fixed sinking-rotation, volumeslider; deleted TODO comments

added client hosts a server
added javadoc comments

Projekte/battleship/client/build.gradle

@@ -9,13 +9,11 @@ implementation project(":jme-common")
     implementation project(":battleship:model")
 
     implementation libs.jme3.desktop
-    implementation libs.jme3.effects
 
     runtimeOnly libs.jme3.awt.dialogs
     runtimeOnly libs.jme3.plugins
     runtimeOnly libs.jme3.jogg
     runtimeOnly libs.jme3.testdata
-
 }
 
 application {

Projekte/battleship/client/client.properties

@@ -26,10 +26,13 @@ map.own=maps/map1.json
 robot.targets=2, 0,\
               2, 1,\
               2, 2,\
-              2, 3
+              2, 3,\
+              2, 4,\
+              2, 5,\
+              2, 6
 #
 # Delay in milliseconds between each shot fired by the RobotClient.
-robot.delay=2000
+robot.delay=4000
 #
 # The dimensions of the game map used in single mode.
 # 'map.width' defines the number of columns, and 'map.height' defines the number of rows.

Projekte/battleship/client/src/main/java/pp/battleship/client/BackgroundMusic.java

@@ -1,267 +0,0 @@
-package pp.battleship.client;
-
-import com.jme3.app.Application;
-import com.jme3.app.state.AbstractAppState;
-import com.jme3.app.state.AppStateManager;
-import com.jme3.asset.AssetLoadException;
-import com.jme3.asset.AssetNotFoundException;
-import com.jme3.audio.AudioData.DataType;
-import com.jme3.audio.AudioNode;
-import pp.battleship.notification.GameEventListener;
-import pp.battleship.notification.MusicEvent;
-
-import java.lang.System.Logger;
-import java.lang.System.Logger.Level;
-import java.util.prefs.Preferences;
-
-import static pp.util.PreferencesUtils.getPreferences;
-
-/**
- * The BackgroundMusic class represents the background music in the Battleship game application.
- * It extends the AbstractAppState class and provides functionalities for playing the menu music,
- * game music, victory music, and defeat music.
- */
-public class BackgroundMusic extends AbstractAppState implements GameEventListener {
-    /**
-     * Logger for the BackgroundMusic class.
-     */
-    private static final Logger LOGGER = System.getLogger(BackgroundMusic.class.getName());
-
-    /**
-     * Preferences for storing music settings.
-     */
-    private static final Preferences PREFERENCES = getPreferences(BackgroundMusic.class);
-
-    /**
-     * Preference key for enabling/disabling music.
-     */
-    private static final String ENABLED_PREF = "enabled"; //NON-NLS
-
-    /**
-     * Preference key for storing the volume level.
-     */
-    private static final String VOLUME_PREF = "volume"; //NON-NLS
-
-    /**
-     * Path to the menu music file.
-     */
-    private static final String MENU_MUSIC_PATH = "Sound/Music/menu_music.ogg";
-
-    /**
-     * Path to the game music file.
-     */
-    private static final String GAME_MUSIC_PATH = "Sound/Music/pirates.ogg";
-
-    /**
-     * Path to the victory music file.
-     */
-    private static final String VICTORY_MUSIC_PATH = "Sound/Music/win_the_game.ogg";
-
-    /**
-     * Path to the defeat music file.
-     */
-    private static final String DEFEAT_MUSIC_PATH = "Sound/Music/defeat.ogg";
-
-    /**
-     * AudioNode for the menu music.
-     */
-    private AudioNode menuMusic;
-
-    /**
-     * AudioNode for the game music.
-     */
-    private AudioNode gameMusic;
-
-    /**
-     * AudioNode for the victory music.
-     */
-    private AudioNode victoryMusic;
-
-    /**
-     * AudioNode for the defeat music.
-     */
-    private AudioNode defeatMusic;
-
-    /**
-     * The currently playing AudioNode.
-     */
-    private AudioNode currentMusic;
-
-    /**
-     * The volume level for the background music.
-     */
-    private float volume;
-
-    /**
-     * Checks if music is enabled in the preferences.
-     *
-     * @return {@code true} if music is enabled, {@code false} otherwise.
-     */
-    public static boolean enabledInPreferences() {
-        return PREFERENCES.getBoolean(ENABLED_PREF, true);
-    }
-
-    /**
-     * Sets the enabled state of this AppState.
-     * Overrides {@link com.jme3.app.state.AbstractAppState#setEnabled(boolean)}
-     *
-     * @param enabled {@code true} to enable the AppState, {@code false} to disable it.
-     */
-    @Override
-    public void setEnabled(boolean enabled) {
-        if (isEnabled() == enabled) return;
-        super.setEnabled(enabled);
-        LOGGER.log(Level.INFO, "Music enabled: {0}", enabled); //NON-NLS
-        PREFERENCES.putBoolean(ENABLED_PREF, enabled);
-        playCurrentMusic();
-    }
-
-    /**
-     * Initializes the music for the game.
-     * Overrides {@link AbstractAppState#initialize(AppStateManager, Application)}
-     *
-     * @param stateManager The state manager
-     * @param app          The application
-     */
-    @Override
-    public void initialize(AppStateManager stateManager, Application app) {
-        LOGGER.log(Level.INFO, "Initializing background music"); //NON-NLS
-        super.initialize(stateManager, app);
-        menuMusic = loadMusic(app, MENU_MUSIC_PATH);
-        gameMusic = loadMusic(app, GAME_MUSIC_PATH);
-        victoryMusic = loadMusic(app, VICTORY_MUSIC_PATH);
-        defeatMusic = loadMusic(app, DEFEAT_MUSIC_PATH);
-        currentMusic = menuMusic;
-        playCurrentMusic();
-    }
-
-    /**
-     * Loads a music file and initializes an AudioNode with the specified settings.
-     *
-     * @param app  The application instance.
-     * @param name The name of the music file to load.
-     * @return The initialized AudioNode, or {@code null} if the file could not be loaded.
-     */
-    private AudioNode loadMusic(Application app, String name) {
-        try {
-            this.volume = PREFERENCES.getFloat(VOLUME_PREF, 0.5f);
-            final AudioNode music = new AudioNode(app.getAssetManager(), name, DataType.Stream);
-            music.setLooping(true);
-            music.setVolume(volume);
-            music.setPositional(false);
-            music.setDirectional(false);
-            return music;
-        } catch (AssetLoadException | AssetNotFoundException ex) {
-            LOGGER.log(Level.ERROR, ex.getMessage(), ex);
-        }
-        return null;
-    }
-
-    /**
-     * Plays the current music if the music is enabled.
-     * Stops the current music if the music is disabled.
-     */
-    private void playCurrentMusic() {
-        if (isEnabled()) {
-            if (currentMusic != null) {
-                LOGGER.log(Level.INFO, "Playing current music"); //NON-NLS
-                currentMusic.play();
-            }
-        } else {
-            if (currentMusic != null) {
-                currentMusic.stop();
-            }
-        }
-    }
-
-    /**
-     * Plays the game music.
-     */
-    private void gameMusic() {
-        if (isEnabled() && gameMusic != null) {
-            stopAll();
-            LOGGER.log(Level.INFO, "Playing game music"); //NON-NLS
-            PREFERENCES.putFloat(VOLUME_PREF, volume);
-            gameMusic.play();
-        }
-    }
-
-    /**
-     * Plays the victory music.
-     */
-    private void victoryMusic() {
-        if (isEnabled() && victoryMusic != null) {
-            stopAll();
-            LOGGER.log(Level.INFO, "Playing victory music"); //NON-NLS
-            PREFERENCES.putFloat(VOLUME_PREF, volume);
-            victoryMusic.play();
-        }
-    }
-
-    /**
-     * Plays the defeat music.
-     */
-    private void defeatMusic() {
-        if (isEnabled() && defeatMusic != null) {
-            stopAll();
-            LOGGER.log(Level.INFO, "Playing defeat music"); //NON-NLS
-            PREFERENCES.putFloat(VOLUME_PREF, volume);
-            defeatMusic.play();
-        }
-    }
-
-    /**
-     * Stops all music.
-     */
-    private void stopAll() {
-        if (menuMusic != null) menuMusic.stop();
-        if (gameMusic != null) gameMusic.stop();
-        if (victoryMusic != null) victoryMusic.stop();
-        if (defeatMusic != null) defeatMusic.stop();
-    }
-
-    /**
-     * Handles the received music event and plays the corresponding music.
-     *
-     * @param event The music event to handle.
-     */
-    @Override
-    public void receivedEvent(MusicEvent event) {
-        switch (event.music()) {
-            case GAME_MUSIC -> {
-                gameMusic();
-                currentMusic = gameMusic;
-            }
-            case VICTORY_MUSIC -> {
-                victoryMusic();
-                currentMusic = victoryMusic;
-            }
-            case DEFEAT_MUSIC -> {
-                defeatMusic();
-                currentMusic = defeatMusic;
-            }
-        }
-    }
-
-    /**
-     * Sets the volume for the background music and updates the preferences.
-     *
-     * @param volume The volume level to set.
-     */
-    public void setVolume(float volume) {
-        LOGGER.log(Level.INFO, "Setting volume to {0}", volume); //NON-NLS
-        this.volume = volume;
-        currentMusic.setVolume(volume);
-        PREFERENCES.putFloat(VOLUME_PREF, volume);
-    }
-
-
-    /**
-     * Returns the volume level for the background music.
-     *
-     * @return The volume level as a float.
-     */
-    public float getVolume() {
-        return volume;
-    }
-}

Projekte/battleship/client/src/main/java/pp/battleship/client/BattleshipApp.java

@@ -122,13 +122,16 @@ public class BattleshipApp extends SimpleApplication implements BattleshipClient
      */
     private final ActionListener escapeListener = (name, isPressed, tpf) -> escape(isPressed);
 
+    private EffectHandler effectHandler;
+
     static {
         // Configure logging
         LogManager manager = LogManager.getLogManager();
         try {
             manager.readConfiguration(new FileInputStream("logging.properties"));
             LOGGER.log(Level.INFO, "Successfully read logging properties"); //NON-NLS
-        } catch (IOException e) {
+        }
+        catch (IOException e) {
             LOGGER.log(Level.INFO, e.getMessage());
         }
     }
@@ -154,6 +157,7 @@ private BattleshipApp() {
         logic.addListener(this);
         setShowSettings(config.getShowSettings());
         setSettings(makeSettings());
+        effectHandler = null;
     }
 
     /**
@@ -223,6 +227,7 @@ public void simpleInitApp() {
         setupInput();
         setupStates();
         setupGui();
+        effectHandler = new EffectHandler(this);
         serverConnection.connect();
     }
 
@@ -264,12 +269,20 @@ private void setupStates() {
         flyCam.setEnabled(false);
         stateManager.detach(stateManager.getState(StatsAppState.class));
         stateManager.detach(stateManager.getState(DebugKeysAppState.class));
-
+        attachGameMusic();
         attachGameSound();
-        attachBackgroundSound();
         stateManager.attachAll(new EditorAppState(), new BattleAppState(), new SeaAppState());
     }
 
+    /**
+     * Attaches the game sound state and sets its initial enabled state.
+     */
+    private void attachGameMusic() {
+        final GameMusic gameMusic = new GameMusic();
+        gameMusic.setEnabled(GameMusic.enabledInPreferences());
+        stateManager.attach(gameMusic);
+    }
+
     /**
      * Attaches the game sound state and sets its initial enabled state.
      */
@@ -280,19 +293,6 @@ private void attachGameSound() {
         stateManager.attach(gameSound);
     }
 
