Class ImageGL

include/internal/CL/cl.hpp:4424–4489

! \class ImageGL * \brief general image interface for GL interop. * We abstract the 2D and 3D GL images into a single instance here * that wraps all GL sourced images on the grounds that setup information * was performed by OpenCL anyway. */

 * was performed by OpenCL anyway.
 */
class ImageGL : public Image
{
public:
    ImageGL(
        const Context& context,
        cl_mem_flags flags,
        cl_GLenum target,
        cl_GLint  miplevel,
        cl_GLuint texobj,
        cl_int * err = NULL)
    {
        cl_int error;
        object_ = ::clCreateFromGLTexture(
            context(), 
            flags, 
            target,
            miplevel,
            texobj,
            &error);

        detail::errHandler(error, __CREATE_GL_TEXTURE_ERR);
        if (err != NULL) {
            *err = error;
        }
    }

    ImageGL() : Image() { }

    __CL_EXPLICIT_CONSTRUCTORS ImageGL(const cl_mem& image) : Image(image) { }

    ImageGL& operator = (const cl_mem& rhs)
    {
        Image::operator=(rhs);
        return *this;
    }

    /*! \brief Copy constructor to forward copy to the superclass correctly.
     * Required for MSVC.
     */
    ImageGL(const ImageGL& img) : Image(img) {}

    /*! \brief Copy assignment to forward copy to the superclass correctly.
     * Required for MSVC.
     */
    ImageGL& operator = (const ImageGL &img)
    {
        Image::operator=(img);
        return *this;
    }

#if defined(CL_HPP_RVALUE_REFERENCES_SUPPORTED)
    /*! \brief Move constructor to forward move to the superclass correctly.
     * Required for MSVC.
     */
    ImageGL(ImageGL&& img) CL_HPP_NOEXCEPT : Image(std::move(img)) {}

    /*! \brief Move assignment to forward move to the superclass correctly.
     * Required for MSVC.