52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
/* Copyright 2015-2017 Philippe Tillet
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <vector>
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#include "isaac/random/rand.h"
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namespace isaac
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{
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namespace random
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{
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template<typename T>
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array rand(tuple const & shape, driver::Context const & context)
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{
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std::random_device rd;
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std::mt19937 mt(rd());
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std::uniform_real_distribution<> rng(0, 1);
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std::vector<T> data(prod(shape));
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for(size_t i = 0 ; i < data.size() ; ++i)
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data[i] = rng(mt);
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return array(shape, data, context);
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}
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#define INSTANTIATE(T) template array rand<T>(tuple const &, driver::Context const & context);
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INSTANTIATE(float)
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INSTANTIATE(double)
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#undef INSTANTIATE
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}
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}
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