-    /**
-     * Attaches the background music state and sets its initial enabled state.
-     * The background music state is responsible for managing the background music
-     * playback in the game. It listens to the game logic for any changes in the
-     * background music settings.
-     */
-    private void attachBackgroundSound() {
-        final BackgroundMusic backgroundMusic = new BackgroundMusic();
-        logic.addListener(backgroundMusic);
-        backgroundMusic.setEnabled(BackgroundMusic.enabledInPreferences());
-        stateManager.attach(backgroundMusic);
-    }
-
     /**
      * Updates the application state every frame.
      * This method is called once per frame during the game loop.
@@ -418,12 +418,12 @@ public void stop(boolean waitFor) {
      */
     void confirmDialog(String question, Runnable yesAction) {
         DialogBuilder.simple(dialogManager)
-                .setTitle(lookup("dialog.question"))
-                .setText(question)
-                .setOkButton(lookup("button.yes"), yesAction)
-                .setNoButton(lookup("button.no"))
-                .build()
-                .open();
+                     .setTitle(lookup("dialog.question"))
+                     .setText(question)
+                     .setOkButton(lookup("button.yes"), yesAction)
+                     .setNoButton(lookup("button.no"))
+                     .build()
+                     .open();
     }
 
     /**
@@ -433,10 +433,14 @@ void confirmDialog(String question, Runnable yesAction) {
      */
     void errorDialog(String errorMessage) {
         DialogBuilder.simple(dialogManager)
-                .setTitle(lookup("dialog.error"))
-                .setText(errorMessage)
-                .setOkButton(lookup("button.ok"))
-                .build()
-                .open();
+                     .setTitle(lookup("dialog.error"))
+                     .setText(errorMessage)
+                     .setOkButton(lookup("button.ok"))
+                     .build()
+                     .open();
+    }
+
+    public EffectHandler getEffectHandler() {
+        return effectHandler;
     }
 }

Projekte/battleship/client/src/main/java/pp/battleship/client/EffectHandler.java

@@ -0,0 +1,197 @@
+package pp.battleship.client;
+
+import com.jme3.effect.ParticleEmitter;
+import com.jme3.effect.ParticleMesh;
+import com.jme3.material.Material;
+import com.jme3.math.ColorRGBA;
+import com.jme3.math.Vector3f;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.Node;
+import pp.battleship.model.Battleship;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Timer;
+import java.util.TimerTask;
+
+/**
+ * EffectHandler manages the creation and manipulation of particle effects in the Battleship application.
+ */
+public class EffectHandler {
+    private final BattleshipApp app;
+    private final Map<Battleship, List<ParticleEmitter>> effects;
+
+    /**
+     * Constructs an EffectHandler with the specified BattleshipApp instance.
+     *
+     * @param app the BattleshipApp instance
+     */
+    public EffectHandler(BattleshipApp app) {
+        this.app = app;
+        effects = new HashMap<>();
+    }
+
+    /**
+     * Creates a fire effect at the specified position for the given Battleship.
+     *
+     * @param point the position where the fire effect will be created
+     * @param ship  the Battleship associated with the fire effect
+     * @return a Node containing the fire effect
+     */
+    public Node createFire(Vector3f point, Battleship ship) {
+        Node parent = new Node();
+        parent.setLocalTranslation(point);
+
+        ParticleEmitter fire = initializeParticleEmitter(
+                "Effects/Explosion/flame.png",
+                2,2,
+                new ColorRGBA(1f, 0f, 0f, 1f),
+                new ColorRGBA(1f, 1f, 0f, 0.5f),
+                new Vector3f(0, 1.5f, 0),
+                50,
+                .4f,
+                0.05f,
+                1f,
+                2f,
+                0.2f,
+                new Vector3f(0, 0, 0)
+        );
+
+        ParticleEmitter smoke = initializeParticleEmitter(
+                "Effects/Smoke/Smoke.png",
+                15,
+                1,
+                new ColorRGBA(1f, 1f, 1f, 0f),
+                new ColorRGBA(0.5f, 0.5f, 0.5f, 0.5f),
+                new Vector3f(0, 1f, 0),
+                600,
+                .2f,
+                0.1f,
+                1f,
+                5f,
+                0.25f,
+                new Vector3f(0, 0, 0)
+        );
+
+        parent.attachChild(fire);
+        parent.attachChild(smoke);
+
+        List<ParticleEmitter> oldEffects = new ArrayList<>(effects.getOrDefault(ship, new ArrayList<>()));
+        oldEffects.add(fire);
+        oldEffects.add(smoke);
+        effects.put(ship, oldEffects);
+
+        return parent;
+    }
+
+    /**
+     * Creates a water splash effect at the specified position.
+     *
+     * @param pos the position where the water splash effect will be created
+     * @return a Geometry representing the water splash effect
+     */
+    public Geometry waterSplash(Vector3f pos) {
+        ParticleEmitter water = initializeParticleEmitter(
+                "Effects/Explosion/flash.png",
+                2,2,
+                new ColorRGBA(0.3f, 0.8f, 1f, 0f),
+                new ColorRGBA(0f, 0f, 1f, 1f),
+                new Vector3f(0, 3, 0),
+                100,
+                .6f,
+                0.05f,
+                1f,
+                1.5f,
+                0.3f,
+                new Vector3f(0, 4f, 0)
+        );
+
+        water.setLocalTranslation(pos);
+        water.emitAllParticles();
+        water.setParticlesPerSec(0);
+
+        new Timer().schedule(new TimerTask() {
+            @Override
+            public void run() {
+                deleteSplash(water);
+            }
+        }, 2000);
+
+        return water;
+    }
+
+    /**
+     * Creates a debris splash effect at the specified position.
+     *
+     * @param pos the position where the debris splash effect will be created
+     * @return a Geometry representing the debris splash effect
+     */
+    public Geometry debrisSplash(Vector3f pos) {
+        ParticleEmitter debris = initializeParticleEmitter(
+                "Effects/Explosion/Debris.png",
+                3,3,
+                new ColorRGBA(0.1f, 0.1f, 0.1f, 0f),
+                new ColorRGBA(0.5f, 0.5f, 0.5f, .8f),
+                new Vector3f(0, 2f, 0),
+                50,
+                0.1f,
+                0.5f,
+                1f,
+                1.5f,
+                0.5f,
+                new Vector3f(0, 0, 0)
+        );
+        debris.setLocalTranslation(pos);
+
+        debris.emitAllParticles();
+        debris.setParticlesPerSec(0);
+
+        return debris;
+    }
+
+    /**
+     * Deletes the specified splash effect from the scene.
+     *
+     * @param splash the Geometry representing the splash effect to be deleted
+     */
+    private void deleteSplash(Geometry splash) {
+        splash.getParent().detachChild(splash);
+    }
+
+    /**
+     * Stops all particle effects associated with the specified Battleship.
+     *
+     * @param ship the Battleship whose effects are to be destroyed
+     */
+    public void destroyShip(Battleship ship) {
+        for (ParticleEmitter emitter : effects.get(ship)) {
+            emitter.setParticlesPerSec(0);
+        }
+    }
+
+    private ParticleEmitter initializeParticleEmitter(
+            String texturePath, int imagesX, int imagesY, ColorRGBA endColor, ColorRGBA startColor, Vector3f initialVelocity,
+            int particleCount, float startSize, float endSize, float lowLife, float highLife,
+            float velocityVariation, Vector3f gravity
+    ) {
+        ParticleEmitter emitter = new ParticleEmitter("Emitter", ParticleMesh.Type.Triangle, particleCount);
+        Material mat = new Material(app.getAssetManager(), "Common/MatDefs/Misc/Particle.j3md");
+        mat.setTexture("Texture", app.getAssetManager().loadTexture(texturePath));
+        emitter.setMaterial(mat);
+        emitter.setImagesX(imagesX);
+        emitter.setImagesY(imagesY);
+        emitter.setEndColor(endColor);
+        emitter.setStartColor(startColor);
+        emitter.getParticleInfluencer().setInitialVelocity(initialVelocity);
+        emitter.setStartSize(startSize);
+        emitter.setEndSize(endSize);
+        emitter.setLowLife(lowLife);
+        emitter.setHighLife(highLife);
+        emitter.getParticleInfluencer().setVelocityVariation(velocityVariation);
+        emitter.setGravity(gravity);
+
+        return emitter;
+    }
+}

Projekte/battleship/client/src/main/java/pp/battleship/client/GameMusic.java

@@ -0,0 +1,114 @@
+package pp.battleship.client;
+
+import com.jme3.app.Application;
+import com.jme3.app.state.AbstractAppState;
+import com.jme3.app.state.AppStateManager;
+import com.jme3.audio.AudioNode;
+
+import java.util.prefs.Preferences;
+
+import static pp.JmeUtil.loadSound;
+import static pp.util.PreferencesUtils.getPreferences;
+
+/**
+ * An application state that plays sounds.
+ */
+public class GameMusic extends AbstractAppState {
+    private static final Preferences PREFERENCES = getPreferences(GameMusic.class);
+    private static final String ENABLED_PREF = "enabled";
+    private static final String VOLUME_PREF = "volume";
+
+    private static final String MUSIC_PATH = "Sound/background.wav";
+
+    private AudioNode backgroundMusic;
+    private float volume;
+
+    /**
+     * Returns whether the music is enabled in the user preferences.
+     *
+     * @return true if music is enabled, false otherwise
+     */
+    public static boolean enabledInPreferences() {
+        return PREFERENCES.getBoolean(ENABLED_PREF, true);
+    }
+
+    /**
+     * Returns the music volume level stored in the user preferences.
+     *
+     * @return the volume level as a float (default is 0.5f)
+     */
+    public static float volumeInPreferences() {
+        return PREFERENCES.getFloat(VOLUME_PREF, 0.5f);
+    }
+
+    /**
+     * Initializes the game music system
+     *
+     * @param stateManager the state manager of the game
+     * @param app          the main application
+     */
+    @Override
+    public void initialize(AppStateManager stateManager, Application app) {
+        super.initialize(stateManager, app);
+        backgroundMusic = loadSound(app, MUSIC_PATH);
+        setMusicVolume(volumeInPreferences());
+        if (isEnabled()) playMusic();
+    }
+
+    /**
+     * Sets the enabled state of this AppState.
+     * Overrides {@link com.jme3.app.state.AbstractAppState#setEnabled(boolean)}
+     *
+     * @param enabled {@code true} to enable the AppState, {@code false} to disable it.
+     */
+    @Override
+    public void setEnabled(boolean enabled) {
+        if (enabled && !isEnabled()) {
+            playMusic();
+        }
+        else if (!enabled && isEnabled()) {
+            stopMusic();
+        }
+        super.setEnabled(enabled);
+        PREFERENCES.putBoolean(ENABLED_PREF, enabled);
+    }
+
+    /**
+     * Plays the background music.
+     */
+    public void playMusic() {
+        if (backgroundMusic != null) {
+            backgroundMusic.play();
+        }
+    }
+
+    /**
+     * Stops background music.
+     */
+    public void stopMusic() {
+        if (backgroundMusic != null) {
+            backgroundMusic.stop();
+        }
+    }
+
+    /**
+     * Sets the volume of the background music and saves the volume setting in user preferences.
+     *
+     * @param volume the volume level to set (0.0f to 1.0f)
+     */
+    public void setMusicVolume(float volume) {
+        if (backgroundMusic != null) {
+            backgroundMusic.setVolume(volume);
+            this.volume = volume;
+            PREFERENCES.putFloat(VOLUME_PREF, volume);
+        }
+    }
+
+    /**
+     * Returns volume stored in class
+     * @return volume
+     */
+    public float getVolume() {
+        return this.volume;
+    }
+}

