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#ifndef TIM_VX_OPS_SLICE_H_
#define TIM_VX_OPS_SLICE_H_
#include "tim/vx/builtin_op.h"

namespace tim {
namespace vx {
namespace ops {

/**
 * ## Slice
 *
 * Extracts a slice of specified size from the input tensor starting at a specified location.
 *
 * - start : the beginning indices of the slice in each dimension.
 * - length : the size of the slice in each dimension.
 */

class Slice : public BuiltinOp {
 public:
  Slice(Graph* graph, uint32_t dims, const std::vector<int32_t>& start,
        const std::vector<int32_t>& length);
  Slice(Graph* graph, uint32_t dims, const std::vector<int32_t>& start,
        const std::vector<int32_t>& length, const std::vector<int32_t>& step);

  std::shared_ptr<Operation> Clone(
      std::shared_ptr<Graph>& graph) const override;

 protected:
  uint32_t dims_;
  const std::vector<int32_t> start_;
  const std::vector<int32_t> length_;
  std::vector<int32_t> end_dims_;
  const std::vector<int32_t> step_;
};

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

#endif /* TIM_VX_OPS_SLICE_H_ */