wlvncc/include/buffer.h

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/*
* Copyright (c) 2022 Andri Yngvason
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#pragma once
#include <stdbool.h>
#include <unistd.h>
#include <stdint.h>
#include <pixman.h>
struct wl_buffer;
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struct gbm_bo;
enum buffer_type {
BUFFER_UNSPEC = 0,
BUFFER_WL_SHM,
BUFFER_DMABUF,
};
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struct buffer {
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enum buffer_type type;
int width, height;
int32_t scale;
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size_t size;
uint32_t format;
struct wl_buffer* wl_buffer;
bool is_attached;
bool please_clean_up;
struct pixman_region16 damage;
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// wl_shm:
void* pixels;
int stride;
// dmabuf:
struct gbm_bo* bo;
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};
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struct buffer* buffer_create_shm(int width, int height, int stride, uint32_t format);
struct buffer* buffer_create_dmabuf(int width, int height, uint32_t format);
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void buffer_destroy(struct buffer* self);