derek.holloway
7502bf64a4
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29 lines
638 B
C++
29 lines
638 B
C++
#ifndef RANDOMH
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#define RANDOMH
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#include <random>
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#include <hiprand/hiprand.hpp>
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#ifdef __HIP_DEVICE_COMPILE__
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using RandState = hiprandState;
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#else
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using RandState = void;
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#endif
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__host__ double random_double([[maybe_unused]] void *state) {
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static thread_local std::uniform_real_distribution<double> distribution(0.0, 1.0);
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static thread_local std::mt19937 generator;
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return distribution(generator);
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}
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__device__ inline void setup_random(uint32_t tId, hiprandState *state)
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{
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hiprand_init(1984+tId, 0, 0, state);
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}
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__device__ double random_double(hiprandState *state) {
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return hiprand_uniform( state );
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}
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#endif
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