///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Mathematics (glm.g-truc.net)
///
/// Copyright (c) 2005 – 2015 G-Truc Creation (www.g-truc.net)
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the “Software”), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// Restrictions:
/// By making use of the Software for military purposes, you choose to make
/// a Bunny unhappy.
///
/// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
/// THE SOFTWARE.
///
/// @ref core
/// @file glm/detail/func_exponential.inl
/// @date 2008-08-03 / 2011-06-15
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#include “func_vector_relational.hpp”
#include “_vectorize.hpp”
#include
#include
namespace glm{
namespace detail
{
# if GLM_HAS_CXX11_STL
using std::log2;
# else
template
genType log2(genType Value)
{
return std::log(Value) * static_cast
}
# endif
template
struct compute_log2
{
GLM_FUNC_QUALIFIER static vecType
{
return detail::functor1
}
};
template class vecType, typename T, precision P>
struct compute_inversesqrt
{
GLM_FUNC_QUALIFIER static vecType
{
return static_cast
}
};
template class vecType>
struct compute_inversesqrt
{
GLM_FUNC_QUALIFIER static vecType
{
vecType
vecType
vecType
vecType
vecType
tmp = *ptmp;
tmp = tmp * (1.5f – xhalf * tmp * tmp);
return tmp;
}
};
}//namespace detail
// pow
using std::pow;
template
GLM_FUNC_QUALIFIER vecType
{
return detail::functor2
}
// exp
using std::exp;
template
GLM_FUNC_QUALIFIER vecType
{
return detail::functor1
}
// log
using std::log;
template
GLM_FUNC_QUALIFIER vecType
{
return detail::functor1
}
//exp2, ln2 = 0.69314718055994530941723212145818f
template
GLM_FUNC_QUALIFIER genType exp2(genType x)
{
GLM_STATIC_ASSERT(std::numeric_limits
return std::exp(static_cast
}
template
GLM_FUNC_QUALIFIER vecType
{
return detail::functor1
}
// log2, ln2 = 0.69314718055994530941723212145818f
template
GLM_FUNC_QUALIFIER genType log2(genType x)
{
return log2(tvec1
}
template
GLM_FUNC_QUALIFIER vecType
{
return detail::compute_log2
}
// sqrt
using std::sqrt;
template
GLM_FUNC_QUALIFIER vecType
{
GLM_STATIC_ASSERT(std::numeric_limits
return detail::functor1
}
// inversesqrt
template
GLM_FUNC_QUALIFIER genType inversesqrt(genType x)
{
return static_cast
}
template
GLM_FUNC_QUALIFIER vecType
{
GLM_STATIC_ASSERT(std::numeric_limits
return detail::compute_inversesqrt
}
}//namespace glm