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/*
* Copyright 2008-2013 NVIDIA Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <thrust/detail/config.h>
#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
# pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
# pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
# pragma system_header
#endif // no system header
#include <thrust/detail/raw_reference_cast.h>
THRUST_NAMESPACE_BEGIN
namespace detail
{
template <typename Function, typename Result>
struct wrapped_function
{
// mutable because Function::operator() might be const
mutable Function m_f;
inline __host__ __device__
wrapped_function()
: m_f()
{}
inline __host__ __device__
wrapped_function(const Function& f)
: m_f(f)
{}
__thrust_exec_check_disable__
template <typename Argument>
__thrust_forceinline__ __host__ __device__
Result operator()(Argument& x) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x)));
}
__thrust_exec_check_disable__
template <typename Argument>
__thrust_forceinline__ __host__ __device__
Result operator()(const Argument& x) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x)));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
Result operator()(Argument1& x, Argument2& y) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x),
thrust::raw_reference_cast(y)));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
Result operator()(const Argument1& x, Argument2& y) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x),
thrust::raw_reference_cast(y)));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
Result operator()(const Argument1& x, const Argument2& y) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x),
thrust::raw_reference_cast(y)));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
Result operator()(Argument1& x, const Argument2& y) const
{
return static_cast<Result>(m_f(thrust::raw_reference_cast(x),
thrust::raw_reference_cast(y)));
}
}; // end wrapped_function
// Specialize for void return types:
template <typename Function>
struct wrapped_function<Function, void>
{
// mutable because Function::operator() might be const
mutable Function m_f;
inline __host__ __device__
wrapped_function()
: m_f()
{}
inline __host__ __device__
wrapped_function(const Function& f)
: m_f(f)
{}
__thrust_exec_check_disable__
template <typename Argument>
__thrust_forceinline__ __host__ __device__
void operator()(Argument& x) const
{
m_f(thrust::raw_reference_cast(x));
}
__thrust_exec_check_disable__
template <typename Argument>
__thrust_forceinline__ __host__ __device__
void operator()(const Argument& x) const
{
m_f(thrust::raw_reference_cast(x));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
void operator()(Argument1& x, Argument2& y) const
{
m_f(thrust::raw_reference_cast(x), thrust::raw_reference_cast(y));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
void operator()(const Argument1& x, Argument2& y) const
{
m_f(thrust::raw_reference_cast(x), thrust::raw_reference_cast(y));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
void operator()(const Argument1& x, const Argument2& y) const
{
m_f(thrust::raw_reference_cast(x), thrust::raw_reference_cast(y));
}
__thrust_exec_check_disable__
template <typename Argument1, typename Argument2>
__thrust_forceinline__ __host__ __device__
void operator()(Argument1& x, const Argument2& y) const
{
m_f(thrust::raw_reference_cast(x), thrust::raw_reference_cast(y));
}
}; // end wrapped_function
} // namespace detail
THRUST_NAMESPACE_END
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