Program Listing for File tensor_util.hpp

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#pragma once #include "morpheus/objects/tensor_object.hpp" #include <algorithm>// IWYU pragma: keep #include <iosfwd>// for ostream #include <string>// for string #include <vector>// for vector // <algorithm> is needed for copy, min_element & transform namespace morpheus { struct TensorUtils { using shape_type_t = std::vector<TensorIndex>; static void write_shape_to_stream(const shape_type_t& shape, std::ostream& os); static std::string shape_to_string(const shape_type_t& shape); static void set_contiguous_stride(const std::vector<TensorIndex>& shape, std::vector<TensorIndex>& stride); static bool has_contiguous_stride(const std::vector<TensorIndex>& shape, const shape_type_t& stride); static bool validate_shape_and_stride(const std::vector<TensorIndex>& shape, const std::vector<TensorIndex>& stride); template <typename IndexT, typename SrcIndexT = IndexT> static std::vector<IndexT> get_element_stride(const std::vector<SrcIndexT>& stride) { std::vector<IndexT> tensor_stride(stride.size()); auto min_stride = std::min_element(stride.cbegin(), stride.cend()); auto min_stride_val = *min_stride; std::transform(stride.cbegin(), stride.cend(), tensor_stride.begin(), [min_stride_val](const SrcIndexT s) { return s / min_stride_val; }); return tensor_stride; } }; // end of group } // namespace morpheus

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