public static extern void cdo_render_sink(cdo_int_rclbck_t rclbck, CDOH handle, IntPtr opaque, ref CDORenderRequest request);
internal static CDORenderRequest toNative(RenderOptions options) { CDORenderRequest result = new CDORenderRequest(); result.sinkId = StringHelper.toNative(options.sinkId); result.mirror = options.mirror; result.filter = StringHelper.toNative(options.filter.StringValue); result.opaque = IntPtr.Zero; return result; }