Projekte/battleship/client/src/main/java/pp/battleship/client/GameSound.java

@@ -10,9 +10,6 @@
 import com.jme3.app.Application;
 import com.jme3.app.state.AbstractAppState;
 import com.jme3.app.state.AppStateManager;
-import com.jme3.asset.AssetLoadException;
-import com.jme3.asset.AssetNotFoundException;
-import com.jme3.audio.AudioData;
 import com.jme3.audio.AudioNode;
 import pp.battleship.notification.GameEventListener;
 import pp.battleship.notification.SoundEvent;
@@ -21,6 +18,7 @@
 import java.lang.System.Logger.Level;
 import java.util.prefs.Preferences;
 
+import static pp.JmeUtil.loadSound;
 import static pp.util.PreferencesUtils.getPreferences;
 
 /**
@@ -34,7 +32,7 @@ public class GameSound extends AbstractAppState implements GameEventListener {
     private AudioNode splashSound;
     private AudioNode shipDestroyedSound;
     private AudioNode explosionSound;
-    private AudioNode shellFiredSound;
+    private AudioNode shellFlyingSound;
 
     /**
      * Checks if sound is enabled in the preferences.
@@ -79,26 +77,16 @@ public void initialize(AppStateManager stateManager, Application app) {
         shipDestroyedSound = loadSound(app, "Sound/Effects/sunken.wav"); //NON-NLS
         splashSound = loadSound(app, "Sound/Effects/splash.wav"); //NON-NLS
         explosionSound = loadSound(app, "Sound/Effects/explosion.wav"); //NON-NLS
-        shellFiredSound = loadSound(app, "Sound/Effects/missle.wav"); //NON-NLS
+        shellFlyingSound = loadSound(app, "Sound/Effects/shell_flying.wav");
     }
 
     /**
-     * Loads a sound from the specified file.
-     *
-     * @param app  The application
-     * @param name The name of the sound file.
-     * @return The loaded AudioNode.
+     * Plays the shell flying sound effect.
      */
-    private AudioNode loadSound(Application app, String name) {
-        try {
-            final AudioNode sound = new AudioNode(app.getAssetManager(), name, AudioData.DataType.Buffer);
-            sound.setLooping(false);
-            sound.setPositional(false);
-            return sound;
-        } catch (AssetLoadException | AssetNotFoundException ex) {
-            LOGGER.log(Level.ERROR, ex.getMessage(), ex);
+    public void shellFly() {
+        if (isEnabled() && shellFlyingSound != null) {
+            shellFlyingSound.playInstance();
         }
-        return null;
     }
 
     /**
@@ -125,21 +113,13 @@ public void shipDestroyed() {
             shipDestroyedSound.playInstance();
     }
 
-    /**
-     * Plays sound effect when a shell has been fired.
-     */
-    public void shellFired() {
-        if (isEnabled() && shellFiredSound != null)
-            shellFiredSound.playInstance();
-    }
-
     @Override
     public void receivedEvent(SoundEvent event) {
         switch (event.sound()) {
             case EXPLOSION -> explosion();
             case SPLASH -> splash();
             case DESTROYED_SHIP -> shipDestroyed();
-            case SHELL_FIRED -> shellFired();
+            case SHELL_FLYING -> shellFly();
         }
     }
 }

Projekte/battleship/client/src/main/java/pp/battleship/client/Menu.java

@@ -9,10 +9,7 @@
 
 import com.simsilica.lemur.Button;
 import com.simsilica.lemur.Checkbox;
-import com.simsilica.lemur.DefaultRangedValueModel;
 import com.simsilica.lemur.Label;
-import com.simsilica.lemur.Slider;
-import com.simsilica.lemur.core.VersionedReference;
 import com.simsilica.lemur.style.ElementId;
 import pp.dialog.Dialog;
 import pp.dialog.StateCheckboxModel;
@@ -22,8 +19,6 @@
 import java.io.IOException;
 import java.util.prefs.Preferences;
 
-import java.lang.System.Logger;
-
 import static pp.battleship.Resources.lookup;
 import static pp.util.PreferencesUtils.getPreferences;
 
@@ -33,13 +28,12 @@
  * returning to the game, and quitting the application.
  */
 class Menu extends Dialog {
-    private static final Logger LOGGER = System.getLogger(Menu.class.getName());
     private static final Preferences PREFERENCES = getPreferences(Menu.class);
     private static final String LAST_PATH = "last.file.path";
     private final BattleshipApp app;
     private final Button loadButton = new Button(lookup("menu.map.load"));
     private final Button saveButton = new Button(lookup("menu.map.save"));
-    private final VersionedReference<Double> volumeRef;
+    private final VolumeSlider volumeSlider;
 
     /**
      * Constructs the Menu dialog for the Battleship application.
@@ -49,19 +43,13 @@ class Menu extends Dialog {
     public Menu(BattleshipApp app) {
         super(app.getDialogManager());
         this.app = app;
+        volumeSlider = new VolumeSlider(app.getStateManager().getState(GameMusic.class));
+
         addChild(new Label(lookup("battleship.name"), new ElementId("header"))); //NON-NLS
-
         addChild(new Checkbox(lookup("menu.sound-enabled"),
-                new StateCheckboxModel(app, GameSound.class)));
-
-        addChild(new Checkbox(lookup("menu.music-toggle"),
-                new StateCheckboxModel(app, BackgroundMusic.class)));
-
-        Slider volumeSlider = new Slider();
-        volumeSlider.setModel(new DefaultRangedValueModel(0.0, 2.0, app.getStateManager().getState(BackgroundMusic.class).getVolume()));
-        volumeSlider.setDelta(0.1f);
+                              new StateCheckboxModel(app, GameSound.class)));
+        addChild(new Checkbox(lookup("menu.music-enabled"), new StateCheckboxModel(app, GameMusic.class)));
         addChild(volumeSlider);
-        volumeRef = volumeSlider.getModel().createReference();
 
         addChild(loadButton)
                 .addClickCommands(s -> ifTopDialog(this::loadDialog));
@@ -83,26 +71,9 @@ public void update() {
         saveButton.setEnabled(app.getGameLogic().maySaveMap());
     }
 
-    /**
-     * Updates the menu state based on the time per frame (tpf).
-     * If the volume reference has been updated, adjusts the volume accordingly.
-     *
-     * @param tpf the time per frame
-     */
     @Override
-    public void update(float tpf) {
-        if (volumeRef.update()) {
-            adjustVolume(volumeRef.get());
-        }
-    }
-
-    /**
-     * Adjusts the volume of the background music.
-     *
-     * @param volume the new volume level to set, as a double
-     */
-    private void adjustVolume(double volume) {
-        app.getStateManager().getState(BackgroundMusic.class).setVolume((float) volume);
+    public void update(float delta) {
+        volumeSlider.update();
     }
 
     /**
@@ -139,7 +110,8 @@ private void handle(FileAction fileAction, TextInputDialog dialog) {
             PREFERENCES.put(LAST_PATH, path);
             fileAction.run(new File(path));
             dialog.close();
-        } catch (IOException e) {
+        }
+        catch (IOException e) {
             app.errorDialog(e.getLocalizedMessage());
         }
     }
@@ -153,13 +125,13 @@ private void handle(FileAction fileAction, TextInputDialog dialog) {
     private void fileDialog(FileAction fileAction, String label) {
         final TextInputDialog dialog =
                 TextInputDialog.builder(app.getDialogManager())
-                        .setLabel(lookup("label.file"))
-                        .setFocus(TextInputDialog::getInput)
-                        .setTitle(label)
-                        .setOkButton(lookup("button.ok"), d -> handle(fileAction, d))
-                        .setNoButton(lookup("button.cancel"))
-                        .setOkClose(false)
-                        .build();
+                               .setLabel(lookup("label.file"))
+                               .setFocus(TextInputDialog::getInput)
+                               .setTitle(label)
+                               .setOkButton(lookup("button.ok"), d -> handle(fileAction, d))
+                               .setNoButton(lookup("button.cancel"))
+                               .setOkClose(false)
+                               .build();
         final String path = PREFERENCES.get(LAST_PATH, null);
         if (path != null)
             dialog.getInput().setText(path.trim());

Projekte/battleship/client/src/main/java/pp/battleship/client/NetworkDialog.java

@@ -12,6 +12,7 @@
 import com.simsilica.lemur.Label;
 import com.simsilica.lemur.TextField;
 import com.simsilica.lemur.component.SpringGridLayout;
+import pp.battleship.client.clienthost.BattleshipServerClient;
 import pp.dialog.Dialog;
 import pp.dialog.DialogBuilder;
 import pp.dialog.SimpleDialog;
@@ -31,15 +32,16 @@ class NetworkDialog extends SimpleDialog {
     private static final Logger LOGGER = System.getLogger(NetworkDialog.class.getName());
     private static final String LOCALHOST = "localhost"; //NON-NLS
     private static final String DEFAULT_PORT = "1234"; //NON-NLS
-    private static final int START_SERVER_DELAY = 2000;
     private final NetworkSupport network;
     private final TextField host = new TextField(LOCALHOST);
     private final TextField port = new TextField(DEFAULT_PORT);
     private String hostname;
     private int portNumber;
     private Future<Object> connectionFuture;
+    private Future<Object> serverFuture;
     private Dialog progressDialog;
-    private boolean hostServer = false;
+    private BattleshipServerClient server;
+    private final Checkbox clientHostCheckbox;
 
     /**
      * Constructs a new NetworkDialog.
@@ -53,26 +55,22 @@ class NetworkDialog extends SimpleDialog {
         host.setPreferredWidth(400f);
         port.setSingleLine(true);
 
-        Checkbox hostCheckbox = new Checkbox(lookup("host.own-server"));
-        hostCheckbox.setChecked(false);
-        hostCheckbox.addClickCommands(s -> hostServer = !hostServer);
-
         final BattleshipApp app = network.getApp();
         final Container input = new Container(new SpringGridLayout());
         input.addChild(new Label(lookup("host.name") + ":  "));
         input.addChild(host, 1);
         input.addChild(new Label(lookup("port.number") + ":  "));
         input.addChild(port, 1);
-        input.addChild(hostCheckbox);
-
+        clientHostCheckbox = new Checkbox("Host Server");
+        input.addChild(clientHostCheckbox);
         DialogBuilder.simple(app.getDialogManager())
-                .setTitle(lookup("server.dialog"))
-                .setExtension(d -> d.addChild(input))
-                .setOkButton(lookup("button.connect"), d -> connectHostServer())
-                .setNoButton(lookup("button.cancel"), app::closeApp)
-                .setOkClose(false)
-                .setNoClose(false)
-                .build(this);
+                     .setTitle(lookup("server.dialog"))
+                     .setExtension(d -> d.addChild(input))
+                     .setOkButton(lookup("button.connect"), d -> connect())
+                     .setNoButton(lookup("button.cancel"), app::closeApp)
+                     .setOkClose(false)
+                     .setNoClose(false)
+                     .build(this);
     }
 
