SbBasic.h

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/*
 *
 *  Copyright (C) 2000 Silicon Graphics, Inc.  All Rights Reserved. 
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  Further, this software is distributed without any warranty that it is
 *  free of the rightful claim of any third person regarding infringement
 *  or the like.  Any license provided herein, whether implied or
 *  otherwise, applies only to this software file.  Patent licenses, if
 *  any, provided herein do not apply to combinations of this program with
 *  other software, or any other product whatsoever.
 * 
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 *  Mountain View, CA  94043, or:
 * 
 *  http://www.sgi.com 
 * 
 *  For further information regarding this notice, see: 
 * 
 *  http://oss.sgi.com/projects/GenInfo/NoticeExplan/
 *
 */
 
 
/*
 * Copyright (C) 1990,91   Silicon Graphics, Inc.
 *
 _______________________________________________________________________
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 |
 |   $Revision: 1.2 $
 |
 |   Description:
 |      This file contains basic SB library definitions.
 |
 |   Author(s)          : Paul S. Strauss, Nick Thompson
 |
 ______________  S I L I C O N   G R A P H I C S   I N C .  ____________
 _______________________________________________________________________
 */
 
#ifndef  _SB_BASIC_
#define  _SB_BASIC_
 
#include <Inventor/system/SbSystem.h>
#define SO_VERSION              2
#define SO_VERSION_REVISION     5
#define SO_VERSION_PATCHLEVEL   1
#define SGI_VERSION             20501
 
#include "SbTypeDefs.h"
 
#include <sys/types.h>
#include <stdio.h>
 
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
 
typedef bool SbBool;
 
typedef size_t SbNodeIdType;
 
 
#ifdef __cplusplus
 
template <class Type>
inline Type SbAbs( Type Val ) {
    return (Val < 0) ? 0 - Val : Val;
}
 
template <class Type>
inline void SbSwap( Type &A, Type &B ) {
    Type T; T = A; A = B; B = T;
}
 
template <class Type>
inline Type SbMin( const Type A, const Type B ) {
    return (A < B) ? A : B;
}
 
template <class Type>
inline Type SbMax( const Type A, const Type B ) {
    return (A < B) ? B : A;
}
 
template <class Type>
inline Type SbClamp( const Type Val, const Type Min, const Type Max ) {
    return (Val < Min) ? Min : (Val > Max) ? Max : Val;
}
 
#endif /* __cplusplus */
 
 
#define SoEXTENDER
#define SoINTERNAL
 
#ifndef M_E
#define M_E             2.7182818284590452354
#endif
#ifndef M_LOG2E
#define M_LOG2E         1.4426950408889634074
#endif
#ifndef M_LOG10E
#define M_LOG10E        0.43429448190325182765
#endif
#ifndef M_LN2
#define M_LN2           0.69314718055994530942
#endif
#ifndef M_LN10
#define M_LN10          2.30258509299404568402
#endif
#ifndef M_PI
#define M_PI            3.14159265358979323846
#endif
#ifndef M_PI_2
#define M_PI_2          1.57079632679489661923
#endif
#ifndef M_PI_4
#define M_PI_4          0.78539816339744830962
#endif
#ifndef M_1_PI
#define M_1_PI          0.31830988618379067154
#endif
#ifndef M_2_PI
#define M_2_PI          0.63661977236758134308
#endif
#ifndef M_2_SQRTPI
#define M_2_SQRTPI      1.12837916709551257390
#endif
#ifndef M_SQRT2
#define M_SQRT2         1.41421356237309504880
#endif
#ifndef M_SQRT1_2
#define M_SQRT1_2       0.70710678118654752440
#endif
#ifndef MAXFLOAT
#define MAXFLOAT        ((float)3.40282346638528860e+38)
#endif
 
 
#ifdef _DOUBLE_MATH_ONLY
 
#define acosf acos
#define asinf asin
#define atanf atan
#define atan2f atan2
#define cosf cos
#define sinf sin
#define tanf tan
#define powf pow
#define sqrtf sqrt
 
#endif /* _DOUBLE_MATH_ONLY */
 
#endif /* _SB_BASIC_ */