fix queue types

sim/simulation.lua

@@ -10,9 +10,9 @@ Simulation = {}
 
 function Simulation.new(sim)
 	local o = {
-		groupqueue = ffi.new("struct Gate*[131072]"),
+		groupqueue = ffi.new("struct Net*[131072]"),
 		num_groupqueue = ffi.new("int[1]"),
-		gatequeue = ffi.new("struct Net*[131072]"),
+		gatequeue = ffi.new("struct Gate*[131072]"),
 		num_gatequeue = ffi.new("int[1]"),
 		--groupfxqueue = {},
 		current_tick = 0,