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101 lines
3.8 KiB
C++
101 lines
3.8 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_INTEROP_OPENGL_ACQUIRE_HPP
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#define BOOST_COMPUTE_INTEROP_OPENGL_ACQUIRE_HPP
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#include <boost/compute/command_queue.hpp>
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#include <boost/compute/interop/opengl/cl_gl.hpp>
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#include <boost/compute/interop/opengl/opengl_buffer.hpp>
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#include <boost/compute/types/fundamental.hpp>
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#include <boost/compute/utility/wait_list.hpp>
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namespace boost {
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namespace compute {
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/// Enqueues a command to acquire the specified OpenGL memory objects.
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///
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/// \see_opencl_ref{clEnqueueAcquireGLObjects}
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inline event opengl_enqueue_acquire_gl_objects(const uint_ num_objects,
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const cl_mem *mem_objects,
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command_queue &queue,
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const wait_list &events = wait_list())
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{
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BOOST_ASSERT(queue != 0);
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event event_;
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cl_int ret = clEnqueueAcquireGLObjects(queue.get(),
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num_objects,
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mem_objects,
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events.size(),
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events.get_event_ptr(),
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&event_.get());
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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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return event_;
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}
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/// Enqueues a command to release the specified OpenGL memory objects.
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///
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/// \see_opencl_ref{clEnqueueReleaseGLObjects}
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inline event opengl_enqueue_release_gl_objects(const uint_ num_objects,
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const cl_mem *mem_objects,
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command_queue &queue,
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const wait_list &events = wait_list())
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{
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BOOST_ASSERT(queue != 0);
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event event_;
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cl_int ret = clEnqueueReleaseGLObjects(queue.get(),
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num_objects,
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mem_objects,
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events.size(),
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events.get_event_ptr(),
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&event_.get());
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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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return event_;
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}
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/// Enqueues a command to acquire the specified OpenGL buffer.
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///
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/// \see_opencl_ref{clEnqueueAcquireGLObjects}
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inline event opengl_enqueue_acquire_buffer(const opengl_buffer &buffer,
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command_queue &queue,
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const wait_list &events = wait_list())
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{
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BOOST_ASSERT(buffer.get_context() == queue.get_context());
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return opengl_enqueue_acquire_gl_objects(1, &buffer.get(), queue, events);
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}
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/// Enqueues a command to release the specified OpenGL buffer.
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///
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/// \see_opencl_ref{clEnqueueReleaseGLObjects}
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inline event opengl_enqueue_release_buffer(const opengl_buffer &buffer,
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command_queue &queue,
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const wait_list &events = wait_list())
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{
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BOOST_ASSERT(buffer.get_context() == queue.get_context());
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return opengl_enqueue_release_gl_objects(1, &buffer.get(), queue, events);
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}
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} // end compute namespace
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} // end boost namespace
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#endif // BOOST_COMPUTE_INTEROP_OPENGL_ACQUIRE_HPP
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