From d18949b065c93f4bc878e57c718be7a5ad1f7ae9 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Wed, 29 Apr 2015 08:46:35 +0200
Subject: Simple interface working

---
 Week11 Mandelbrot/src/fractals/Mandelbrot.java | 39 ++------------------------
 1 file changed, 2 insertions(+), 37 deletions(-)

(limited to 'Week11 Mandelbrot/src/fractals/Mandelbrot.java')

diff --git a/Week11 Mandelbrot/src/fractals/Mandelbrot.java b/Week11 Mandelbrot/src/fractals/Mandelbrot.java
index 74b522e..3f2aaaa 100644
--- a/Week11 Mandelbrot/src/fractals/Mandelbrot.java	
+++ b/Week11 Mandelbrot/src/fractals/Mandelbrot.java	
@@ -7,25 +7,19 @@ package fractals;
  */
 public class Mandelbrot {
     
-    public final static int MAX_MANDEL_NUMBER = 100; // infinity will be this + 1
-    
     public Mandelbrot() {
         MainWindow fractal_win = new MainWindow ();
-        GridFiller filler = new GridFiller (fractal_win.getGrid());
-        filler.fill();
-        
-        System.out.println(Integer.toString(mandelNumber(0,0)));
     }
     
     public static void main(String args[]) {    	       
         Mandelbrot mandelbrot = new Mandelbrot();
     }
     
-    public static int mandelNumber(double x, double y) {
+    public static int mandelNumber(double x, double y, int repetitions) {
         double x_n = x, y_n = y;
         int n = 0;
         
-        while (x_n * x_n + y_n * y_n <= 4 && n <= MAX_MANDEL_NUMBER) {
+        while (x_n * x_n + y_n * y_n <= 4 && n <= repetitions) {
             double new_x_n = x_n * x_n - y_n * y_n + x;
             y_n = 2 * x_n * y_n + y;
             x_n = new_x_n;
@@ -34,34 +28,5 @@ public class Mandelbrot {
         
         return n;
     }
-    
-    private class GridFiller {
-        private Grid grid;              // the grid to be filled
-        
-        /**
-         * The constructor
-         * @param grid to be filled
-         */
-        public GridFiller (Grid grid) {
-            this.grid = grid;
-        }
-        
-        private final double MIN_X = -2.5, MAX_X = 2.5, MIN_Y = -2.5, MAX_Y = 2.5;
-
-        /**
-         * fills the whole grid with some arbitrarily chosen color
-         * 
-         */
-        public void fill () {
-            int grid_w = grid.getWidth(), grid_h = grid.getHeight();
-            for (float i = 0; i < grid_w; i++) {
-                for (float j = 0; j < grid_h; j++) {
-                    int grayscale = mandelNumber(MIN_X + (i / grid_w) * (MAX_X - MIN_X), MIN_Y + (j / grid_h) * (MAX_Y - MIN_Y)) * 256 / MAX_MANDEL_NUMBER;
-                    int[] color = {grayscale, grayscale, grayscale};
-                    grid.setPixel((int) i, (int) j, color);
-                }               
-            }
-        }
-    }
 
 }
\ No newline at end of file
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