bit_array.h File Reference

#include <stdio.h>
#include <gandalf/common/misc_defs.h>
#include <gandalf/common/allocate.h>
#include <gandalf/common/memory_stack.h>

Go to the source code of this file.

Classes
struct	Gan_BitArray
	1-dimensional array of bits More...
Defines
#define	GAN_BITWORD_SIZE   32
#define	GAN_BITWORD_FULL   (gan_uint32) GAN_UINT32_MAX
#define	GAN_MSB_SET   (gan_uint32) (1<<31)
#define	GAN_LSB_SET   (gan_uint32) 1
Typedefs
typedef gan_uint32	Gan_BitWord
	32-bit word
typedef Gan_BitArray	Gan_BitArray
	1-dimensional array of bits
Enumerations
enum	Gan_Alignment { GAN_WORD_ALIGNMENT, GAN_BYTE_ALIGNMENT, GAN_BIT_ALIGNMENT }
	Alignment options when computing bounds of a bit array.
Functions
unsigned	GAN_NO_BITWORDS (unsigned no_bits)
	Macro: Number of bit-words given number of bits.
Gan_BitArray *	gan_bit_array_form (Gan_BitArray *ba, unsigned int no_bits)
	Macro: Form bit array.
Gan_BitArray *	gan_bit_array_alloc (unsigned int no_bits)
	Macro: Allocate new bit array.
Gan_BitArray *	gan_bit_array_ms_malloc (unsigned int no_bits)
	Macro: Allocate new bit array using stack-style memory allocation.
Gan_Bool	gan_bit_array_print (const Gan_BitArray *bit_array, int indent)
	Macro: Print bit array in ASCII to standard output.
Gan_Bool	gan_bit_array_set_bit (Gan_BitArray *bit_array, int pos)
	Macro: Set bit in bit list to 1 (true).
Gan_Bool	gan_bit_array_get_bit (const Gan_BitArray *bit_array, int pos)
	Macro: get bit of bit array.
Gan_Bool	gan_bit_array_clear_bit (Gan_BitArray *bit_array, int pos)
	Macro: clear bit in bit list to 0 (false).
Gan_Bool	gan_bit_array_twiddle_bit (Gan_BitArray *bit_array, int pos, Gan_Bool val)
	Macro: set/clear bit depending on Boolean argument.
Gan_Bool	gan_bit_array_invert_bit (Gan_BitArray *bit_array, int pos)
	Macro: Invert bit.
Gan_Bool *	gan_bit_array_dilate_i (Gan_BitArray *ba, unsigned int no_pixels)
	Macro: Dilate bit array.

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Detailed Description

Module: Binary array module

Part of: Gandalf Library

Version:

1.31

Date:

2005/08/22 08:52:18

Author:

jps

Copyright: (c) 2000 Imagineer Software Limited

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