X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=era.mi%2Fsrc%2Fera%2Fmi%2Flogic%2Fcomponents%2FSplitter.java;fp=era.mi%2Fsrc%2Fera%2Fmi%2Flogic%2Fcomponents%2FSplitter.java;h=48db52d99416ee278b2ad4dbc6fa1fe30e9c150f;hb=a4c5cfb856026771dfcf31eb22434b8b6ff20ad4;hp=0000000000000000000000000000000000000000;hpb=7199371e42ba04d2daab9f8512fdf25bd5f5ff92;p=Mograsim.git

diff --git a/era.mi/src/era/mi/logic/components/Splitter.java b/era.mi/src/era/mi/logic/components/Splitter.java
new file mode 100644
index 00000000..48db52d9
--- /dev/null
+++ b/era.mi/src/era/mi/logic/components/Splitter.java
@@ -0,0 +1,53 @@
+package era.mi.logic.components;
+
+import era.mi.logic.Bit;
+import era.mi.logic.WireArray;
+import era.mi.logic.WireArrayObserver;
+
+public class Splitter implements WireArrayObserver
+{
+	private WireArray input;
+	private WireArray[] outputs;
+	
+	public Splitter(WireArray input, WireArray... outputs)
+	{
+		this.input = input;
+		this.outputs = outputs;
+		input.addObserver(this);
+		int length = 0;
+		for(WireArray 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()
+	{
+		int startIndex = 0;
+		Bit[] inputBits = input.getValues();
+		for(int i = 0; i < outputs.length; i++)
+		{
+			Bit[] outputBits = new Bit[outputs[i].length()];
+			System.arraycopy(inputBits, startIndex, outputBits, 0, outputs[i].length());
+			outputs[i].feedSignals(outputBits);
+			startIndex += outputs[i].length();
+		}
+	}
+
+	public WireArray getInput()
+	{
+		return input;
+	}
+	
+	public WireArray[] getOutputs()
+	{
+		return outputs.clone();
+	}
+	
+	@Override
+	public void update(WireArray initiator)
+	{
+		compute();
+	}
+}