     /**
@@ -85,55 +83,31 @@ private void connect() {
             hostname = host.getText().trim().isEmpty() ? LOCALHOST : host.getText();
             portNumber = Integer.parseInt(port.getText());
             openProgressDialog();
+
+            if (clientHostCheckbox.isChecked()) {
+                serverFuture = network.getApp().getExecutor().submit(this::initServer);
+
+                while (server == null || !server.isReady()) {
+                    Thread.sleep(100);
+                }
+            }
             connectionFuture = network.getApp().getExecutor().submit(this::initNetwork);
-        } catch (NumberFormatException e) {
+        }
+        catch (NumberFormatException e) {
             network.getApp().errorDialog(lookup("port.must.be.integer"));
         }
-    }
-
-    /**
-     * Connects to the host server. If the `hostServer` flag is set, it starts the server
-     * before attempting to connect. If the server fails to start, logs an error.
-     */
-    private void connectHostServer() {
-        if (hostServer) {
-            startServer();
-            try {
-                Thread.sleep(START_SERVER_DELAY);
-            } catch (Exception e) {
-                LOGGER.log(Level.ERROR, "Server start failed", e); //NON-NLS
-            }
-            connect();
-        } else {
-            connect();
+        catch (InterruptedException e) {
+            throw new RuntimeException(e);
         }
     }
 
-    /**
-     * Starts the game server in a new thread.
-     * Logs an error if the server fails to start.
-     */
-    private void startServer() {
-        LOGGER.log(Level.INFO, "start server"); //NON-NLS
-        new Thread(() -> {
-            try {
-                LOGGER.log(Level.INFO, "Starting server..."); //NON-NLS
-                BattleshipServer server = new BattleshipServer(Integer.parseInt(port.getText()));
-                LOGGER.log(Level.INFO, "Server started"); //NON-NLS
-                server.run();
-            } catch (Exception e) {
-                LOGGER.log(Level.ERROR, "Server start failed", e); //NON-NLS
-            }
-        }).start();
-    }
-
     /**
      * Creates a dialog indicating that the connection is in progress.
      */
     private void openProgressDialog() {
         progressDialog = DialogBuilder.simple(network.getApp().getDialogManager())
-                .setText(lookup("label.connecting"))
-                .build();
+                                      .setText(lookup("label.connecting"))
+                                      .build();
         progressDialog.open();
     }
 
@@ -146,7 +120,25 @@ private Object initNetwork() {
         try {
             network.initNetwork(hostname, portNumber);
             return null;
-        } catch (Exception e) {
+        }
+        catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * Tries to initialize the server hosted by the client.
+     *
+     * @throws RuntimeException If an error occurs when starting the server.
+     */
+    private Object initServer() {
+        try {
+            server = new BattleshipServerClient();
+            server.run(Integer.parseInt(port.getText()));
+            return null;
+        }
+        catch (Exception e) {
+            LOGGER.log(Level.ERROR, "Error while starting server", e);
             throw new RuntimeException(e);
         }
     }
@@ -161,12 +153,27 @@ public void update(float delta) {
             try {
                 connectionFuture.get();
                 success();
-            } catch (ExecutionException e) {
+            }
+            catch (ExecutionException e) {
                 failure(e.getCause());
-            } catch (InterruptedException e) {
+            }
+            catch (InterruptedException e) {
                 LOGGER.log(Level.WARNING, "Interrupted!", e); //NON-NLS
                 Thread.currentThread().interrupt();
             }
+
+        if (serverFuture != null && serverFuture.isDone()) {
+            try {
+                serverFuture.get();
+            }
+            catch (ExecutionException e) {
+                LOGGER.log(Level.ERROR, "Failed to start server", e.getCause());
+            }
+            catch (InterruptedException e) {
+                LOGGER.log(Level.WARNING, "Server thread was interrupted", e);
+                Thread.currentThread().interrupt();
+            }
+        }
     }
 
     /**

Projekte/battleship/client/src/main/java/pp/battleship/client/VolumeSlider.java

@@ -0,0 +1,38 @@
+package pp.battleship.client;
+
+import com.simsilica.lemur.Slider;
+
+/**
+ * Represents a volume slider for controlling the background music volume in the Battleship game.
+ * This class extends the {@link Slider} class and interfaces with the {@link GameMusic} instance
+ * to adjust the volume settings based on user input.
+ */
+public class VolumeSlider extends Slider {
+    private final GameMusic gameMusic;
+    private float volume;
+
+    /**
+     * Constructs a new VolumeSlider instance and initializes it with the current volume level
+     * from the game music preferences.
+     *
+     * @param gameMusic the instance of {@link GameMusic} to control music volume
+     */
+    public VolumeSlider(GameMusic gameMusic) {
+        super();
+        this.gameMusic = gameMusic;
+        volume = gameMusic.getVolume();
+        getModel().setPercent(volume);
+    }
+
+    /**
+     * Updates the volume setting based on the current slider position.
+     * If the slider's percent value has changed, it updates the music volume
+     * in the associated {@link GameMusic} instance.
+     */
+    public void update() {
+        if (getModel().getPercent() != volume) {
+            this.volume = (float) getModel().getPercent();
+            gameMusic.setMusicVolume(volume);
+        }
+    }
+}

Projekte/battleship/client/src/main/java/pp/battleship/client/clienthost/BattleshipServerClient.java

@@ -5,7 +5,7 @@
 // (c) Mark Minas (mark.minas@unibw.de)
 ////////////////////////////////////////
 
-package pp.battleship.client;
+package pp.battleship.client.clienthost;
 
 import com.jme3.network.ConnectionListener;
 import com.jme3.network.HostedConnection;
@@ -18,7 +18,7 @@
 import pp.battleship.game.server.Player;
 import pp.battleship.game.server.ServerGameLogic;
 import pp.battleship.game.server.ServerSender;
-import pp.battleship.message.client.AnimationMessage;
+import pp.battleship.message.client.AnimationFinishedMessage;
 import pp.battleship.message.client.ClientMessage;
 import pp.battleship.message.client.MapMessage;
 import pp.battleship.message.client.ShootMessage;
@@ -42,41 +42,14 @@
 /**
  * Server implementing the visitor pattern as MessageReceiver for ClientMessages
  */
-public class BattleshipServer implements MessageListener<HostedConnection>, ConnectionListener, ServerSender {
-    /**
-     * Logger for the BattleshipServer class.
-     */
-    private static final Logger LOGGER = System.getLogger(BattleshipServer.class.getName());
-
-    /**
-     * Configuration file for the server.
-     */
+public class BattleshipServerClient implements MessageListener<HostedConnection>, ConnectionListener, ServerSender {
+    private static final Logger LOGGER = System.getLogger(BattleshipServerClient.class.getName());
     private static final File CONFIG_FILE = new File("server.properties");
 
-    /**
-     * Port number for the server.
-     */
-    private final int PORT_NUMBER;
-
-    /**
-     * Configuration settings for the Battleship server.
-     */
     private final BattleshipConfig config = new BattleshipConfig();
-
-    /**
-     * The server instance.
-     */
     private Server myServer;
-
-    /**
-     * Game logic for the server.
-     */
     private final ServerGameLogic logic;
-
-    /**
-     * Queue for pending messages to be processed by the server.
-     */
-    private final BlockingQueue<ReceivedMessage> pendingMessages = new LinkedBlockingQueue<>();
+    private final BlockingQueue<ReceivedMessageClient> pendingMessages = new LinkedBlockingQueue<>();
 
     static {
         // Configure logging
@@ -84,45 +57,53 @@ public class BattleshipServer implements MessageListener<HostedConnection>, Conn
         try {
             manager.readConfiguration(new FileInputStream("logging.properties"));
             LOGGER.log(Level.INFO, "Successfully read logging properties"); //NON-NLS
-        } catch (IOException e) {
+        }
+        catch (IOException e) {
             LOGGER.log(Level.INFO, e.getMessage());
         }
     }
 
     /**
-     * Creates the server.
+     * Creates the server and reads the configuration from the specified file.
+     * Initializes the game logic and sets up logging.
      */
-    public BattleshipServer(int PORT_NUMBER) {
+    public BattleshipServerClient() {
         config.readFromIfExists(CONFIG_FILE);
-        this.PORT_NUMBER = PORT_NUMBER;
         LOGGER.log(Level.INFO, "Configuration: {0}", config); //NON-NLS
         logic = new ServerGameLogic(this, config);
     }
 
     /**
-     * Starts the server and processes incoming messages indefinitely.
+     * Checks if the server is ready.
+     *
+     * @return true if the server is running, false otherwise
      */
-    public void run() {
-        startServer();
+    public boolean isReady() {
+        return myServer != null && myServer.isRunning();
+    }
+
+    /**
+     * Starts the server and continuously processes incoming messages.
+     */
+    public void run(int port) {
+        startServer(port);
         while (true)
             processNextMessage();
     }
 
     /**
-     * Starts the server and initializes necessary components.
-     * This method sets up the server, registers serializable classes,
-     * starts the server, and registers listeners for incoming connections and messages.
-     * If the server fails to start, it logs an error and exits the application.
+     * Starts the server by creating a network server on the specified port.
      */
-    private void startServer() {
+    private void startServer(int port) {
         try {
             LOGGER.log(Level.INFO, "Starting server..."); //NON-NLS
-            myServer = Network.createServer(PORT_NUMBER);
+            myServer = Network.createServer(port);
             initializeSerializables();
             myServer.start();
             registerListeners();
             LOGGER.log(Level.INFO, "Server started: {0}", myServer.isRunning()); //NON-NLS
-        } catch (IOException e) {
+        }
+        catch (IOException e) {
             LOGGER.log(Level.ERROR, "Couldn't start server: {0}", e.getMessage()); //NON-NLS
             exit(1);
         }
@@ -130,78 +111,55 @@ private void startServer() {
 
     /**
      * Processes the next message in the queue.
-     * This method blocks until a message is available, then processes it using the server logic.
-     * If interrupted while waiting, it logs the interruption and re-interrupts the thread.
      */
     private void processNextMessage() {
         try {
             pendingMessages.take().process(logic);
-        } catch (InterruptedException ex) {
+        }
+        catch (InterruptedException ex) {
             LOGGER.log(Level.INFO, "Interrupted while waiting for messages"); //NON-NLS
             Thread.currentThread().interrupt();
         }
     }
 
     /**
-     * Registers the serializable classes used by the server.
-     * This method ensures that the necessary classes are registered with the serializer
-     * so that they can be correctly transmitted over the network.
+     * Registers all serializable message classes for network transmission.
      */
     private void initializeSerializables() {
         Serializer.registerClass(GameDetails.class);
         Serializer.registerClass(StartBattleMessage.class);
         Serializer.registerClass(MapMessage.class);
         Serializer.registerClass(ShootMessage.class);
-        Serializer.registerClass(AnimationMessage.class);
         Serializer.registerClass(EffectMessage.class);
+        Serializer.registerClass(AnimationFinishedMessage.class);
         Serializer.registerClass(Battleship.class);
         Serializer.registerClass(IntPoint.class);
         Serializer.registerClass(Shot.class);
     }
 
     /**
-     * Registers listeners for incoming connections and messages.
-     * This method adds message listeners for `MapMessage` and `ShootMessage` classes,
-     * and a connection listener for handling connection events.
+     * Registers the message and connection listeners for the server.
      */
     private void registerListeners() {
         myServer.addMessageListener(this, MapMessage.class);
         myServer.addMessageListener(this, ShootMessage.class);
-        myServer.addMessageListener(this, AnimationMessage.class);
+        myServer.addMessageListener(this, AnimationFinishedMessage.class);
         myServer.addConnectionListener(this);
     }
 
-    /**
-     * Handles the reception of messages from clients.
-     *
-     * @param source  the connection from which the message was received
-     * @param message the message received from the client
-     */
     @Override
     public void messageReceived(HostedConnection source, Message message) {
         LOGGER.log(Level.INFO, "message received from {0}: {1}", source.getId(), message); //NON-NLS
         if (message instanceof ClientMessage clientMessage)
-            pendingMessages.add(new ReceivedMessage(clientMessage, source.getId()));
+            pendingMessages.add(new ReceivedMessageClient(clientMessage, source.getId()));
     }
 
