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// templated arithmetic simd functions
// Copyright (C) 2009 Tim Blechmann <tim@klingt.org>
//
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// implemented as part of nova
#ifndef SIMD_TERNARY_ARITHMETIC_HPP
#define SIMD_TERNARY_ARITHMETIC_HPP
#include <algorithm>
#include "vec.hpp"
#include "detail/define_macros.hpp"
#if defined(__GNUC__) && defined(NDEBUG)
#define always_inline inline __attribute__((always_inline))
#else
#define always_inline inline
#endif
namespace nova {
namespace detail {
struct clip
{
template<typename float_type>
float_type operator()(float_type value, float_type low, float_type high) const
{
return max_(min_(value, high),
low);
}
};
struct muladd
{
template<typename float_type>
float_type operator()(float_type value, float_type mul, float_type add) const
{
return value * mul + add;
}
template<typename float_type>
vec<float_type> operator()(vec<float_type> value, vec<float_type> mul, vec<float_type> add) const
{
return madd(value, mul, add);
}
};
struct ampmod
{
template<typename float_type>
float_type operator()(float_type signal, float_type modulator, float_type amount) const
{
float_type one = 1.f;
return signal * (one + modulator * amount);
}
};
}
NOVA_SIMD_DEFINE_TERNARY_WRAPPER(clip, detail::clip)
NOVA_SIMD_DEFINE_TERNARY_WRAPPER(muladd, detail::muladd)
NOVA_SIMD_DEFINE_TERNARY_WRAPPER(ampmod, detail::ampmod)
}
#undef always_inline
#endif /* SIMD_TERNARY_ARITHMETIC_HPP */
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