41 lines
1.6 KiB
C
41 lines
1.6 KiB
C
/*
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* Copyright (c) 2020 Andri Yngvason
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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#include <stdint.h>
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#include <stdio.h>
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struct pixman_region16;
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struct pixman_box16;
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void damage_check_row(uint8_t* dst, const uint8_t* src, uint32_t width);
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void damage_check_tile_row(struct pixman_region16* damage,
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uint8_t* row_buffer, const uint8_t* buffer,
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uint32_t y_start, uint32_t width, uint32_t height);
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void damage_check(struct pixman_region16* damage, const uint8_t* buffer,
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uint32_t width, uint32_t height, struct pixman_box16* hint);
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int damage_check_async(uint8_t* buffer, uint32_t width, uint32_t height,
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struct pixman_box16* hint,
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void (*on_done)(struct pixman_region16*, void*),
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void* userdata);
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void damage_dump(FILE* stream, struct pixman_region16* damage,
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uint32_t width, uint32_t height, uint32_t tile_size);
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