/**
 * \file dnn/src/cuda/mask_conv/opr_impl.h
 * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
 *
 * Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */
#pragma once

#include "megdnn/oprs.h"
#include "src/cuda/handle.h"

namespace megdnn {
namespace cuda {

class MaskConvForwardImpl : public MaskConvForward {
public:
    MaskConvForwardImpl(Handle* handle);

    void exec(_megdnn_tensor_in src, _megdnn_tensor_in filter,
              _megdnn_tensor_in mask, _megdnn_tensor_out dst,
              _megdnn_workspace workspace) override;

    size_t get_workspace_in_bytes(const TensorLayout& src,
                                  const TensorLayout& filter,
                                  const TensorLayout& mask,
                                  const TensorLayout& dst) override {
        MEGDNN_MARK_USED_VAR(mask);
        m_conv_opr->param() = param();
        return m_conv_opr->get_workspace_in_bytes(src, filter, dst);
    }

private:
    std::unique_ptr<ConvolutionForward> m_conv_opr;
};

class MaskPropagateImpl : public MaskPropagate {
public:
    MaskPropagateImpl(Handle* handle) : MaskPropagate(handle) {}

    void exec(_megdnn_tensor_in src, _megdnn_tensor_out dst,
              _megdnn_workspace worksapce) override final;
    size_t get_workspace_in_bytes(const TensorLayout&,
                                  const TensorLayout&) override final {
        return 0;
    }
};

}  // namespace cuda
}  // namespace megdnn
