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opr_impl.h 1.3 kB

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  1. /**
  2. * \file dnn/src/cuda/dct/opr_impl.h
  3. * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
  4. *
  5. * Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
  6. *
  7. * Unless required by applicable law or agreed to in writing,
  8. * software distributed under the License is distributed on an
  9. * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or
  10. * implied.
  11. */
  12. #pragma once
  13. #include "megdnn/oprs.h"
  14. namespace megdnn {
  15. namespace cuda {
  16. class DctChannelSelectForwardImpl : public DctChannelSelectForward {
  17. public:
  18. using DctChannelSelectForward::DctChannelSelectForward;
  19. void* m_error_tracker = nullptr;
  20. void exec(_megdnn_tensor_in src, _megdnn_tensor_in mask_offset,
  21. _megdnn_tensor_in mask_val, _megdnn_tensor_out dst,
  22. _megdnn_workspace workspace) override;
  23. size_t get_workspace_in_bytes(const TensorLayout& /*src*/,
  24. const TensorLayout& /*mask_offset*/,
  25. const TensorLayout& /*mask_val*/,
  26. const TensorLayout& /*dst*/) {
  27. return 0;
  28. };
  29. void set_error_tracker(void* tracker) override {
  30. m_error_tracker = tracker;
  31. }
  32. };
  33. } // namespace cuda
  34. } // namespace megdnn
  35. // vim: syntax=cpp.doxygen

MegEngine 安装包中集成了使用 GPU 运行代码所需的 CUDA 环境,不用区分 CPU 和 GPU 版。 如果想要运行 GPU 程序,请确保机器本身配有 GPU 硬件设备并安装好驱动。 如果你想体验在云端 GPU 算力平台进行深度学习开发的感觉,欢迎访问 MegStudio 平台