iBoot/include/drivers/dither.h

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2023-07-08 13:03:17 -07:00
/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
*
* This document is the property of Apple Inc.
* It is considered confidential and proprietary.
*
* This document may not be reproduced or transmitted in any form,
* in whole or in part, without the express written permission of
* Apple Inc.
*/
#ifndef __DRIVERS_DITHER_H
#define __DRIVERS_DITHER_H
#include <sys/types.h>
__BEGIN_DECLS
#define DITHER_NONE (0 << 0)
#define DITHER_BLUE_NOISE (1 << 0)
#define DITHER_SPATIO_TEMPORAL (1 << 1)
#define DITHER_ERROR_DIFFUSION (1 << 2)
#if DITHER_VERSION == 4
void dither_init(uint32_t display_width, uint32_t display_height, uint32_t display_depth);
#else
void dither_init(uint32_t display_depth);
#endif
void dither_set_enable(bool enable);
__END_DECLS
#endif /* __DRIVERS_DITHER_H */