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- package edu.stuy.goldfish.rules;
-
- import edu.stuy.goldfish.Grid;
- import edu.stuy.goldfish.Patch;
-
- // An implementation of conway using von Neumann Neighborhoods.
- public class Conway4 extends RuleSet {
- public static int states = 2;
-
- public static Grid run (Grid g) {
- Grid newGrid = new Grid(g.getWidth(), g.getHeight(), false);
- for (int i = 0; i < g.getWidth(); i++) {
- for (int j = 0; j < g.getHeight(); j++) {
- Patch orig = g.getPatch(i, j);
- int numAlive = orig.get4Neighbors(1);
- Patch p = orig.clone(newGrid);
- if (numAlive < 2)
- p.setState(0); // Dies by underpopulation
- else if (numAlive > 3)
- p.setState(0); // Dies by overpopulation
- else if (numAlive == 3)
- p.setState(1); // Born with 3 neighbors
- newGrid.setPatch(i, j, p);
- }
- }
- return newGrid;
- }
- }
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