use get/set for parameters on ports and wires

sim/main.lua

@@ -180,16 +180,16 @@ while 1 do
 				local ports = {}
 				
 				for a = i+9, numports*5+i+8, 5 do
-					local port = {
+					local portd = {
 						type = tonumber(data[a]),
 						position = vectotable(data[a+1]),
 						direction = tonumber(data[a+2]),
 						causeupdate = toboolean(data[a+3]),
 						name = data[a+4],
 					}
-					ports[#ports+1] = port
+					ports[#ports+1] = portd
 					
-					if not port.direction then print(line) end
+					if not portd.direction then print(line) end
 				end
 				
 				local definition = GateDefinition.new(GateDefitinion, objref, name, desc, init, logic, input, global, ports)
@@ -213,7 +213,7 @@ while 1 do
 			elseif data[i] == "SG" then
 				local wire = Simulation.getwirebyref(sim, tonumber(data[i+1]))
 				if wire ~= nil then
-					Group.setstate(wire.group, toboolean(data[i+2]))
+					Group.setstate(Wire.getgroup(wire), toboolean(data[i+2]))
 				end
 				
 				i = i + 2