↰ Return to documentation for file (morpheus/_lib/include/morpheus/objects/dev_mem_info.hpp
)
#pragma once
#include "morpheus/utilities/type_util.hpp"// for DType
#include "morpheus/utilities/type_util_detail.hpp"
#include <rmm/device_buffer.hpp>
#include <cstddef>// for size_t
#include <memory>// for shared_ptr, unique_ptr & make_unique
namespace morpheus {
/****** Component public implementations *******************/
/****** DevMemInfo******************************************/
class DevMemInfo
{
public:
DevMemInfo(std::shared_ptr<rmm::device_buffer> buffer,
DType dtype,
std::vector<std::size_t> shape,
std::vector<std::size_t> stride,
size_t offset_bytes = 0);
DevMemInfo(DevMemInfo&& other) = default;
std::size_t bytes() const;
std::size_t count() const;
std::size_t offset_bytes() const;
const DType& dtype() const;
TypeId type_id() const;
const std::vector<std::size_t>& shape() const;
std::size_t shape(std::size_t idx) const;
// Stride in elements
const std::vector<std::size_t>& stride() const;
std::size_t stride(std::size_t idx) const;
void* data() const;
std::unique_ptr<rmm::device_buffer> make_new_buffer(std::size_t bytes) const;
private:
// Buffer of data
std::shared_ptr<rmm::device_buffer> m_buffer;
// Type of elements in the buffer
const DType m_dtype;
// Shape & stride of the data in the buffer
const std::vector<std::size_t> m_shape;
const std::vector<std::size_t> m_stride;
// Offset from head of data in bytes
const size_t m_offset_bytes;
};
// end of group
} // namespace morpheus