Method enqueue_map_buffer

include/boost/compute/command_queue.hpp:723–753

Enqueues a command to map \p buffer into the host address space. Event associated with map operation is returned through \p map_buffer_event parameter. \see_opencl_ref{clEnqueueMapBuffer}

    ///
    /// \see_opencl_ref{clEnqueueMapBuffer}
    void* enqueue_map_buffer(const buffer &buffer,
                             cl_map_flags flags,
                             size_t offset,
                             size_t size,
                             event &map_buffer_event,
                             const wait_list &events = wait_list())
    {
        BOOST_ASSERT(m_queue != 0);
        BOOST_ASSERT(offset + size <= buffer.size());
        BOOST_ASSERT(buffer.get_context() == this->get_context());

        cl_int ret = 0;
        void *pointer = clEnqueueMapBuffer(
            m_queue,
            buffer.get(),
            CL_TRUE,
            flags,
            offset,
            size,
            events.size(),
            events.get_event_ptr(),
            &map_buffer_event.get(),
            &ret
        );

        if(ret != CL_SUCCESS){
            BOOST_THROW_EXCEPTION(opencl_error(ret));
        }

        return pointer;
    }

    /// \overload
    void* enqueue_map_buffer(const buffer &buffer,