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any.cpp
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any.cpp
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/*
* Copyright (c) 2018, Shogun-Toolbox e.V. <shogun-team@shogun-toolbox.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Written (W) 2018 Heiko Strathmann
*/
#include <shogun/lib/any.h>
#include <shogun/mathematics/Math.h>
namespace shogun
{
namespace any_detail
{
inline CSGObject* copy_object(CSGObject* object)
{
if (!object)
{
return nullptr;
}
return object->clone();
}
void copy_array(CSGObject** begin, CSGObject** end, CSGObject** dst)
{
std::transform(begin, end, dst, copy_object);
}
#ifndef REAL_COMPARE_IMPL
#define REAL_COMPARE_IMPL(real_t) \
template <> \
bool compare_impl_eq(const real_t& lhs, const real_t& rhs) \
{ \
SG_SDEBUG("Comparing using fequals<" #real_t ">(lhs, rhs).\n"); \
return CMath::fequals( \
lhs, rhs, std::numeric_limits<real_t>::epsilon()); \
}
REAL_COMPARE_IMPL(float32_t)
REAL_COMPARE_IMPL(float64_t)
REAL_COMPARE_IMPL(floatmax_t)
#undef REAL_COMPARE_IMPL
#endif // REAL_COMPARE_IMPL
template <>
bool compare_impl_eq(const complex128_t& lhs, const complex128_t& rhs)
{
SG_SDEBUG("Comparing using fequals<complex128_t>(lhs, rhs).\n");
return CMath::fequals(lhs.real(), rhs.real(), LDBL_EPSILON) &&
CMath::fequals(lhs.imag(), rhs.imag(), LDBL_EPSILON);
}
}
}