1/* Copyright 2016 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_CORE_KERNELS_RANDOM_POISSON_OP_H_
17#define TENSORFLOW_CORE_KERNELS_RANDOM_POISSON_OP_H_
18
19#include "tensorflow/core/framework/op_kernel.h"
20#include "tensorflow/core/lib/random/simple_philox.h"
21
22namespace tensorflow {
23
24namespace functor {
25
26// Generic helper functor for the Random Poisson Op.
27template <typename Device, typename T /* rate */, typename U /* output */>
28struct PoissonFunctor {
29 void operator()(OpKernelContext* ctx, const Device& d, const T* rate_flat,
30 int num_rate, int num_samples,
31 const random::PhiloxRandom& rng, U* samples_flat);
32};
33
34} // namespace functor
35
36} // namespace tensorflow
37
38#endif // TENSORFLOW_CORE_KERNELS_RANDOM_POISSON_OP_H_
39