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47 lines
1.1 KiB
47 lines
1.1 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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namespace thrust |
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{ |
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namespace random |
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{ |
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namespace detail |
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{ |
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template<typename T, int w, int i = w-1> |
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struct linear_feedback_shift_engine_wordmask |
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{ |
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static const T value = |
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(T(1u) << i) | |
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linear_feedback_shift_engine_wordmask<T, w, i-1>::value; |
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}; // end linear_feedback_shift_engine_wordmask |
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template<typename T, int w> |
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struct linear_feedback_shift_engine_wordmask<T, w, 0> |
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{ |
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static const T value = 0; |
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}; // end linear_feedback_shift_engine_wordmask |
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} // end detail |
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} // end random |
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} // end thrust |
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