Java/Game/Graphics Speed

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Image Speed Test

   <source lang="java">
      /*

DEVELOPING GAME IN JAVA Caracteristiques Editeur : NEW RIDERS Auteur : BRACKEEN Parution : 09 2003 Pages : 972 Isbn : 1-59273-005-1 Reliure : Paperback Disponibilite : Disponible a la librairie

  • /

import java.awt.*; import javax.swing.ImageIcon; import javax.swing.JFrame; public class ImageSpeedTest extends JFrame { 

 public static void main(String args[]) {
   DisplayMode displayMode;
   if (args.length == 3) {
     displayMode = new DisplayMode(Integer.parseInt(args[0]), Integer
         .parseInt(args[1]), Integer.parseInt(args[2]),
         DisplayMode.REFRESH_RATE_UNKNOWN);
   } else {
     displayMode = new DisplayMode(800, 600, 16,
         DisplayMode.REFRESH_RATE_UNKNOWN);
   }
   ImageSpeedTest test = new ImageSpeedTest();
   test.run(displayMode);
 }
 private static final int FONT_SIZE = 24;
 private static final long TIME_PER_IMAGE = 1500;
 private SimpleScreenManager screen;
 private Image bgImage;
 private Image opaqueImage;
 private Image transparentImage;
 private Image translucentImage;
 private Image antiAliasedImage;
 private boolean imagesLoaded;
 public void run(DisplayMode displayMode) {
   setBackground(Color.blue);
   setForeground(Color.white);
   setFont(new Font("Dialog", Font.PLAIN, FONT_SIZE));
   imagesLoaded = false;
   screen = new SimpleScreenManager();
   try {
     screen.setFullScreen(displayMode, this);
     synchronized (this) {
       loadImages();
       // wait for test to complete
       try {
         wait();
       } catch (InterruptedException ex) {
       }
     }
   } finally {
     screen.restoreScreen();
   }
 }
 public void loadImages() {
   bgImage = loadImage("images/background.jpg");
   opaqueImage = loadImage("images/opaque.png");
   transparentImage = loadImage("images/transparent.png");
   translucentImage = loadImage("images/translucent.png");
   antiAliasedImage = loadImage("images/antialiased.png");
   imagesLoaded = true;
   // signal to AWT to repaint this window
   repaint();
 }
 private final Image loadImage(String fileName) {
   return new ImageIcon(fileName).getImage();
 }
 public void paint(Graphics g) {
   // set text anti-aliasing
   if (g instanceof Graphics2D) {
     Graphics2D g2 = (Graphics2D) g;
     g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
         RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
   }
   // draw images
   if (imagesLoaded) {
     drawImage(g, opaqueImage, "Opaque");
     drawImage(g, transparentImage, "Transparent");
     drawImage(g, translucentImage, "Translucent");
     drawImage(g, antiAliasedImage, "Translucent (Anti-Aliased)");
     // notify that the test is complete
     synchronized (this) {
       notify();
     }
   } else {
     g.drawString("Loading Images...", 5, FONT_SIZE);
   }
 }
 public void drawImage(Graphics g, Image image, String name) {
   int width = screen.getFullScreenWindow().getWidth()
       - image.getWidth(null);
   int height = screen.getFullScreenWindow().getHeight()
       - image.getHeight(null);
   int numImages = 0;
   g.drawImage(bgImage, 0, 0, null);
   long startTime = System.currentTimeMillis();
   while (System.currentTimeMillis() - startTime < TIME_PER_IMAGE) {
     int x = Math.round((float) Math.random() * width);
     int y = Math.round((float) Math.random() * height);
     g.drawImage(image, x, y, null);
     numImages++;
   }
   long time = System.currentTimeMillis() - startTime;
   float speed = numImages * 1000f / time;
   System.out.println(name + ": " + speed + " images/sec");
 }

} /** 

* The SimpleScreenManager class manages initializing and displaying full screen
* graphics modes.
*/

class SimpleScreenManager { 

 private GraphicsDevice device;
 /**
  * Creates a new SimpleScreenManager object.
  */
 public SimpleScreenManager() {
   GraphicsEnvironment environment = GraphicsEnvironment
       .getLocalGraphicsEnvironment();
   device = environment.getDefaultScreenDevice();
 }
 /**
  * Enters full screen mode and changes the display mode.
  */
 public void setFullScreen(DisplayMode displayMode, JFrame window) {
   window.setUndecorated(true);
   window.setResizable(false);
   device.setFullScreenWindow(window);
   if (displayMode != null && device.isDisplayChangeSupported()) {
     try {
       device.setDisplayMode(displayMode);
     } catch (IllegalArgumentException ex) {
       // ignore - illegal mode for this device
     }
   }
 }
 /**
  * Returns the window currently used in full screen mode.
  */
 public Window getFullScreenWindow() {
   return device.getFullScreenWindow();
 }
 /**
  * Restores the screen"s display mode.
  */
 public void restoreScreen() {
   Window window = device.getFullScreenWindow();
   if (window != null) {
     window.dispose();
   }
   device.setFullScreenWindow(null);
 }

} 

      </source>



Image Speed Test 2

   <source lang="java">
      /*

DEVELOPING GAME IN JAVA Caracteristiques Editeur : NEW RIDERS Auteur : BRACKEEN Parution : 09 2003 Pages : 972 Isbn : 1-59273-005-1 Reliure : Paperback Disponibilite : Disponible a la librairie

