Initial

GUI.java

@@ -0,0 +1,100 @@
+import javax.swing.*;
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.util.HashSet;
+import java.awt.*;
+import java.awt.image.*;
+import javax.swing.*;
+public class GUI extends JFrame {
+
+
+	 GUI() {
+	        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+
+
+		try {
+			BufferedImage myPicture = ImageIO.read(new File("piet.jpg"));
+			 Graphics2D g2d = myPicture.createGraphics();
+			int x = myPicture.getWidth();
+			int y = myPicture.getHeight();
+
+			HashSet<Line> lines = new HashSet<Line>();
+
+
+			double [] arr = myPicture.getData().getPixels(0,0,x,y,new double[x*y*3]);
+
+			double [] arr2 = new double[x*y];
+
+			System.out.println(arr.length);
+			int c=0;
+			for(int i = 0; i < arr.length-3; i+=3) {
+				double B = arr[i];
+				double G = arr[i+1];
+				double R = arr[i+2];
+
+				//R/=255.0;G/=255.0;B/=255.0;
+
+				double level = R * 0.2126 + G * 0.7152 + B * 0.0722;
+
+
+
+				arr2[c++] = level;
+			}
+
+			LSD lsd = new LSD();
+
+
+
+
+
+
+			System.out.println(arr.length);
+
+			double [] out = lsd.lsd(arr2,x,y);
+
+			for(int i = 0; i < lsd.n_out; i++) {
+				for (int j = 0; j < 7; j++)
+
+				lines.add(new Line(out[7 * i + 0], out[7 * i + 1],
+						out[7 * i + 2], out[7 * i + 3]));
+
+			}
+
+
+			for ( Line l : lines) {
+				g2d.drawLine((int)l.x1,(int)l.y1,(int)l.x2,(int)l.y2);
+
+
+			}
+
+
+			System.out.println(lsd.n_out);
+
+			JLabel picLabel = new JLabel(new ImageIcon(myPicture));
+
+			add(picLabel);
+
+
+		} catch (IOException e) {
+
+		}
+
+
+
+
+		setSize(600,600);
+
+	        //Display the window.
+        	setVisible(true);
+	}
+
+
+	public static void main(String [] args){
+		new GUI();
+
+	}
+
+
+}