/// <summary>
/// Loads the API for the given extension, using the base API.
/// </summary>
/// <param name="device">The device of the context.</param>
/// <param name="baseAPI">The base API instance.</param>
/// <typeparam name="TContextExtension">The extension type.</typeparam>
/// <returns>The extension.</returns>
/// <exception cref="ExtensionNotSupportedException">Thrown if the API doesn't support the extension.</exception>
internal static TContextExtension LoadContextExtension <TContextExtension>(ALContext baseApi)
where TContextExtension : NativeExtension <ALContext>
{
return(baseApi.IsExtensionPresent(ExtensionAttribute.GetExtensionAttribute(typeof(TContextExtension)).Name)
? (TContextExtension)Activator.CreateInstance(typeof(TContextExtension), baseApi.Context)
: null);
}