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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 ID_NEW(a) if( (a) && (a)->id.newid ) (a)= (void *)(a)->id.newid
#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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