-    /**
-     * Called when a new connection is added to the server.
-     *
-     * @param server           the server to which the connection was added
-     * @param hostedConnection the connection that was added
-     */
     @Override
     public void connectionAdded(Server server, HostedConnection hostedConnection) {
         LOGGER.log(Level.INFO, "new connection {0}", hostedConnection); //NON-NLS
         logic.addPlayer(hostedConnection.getId());
     }
 
-    /**
-     * Called when a connection is removed from the server.
-     *
-     * @param server           the server from which the connection was removed
-     * @param hostedConnection the connection that was removed
-     */
     @Override
     public void connectionRemoved(Server server, HostedConnection hostedConnection) {
         LOGGER.log(Level.INFO, "connection closed: {0}", hostedConnection); //NON-NLS
@@ -215,10 +173,9 @@ public void connectionRemoved(Server server, HostedConnection hostedConnection)
     }
 
     /**
-     * Exits the application with the specified exit value.
-     * Closes all client connections and logs the close request.
+     * Shuts down the server and closes all active connections.
      *
-     * @param exitValue the exit value to be used when exiting the application
+     * @param exitValue the exit code to terminate the program with
      */
     private void exit(int exitValue) { //NON-NLS
         LOGGER.log(Level.INFO, "close request"); //NON-NLS

Projekte/battleship/client/src/main/java/pp/battleship/client/clienthost/ReceivedMessageClient.java

@@ -5,23 +5,12 @@
 // (c) Mark Minas (mark.minas@unibw.de)
 ////////////////////////////////////////
 
-package pp.battleship.client;
+package pp.battleship.client.clienthost;
 
 import pp.battleship.message.client.ClientInterpreter;
 import pp.battleship.message.client.ClientMessage;
 
-/**
- * Represents a received message from a client.
- *
- * @param message the client message
- * @param from    the ID of the sender
- */
-record ReceivedMessage(ClientMessage message, int from) {
-    /**
-     * Processes the received message using the specified interpreter.
-     *
-     * @param interpreter the client interpreter
-     */
+record ReceivedMessageClient(ClientMessage message, int from) {
     void process(ClientInterpreter interpreter) {
         message.accept(interpreter, from);
     }

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/MapView.java

@@ -28,7 +28,7 @@
  * and interaction between the model and the view.
  */
 class MapView {
-    private static final float FIELD_SIZE = 40f;
+    public static final float FIELD_SIZE = 40f;
     private static final float GRID_LINE_WIDTH = 2f;
     private static final float BACKGROUND_DEPTH = -4f;
     private static final float GRID_DEPTH = -1f;
@@ -143,10 +143,6 @@ public float getHeight() {
         return FIELD_SIZE * map.getHeight();
     }
 
-    public static float getFieldSize() {
-        return FIELD_SIZE;
-    }
-
     /**
      * Converts coordinates from view coordinates to model coordinates.
      *

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/MapViewSynchronizer.java

@@ -9,6 +9,7 @@
 
 import com.jme3.material.Material;
 import com.jme3.material.RenderState;
+import com.jme3.material.RenderState.BlendMode;
 import com.jme3.math.ColorRGBA;
 import com.jme3.scene.Geometry;
 import com.jme3.scene.Node;
@@ -31,6 +32,7 @@ class MapViewSynchronizer extends ShipMapSynchronizer {
     private static final float SHIP_LINE_WIDTH = 6f;
     private static final float SHOT_DEPTH = -2f;
     private static final float SHIP_DEPTH = 0f;
+    private static final float SHELL_DEPTH = 1f;
     private static final float INDENT = 4f;
 
     // Colors used for different visual elements
@@ -71,9 +73,9 @@ public Spatial visit(Shot shot) {
 
         // Create and return a rectangle representing the shot
         return view.getApp().getDraw().makeRectangle(p1.getX(), p1.getY(),
-                SHOT_DEPTH,
-                p2.getX() - p1.getX(), p2.getY() - p1.getY(),
-                color);
+                                                     SHOT_DEPTH,
+                                                     p2.getX() - p1.getX(), p2.getY() - p1.getY(),
+                                                     color);
     }
 
     /**
@@ -116,21 +118,22 @@ public Spatial visit(Battleship ship) {
     }
 
     /**
-     * Creates a visual representation of a shell on the map.
-     * The shell is represented as a black ellipse.
+     * Creates and returns a Spatial representation of the given {@code Shell} object
+     * for 2D visualization in the game. The shell is represented as a circle.
      *
-     * @param shell the Shell object representing the shell in the model
-     * @return a Spatial representing the shell on the map
+     * @param shell The {@code Shell} object to be visualized.
+     * @return A {@code Spatial} object representing the shell on the map.
      */
     @Override
     public Spatial visit(Shell shell) {
-        Geometry ellipse = new Geometry("ellipse", new Sphere(50, 50, MapView.getFieldSize() / 2 * 0.8f));
+        final ColorRGBA color = ColorRGBA.Black;
+        Geometry ellipse = new Geometry("ellipse", new Sphere(50, 50, MapView.FIELD_SIZE / 2 * 0.8f));
         Material mat = new Material(view.getApp().getAssetManager(), UNSHADED); //NON-NLS
-        mat.getAdditionalRenderState().setBlendMode(RenderState.BlendMode.Alpha);
+        mat.getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
         mat.getAdditionalRenderState().setFaceCullMode(RenderState.FaceCullMode.Off);
-        mat.setColor("Color", ColorRGBA.Black);
+        mat.setColor("Color", color);
         ellipse.setMaterial(mat);
-        ellipse.addControl(new ShellMapControl(view, shell));
+        ellipse.addControl(new Shell2DControl(view, shell));
         return ellipse;
     }
 

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/SeaSynchronizer.java

@@ -7,22 +7,27 @@
 
 package pp.battleship.client.gui;
 
-import com.jme3.effect.ParticleEmitter;
-import com.jme3.effect.ParticleMesh;
 import com.jme3.material.Material;
 import com.jme3.material.RenderState.BlendMode;
 import com.jme3.math.ColorRGBA;
-import com.jme3.math.Vector3f;
-import com.jme3.renderer.queue.RenderQueue;
 import com.jme3.renderer.queue.RenderQueue.ShadowMode;
 import com.jme3.scene.Geometry;
 import com.jme3.scene.Node;
 import com.jme3.scene.Spatial;
 import com.jme3.scene.shape.Box;
+import com.jme3.scene.shape.Cylinder;
 import pp.battleship.client.BattleshipApp;
-import pp.battleship.model.*;
+import pp.battleship.model.Battleship;
+import pp.battleship.model.Rotation;
+import pp.battleship.model.Shell;
+import pp.battleship.model.ShipMap;
+import pp.battleship.model.Shot;
+
+import java.util.Timer;
+import java.util.TimerTask;
 
 import static java.util.Objects.requireNonNull;
+import static pp.JmeUtil.mapToWorldCord;
 import static pp.util.FloatMath.HALF_PI;
 import static pp.util.FloatMath.PI;
 
@@ -34,18 +39,13 @@
  */
 class SeaSynchronizer extends ShipMapSynchronizer {
     private static final String UNSHADED = "Common/MatDefs/Misc/Unshaded.j3md"; //NON-NLS
-    private static final String KING_GEORGE_V_MODEL = "Models/KingGeorgeV/KingGeorgeV.j3o"; //NON-NLS
-    private static final String DESTROYER_MODEL = "Models/Destroyer/Destroyer.j3o"; //NON-NLS
-    private static final String DESTROYER_TEXTURE = "Models/Destroyer/BattleshipC.jpg"; //NON-NLS
-    private static final String TYPE_II_UBOAT_MODEL = "Models/TypeIIUboat/TypeIIUboat.j3o"; //NON-NLS
-    private static final String TYPE_II_UBOAT_TEXTURE = "Models/TypeIIUboat/Type_II_U-boat_diff.jpg"; //NON-NLS
-    private static final String ATLANTICA_MODEL = "Models/Atlantica/Atlantica.j3o"; //NON-NLS
-    private static final String ROCKET = "Models/Rocket/Rocket.j3o"; //NON-NLS
-
+    private static final String LIGHTING = "Common/MatDefs/Light/Lighting.j3md";
     private static final String COLOR = "Color"; //NON-NLS
     private static final String SHIP = "ship"; //NON-NLS
-    private static final String SHELL = "shell"; //NON-NLS
+    private static final String SHOT = "shot"; //NON-NLS
     private static final ColorRGBA BOX_COLOR = ColorRGBA.Gray;
+    private static final ColorRGBA SPLASH_COLOR = new ColorRGBA(0f, 0f, 1f, 0.4f);
+    private static final ColorRGBA HIT_COLOR = new ColorRGBA(1f, 0f, 0f, 0.4f);
 
     private final ShipMap map;
     private final BattleshipApp app;
@@ -77,6 +77,10 @@ public Spatial visit(Shot shot) {
         return shot.isHit() ? handleHit(shot) : handleMiss(shot);
     }
 
+    private Spatial handleMiss(Shot shot) {
+        return app.getEffectHandler().waterSplash(mapToWorldCord(shot.getX(), shot.getY()));
+    }
+
     /**
      * Handles a hit by attaching its representation to the node that
      * contains the ship model as a child so that it moves with the ship.
@@ -88,121 +92,44 @@ public Spatial visit(Shot shot) {
     private Spatial handleHit(Shot shot) {
         final Battleship ship = requireNonNull(map.findShipAt(shot), "Missing ship");
         final Node shipNode = requireNonNull((Node) getSpatial(ship), "Missing ship node");
+        shipNode.getControl(ShipControl.class).hit(shot);
+        if (ship.isDestroyed()) {
+            shipNode.getControl(ShipControl.class).destroyed();
 
-        final ParticleEmitter debris = createDebrisEffect(shot);
-        shipNode.attachChild(debris);
-
-        final ParticleEmitter fire = createFireEffect(shot, shipNode);
-        shipNode.attachChild(fire);
-
+            new Timer().schedule(new TimerTask() {
+                @Override
+                public void run() {
+                    handleShipDestroy(shipNode);
+                }
+            }, 10000);
+        }
         return null;
     }
 
