GaMath.h

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/*
    This file is part of the Gangsta Wrapper physics SDK abstraction library suite.
    Copyright (C) 2005 Ed Jones (Green Eyed Monster)

    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.

    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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    See also the files README.txt and LICENSE.txt in the root directory of this module.
*/
#ifndef GAMATH_H
#define GAMATH_H

#include "GaPreReqs.h"

namespace Ga
{
    class Math
    {
    public:
        static const GaExport GaFloat GaPi;
        static const GaExport GaFloat GaDegreesInRadian;
        static const GaExport GaFloat GaRadianInDegree;
        static const GaExport GaFloat GaEpsilon;
        static const GaExport GaFloat GaMinFloat;
        static const GaExport GaFloat GaMaxFloat;

#ifdef GANGSTA_DOUBLE
        static inline GaFloat squareRoot(GaFloat f){return sqrt(f);}
        static inline GaFloat arcCosine(const GaFloat &r){return acos(r);}
        static inline GaFloat arcTangent(const GaFloat &r){return atan(r);}
        static inline GaFloat arcTangent(const GaFloat &x, const GaFloat &y){return atan2(x,y);}
        static inline GaFloat cosine(const GaFloat &r){return cos(r);}
        static inline GaFloat sine(const GaFloat &r){return sin(r);}
        static inline GaFloat absolute(GaFloat f){return fabs(f);}
#else
        static inline GaFloat squareRoot(GaFloat f){return sqrtf(f);}
        static inline GaFloat arcCosine(const GaFloat &r){return acosf(r);}
        static inline GaFloat cosine(const GaFloat &r){return cosf(r);}
        static inline GaFloat sine(const GaFloat &r){return sinf(r);}
        static inline GaFloat absolute(GaFloat f){return fabs(f);}
#endif
    };
}

#endif