X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=era.mi%2Fsrc%2Fmograsim%2Flogic%2Fcore%2Fcomponents%2FSplitter.java;fp=era.mi%2Fsrc%2Fmograsim%2Flogic%2Fcore%2Fcomponents%2FSplitter.java;h=3474952700b2fb979293d2b76350235e718804eb;hb=a28f7aa0dab4248e99159c5a647676170cb17a4e;hp=0000000000000000000000000000000000000000;hpb=80bfbd8ebf0ad8a7ad98584544a0c73f43e6f3b6;p=Mograsim.git

diff --git a/era.mi/src/mograsim/logic/core/components/Splitter.java b/era.mi/src/mograsim/logic/core/components/Splitter.java
new file mode 100644
index 00000000..34749527
--- /dev/null
+++ b/era.mi/src/mograsim/logic/core/components/Splitter.java
@@ -0,0 +1,59 @@
+package mograsim.logic.core.components;
+
+import java.util.List;
+
+import mograsim.logic.core.timeline.Timeline;
+import mograsim.logic.core.types.BitVector;
+import mograsim.logic.core.wires.WireObserver;
+import mograsim.logic.core.wires.Wire.ReadEnd;
+import mograsim.logic.core.wires.Wire.ReadWriteEnd;
+
+public class Splitter extends Component implements WireObserver
+{
+	private ReadEnd input;
+	private ReadWriteEnd[] outputs;
+
+	public Splitter(Timeline timeline, ReadEnd input, ReadWriteEnd... outputs)
+	{
+		super(timeline);
+		this.input = input;
+		this.outputs = outputs;
+		input.addObserver(this);
+		int length = 0;
+		for (ReadEnd out : outputs)
+			length += out.length();
+
+		if (input.length() != length)
+			throw new IllegalArgumentException(
+					"The input of splitting one into n WireArrays must have length = a1.length() + a2.length() + ... + an.length().");
+	}
+
+	protected void compute()
+	{
+		BitVector inputBits = input.getValues();
+		int startIndex = 0;
+		for (int i = 0; i < outputs.length; i++)
+		{
+			outputs[i].feedSignals(inputBits.subVector(startIndex, startIndex + outputs[i].length()));
+			startIndex += outputs[i].length();
+		}
+	}
+
+	@Override
+	public void update(ReadEnd initiator, BitVector oldValues)
+	{
+		compute();
+	}
+
+	@Override
+	public List<ReadEnd> getAllInputs()
+	{
+		return List.of(input);
+	}
+
+	@Override
+	public List<ReadWriteEnd> getAllOutputs()
+	{
+		return List.of(outputs);
+	}
+}