Class CopyBufferAPI

src/python/PyImath/PyImathBufferProtocol.cpp:122–155

//
template <class ArrayT>
class CopyBufferAPI : public BufferAPI<ArrayT>
{
  public:

    using BufferAPI<ArrayT>::atomicSize;

    explicit
    CopyBufferAPI (ArrayT &a)
     : BufferAPI<ArrayT> (a.len(), a.stride()),
              _copy (a)
    {}

    virtual ~CopyBufferAPI() = default;

    //  NonCopyable
    CopyBufferAPI (const CopyBufferAPI &rhs)            = delete;
    CopyBufferAPI &operator= (const CopyBufferAPI &rhs) = delete;

    bool sharedBuffer() const override
     { return false; }

    Py_ssize_t numBytes() const override
     { return _copy.len() * atomicSize() * _copy.stride(); }

    bool readOnly() const override
     { return false; }

    void *buffer() override
     { return static_cast<void *> (&_copy.direct_index(0)); }

  private:

    ArrayT _copy;
};


template <class ArrayT>