From 02021b38b7f7ee48dfcfa8353cfa76b8f74a640d Mon Sep 17 00:00:00 2001
From: Josh Hofing <joshhofing@gmail.com>
Date: Tue, 15 Jan 2013 11:04:38 -0500
Subject: [PATCH] LifeWithoutDeath implementation and test

---
 src/Goldfish.java               | 14 +++++++-------
 src/rules/LifeWithoutDeath.java | 27 +++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 7 deletions(-)
 create mode 100644 src/rules/LifeWithoutDeath.java

diff --git a/src/Goldfish.java b/src/Goldfish.java
index 872346c..fc89776 100644
--- a/src/Goldfish.java
+++ b/src/Goldfish.java
@@ -15,15 +15,15 @@ public class Goldfish {
 
     public void run () {
         //TODO: make it run.
-        _grid.getPatch(1,0).setState(2);
-        _grid.getPatch(2,1).setState(2);
-        _grid.getPatch(2,2).setState(2);
-        _grid.getPatch(1,2).setState(2);
-        _grid.getPatch(0,2).setState(2);
+        _grid.getPatch(1,0).setState(1);
+        _grid.getPatch(2,1).setState(1);
+        _grid.getPatch(2,2).setState(1);
+        _grid.getPatch(1,2).setState(1);
+        _grid.getPatch(0,2).setState(1);
         System.out.println(_grid);
 
-        for (int i = 0; i < 6; i++) {
-            _grid = BriansBrain.run(_grid);
+        for (int i = 0; i < 10; i++) {
+            _grid = LifeWithoutDeath.run(_grid);
             System.out.println("------------");
             System.out.println(_grid);
         }
diff --git a/src/rules/LifeWithoutDeath.java b/src/rules/LifeWithoutDeath.java
new file mode 100644
index 0000000..afeeccc
--- /dev/null
+++ b/src/rules/LifeWithoutDeath.java
@@ -0,0 +1,27 @@
+package edu.stuy.goldfish.rules;
+
+import edu.stuy.goldfish.Grid;
+import edu.stuy.goldfish.Patch;
+
+// Conway, without dying cells
+public class LifeWithoutDeath extends RuleSet {
+    public static int states = 2;
+
+    public static Grid run (Grid g) {
+        Grid newGrid = new Grid(g.getWidth(), g.getHeight());
+        for (int i = 0; i < g.getWidth(); i++) {
+            for (int j = 0; j < g.getHeight(); j++) {
+                Patch[] neighbors = g.getPatch(i, j).get8Neighbors();
+                int numAlive = 0;
+                for (Patch neighbor : neighbors)
+                    if (neighbor.getState() == 1) numAlive++;
+                Patch p = g.getPatch(i,j).clone(newGrid);
+                if (numAlive == 3)
+                    p.setState(1); //Born with 3 neighbors.
+                newGrid.setPatch(i,j,p);
+            }
+        }
+
+        return newGrid;
+    }
+}