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129 lines
4.6 KiB
129 lines
4.6 KiB
11 years ago
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/*
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* Copyright 2008-2012 NVIDIA Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <thrust/detail/config.h>
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#include <thrust/system/detail/generic/uninitialized_fill.h>
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#include <thrust/fill.h>
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#include <thrust/detail/internal_functional.h>
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#include <thrust/detail/type_traits.h>
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#include <thrust/iterator/iterator_traits.h>
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namespace thrust
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{
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namespace system
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{
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namespace detail
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{
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namespace generic
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{
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namespace detail
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{
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename T>
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void uninitialized_fill(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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ForwardIterator last,
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const T &x,
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thrust::detail::true_type) // has_trivial_copy_constructor
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{
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thrust::fill(exec, first, last, x);
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} // end uninitialized_fill()
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename T>
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void uninitialized_fill(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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ForwardIterator last,
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const T &x,
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thrust::detail::false_type) // has_trivial_copy_constructor
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{
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typedef typename iterator_traits<ForwardIterator>::value_type ValueType;
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thrust::for_each(exec, first, last, thrust::detail::uninitialized_fill_functor<ValueType>(x));
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} // end uninitialized_fill()
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename Size,
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typename T>
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ForwardIterator uninitialized_fill_n(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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Size n,
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const T &x,
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thrust::detail::true_type) // has_trivial_copy_constructor
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{
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return thrust::fill_n(exec, first, n, x);
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} // end uninitialized_fill()
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename Size,
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typename T>
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ForwardIterator uninitialized_fill_n(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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Size n,
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const T &x,
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thrust::detail::false_type) // has_trivial_copy_constructor
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{
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typedef typename iterator_traits<ForwardIterator>::value_type ValueType;
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return thrust::for_each_n(exec, first, n, thrust::detail::uninitialized_fill_functor<ValueType>(x));
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} // end uninitialized_fill()
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} // end detail
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename T>
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void uninitialized_fill(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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ForwardIterator last,
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const T &x)
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{
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typedef typename iterator_traits<ForwardIterator>::value_type ValueType;
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typedef thrust::detail::has_trivial_copy_constructor<ValueType> ValueTypeHasTrivialCopyConstructor;
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thrust::system::detail::generic::detail::uninitialized_fill(exec, first, last, x,
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ValueTypeHasTrivialCopyConstructor());
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} // end uninitialized_fill()
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template<typename DerivedPolicy,
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typename ForwardIterator,
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typename Size,
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typename T>
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ForwardIterator uninitialized_fill_n(thrust::execution_policy<DerivedPolicy> &exec,
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ForwardIterator first,
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Size n,
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const T &x)
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{
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typedef typename iterator_traits<ForwardIterator>::value_type ValueType;
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typedef thrust::detail::has_trivial_copy_constructor<ValueType> ValueTypeHasTrivialCopyConstructor;
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return thrust::system::detail::generic::detail::uninitialized_fill_n(exec, first, n, x,
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ValueTypeHasTrivialCopyConstructor());
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} // end uninitialized_fill()
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} // end namespace generic
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} // end namespace detail
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} // end namespace system
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} // end namespace thrust
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