-    private Spatial handleMiss(Shot shot) {
-        return createMissEffect(shot);
-    }
-
-    private ParticleEmitter createMissEffect(Shot shot) {
-        final ParticleEmitter water = new ParticleEmitter("WaterEmitter", ParticleMesh.Type.Triangle, 20);
-
-        Material waterMaterial = new Material(app.getAssetManager(), "Common/MatDefs/Misc/Particle.j3md");
-        waterMaterial.setTexture("Texture", app.getAssetManager().loadTexture("Effects/Explosion/flame.png"));
-        water.setMaterial(waterMaterial);
-
-        water.setImagesX(2);
-        water.setImagesY(2);
-        water.setStartColor(ColorRGBA.Cyan);
-        water.setEndColor(ColorRGBA.Blue);
-        water.getParticleInfluencer().setInitialVelocity(new Vector3f(0.1f, 0.1f, 0.1f));
-        water.setStartSize(0.4f);
-        water.setEndSize(0.45f);
-        water.setGravity(0, -0.5f, 0);
-        water.setLowLife(1f);
-        water.setHighLife(1f);
-        water.setParticlesPerSec(0);
-
-        water.setLocalTranslation(shot.getY() + 0.5f, 0f, shot.getX() + 0.5f);
-        water.emitAllParticles();
-        return water;
-    }
-
-    private ParticleEmitter createDebrisEffect(Shot shot) {
-        final ParticleEmitter debris = new ParticleEmitter("DebrisEmitter", ParticleMesh.Type.Triangle, 2);
-
-        Material debrisMaterial = new Material(app.getAssetManager(), "Common/MatDefs/Misc/Particle.j3md");
-        debrisMaterial.setTexture("Texture", app.getAssetManager().loadTexture("Effects/Explosion/Debris.png"));
-        debris.setMaterial(debrisMaterial);
-
-        debris.setImagesX(2);
-        debris.setImagesY(2);
-        debris.setStartColor(ColorRGBA.White);
-        debris.setEndColor(ColorRGBA.White);
-        debris.getParticleInfluencer().setInitialVelocity(new Vector3f(0.1f, 2f, 0.1f));
-        debris.setStartSize(0.1f);
-        debris.setEndSize(0.5f);
-        debris.setGravity(0, 3f, 0);
-        debris.getParticleInfluencer().setVelocityVariation(.40f);
-        debris.setLowLife(1f);
-        debris.setHighLife(1.5f);
-        debris.setParticlesPerSec(0);
-
-        debris.setLocalTranslation(shot.getY() + 0.5f, 0f, shot.getX() + 0.5f);
-        debris.emitAllParticles();
-        return debris;
-    }
-
-    private ParticleEmitter createFireEffect(Shot shot, Node shipNode) {
-        ParticleEmitter fire = new ParticleEmitter("FireEmitter", ParticleMesh.Type.Triangle, 100);
-
-        Material fireMaterial = new Material(app.getAssetManager(), "Common/MatDefs/Misc/Particle.j3md");
-        fireMaterial.setTexture("Texture", app.getAssetManager().loadTexture("Effects/Explosion/flame.png"));
-        fire.setMaterial(fireMaterial);
-
-        fire.setImagesX(2);
-        fire.setImagesY(2);
-        fire.setStartColor(ColorRGBA.Orange);
-        fire.setEndColor(ColorRGBA.Red);
-        fire.getParticleInfluencer().setInitialVelocity(new Vector3f(0, 1.5f, 0));
-        fire.setStartSize(0.2f);
-        fire.setEndSize(0.05f);
-        fire.setLowLife(1f);
-        fire.setHighLife(2f);
-        fire.getParticleInfluencer().setVelocityVariation(0.2f);
-
-        fire.setLocalTranslation(shot.getY() + 0.5f, 0f, shot.getX() + 0.5f);
-        fire.getLocalTranslation().subtractLocal(shipNode.getLocalTranslation());
-
-        return fire;
+    private void handleShipDestroy(Node shipNode) {
+        shipNode.getParent().detachChild(shipNode);
     }
 
     /**
-     * Visits a {@link Shell} and creates a graphical representation of it.
-     * The shell is represented as a node with a model attached to it.
-     * The node is then positioned and controlled by a {@link ShellControl}.
+     * Creates a cylinder geometry representing the specified shot.
+     * The appearance of the cylinder depends on whether the shot is a hit or a miss.
      *
-     * @param shell the shell to be represented
-     * @return the node containing the graphical representation of the shell
+     * @param shot the shot to be represented
+     * @return the geometry representing the shot
      */
-    @Override
-    public Spatial visit(Shell shell) {
-        final Node node = new Node(SHELL);
-        node.attachChild(createShell());
-        node.setLocalTranslation(shell.getY() + 0.5f, 10f, shell.getX() + 0.5f);
-        node.addControl(new ShellControl());
-        return node;
-    }
+    private Geometry createCylinder(Shot shot) {
+        final ColorRGBA color = shot.isHit() ? HIT_COLOR : SPLASH_COLOR;
+        final float height = shot.isHit() ? 1.2f : 0.1f;
 
-    /**
-     * Creates a graphical representation of a shell.
-     *
-     * @return the spatial representing the shell
-     */
-    private Spatial createShell() {
-        final Spatial model = app.getAssetManager().loadModel(ROCKET);
-        model.scale(0.0025f);
-        model.rotate(PI, 0f, 0f);
-        model.setShadowMode(ShadowMode.CastAndReceive);
-        return model;
+        final Cylinder cylinder = new Cylinder(2, 20, 0.45f, height, true);
+        final Geometry geometry = new Geometry(SHOT, cylinder);
+
+        geometry.setMaterial(createColoredMaterial(color));
+        geometry.rotate(HALF_PI, 0f, 0f);
+        // compute the center of the shot in world coordinates
+        geometry.setLocalTranslation(shot.getY() + 0.5f, 0f, shot.getX() + 0.5f);
+
+        return geometry;
     }
 
     /**
@@ -221,10 +148,31 @@ public Spatial visit(Battleship ship) {
         final float x = 0.5f * (ship.getMinY() + ship.getMaxY() + 1f);
         final float z = 0.5f * (ship.getMinX() + ship.getMaxX() + 1f);
         node.setLocalTranslation(x, 0f, z);
-        node.addControl(new ShipControl(ship));
+        node.addControl(new ShipControl(ship, node, app.getEffectHandler()));
         return node;
     }
 
+    /**
+     * Creates and returns a 3D model representation of the given {@code Shell} object
+     * for visualization in the game.
+     *
+     * @param shell The {@code Shell} object to be visualized.
+     * @return A {@code Spatial} object representing the 3D model of the shell.
+     */
+    @Override
+    public Spatial visit(Shell shell) {
+        final Spatial model = app.getAssetManager().loadModel("Models/Shell/shell.j3o");
+        model.setLocalScale(.05f);
+        model.setShadowMode(ShadowMode.CastAndReceive);
+        Material mat = new Material(app.getAssetManager(), LIGHTING);
+        mat.setTexture("DiffuseMap", app.getAssetManager().loadTexture("Models/Shell/shell_color.png"));
+        mat.setReceivesShadows(true);
+        model.setMaterial(mat);
+
+        model.addControl(new ShellControl(shell));
+        return model;
+    }
+
     /**
      * Creates the appropriate graphical representation of the specified battleship.
      * The representation is either a detailed model or a simple box based on the length of the ship.
@@ -234,10 +182,10 @@ public Spatial visit(Battleship ship) {
      */
     private Spatial createShip(Battleship ship) {
         return switch (ship.getLength()) {
-            case 1 -> createVessel(ship);
-            case 2 -> createSubmarine(ship);
-            case 3 -> createDestroyer(ship);
-            case 4 -> createBattleship(ship);
+            case 1 -> createBattleship(ship, ShipModel.SHIP1);
+            case 2 -> createBattleship(ship, ShipModel.SHIP2);
+            case 3 -> createBattleship(ship, ShipModel.SHIP3);
+            case 4 -> createBattleship(ship, ShipModel.SHIP4);
             default -> createBox(ship);
         };
     }
@@ -250,10 +198,10 @@ private Spatial createShip(Battleship ship) {
      */
     private Spatial createBox(Battleship ship) {
         final Box box = new Box(0.5f * (ship.getMaxY() - ship.getMinY()) + 0.3f,
-                0.3f,
-                0.5f * (ship.getMaxX() - ship.getMinX()) + 0.3f);
+                                0.3f,
+                                0.5f * (ship.getMaxX() - ship.getMinX()) + 0.3f);
         final Geometry geometry = new Geometry(SHIP, box);
-        geometry.setMaterial(createColoredMaterial());
+        geometry.setMaterial(createColoredMaterial(BOX_COLOR));
         geometry.setShadowMode(ShadowMode.CastAndReceive);
 
         return geometry;
@@ -265,14 +213,16 @@ private Spatial createBox(Battleship ship) {
      * the material's render state is set to use alpha blending, allowing for
      * semi-transparent rendering.
      *
+     * @param color the {@link ColorRGBA} to be applied to the material. If the alpha value
+     *              of the color is less than 1, the material will support transparency.
      * @return a {@link Material} instance configured with the specified color and,
      * if necessary, alpha blending enabled.
      */
-    private Material createColoredMaterial() {
+    private Material createColoredMaterial(ColorRGBA color) {
         final Material material = new Material(app.getAssetManager(), UNSHADED);
-        if (SeaSynchronizer.BOX_COLOR.getAlpha() < 1f)
+        if (color.getAlpha() < 1f)
             material.getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
-        material.setColor(COLOR, SeaSynchronizer.BOX_COLOR);
+        material.setColor(COLOR, color);
         return material;
     }
 
@@ -282,75 +232,23 @@ private Material createColoredMaterial() {
      * @param ship the battleship to be represented
      * @return the spatial representing the "King George V" battleship
      */
-    private Spatial createBattleship(Battleship ship) {
-        final Spatial model = app.getAssetManager().loadModel(KING_GEORGE_V_MODEL);
+    private Spatial createBattleship(Battleship ship, ShipModel shipModel) {
+        final Spatial model = app.getAssetManager().loadModel(shipModel.getPath());
 
         model.rotate(-HALF_PI, calculateRotationAngle(ship.getRot()), 0f);
-        model.scale(1.48f);
+        model.scale(shipModel.getScale());
+        model.setLocalTranslation(shipModel.getTranslation());
         model.setShadowMode(ShadowMode.CastAndReceive);
 
-        return model;
-    }
+        Material mat = new Material(app.getAssetManager(), LIGHTING);
 
-    /**
-     * Creates a detailed 3D model to represent a destroyer battleship.
-     *
-     * @param ship the battleship to be represented
-     * @return the spatial representing the destroyer battleship
-     */
-    private Spatial createDestroyer(Battleship ship) {
-        final Spatial model = app.getAssetManager().loadModel(DESTROYER_MODEL);
+        String colorPath = shipModel.getColorPath();
+        String bumpPath = shipModel.getBumpPath();
+        if (colorPath != null) mat.setTexture("DiffuseMap", app.getAssetManager().loadTexture(colorPath));
+        if (bumpPath != null) mat.setTexture("NormalMap", app.getAssetManager().loadTexture(bumpPath));
 
-        Material mat = new Material(app.getAssetManager(), UNSHADED);
-        mat.setTexture("ColorMap", app.getAssetManager().loadTexture(DESTROYER_TEXTURE));
-        mat.getAdditionalRenderState().setBlendMode(BlendMode.Off);
+        mat.setReceivesShadows(true);
         model.setMaterial(mat);
-
-        model.setQueueBucket(RenderQueue.Bucket.Opaque);
-
-        model.rotate(-HALF_PI, calculateRotationAngle(ship.getRot()), 0f);
-        model.scale(0.1f);
-        model.setLocalTranslation(0f, 0.25f, 0f);
-        model.setShadowMode(ShadowMode.CastAndReceive);
-
-        return model;
-    }
-
-    /**
-     * Creates a detailed 3D model to represent a Type II U-boat submarine.
-     *
-     * @param ship the battleship to be represented
-     * @return the spatial representing the Type II U-boat submarine
-     */
-    private Spatial createSubmarine(Battleship ship) {
-        final Spatial model = app.getAssetManager().loadModel(TYPE_II_UBOAT_MODEL);
-
-        Material mat = new Material(app.getAssetManager(), UNSHADED);
-        mat.setTexture("ColorMap", app.getAssetManager().loadTexture(TYPE_II_UBOAT_TEXTURE));
-        model.setMaterial(mat);
-
-        model.rotate(-HALF_PI, calculateRotationAngle(ship.getRot()), 0f);
-        model.scale(0.25f);
-        model.getLocalTranslation().addLocal(0f, -0.15f, 0f);
-        model.setShadowMode(ShadowMode.CastAndReceive);
-
-        return model;
-    }
-
-    /**
-     * Creates a detailed 3D model to represent a vessel.
-     *
-     * @param ship the battleship to be represented
-     * @return the spatial representing the vessel
-     */
-    private Spatial createVessel(Battleship ship) {
-        final Spatial model = app.getAssetManager().loadModel(ATLANTICA_MODEL);
-
-        model.rotate(-HALF_PI, calculateRotationAngle(ship.getRot()), 0f);
-        model.scale(0.0003f);
-        model.getLocalTranslation().addLocal(0f, -0.05f, 0f);
-        model.setShadowMode(ShadowMode.CastAndReceive);
-
         return model;
     }
 

