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59 lines
1.5 KiB
59 lines
1.5 KiB
/*
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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_ALLOCATOR_H
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#define WLR_ALLOCATOR_H
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#include <wayland-server-core.h>
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struct wlr_allocator;
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struct wlr_backend;
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struct wlr_drm_format;
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struct wlr_renderer;
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struct wlr_allocator_interface {
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struct wlr_buffer *(*create_buffer)(struct wlr_allocator *alloc,
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int width, int height, const struct wlr_drm_format *format);
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void (*destroy)(struct wlr_allocator *alloc);
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};
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void wlr_allocator_init(struct wlr_allocator *alloc,
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const struct wlr_allocator_interface *impl, uint32_t buffer_caps);
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struct wlr_allocator {
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const struct wlr_allocator_interface *impl;
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// Capabilities of the buffers created with this allocator
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uint32_t buffer_caps;
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struct {
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struct wl_signal destroy;
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} events;
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};
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/**
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* Creates the adequate wlr_allocator given a backend and a renderer
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*/
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struct wlr_allocator *wlr_allocator_autocreate(struct wlr_backend *backend,
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struct wlr_renderer *renderer);
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/**
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* Destroy the allocator.
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*/
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void wlr_allocator_destroy(struct wlr_allocator *alloc);
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/**
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* Allocate a new buffer.
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*
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* When the caller is done with it, they must unreference it by calling
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* wlr_buffer_drop.
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*/
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struct wlr_buffer *wlr_allocator_create_buffer(struct wlr_allocator *alloc,
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int width, int height, const struct wlr_drm_format *format);
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#endif
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