BACKEND_INTERFACE_H
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#define WLR_BACKEND_INTERFACE_H
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#include <stdbool.h>
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#include <wlr/backend.h>
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struct wlr_output_state;
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struct wlr_backend_impl {
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bool (*start)(struct wlr_backend *backend);
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void (*destroy)(struct wlr_backend *backend);
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int (*get_drm_fd)(struct wlr_backend *backend);
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uint32_t (*get_buffer_caps)(struct wlr_backend *backend);
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bool (*test)(struct wlr_backend *backend,
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const struct wlr_backend_output_state *states, size_t states_len);
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bool (*commit)(struct wlr_backend *backend,
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const struct wlr_backend_output_state *states, size_t states_len);
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};
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/**
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* Initializes common state on a struct wlr_backend and sets the implementation
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* to the provided struct wlr_backend_impl reference.
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*/
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void wlr_backend_init(struct wlr_backend *backend,
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const struct wlr_backend_impl *impl);
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/**
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* Emit the destroy event and clean up common backend state.
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*/
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void wlr_backend_finish(struct wlr_backend *backend);
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#endif
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