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/Shell2DControl.java

@@ -0,0 +1,49 @@
+package pp.battleship.client.gui;
+
+import com.jme3.math.Vector3f;
+import com.jme3.renderer.RenderManager;
+import com.jme3.renderer.ViewPort;
+import com.jme3.scene.control.AbstractControl;
+import pp.battleship.model.Shell;
+import pp.util.Position;
+
+/**
+ * Controls the 2D representation of a {@code Shell} in the game, updating its position
+ * based on the shell's current state in the game model. The {@code Shell2DControl} class
+ * is responsible for translating the shell's 3D position to a 2D view position within
+ * the game's map view.
+ */
+public class Shell2DControl extends AbstractControl {
+    private final Shell shell;
+    private final MapView view;
+
+    /**
+     * Constructs a new {@code Shell2DControl} to manage the 2D visualization of the given {@code Shell}.
+     *
+     * @param view  The {@code MapView} used to get information about the map to display.
+     * @param shell The {@code Shell} being visualized.
+     */
+    public Shell2DControl(MapView view, Shell shell){
+        this.shell = shell;
+        this.view = view;
+    }
+
+    /**
+     * Updates the position of the shell's 2D representation based on the shell's current
+     * 3D position in the game model. The position is mapped from model space to view space
+     * coordinates and translated to the appropriate location within the {@code MapView}.
+     *
+     * @param tpf Time per frame, representing the time elapsed since the last frame.
+     */
+    @Override
+    protected void controlUpdate(float tpf) {
+        Vector3f shellPos = shell.getPosition();
+        Position viewPos = view.modelToView(shellPos.x, shellPos.z);
+        spatial.setLocalTranslation(viewPos.getX() + MapView.FIELD_SIZE / 2, viewPos.getY() + MapView.FIELD_SIZE / 2, 0);
+    }
+
+    @Override
+    protected void controlRender(RenderManager rm, ViewPort vp) {
+        // No rendering-specific behavior required for this control
+    }
+}

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/ShellControl.java

@@ -1,42 +1,51 @@
 package pp.battleship.client.gui;
 
+import com.jme3.math.Vector3f;
 import com.jme3.renderer.RenderManager;
 import com.jme3.renderer.ViewPort;
 import com.jme3.scene.control.AbstractControl;
+import pp.battleship.model.Shell;
+
+import static pp.JmeUtil.mapToWorldCord;
+import static pp.util.FloatMath.PI;
 
 /**
- * Controls the movement and rotation of a shell in the game.
- * The shell moves downward at a constant speed and rotates around its Y-axis.
- * When the shell reaches a certain Y-coordinate, it is removed from its parent node.
+ * Controls the 3D representation of a {@code Shell} in the game, updating its position
+ * and rotation based on the shell's current state in the game model. The {@code ShellControl}
+ * class ensures that the spatial associated with the shell is positioned and oriented correctly
+ * within the world.
  */
 public class ShellControl extends AbstractControl {
-    private final static float SHELL_SPEED = 7.5f;
-    private final static float SHELL_ROTATION_SPEED = 0.5f;
-    private final static float MIN_HEIGHT = 0.7f;
+    private final Shell shell;
 
     /**
-     * Updates the shell's position and rotation.
-     * If the shell's Y-coordinate is less than or equal to 1.0, it is detached from its parent node.
+     * Constructs a new {@code ShellControl} to manage the 3D visualization of the given {@code Shell}.
      *
-     * @param tpf time per frame, used to ensure consistent movement speed across different frame rates
+     * @param shell The {@code Shell} being visualized and controlled.
+     */
+    public ShellControl(Shell shell){
+        super();
+        this.shell = shell;
+    }
+
+    /**
+     * Updates the 3D position and rotation of the shell based on its current state.
+     * Converts map coordinates to world coordinates and applies the shell's orientation.
+     *
+     * @param tpf Time per frame, representing the elapsed time since the last update.
      */
     @Override
     protected void controlUpdate(float tpf) {
-        spatial.move(0, -SHELL_SPEED * tpf, 0);
-        spatial.rotate(0, SHELL_ROTATION_SPEED, 0);
-        if (spatial.getLocalTranslation().getY() <= MIN_HEIGHT) {
-            spatial.getParent().detachChild(spatial);
-        }
+        Vector3f pos = shell.getPosition();
+        Vector3f fixed = mapToWorldCord(pos.x, pos.z);
+        fixed.setY(pos.y);
+        spatial.setLocalTranslation(fixed);
+        spatial.setLocalRotation(shell.getRotation());
+        spatial.rotate(PI/2,0,0);
     }
 
-    /**
-     * Renders the shell. This method is currently not used.
-     *
-     * @param rm the RenderManager
-     * @param vp the ViewPort
-     */
     @Override
     protected void controlRender(RenderManager rm, ViewPort vp) {
-        // nothing to do here
+        // No rendering-specific behavior required for this control
     }
-}
+}

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/ShellMapControl.java

@@ -1,82 +0,0 @@
-package pp.battleship.client.gui;
-
-import com.jme3.math.Vector3f;
-import com.jme3.renderer.RenderManager;
-import com.jme3.renderer.ViewPort;
-import com.jme3.scene.control.AbstractControl;
-import pp.battleship.model.Shell;
-import pp.util.Position;
-
-import java.lang.System.Logger;
-import java.lang.System.Logger.Level;
-
-/**
- * Controls the animation of a shell in the map view.
- * This class handles the movement of a shell from its starting position to its target position
- * using linear interpolation over a specified duration.
- */
-public class ShellMapControl extends AbstractControl {
-    private static final Logger LOGGER = System.getLogger(ShellMapControl.class.getName());
-
-    /**
-     * The duration of the shell animation in seconds.
-     */
-    private final static float ANIMATION_DURATION = 0.8f;
-
-    /**
-     * The end position of the shell in the map view.
-     */
-    private final Position endPos;
-
-    /**
-     * The progress of the shell's movement, ranging from 0 to 1.
-     */
-    private float progress = 0f;
-
-    /**
-     * Constructs a new instance of {@link ShellMapControl}.
-     *
-     * @param view  the map view
-     * @param shell the shell to be controlled
-     */
-    public ShellMapControl(MapView view, Shell shell) {
-        Vector3f endPos = new Vector3f(shell.getX(), 0, shell.getY());
-        this.endPos = view.modelToView(endPos.x, endPos.z);
-        LOGGER.log(Level.DEBUG, "ShellMapControl created with endPos: " + this.endPos);
-    }
-
-    /**
-     * Updates the position of the shell in the view with linear interpolation.
-     * This method is called during the update phase.
-     *
-     * @param tpf the time per frame
-     */
-    @Override
-    protected void controlUpdate(float tpf) {
-        // adjust speed by changing the multiplier
-        progress += tpf * ANIMATION_DURATION;
-
-        // progress is between 0 and 1
-        if (progress > 1f) {
-            progress = 1f;
-        }
-
-        // linearly interpolate the current position between (0, 0) and endPos
-        float newX = (1 - progress) * 0 + progress * endPos.getX() + MapView.getFieldSize() / 2;
-        float newZ = (1 - progress) * 0 + progress * endPos.getY() + MapView.getFieldSize() / 2;
-
-        spatial.setLocalTranslation(newX, newZ, 0);
-    }
-
-    /**
-     * This method is called during the render phase.
-     * Currently, it does nothing.
-     *
-     * @param rm the RenderManager
-     * @param vp the ViewPort
-     */
-    @Override
-    protected void controlRender(RenderManager rm, ViewPort vp) {
-        // nothing to do here
-    }
-}

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/ShipControl.java

@@ -11,111 +11,157 @@
 import com.jme3.math.Vector3f;
 import com.jme3.renderer.RenderManager;
 import com.jme3.renderer.ViewPort;
+import com.jme3.scene.Node;
 import com.jme3.scene.control.AbstractControl;
+import pp.battleship.client.EffectHandler;
 import pp.battleship.model.Battleship;
+import pp.battleship.model.Rotation;
+import pp.battleship.model.Shot;
 
+import java.util.Timer;
+import java.util.TimerTask;
+
+import static pp.JmeUtil.mapToWorldCord;
 import static pp.util.FloatMath.DEG_TO_RAD;
 import static pp.util.FloatMath.TWO_PI;
 import static pp.util.FloatMath.sin;
 
 /**
- * Controls the oscillating pitch motion of a battleship model in the game.
- * The ship oscillates to simulate a realistic movement on water, based on its orientation and length.
+ * Controls the pitch oscillation and sinking behavior of a {@code Battleship} model in the game.
+ * The ship tilts back and forth to simulate movement on water, and can also be animated to sink
+ * when destroyed.
  */
 class ShipControl extends AbstractControl {
-    /**
-     * The axis of rotation for the ship's pitch (tilting forward and backward).
-     */
+    private static final float SINK_SPEED = 0.04f;
+    private static final float SINK_ROT_SPEED = 0.1f;
+
+    // The axis of rotation for the ship's pitch (tilting).
     private final Vector3f axis;
 
-    /**
-     * The duration of one complete oscillation cycle in seconds.
-     */
+    // The duration of one oscillation cycle in seconds.
     private final float cycle;
 
-    /**
-     * The amplitude of the pitch oscillation in radians, determining how much the ship tilts.
-     */
+    // The amplitude of the pitch oscillation in radians.
     private final float amplitude;
 
-    /**
-     * A quaternion representing the ship's current pitch rotation.
-     */
+    // Quaternion representing the ship's pitch rotation.
     private final Quaternion pitch = new Quaternion();
 
-    /**
-     * The current time within the oscillation cycle, used to calculate the ship's pitch angle.
-     */
+    // The current time within the oscillation cycle.
     private float time;
 
-    private final Battleship ship;
+    // Flag indicating if the ship is sinking.
+    private boolean sinking;
 
-    private static final float SINKING_HEIGHT = -0.6f;
+    // The battleship being controlled.
+    private final Battleship battleship;
+
+    // Node representing the ship in the scene graph.
+    private final Node shipNode;
+
+    // Handles visual effects for the ship.
+    private final EffectHandler effectHandler;
 
     /**
-     * Constructs a new ShipControl instance for the specified Battleship.
-     * The ship's orientation determines the axis of rotation, while its length influences
-     * the cycle duration and amplitude of the oscillation.
+     * Constructs a new {@code ShipControl} instance to manage the effects for a specified {@code Battleship}.
+     * The ship's orientation determines the axis of rotation, and its length affects the oscillation cycle
+     * and amplitude.
      *
-     * @param ship the Battleship object to control
+     * @param battleship    The {@code Battleship} being controlled.
+     * @param shipNode      The scene graph node representing the ship.
+     * @param effectHandler The {@code EffectHandler} for creating visual effects.
      */
-    public ShipControl(Battleship ship) {
-        // Determine the axis of rotation based on the ship's orientation
-        axis = switch (ship.getRot()) {
+    public ShipControl(Battleship battleship, Node shipNode, EffectHandler effectHandler) {
+        this.battleship = battleship;
+        this.shipNode = shipNode;
+        this.effectHandler = effectHandler;
+
+        sinking = false;
+        // Determine the axis of rotation based on the ship's orientation.
+        axis = switch (battleship.getRot()) {
             case LEFT, RIGHT -> Vector3f.UNIT_X;
             case UP, DOWN -> Vector3f.UNIT_Z;
         };
 
