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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file BKE_utildefines.h
* \ingroup bke
* \brief blender format specific macros
* \note generic defines should go in BLI_utildefines.h
*/
#ifndef __BKE_UTILDEFINES_H__
#define __BKE_UTILDEFINES_H__
#ifdef __cplusplus
extern "C" {
#endif
/* these values need to be hardcoded in structs, dna does not recognize defines */
/* also defined in DNA_space_types.h */
#ifndef FILE_MAXDIR
#define FILE_MAXDIR 768
#define FILE_MAXFILE 256
#define FILE_MAX 1024
#endif
/* this weirdo pops up in two places ... */
#if !defined(WIN32)
# ifndef O_BINARY
# define O_BINARY 0
# endif
#endif
/* INTEGER CODES */
#ifdef __BIG_ENDIAN__
/* Big Endian */
# define MAKE_ID(a, b, c, d) ( (int)(a) << 24 | (int)(b) << 16 | (c) << 8 | (d) )
#else
/* Little Endian */
# define MAKE_ID(a, b, c, d) ( (int)(d) << 24 | (int)(c) << 16 | (b) << 8 | (a) )
#endif
#define DATA MAKE_ID('D', 'A', 'T', 'A')
#define GLOB MAKE_ID('G', 'L', 'O', 'B')
#define DNA1 MAKE_ID('D', 'N', 'A', '1')
#define TEST MAKE_ID('T', 'E', 'S', 'T') /* used as preview between 'REND' and 'GLOB' */
#define REND MAKE_ID('R', 'E', 'N', 'D')
#define USER MAKE_ID('U', 'S', 'E', 'R')
#define ENDB MAKE_ID('E', 'N', 'D', 'B')
/* Bit operations */
#define BTST(a, b) ( ( (a) & 1 << (b) ) != 0)
#define BNTST(a, b) ( ( (a) & 1 << (b) ) == 0)
#define BTST2(a, b, c) (BTST( (a), (b) ) || BTST( (a), (c) ) )
#define BSET(a, b) ( (a) | 1 << (b) )
#define BCLR(a, b) ( (a) & ~(1 << (b)) )
/* bit-row */
#define BROW(min, max) (((max) >= 31 ? 0xFFFFFFFF : (1 << (max + 1)) - 1) - ((min) ? ((1 << (min)) - 1) : 0) )
#ifdef __cplusplus
}
#endif
#endif // __BKE_UTILDEFINES_H__
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