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/*
Copyright (C) 2011-2020, 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: dk3bf.ctr
*/
/** @file dk3bf.h Header file for the dk3bf module.
*/
#ifndef DK3BF_H_INCLUDED
/** Avoid multiple inclusions. */
#define DK3BF_H_INCLUDED 1
#line 8 "dk3bf.ctr"
#include "dk3conf.h"
#include "dk3types.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Open a bit field (bit array).
@param nbits Number of bits.
@param app Application structure for diagnostics, may be NULL.
@return Pointer to new bit field on success, NULL on error.
*/
dk3_bf_t *
dk3bf_open_app(size_t nbits, dk3_app_t *app);
/** Close bit field.
@param b Bit field to close.
*/
void
dk3bf_close(dk3_bf_t *b);
/** Set or reset one bit.
@param b Bit field.
@param n Index of bit to set.
@param v New bit value (1 or 0).
*/
void
dk3bf_set(dk3_bf_t *b, size_t n, int v);
/** Get one bit value.
@param b Bit field.
@param n Index of bit.
@return 1 or 0 depending on the bit value.
*/
int
dk3bf_get(dk3_bf_t const *b, size_t n);
/** Open a bit matrix.
@param x Number of columns.
@param y Number of rows.
@param app Application structure for diagnostics, may be NULL.
@return Pointer to new bit matrix on success, NULL on error.
*/
dk3_bm_t *
dk3bm_open(size_t x, size_t y, dk3_app_t *app);
/** Close bit matrix.
@param b Bit matrix to close.
*/
void
dk3bm_close(dk3_bm_t *b);
/** Set cache size (threshold to switch between traditional
algorithm for dk3bm_expand and cache friendly algorithm).
@param b Bit matrix.
@param cs Maximum matrix size for traditional algorithm.
*/
void
dk3bm_set_cache_size(dk3_bm_t *b, size_t cs);
/** Set or reset one bit.
@param b Bit matrix.
@param x Column number.
@param y Row number.
@param v New value for bit.
*/
void
dk3bm_set(dk3_bm_t *b, size_t x, size_t y, int v);
/** Get one bit.
@param b Bit matrix.
@param x Column number.
@param y Row number.
@return 1 or 0 depending on the bit value.
*/
int
dk3bm_get(dk3_bm_t const *b, size_t x, size_t y);
/** Expand bit matrix. The matrix must be square.
@param b Bit matrix.
*/
void
dk3bm_expand(dk3_bm_t *b);
#ifdef __cplusplus
}
#endif
#endif
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