From 44e035afae63978d020fbc4dedc63456def66787 Mon Sep 17 00:00:00 2001
From: Dominic Matarese <dominicmatarese@gmail.com>
Date: Mon, 12 Jul 2021 15:58:35 +0000
Subject: required first commit

---
 main.java | 162 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100755 main.java

(limited to 'main.java')

diff --git a/main.java b/main.java
new file mode 100755
index 0000000..5da4254
--- /dev/null
+++ b/main.java
@@ -0,0 +1,162 @@
+/*goals: create methods to
+generate a random image
+convert an image to grayscale
+generate a fractal art
+
+Dominic Matarese
+COP3503 */
+
+import java.awt.*;
+import java.awt.geom.Ellipse2D;
+import java.awt.geom.Line2D;
+import java.awt.image.BufferedImage;
+import java.awt.image.ImageObserver;
+import java.io.*;
+
+import javax.imageio.ImageIO;
+import javax.swing.JFrame;
+
+public class main {
+
+  public static void main(String[] args) throws IOException {
+
+    generateRandom(720, 480);
+    generateFractal(2000, 10);
+    convertGrayscale();
+
+    System.out.println("Done!");
+  }
+
+  public static void generateFractal(int size, int level) throws IOException
+  {
+    BufferedImage image = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
+    Graphics2D g2d = image.createGraphics();
+
+    Point p1 = new Point(0,0);
+    Point p2 = new Point(0,size);
+    Point p3 = new Point(size,0);
+    Point p4 = new Point(size,size);
+    
+    drawImage(level, g2d, p1, p2, p3, p4);
+    
+    g2d.dispose();
+      ImageIO.write(image, "png", new File("fractalSquare.png"));
+
+  }
+
+  public static void drawImage(int level, Graphics2D g2d, Point p1, Point p2, Point p3, Point p4) 
+  {
+	  if (level == 1) { //base case, do nothing
+		  return;
+	  }
+	  else {
+		  Point p5 = midpoint(p1, p3);
+		  Point p6 = midpoint(p3, p4);
+		  Point p7 = midpoint(p2, p4);
+		  Point p8 = midpoint(p1, p2);
+		  Point p9 = midpoint(p1, p4);
+		  
+		  //generate random colors
+		  int r = (int)(Math.random()*256);
+          int g = (int)(Math.random()*256);
+          int b = (int)(Math.random()*256);
+          
+          Color color = new Color(r, g, b);
+          g2d.setColor(color);
+		  //g2d.setColor(new Color(p4.x)); // This will set the color to blue, mostly
+		  
+		  Polygon square = new Polygon();
+		  square.addPoint(p8.x, p8.y);
+		  square.addPoint(p2.x, p2.y);
+		  square.addPoint(p7.x, p7.y);
+		  square.addPoint(p9.x, p9.y);
+		  
+		  Polygon triangle = new Polygon();
+		  triangle.addPoint(p1.x, p1.y);
+		  triangle.addPoint(p9.x, p9.y);
+		  triangle.addPoint(p3.x, p3.y);
+		  
+		  //uncomment the square polygon and comment the triangle for a square fractal
+		  //the triangle looks slightly more interesting
+		  //g2d.fillPolygon(square);
+		  g2d.fillPolygon(triangle);
+		  
+		  //begin recursion
+		  drawImage(level-1, g2d, p1, p8, p5, p9);
+		  drawImage(level-1, g2d, p8, p2, p9, p7); 
+		  drawImage(level-1, g2d, p9, p7, p6, p4);
+		  drawImage(level-1, g2d, p5, p9, p3, p6);
+	  } 
+	  
+	
+  }
+  
+  public static Point midpoint(Point p1, Point p2) {
+	  Point midpoint = new Point((p1.x + p2.x) / 2, (p1.y + p2.y) / 2);
+	  return midpoint;
+  }
+  
+  public static void generateRandom(int width, int height)
+  {
+	  BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
+	  
+	  //generate random RGB values for each pixel
+	  for(int x = 0; x < width; x++) {
+		  for(int y = 0; y < height; y++) {
+			  
+			  int r = (int)(Math.random()*256);
+              int g = (int)(Math.random()*256);
+              int b = (int)(Math.random()*256);
+              
+              Color color = new Color(r, g, b);
+              image.setRGB(x, y, color.getRGB());
+		  }
+	  }
+	  
+	  try {
+		  File random = new File("Random.png");
+		  ImageIO.write(image, "png", random);
+	  }
+	  catch (IOException e){
+		  return; //does nothing if exception occurs
+	  }
+  }
+  
+  public static void convertGrayscale() {
+	  
+	  File f = new File("input.jpg");
+	  BufferedImage image = null;
+	  try {
+		image = ImageIO.read(f);
+		int width = image.getWidth();
+		int height = image.getHeight();
+		
+		for(int y = 0; y < height; y++){
+			  for(int x = 0; x < width; x++){
+
+				  int p = image.getRGB(x,y);
+				  int a = (p>>24)&0xff;
+				  int r = (p>>16)&0xff;
+				  int g = (p>>8)&0xff;
+				  int b = p&0xff;
+				  int avg = (r+g+b)/3; 
+				  
+				  //setting the value of each RGB to the average
+				  p = (a<<24) | (avg<<16) | (avg<<8) | avg;
+				  image.setRGB(x, y, p);
+
+			  }
+			}
+	  } 
+	  catch (IOException e) {
+		e.printStackTrace(); //Eclipse default catch operation
+	  }
+	  try {
+		  File fOutput = new File("output.jpg");
+		  ImageIO.write(image, "jpg", fOutput);
+	  }
+	  catch(IOException e) {
+		  e.printStackTrace();
+	  }
+  }
+}
-- 
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