gambas-source-code/main/gbx/gbx_math.h
Benoît Minisini dd3b512daf [CONFIGURATION]
* NEW: Update copyrights.


git-svn-id: svn://localhost/gambas/trunk@4384 867c0c6c-44f3-4631-809d-bfa615b0a4ec
2011-12-31 02:39:20 +00:00

75 lines
1.7 KiB
C

/***************************************************************************
gbx_math.h
(c) 2000-2012 Benoît Minisini <gambas@users.sourceforge.net>
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, 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.
***************************************************************************/
#ifndef __GBX_MATH_H
#define __GBX_MATH_H
#include "config.h"
void MATH_init(void);
int lsgn(int x);
int llsgn(int64_t x);
//int64_t llabs(int64_t x);
double frac(double x);
int fsgn(double x);
float fixf(float x);
double fix(double x);
double frexp10(double x, int *exp);
void randomize(bool set, uint seed);
double rnd(void);
#define deg(_x) ((_x) * 180 / M_PI)
#define rad(_x) ((_x) * M_PI / 180)
#ifndef HAVE_EXP10
double exp10(double x);
#endif
#ifndef HAVE_LOG2
double log2(double x);
#endif
#ifndef HAVE_EXP2
double exp2(double x);
#endif
#ifndef HAVE_LOG10L
long double log10l(long double x);
#endif
#ifndef HAVE_FABSL
long double fabsl(long double x);
#endif
#ifndef HAVE_POWL
long double powl(long double x, long double y);
#endif
#ifndef HAVE_MODFL
long double modfl(long double x, long double *iptr);
#endif
#endif