AddSpdc

Declaration:	AddSpdc(Mode: TSpdcMode; SpecType: TLayerType; DerivOrder: integer; Caption, ColorMap, VSpdcFormula: string; a1, a2, b1, b2: double; BLMode: TBLMode; BLNeighb: integer): integer;
Warning:	This function has been discarded. Use SPDCData.AddSpdcByParameters instead.