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/*
Copyright (C) 2017-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4pxbit.ctr
*/

#ifndef DK4PXBIT_H_INCLUDED
/** Avoid multiple inclusions. */
#define DK4PXBIT_H_INCLUDED 1


#line 8 "dk4pxbit.ctr"

/**	@file	dk4pxbit.h	Bit constants for pixels.
*/

#ifndef	DK4CONF_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4conf.h"
#else
#include <dktools-4/dk4conf.h>
#endif
#endif

#ifndef	DK4TYPES_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4types.h"
#else
#include <dktools-4/dk4types.h>
#endif
#endif

#ifndef	DK4PX_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4px.h"
#else
#include <dktools-4/dk4px.h>
#endif
#endif

#ifdef	__cplusplus
extern "C" {
#endif

/**	Retrieve bit for a given bit number.
	Least significant bit is 0, most significant is 15.
	@param	bitno	Bit number to retrieve bit value for.
	@return	Positive bit value on success, 0 on error (out of range).
*/

dk4_px_t
dk4pxbit_get_bit(size_t bitno);


/**	Retrieve maximum value for a given bit number.
	Least significant bit is 0, most significant is 15.
	@param	bitno	Bit number to retrieve bit value for.
	@return	Positive maximum value on success, 0 on error (out of range).
*/

dk4_px_t
dk4pxbit_get_max(size_t bitno);


/**	Find bit number to represent a maximum value.
	@param	maxval	Maximum value for a pixel component.
	@return	Required bit number.
*/

size_t
dk4pxbit_get_bitno(dk4_px_t maxval);

#ifdef	__cplusplus
}
#endif


/* vim: set ai sw=4 ts=4 : */



#endif