1 /**
2 * Copyright 2022 Huawei Technologies Co., Ltd
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #ifndef MINDSPORE_LITE_SRC_COMMON_RANDOM_DATA_GENERATOR_H_
18 #define MINDSPORE_LITE_SRC_COMMON_RANDOM_DATA_GENERATOR_H_
19
20 #include <random>
21 #include "src/common/log_adapter.h"
22 #include "include/api/types.h"
23 namespace mindspore {
24 namespace lite {
25 int GenRandomData(mindspore::MSTensor *tensors);
26
27 int GenRandomData(size_t size, void *data, int data_type);
28
29 template <typename T, typename Distribution>
FillRandomData(size_t size,void * data,Distribution distribution)30 void FillRandomData(size_t size, void *data, Distribution distribution) {
31 std::mt19937 random_engine;
32 MS_ASSERT(data != nullptr);
33 size_t elements_num = size / sizeof(T);
34 (void)std::generate_n(static_cast<T *>(data), elements_num,
35 [&]() { return static_cast<T>(distribution(random_engine)); });
36 }
37 } // namespace lite
38 } // namespace mindspore
39
40 #endif // MINDSPORE_LITE_SRC_COMMON_RANDOM_DATA_GENERATOR_H_
41