/// <summary>
/// Get a struct to the data contained in the surface, and deny GPU access to the surface.
/// </summary>
/// <param name="mappedRect">A ref to the surface data (see <seealso cref="DXGIMappedRect" />).</param>
/// <param name="flags">CPU read-write flags. These flags can be combined with a logical OR.</param>
/// <returns></returns>
/// <remarks>
/// Use <seealso cref="IDXGISurface.Map" /> to access a surface from the CPU. To release a mapped surface (and allow
/// GPU access) call <seealso cref="IDXGISurface.UnMap" />.
/// </remarks>
public int Map(ref DXGIMappedRect mappedRect, DXGIMap flags)
{
return(GetMethodDelegate <MapDelegate>().Invoke(this, ref mappedRect, flags));
}
/// <summary>
/// Provides the CPU with efficient access to a desktop image if that desktop image is already in system memory.
/// </summary>
/// <param name="lockedRect">
/// A reference to a <seealso cref="DXGIMappedRect" /> structure that receives the surface data that
/// the CPU needs to directly access the surface data.
/// </param>
/// <returns></returns>
public int MapDesktopSurface(ref DXGIMappedRect lockedRect)
{
return(GetMethodDelegate <DXGIMapDesktopSurfaceDelegate>()
.Invoke(this, ref lockedRect));
}