package era.mi.logic.components.gates;
-import java.util.Arrays;
-import java.util.Collections;
import java.util.List;
-import era.mi.logic.Bit;
import era.mi.logic.components.BasicComponent;
-import era.mi.logic.wires.WireArray;
-import era.mi.logic.wires.WireArray.WireArrayInput;
-
-public abstract class MultiInputGate extends BasicComponent {
- protected WireArray[] in;
- protected WireArray out;
- protected WireArrayInput outI;
+import era.mi.logic.types.BitVector.BitVectorMutator;
+import era.mi.logic.types.MutationOperation;
+import era.mi.logic.wires.Wire.ReadEnd;
+import era.mi.logic.wires.Wire.ReadWriteEnd;
+
+public abstract class MultiInputGate extends BasicComponent
+{
+ protected ReadEnd[] in;
+ protected ReadWriteEnd out;
protected final int length;
- protected Operation op;
+ protected MutationOperation op;
- protected MultiInputGate(int processTime, Operation op, WireArray out, WireArray... in) {
+ protected MultiInputGate(int processTime, MutationOperation op, ReadWriteEnd out, ReadEnd... in)
+ {
super(processTime);
this.op = op;
- length = out.length;
+ length = out.length();
this.in = in.clone();
if (in.length < 1)
throw new IllegalArgumentException(String.format("Cannot create gate with %d wires.", in.length));
- for (WireArray w : in) {
- if (w.length != length)
+ for (ReadEnd w : in)
+ {
+ if (w.length() != length)
throw new IllegalArgumentException("All wires connected to the gate must be of uniform length.");
w.addObserver(this);
}
this.out = out;
- outI = out.createInput();
}
@Override
- public List<WireArray> getAllInputs() {
- return Collections.unmodifiableList(Arrays.asList(in));
+ public List<ReadEnd> getAllInputs()
+ {
+ return List.of(in);
}
@Override
- public List<WireArray> getAllOutputs() {
- return Collections.unmodifiableList(Arrays.asList(out));
- }
-
- protected void compute() {
- Bit[] result = in[0].getValues();
- for (int i = 1; i < in.length; i++)
- result = op.execute(result, in[i].getValues());
- outI.feedSignals(result);
+ public List<ReadWriteEnd> getAllOutputs()
+ {
+ return List.of(out);
}
- protected interface Operation {
- public Bit[] execute(Bit[] a, Bit[] b);
+ @Override
+ protected void compute()
+ {
+ BitVectorMutator mutator = BitVectorMutator.empty();
+ for (ReadEnd w : in)
+ op.apply(mutator, w.getValues());
+ out.feedSignals(mutator.get());
}
}