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Diffstat (limited to 'boost/compute/interop/opengl/acquire.hpp')
-rw-r--r-- | boost/compute/interop/opengl/acquire.hpp | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/boost/compute/interop/opengl/acquire.hpp b/boost/compute/interop/opengl/acquire.hpp new file mode 100644 index 0000000000..10af4338fb --- /dev/null +++ b/boost/compute/interop/opengl/acquire.hpp @@ -0,0 +1,99 @@ +//---------------------------------------------------------------------------// +// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com> +// +// Distributed under the Boost Software License, Version 1.0 +// See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt +// +// See http://boostorg.github.com/compute for more information. +//---------------------------------------------------------------------------// + +#ifndef BOOST_COMPUTE_INTEROP_OPENGL_ACQUIRE_HPP +#define BOOST_COMPUTE_INTEROP_OPENGL_ACQUIRE_HPP + +#include <boost/compute/command_queue.hpp> +#include <boost/compute/interop/opengl/cl_gl.hpp> +#include <boost/compute/interop/opengl/opengl_buffer.hpp> +#include <boost/compute/utility/wait_list.hpp> + +namespace boost { +namespace compute { + +/// Enqueues a command to acquire the specified OpenGL memory objects. +/// +/// \see_opencl_ref{clEnqueueAcquireGLObjects} +inline event opengl_enqueue_acquire_gl_objects(size_t num_objects, + const cl_mem *mem_objects, + command_queue &queue, + const wait_list &events = wait_list()) +{ + BOOST_ASSERT(queue != 0); + + event event_; + + cl_int ret = clEnqueueAcquireGLObjects(queue.get(), + num_objects, + mem_objects, + events.size(), + events.get_event_ptr(), + &event_.get()); + if(ret != CL_SUCCESS){ + BOOST_THROW_EXCEPTION(opencl_error(ret)); + } + + return event_; +} + +/// Enqueues a command to release the specified OpenGL memory objects. +/// +/// \see_opencl_ref{clEnqueueReleaseGLObjects} +inline event opengl_enqueue_release_gl_objects(size_t num_objects, + const cl_mem *mem_objects, + command_queue &queue, + const wait_list &events = wait_list()) +{ + BOOST_ASSERT(queue != 0); + + event event_; + + cl_int ret = clEnqueueReleaseGLObjects(queue.get(), + num_objects, + mem_objects, + events.size(), + events.get_event_ptr(), + &event_.get()); + if(ret != CL_SUCCESS){ + BOOST_THROW_EXCEPTION(opencl_error(ret)); + } + + return event_; +} + +/// Enqueues a command to acquire the specified OpenGL buffer. +/// +/// \see_opencl_ref{clEnqueueAcquireGLObjects} +inline event opengl_enqueue_acquire_buffer(const opengl_buffer &buffer, + command_queue &queue, + const wait_list &events = wait_list()) +{ + BOOST_ASSERT(buffer.get_context() == queue.get_context()); + + return opengl_enqueue_acquire_gl_objects(1, &buffer.get(), queue, events); +} + +/// Enqueues a command to release the specified OpenGL buffer. +/// +/// \see_opencl_ref{clEnqueueReleaseGLObjects} +inline event opengl_enqueue_release_buffer(const opengl_buffer &buffer, + command_queue &queue, + const wait_list &events = wait_list()) +{ + BOOST_ASSERT(buffer.get_context() == queue.get_context()); + + return opengl_enqueue_release_gl_objects(1, &buffer.get(), queue, events); +} + +} // end compute namespace +} // end boost namespace + +#endif // BOOST_COMPUTE_INTEROP_OPENGL_ACQUIRE_HPP |