make in_queue int tptre

sim/group.lua

@@ -1,16 +1,6 @@
 
 local ffi = FFI
 
-ffi.cdef[[
-	struct Net {
-		int in_queue;
-		int num_out_ports_on;
-		int state;
-		int update_tick;
-		struct Gate* gates_update[0];
-	};
-]]
-
 Group = {}
 
 function Group.new()
@@ -18,7 +8,7 @@ function Group.new()
 		-- Logic Critical
 		state = 0,
 		state_num = 0,
-		in_queue = 0,
+		in_queue = ffi.new("int[1]"),
 		gates_update = {},
 		num_gates_update = 0,
 		
@@ -195,7 +185,7 @@ function Group.setstate(group, state)
 		local len = group.num_gates_update
 		for i = 1, len do
 			local gate = group.gates_update[i]
-			if gate and gate.in_queue==0 then
+			if gate and gate.in_queue[0]==0 then
 				Simulation.queuegate(sim, gate)
 			end
 		end