  • /

import java.awt.*; import java.awt.geom.AffineTransform; import javax.swing.ImageIcon; import javax.swing.JFrame; public class ImageSpeedTest2 extends JFrame { 

   public static void main(String args[]) {
       DisplayMode displayMode;
       if (args.length == 3) {
           displayMode = new DisplayMode(
               Integer.parseInt(args[0]),
               Integer.parseInt(args[1]),
               Integer.parseInt(args[2]),
               DisplayMode.REFRESH_RATE_UNKNOWN);
       }
       else {
           displayMode = new DisplayMode(800, 600, 16,
               DisplayMode.REFRESH_RATE_UNKNOWN);
       }
       ImageSpeedTest2 test = new ImageSpeedTest2();
       test.run(displayMode);
   }
   private static final int FONT_SIZE = 24;
   private static final long TIME_PER_IMAGE = 1500;
   private SimpleScreenManager screen;
   private Image bgImage;
   private Image opaqueImage;
   private Image transparentImage;
   private Image translucentImage;
   private Image antiAliasedImage;
   private boolean imagesLoaded;
   public void run(DisplayMode displayMode) {
       setBackground(Color.blue);
       setForeground(Color.white);
       setFont(new Font("Dialog", Font.PLAIN, FONT_SIZE));
       imagesLoaded = false;
       screen = new SimpleScreenManager();
       try {
           screen.setFullScreen(displayMode, this);
           synchronized (this) {
               loadImages();
               // wait for test to complete
               try {
                   wait();
               }
               catch (InterruptedException ex) { }
           }
       }
       finally {
           screen.restoreScreen();
       }
   }

   public void loadImages() {
       bgImage = loadImage("images/background.jpg");
       opaqueImage = loadImage("images/opaque.png");
       transparentImage = loadImage("images/transparent.png");
       translucentImage = loadImage("images/translucent.png");
       antiAliasedImage = loadImage("images/antialiased.png");
       imagesLoaded = true;
       // signal to AWT to repaint this window
       repaint();
   }

   private final Image loadImage(String fileName) {
       return new ImageIcon(fileName).getImage();
   }

   public void paint(Graphics g) {
       // set text anti-aliasing
       if (g instanceof Graphics2D) {
           Graphics2D g2 = (Graphics2D)g;
           g2.setRenderingHint(
               RenderingHints.KEY_TEXT_ANTIALIASING,
               RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
       }
       // draw images
       if (imagesLoaded) {
           drawImage(g, opaqueImage, "Opaque", false);
           drawImage(g, transparentImage, "Transparent", false);
           drawImage(g, translucentImage, "Translucent", false);
           drawImage(g, antiAliasedImage,
             "Translucent (Anti-Aliased)", false);
           drawImage(g, opaqueImage, "Opaque (Flipped)", true);
           drawImage(g, transparentImage,
               "Transparent (Flipped)", true);
           drawImage(g, translucentImage,
               "Translucent (Flipped)", true);
           drawImage(g, antiAliasedImage,
             "Translucent (Anti-Aliased, Flipped)", true);
           // notify that the test is complete
           synchronized (this) {
               notify();
           }
       }
       else {
           g.drawString("Loading Images...", 5, FONT_SIZE);
       }
   }

   public void drawImage(Graphics g1, Image image, String name,
       boolean flip)
   {
       Graphics2D g = (Graphics2D)g1;
       AffineTransform transform = new AffineTransform();
       int width = screen.getFullScreenWindow().getWidth() -
           image.getWidth(null);
       int height = screen.getFullScreenWindow().getHeight() -
           image.getHeight(null);
       int numImages = 0;
       g.drawImage(bgImage, 0, 0, null);
       long startTime = System.currentTimeMillis();
       while (System.currentTimeMillis() - startTime
           < TIME_PER_IMAGE)
       {
           int x = Math.round((float)Math.random() * width);
           int y = Math.round((float)Math.random() * height);
           transform.setToTranslation(x, y);
           // if the sprite is moving left, flip the image
           if (flip) {
               transform.scale(-1, 1);
               transform.translate(-image.getWidth(null), 0);
           }
           // draw it
           g.drawImage(image, transform, null);
           numImages++;
       }
       long time = System.currentTimeMillis() - startTime;
       float speed = numImages * 1000f / time;
       System.out.println(name + ": " + speed + " images/sec");
   }

} /** 

* The SimpleScreenManager class manages initializing and displaying full screen
* graphics modes.
*/

class SimpleScreenManager { 

 private GraphicsDevice device;
 /**
  * Creates a new SimpleScreenManager object.
  */
 public SimpleScreenManager() {
   GraphicsEnvironment environment = GraphicsEnvironment
       .getLocalGraphicsEnvironment();
   device = environment.getDefaultScreenDevice();
 }
 /**
  * Enters full screen mode and changes the display mode.
  */
 public void setFullScreen(DisplayMode displayMode, JFrame window) {
   window.setUndecorated(true);
   window.setResizable(false);
   device.setFullScreenWindow(window);
   if (displayMode != null && device.isDisplayChangeSupported()) {
     try {
       device.setDisplayMode(displayMode);
     } catch (IllegalArgumentException ex) {
       // ignore - illegal mode for this device
     }
   }
 }
 /**
  * Returns the window currently used in full screen mode.
  */
 public Window getFullScreenWindow() {
   return device.getFullScreenWindow();
 }
 /**
  * Restores the screen"s display mode.
  */
 public void restoreScreen() {
   Window window = device.getFullScreenWindow();
   if (window != null) {
     window.dispose();
   }
   device.setFullScreenWindow(null);
 }

} 


      </source>
Источник — «http://jexp.ru/index.php?title=Java/Game/Graphics_Speed&oldid=8543»