math.cast.h

/*
    Lightmetrica : A research-oriented renderer

    Copyright (c) 2014 Hisanari Otsu

    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 3 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, see <http://www.gnu.org/licenses/>.
*/

#pragma once
#ifndef LIB_LIGHTMETRICA_MATH_CAST_H
#define LIB_LIGHTMETRICA_MATH_CAST_H

#include "math.common.h"

LM_NAMESPACE_BEGIN
LM_MATH_NAMESPACE_BEGIN

template <typename Dest, typename Src>
LM_FORCE_INLINE Dest Cast(const Src& v)
{
    // In the default, use static_cast operator
    return static_cast<Dest>(v);
}

#ifdef LM_ENABLE_MULTI_PRECISION

template <typename Dest>
LM_FORCE_INLINE Dest Cast(const BigFloat& v)
{
    // For BigFloat type, use convert_to function
    return v.convert_to<Dest>();
}

#endif

LM_MATH_NAMESPACE_END
LM_NAMESPACE_END

#endif // LIB_LIGHTMETRICA_MATH_CAST_H