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394 lines
8.8 KiB
394 lines
8.8 KiB
/* |
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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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#pragma once |
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#include <thrust/detail/config.h> |
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#include <thrust/detail/functional/actor.h> |
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#include <thrust/detail/functional/composite.h> |
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#include <thrust/detail/functional/operators/operator_adaptors.h> |
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#include <thrust/functional.h> |
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namespace thrust |
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{ |
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namespace detail |
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{ |
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namespace functional |
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{ |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<thrust::negate>, |
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actor<Eval> |
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> |
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> |
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__host__ __device__ |
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operator-(const actor<Eval> &_1) |
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{ |
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return compose(unary_operator<thrust::negate>(), _1); |
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} // end operator-() |
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// there's no standard unary_plus functional, so roll an ad hoc one here |
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template<typename T> |
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struct unary_plus |
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: public thrust::unary_function<T,T> |
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{ |
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__host__ __device__ T operator()(const T &x) const {return +x;} |
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}; // end unary_plus |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<unary_plus>, |
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actor<Eval> |
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> |
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> |
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operator+(const actor<Eval> &_1) |
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{ |
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return compose(unary_operator<unary_plus>(), _1); |
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} // end operator+() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::plus>, |
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actor<T1>, |
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typename as_actor<T2>::type |
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> |
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> |
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operator+(const actor<T1> &_1, const T2 &_2) |
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{ |
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return compose(binary_operator<thrust::plus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator+() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::plus>, |
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typename as_actor<T1>::type, |
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actor<T2> |
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> |
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> |
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operator+(const T1 &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::plus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator+() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::plus>, |
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actor<T1>, |
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actor<T2> |
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> |
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> |
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operator+(const actor<T1> &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::plus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator+() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::minus>, |
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typename as_actor<T1>::type, |
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actor<T2> |
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> |
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> |
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operator-(const T1 &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::minus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator-() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::minus>, |
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actor<T1>, |
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typename as_actor<T2>::type |
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> |
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> |
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operator-(const actor<T1> &_1, const T2 &_2) |
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{ |
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return compose(binary_operator<thrust::minus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator-() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::minus>, |
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actor<T1>, |
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actor<T2> |
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> |
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> |
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operator-(const actor<T1> &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::minus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator-() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::multiplies>, |
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typename as_actor<T1>::type, |
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actor<T2> |
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> |
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> |
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operator*(const T1 &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::multiplies>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator*() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::multiplies>, |
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actor<T1>, |
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typename as_actor<T2>::type |
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> |
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> |
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operator*(const actor<T1> &_1, const T2 &_2) |
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{ |
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return compose(binary_operator<thrust::multiplies>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator*() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::multiplies>, |
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actor<T1>, |
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actor<T2> |
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> |
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> |
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operator*(const actor<T1> &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::multiplies>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator*() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::divides>, |
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actor<T1>, |
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typename as_actor<T2>::type |
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> |
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> |
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operator/(const actor<T1> &_1, const T2 &_2) |
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{ |
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return compose(binary_operator<thrust::divides>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator/() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::divides>, |
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typename as_actor<T1>::type, |
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actor<T2> |
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> |
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> |
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operator/(const T1 &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::divides>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator/() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::divides>, |
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actor<T1>, |
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actor<T2> |
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> |
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> |
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operator/(const actor<T1> &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::divides>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator/() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::modulus>, |
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actor<T1>, |
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typename as_actor<T2>::type |
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> |
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> |
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operator%(const actor<T1> &_1, const T2 &_2) |
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{ |
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return compose(binary_operator<thrust::modulus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator%() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::modulus>, |
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typename as_actor<T1>::type, |
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actor<T2> |
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> |
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> |
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operator%(const T1 &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::modulus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator%() |
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template<typename T1, typename T2> |
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__host__ __device__ |
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actor< |
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composite< |
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binary_operator<thrust::modulus>, |
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actor<T1>, |
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actor<T2> |
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> |
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> |
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operator%(const actor<T1> &_1, const actor<T2> &_2) |
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{ |
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return compose(binary_operator<thrust::modulus>(), |
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make_actor(_1), |
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make_actor(_2)); |
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} // end operator%() |
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// there's no standard prefix_increment functional, so roll an ad hoc one here |
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template<typename T> |
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struct prefix_increment |
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: public thrust::unary_function<T&,T&> |
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{ |
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__host__ __device__ T& operator()(T &x) const { return ++x; } |
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}; // end prefix_increment |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<prefix_increment>, |
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actor<Eval> |
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> |
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> |
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operator++(const actor<Eval> &_1) |
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{ |
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return compose(unary_operator<prefix_increment>(), _1); |
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} // end operator++() |
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// there's no standard suffix_increment functional, so roll an ad hoc one here |
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template<typename T> |
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struct suffix_increment |
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: public thrust::unary_function<T&,T> |
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{ |
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__host__ __device__ T operator()(T &x) const { return x++; } |
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}; // end suffix_increment |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<suffix_increment>, |
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actor<Eval> |
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> |
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> |
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operator++(const actor<Eval> &_1, int) |
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{ |
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return compose(unary_operator<suffix_increment>(), _1); |
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} // end operator++() |
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// there's no standard prefix_decrement functional, so roll an ad hoc one here |
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template<typename T> |
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struct prefix_decrement |
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: public thrust::unary_function<T&,T&> |
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{ |
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__host__ __device__ T& operator()(T &x) const { return --x; } |
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}; // end prefix_decrement |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<prefix_decrement>, |
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actor<Eval> |
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> |
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> |
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operator--(const actor<Eval> &_1) |
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{ |
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return compose(unary_operator<prefix_decrement>(), _1); |
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} // end operator--() |
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// there's no standard suffix_decrement functional, so roll an ad hoc one here |
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template<typename T> |
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struct suffix_decrement |
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: public thrust::unary_function<T&,T> |
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{ |
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__host__ __device__ T operator()(T &x) const { return x--; } |
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}; // end suffix_decrement |
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template<typename Eval> |
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__host__ __device__ |
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actor< |
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composite< |
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unary_operator<suffix_decrement>, |
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actor<Eval> |
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> |
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> |
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operator--(const actor<Eval> &_1, int) |
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{ |
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return compose(unary_operator<suffix_decrement>(), _1); |
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} // end operator--() |
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} // end functional |
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} // end detail |
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} // end thrust |
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