89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
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//---------------------------------------------------------------------------//
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// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#ifndef BOOST_COMPUTE_USER_EVENT_HPP
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#define BOOST_COMPUTE_USER_EVENT_HPP
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#include <boost/compute/event.hpp>
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#include <boost/compute/context.hpp>
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namespace boost {
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namespace compute {
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#if defined(CL_VERSION_1_1) || defined(BOOST_COMPUTE_DOXYGEN_INVOKED)
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/// \class user_event
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/// \brief An user-created event.
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///
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/// \opencl_version_warning{1,1}
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///
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/// \see event
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class user_event : public event
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{
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public:
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/// Creates a new user-event object.
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///
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/// \see_opencl_ref{clCreateUserEvent}
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explicit user_event(const context &context)
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{
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cl_int error;
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m_event = clCreateUserEvent(context.get(), &error);
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if(!m_event){
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BOOST_THROW_EXCEPTION(opencl_error(error));
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}
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}
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/// Creates a new user-event from \p other.
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user_event(const user_event &other)
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: event(other)
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{
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}
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/// Copies the user-event from \p other to \c *this.
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user_event& operator=(const user_event &other)
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{
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event::operator=(other);
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return *this;
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}
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#ifndef BOOST_COMPUTE_NO_RVALUE_REFERENCES
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/// Move-constructs a new user event object from \p other.
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user_event(user_event&& other) BOOST_NOEXCEPT
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: event(std::move(other))
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{
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}
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/// Move-assigns the user event from \p other to \c *this.
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user_event& operator=(user_event&& other) BOOST_NOEXCEPT
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{
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event::operator=(std::move(other));
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return *this;
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}
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#endif // BOOST_COMPUTE_NO_RVALUE_REFERENCES
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/// Sets the execution status for the user-event.
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///
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/// \see_opencl_ref{clSetUserEventStatus}
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void set_status(cl_int execution_status)
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{
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cl_int ret = clSetUserEventStatus(m_event, execution_status);
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if(ret != CL_SUCCESS){
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BOOST_THROW_EXCEPTION(opencl_error(ret));
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}
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}
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};
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#endif // CL_VERSION_1_1
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} // end compute namespace
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} // end boost namespace
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#endif // BOOST_COMPUTE_EVENT_HPP
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