/****************************************************************************
*
*    Copyright (c) 2020-2023 Vivante Corporation
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*****************************************************************************/
#include "tim/vx/ops/broadcast.h"

#include <cassert>
#include "builtin_op_impl.h"
#include "vsi_nn_pub.h"

namespace tim {
namespace vx {
namespace ops {
Broadcast::Broadcast(Graph* graph, const std::vector <uint32_t>& shape,
                     const std::vector<int32_t>& dimensions)
    : BuiltinOp(graph, VSI_NN_OP_EXPAND_BROADCAST),
      shape_(shape),
      dimensions_(dimensions) {
  this->impl()->node()->nn_param.expand_broadcast.dim_num = shape_.size();
  this->impl()->node()->nn_param.expand_broadcast.shape = shape_.data();
#ifdef VSI_EXPAND_BROADCAST_ENABLE_DIMENSIONS
  this->impl()->node()->nn_param.expand_broadcast.dimensions_num = dimensions_.size();
  if (dimensions.size() > 0)
  {
    for (uint32_t i = 0; i < dimensions.size(); i++)
    {
      dimensions_[i] += (dimensions[i] < 0 ? shape_.size() : 0U );
    }
    this->impl()->node()->nn_param.expand_broadcast.dimensions = (uint32_t*)dimensions_.data();
  } else
  {
    this->impl()->node()->nn_param.expand_broadcast.dimensions = nullptr;
  }
#endif
}

std::shared_ptr<Operation> Broadcast::Clone(
    std::shared_ptr<Graph>& graph) const {
  return graph->CreateOperation<Broadcast>(this->shape_, this->dimensions_);
}

}  // namespace ops
}  // namespace vx
}  // namespace tim