1 | /* Copyright 2018 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | |
16 | #ifndef TENSORFLOW_CORE_KERNELS_SEARCHSORTED_OP_H_ |
17 | #define TENSORFLOW_CORE_KERNELS_SEARCHSORTED_OP_H_ |
18 | |
19 | #include "third_party/eigen3/unsupported/Eigen/CXX11/Tensor" |
20 | #include "tensorflow/core/framework/op_kernel.h" |
21 | #include "tensorflow/core/framework/tensor_types.h" |
22 | #include "tensorflow/core/framework/types.h" |
23 | #include "tensorflow/core/lib/core/errors.h" |
24 | |
25 | namespace tensorflow { |
26 | namespace functor { |
27 | |
28 | template <typename Device, typename T, typename OutType> |
29 | struct UpperBoundFunctor { |
30 | // Searches for values in sorted_inputs and returns the greatest possible |
31 | // index where they maintain sorted order. |
32 | static Status Compute(OpKernelContext* context, |
33 | const typename TTypes<T, 1>::ConstTensor& sorted_inputs, |
34 | const typename TTypes<T, 1>::ConstTensor& values, |
35 | int batch_size, int num_inputs, int num_values, |
36 | typename TTypes<OutType, 1>::Tensor* output); |
37 | }; |
38 | |
39 | template <typename Device, typename T, typename OutType> |
40 | struct LowerBoundFunctor { |
41 | // Searches for values in sorted_inputs and returns the lowest possible |
42 | // index where they maintain sorted order. |
43 | static Status Compute(OpKernelContext* context, |
44 | const typename TTypes<T, 1>::ConstTensor& sorted_inputs, |
45 | const typename TTypes<T, 1>::ConstTensor& values, |
46 | int batch_size, int num_inputs, int num_values, |
47 | typename TTypes<OutType, 1>::Tensor* output); |
48 | }; |
49 | } // namespace functor |
50 | |
51 | } // end namespace tensorflow |
52 | #endif // TENSORFLOW_CORE_KERNELS_SEARCHSORTED_OP_H_ |
53 | |