Preview is now shown

src/mandelbrotCalculator/CalculationThread.java

@@ -50,6 +50,8 @@ public class CalculationThread extends Thread {
 
             createImage(image, frameCounter, width, height, values, iterations);
 
+            set.frameFinished(frameCounter);
+
             long frameTime = System.currentTimeMillis() - startTime;
             System.out.println("Frame " + frameCounter + " finished in " + ((double) frameTime / 1000) + "s");
 

src/mandelbrotCalculator/MandelbrotSet.java

@@ -1,5 +1,9 @@
 package mandelbrotCalculator;
 
+import ui.Controller;
+
+import java.io.FileNotFoundException;
+
 public class MandelbrotSet {
 
     private double[][] interestingPoints = {{-0.75, 0}, {-0.77568377, 0.13646737}, {-1.74995768370609350360221450607069970727110579726252077930242837820286008082972804887218672784431700831100544507655659531379747541999999995, 0.00000000000000000278793706563379402178294753790944364927085054500163081379043930650189386849765202169477470552201325772332454726999999995}};
@@ -16,16 +20,19 @@ public class MandelbrotSet {
     private int width = 1920;
     private int threshold = 1000;
     private float ratio = 2 / 3f;
-    private int threadAmount = Runtime.getRuntime().availableProcessors();
+    private int threadAmount = Runtime.getRuntime().availableProcessors() / 2;
 
     //only declared
     private int height;
     private int iterations;
 
-    private boolean[] complete;
+    private boolean[] completeThreads;
+    private boolean[] completeFrames;
 
     private long startTime = System.currentTimeMillis();
 
+    private Controller controller;
+
 
     /**
      * Create a new Mandelbrot set manager
@@ -34,10 +41,11 @@ public class MandelbrotSet {
      * @param zoomSpeed By how much the zoom value is multiplied every frame
      * @param frames The number of frames to be calculated
      */
-    public MandelbrotSet(int pointNumber, int quality, double zoomSpeed, int frames) {
+    public MandelbrotSet(int pointNumber, int quality, double zoomSpeed, int frames, Controller controller) {
         this.pointNumber = pointNumber;
         this.zoomSpeed = zoomSpeed;
         this.frames = frames;
+        this.controller = controller;
 
         height = (int) ((float) width * ratio);
 
@@ -50,11 +58,12 @@ public class MandelbrotSet {
             default -> quality;
         };
 
-        complete = new boolean[threadAmount];
+        completeThreads = new boolean[threadAmount];
+        completeFrames = new boolean[frames];
     }
 
-    public MandelbrotSet(){
-        this(2, 2, 1.2, 1);
+    public MandelbrotSet(Controller c){
+        this(2, 2, 1.2, 1, c);
     }
 
     public void startMandelbrot() {
@@ -115,11 +124,38 @@ public class MandelbrotSet {
         return zoomValues;
     }
 
+    /**
+     * Call when a new frame is finished
+     * @param frameNumber The number of the frame
+     */
+    public void frameFinished(int frameNumber){
+        completeFrames[frameNumber] = true;
+
+        int latestFrame = 0;
+        for(int i = 0; i < completeFrames.length; i++){
+            if(completeFrames[i]){
+                latestFrame = i;
+            }
+        }
+
+        System.err.println(latestFrame);
+
+        try {
+            controller.nextImage(latestFrame);
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * Call when a new Thread is finished
+     * @param threadNumber The Threadier
+     */
     public void setFinished(int threadNumber){
-        complete[threadNumber] = true;
+        completeThreads[threadNumber] = true;
 
         boolean finished = true;
-        for(boolean b : complete){
+        for(boolean b : completeThreads){
             if (!b) {
                 finished = false;
                 break;

src/ui/Controller.java

@@ -4,6 +4,7 @@ import javafx.event.ActionEvent;
 import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
 import mandelbrotCalculator.MandelbrotSet;
+import util.Values;
 
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
@@ -13,18 +14,15 @@ public class Controller {
 
     public ImageView setPreview;
 
-    int currentFrame;
+    public void nextImage(int frameNumber) throws FileNotFoundException {
 
-    public void showImage(ActionEvent actionEvent) throws FileNotFoundException {
-
-        InputStream stream = new FileInputStream("C:\\Users\\nilsh\\IdeaProjects\\testStuff\\sequence/Sequence" + currentFrame + ".png");
+        InputStream stream = new FileInputStream(Values.SAVE_IMAGE_PATH + frameNumber + ".png");
         Image image = new Image(stream);
         setPreview.setImage(image);
-        currentFrame++;
     }
 
     public void startCalculation(ActionEvent actionEvent) {
-        MandelbrotSet m = new MandelbrotSet(2, 2, 3, 10);
+        MandelbrotSet m = new MandelbrotSet(2, 1, 3, 100, this);
         m.startMandelbrot();
     }
 }

src/ui/sample.fxml

@@ -6,7 +6,7 @@
 
 <GridPane alignment="center" hgap="10.0" prefHeight="143.0" prefWidth="107.0" stylesheets="/ui/sample.css" vgap="10" xmlns="http://javafx.com/javafx/11.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="ui.Controller">
     <Button onAction="#startCalculation" prefHeight="25.0" prefWidth="110.0" text="Start" GridPane.rowIndex="1" />
-   <ImageView fx:id="setPreview" fitWidth="100" preserveRatio="true" />
+   <ImageView fx:id="setPreview" fitWidth="500" preserveRatio="true" />
    <columnConstraints>
       <ColumnConstraints />
    </columnConstraints>

src/util/Values.java

@@ -0,0 +1,7 @@
+package util;
+
+public class Values {
+
+    public static final String SAVE_IMAGE_PATH = "C:\\Users\\nilsh\\IdeaProjects\\testStuff\\sequence/Sequence";
+
+}