public byte[] renderGridToBuffer(IndigoObject items, int[] refatoms, int ncolumns) { using (IndigoObject bufh = _indigo.writeBuffer()) { if (refatoms != null) { if (refatoms.Length != items.count()) { throw new IndigoException("renderGridToFile(): refatoms[] size must be equal to the number of objects"); } } _indigo.checkResult(_renderer_lib.indigoRenderGrid(items.self, refatoms, ncolumns, bufh.self)); return(bufh.toBuffer()); } }