-        // Set the cycle duration and amplitude based on the ship's length
-        cycle = ship.getLength() * 2f;
-        amplitude = 5f * DEG_TO_RAD / ship.getLength();
-
-        this.ship = ship;
+        // Set the cycle duration and amplitude based on the ship's length.
+        cycle = battleship.getLength() * 2f;
+        amplitude = 5f * DEG_TO_RAD / battleship.getLength();
     }
 
     /**
-     * Updates the ship's pitch oscillation each frame. The ship's pitch is adjusted
-     * to create a continuous tilting motion, simulating the effect of waves.
+     * Updates the ship's motion. If the ship is sinking, it animates the sinking process.
+     * Otherwise, it oscillates the ship to simulate wave motion.
      *
-     * @param tpf time per frame (in seconds), used to calculate the new pitch angle
+     * @param tpf Time per frame, used to update the ship's motion.
      */
     @Override
     protected void controlUpdate(float tpf) {
-        // If spatial is null, do nothing
+        if (sinking) {
+            handleSinking(tpf);
+        }
+        else {
+            handlePitch(tpf);
+        }
+    }
+
+    // Handles the sinking animation.
+    private void handleSinking(float tpf) {
         if (spatial == null) return;
 
-        // Handle ship sinking by moving it downwards
-        if (ship.isDestroyed()) {
-            if (spatial.getLocalTranslation().getY() < SINKING_HEIGHT) {
-                spatial.getParent().detachChild(spatial);
-            } else {
-                spatial.move(0, -tpf * 0.1f, 0);
-            }
+        spatial.setLocalTranslation(spatial.getLocalTranslation().add(new Vector3f(0, -1, 0).mult(tpf * SINK_SPEED)));
+        if (battleship.getRot() == Rotation.UP || battleship.getRot() == Rotation.DOWN) {
+            spatial.rotate(tpf * SINK_ROT_SPEED, 0, 0);
         }
+        else {
+            spatial.rotate(0, 0, tpf * SINK_ROT_SPEED);
+        }
+    }
 
-        // Update the time within the oscillation cycle
+    // Handles the pitch oscillation to simulate wave movement.
+    private void handlePitch(float tpf) {
+        if (spatial == null) return;
+
+        // Update time in the oscillation cycle.
         time = (time + tpf) % cycle;
 
-        // Calculate the current angle of the oscillation
-        final float angle = amplitude * sin(time * TWO_PI / cycle);
+        // Calculate the pitch angle.
+        float angle = amplitude * sin(time * TWO_PI / cycle);
 
-        // Update the pitch Quaternion with the new angle
+        // Update pitch rotation.
         pitch.fromAngleAxis(angle, axis);
 
-        // Apply the pitch rotation to the spatial
+        // Apply rotation to the spatial.
         spatial.setLocalRotation(pitch);
     }
 
-    /**
-     * This method is called during the rendering phase, but it does not perform any
-     * operations in this implementation as the control only influences the spatial's
-     * transformation, not its rendering process.
-     *
-     * @param rm the RenderManager rendering the controlled Spatial (not null)
-     * @param vp the ViewPort being rendered (not null)
-     */
     @Override
     protected void controlRender(RenderManager rm, ViewPort vp) {
-        // No rendering logic is needed for this control
+        // No rendering-specific behavior required.
+    }
+
+    /**
+     * Initiates the ship's sinking animation and schedules its destruction.
+     */
+    public void destroyed() {
+        sinking = true;
+        shipNode.attachChild(effectHandler.debrisSplash(shipNode.getLocalTranslation()));
+        new Timer().schedule(new TimerTask() {
+            @Override
+            public void run() {
+                effectHandler.destroyShip(battleship);
+            }
+        }, 4000);
+    }
+
+    /**
+     * Triggers an effect when the ship is hit by a shot, creating a fire effect at the impact location.
+     *
+     * @param shot The shot that hit the ship.
+     */
+    public void hit(Shot shot) {
+        Vector3f shipNodePos = shipNode.getLocalTranslation();
+        Vector3f shotWorld = mapToWorldCord(shot.getX(), shot.getY());
+        Vector3f firePos = shotWorld.subtract(shipNodePos);
+        shipNode.attachChild(effectHandler.createFire(firePos, battleship));
     }
 }

Projekte/battleship/client/src/main/java/pp/battleship/client/gui/ShipModel.java

@@ -0,0 +1,82 @@
+package pp.battleship.client.gui;
+
+import com.jme3.math.Vector3f;
+
+/**
+ * Enum representing different ship models for the Battleship game.
+ * Each ship model has a corresponding 3D model path, scale, translation, color texture, and optional bump texture.
+ */
+public enum ShipModel {
+    SHIP1("Models/Ships/1/ship1.j3o", 0.15f, new Vector3f(0f, 0f, 0f), "Models/Ships/1/ship1_color.png", null),
+    SHIP2("Models/Ships/2/ship2.j3o", 0.03f, new Vector3f(0f, 0.2f, 0f), "Models/Ships/2/ship2.jpg", null),
+    SHIP3("Models/Ships/3/ship3.j3o", 0.47f, new Vector3f(0f, -0.2f, 0f), "Models/Ships/3/ship3_color.jpg", null),
+    SHIP4("Models/Ships/4/ship4.j3o", 1.48f, new Vector3f(0f, 0f, 0f), "Models/Ships/4/ship4_color.jpg", "Models/Ships/4/ship4_bump.jpg");
+
+    private final String modelPath;
+    private final float modelScale;
+    private final Vector3f translation;
+    private final String colorPath;
+    private final String bumpPath;
+
+    /**
+     * Constructs a new ShipModel with the specified parameters.
+     *
+     * @param modelPath   the path to the 3D model of the ship
+     * @param modelScale  the scale factor to be applied to the model
+     * @param translation the translation to be applied to the model
+     * @param colorPath   the path to the color texture of the model
+     * @param bumpPath    the optional path to the bump texture of the model (may be null)
+     */
+    ShipModel(String modelPath, float modelScale, Vector3f translation, String colorPath, String bumpPath) {
+        this.modelPath = modelPath;
+        this.modelScale = modelScale;
+        this.translation = translation;
+        this.colorPath = colorPath;
+        this.bumpPath = bumpPath;
+    }
+
+    /**
+     * Returns the path to the bump texture of the ship model.
+     *
+     * @return the bump texture path, or null if no bump texture is defined
+     */
+    public String getBumpPath() {
+        return bumpPath;
+    }
+
+    /**
+     * Returns the path to the color texture of the ship model.
+     *
+     * @return the color texture path
+     */
+    public String getColorPath() {
+        return colorPath;
+    }
+
+    /**
+     * Returns the scale factor of the ship model.
+     *
+     * @return the scale factor
+     */
+    public float getScale() {
+        return modelScale;
+    }
+
+    /**
+     * Returns the path to the 3D model of the ship.
+     *
+     * @return the model path
+     */
+    public String getPath() {
+        return modelPath;
+    }
+
+    /**
+     * Returns the translation to be applied to the ship model.
+     *
+     * @return the translation vector
+     */
+    public Vector3f getTranslation() {
+        return translation;
+    }
+}

Projekte/battleship/client/src/main/resources/Models/Atlantica/12219_boat_v2_L2.mtl

@@ -1,104 +0,0 @@
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-	map_Kd boat_body_diffuse.jpg

Projekte/battleship/client/src/main/resources/Models/Atlantica/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/3d-model/boat-v2--225787.html
-License: Free Personal Use Only

Projekte/battleship/client/src/main/resources/Models/Destroyer/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/3d-model/battleship-v1--611736.html
-License: Free Personal Use Only

Projekte/battleship/client/src/main/resources/Models/KingGeorgeV/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/3d-model/wwii-ship-uk-king-george-v-class-battleship-v1--185381.html
-License: Free Personal Use Only

Projekte/battleship/client/src/main/resources/Models/Rocket/Missile_AIM-120_D_[AMRAAM].mtl

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-Ns 1.0
-Ni 1.0
-map_Kd Missile_AIM-120_D_[AMRAAM]_Cube_1_6_6.png
-
-newmtl Cylinder_1_1
-illum 1
-Ka 0.4 0.4 0.4
-Kd 0.4 0.4 0.4
-Ks 0.0 0.0 0.0
-Ns 1.0
-
-newmtl Cube_1_5_5_Cube_1_5_5_86
-illum 1
-Ka 0.2 0.2 0.2
-Kd 0.2 0.2 0.2
-Ks 0.0 0.0 0.0
-Ns 1.0
-
-newmtl Cube_1_6_6_Cube_1_6_6_87
-illum 1
-Ka 0.8 0.0 0.0
-Kd 0.8 0.0 0.0
-Ks 0.0 0.0 0.0
-Ns 1.0
-
-newmtl Cylinder_7_7_Cylinder_7_7_88
-illum 1
-Ka 0.8 0.4 0.0
-Kd 0.8 0.4 0.0
-Ks 0.0 0.0 0.0
-Ns 1.0
-
-newmtl Cylinder_8_8
-illum 1
-Ka 0.4 0.6 0.0
-Kd 0.4 0.6 0.0
-Ks 0.0 0.0 0.0
-Ns 1.0

Projekte/battleship/client/src/main/resources/Models/Rocket/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/de/3d-model/aim-120d-missile-51025.html
-License: Free Personal Use Only

Projekte/battleship/client/src/main/resources/Models/Ships/1/credit.txt

@@ -0,0 +1 @@
+"Fishing Boat" (https://skfb.ly/6UGtr) by JasperTobias is licensed under Creative Commons Attribution-NonCommercial (http://creativecommons.org/licenses/by-nc/4.0/).

Projekte/battleship/client/src/main/resources/Models/Ships/1/ship1.mtl

@@ -0,0 +1,22 @@
+# Blender 3.6.5 MTL File: 'None'
+# www.blender.org
+
+newmtl Boat
+Ns 0.000000
+Ka 1.000000 1.000000 1.000000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.450000
+d 1.000000
+illum 2
+map_Kd ship1_color.png
+
+newmtl Boat_2
+Ns 0.000000
+Ka 1.000000 1.000000 1.000000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.450000
+d 1.000000
+illum 2
+map_Kd ship1_color.png

Projekte/battleship/client/src/main/resources/Models/Ships/2/ship2.mtl

@@ -1,92 +1,82 @@
-# Blender 4.1.0 MTL File: 'None'
+# Blender 3.6.5 MTL File: 'None'
 # www.blender.org
 
 newmtl Battleship
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Ks 0.000000 0.000000 0.000000
-Ke 0.000000 0.000000 0.000000
-Ni 1.000000
-d 1.000000
-illum 1
-map_Kd BattleshipC.jpg
-
-newmtl blinn1SG
-Ns 256.000031
-Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
-Ks 0.000000 0.000000 0.000000
-Ke 0.000000 0.000000 0.000000
-Ni 1.000000
-d 1.000000
-illum 1
-
-newmtl blinn2SG
-Ns 256.000031
-Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
-Ks 0.000000 0.000000 0.000000
-Ke 0.000000 0.000000 0.000000
-Ni 1.000000
-d 1.000000
-illum 1
-
-newmtl blinn3SG
-Ns 256.000031
-Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
+d 1.000000
+illum 2
+map_Kd ship2.jpg
+
+newmtl blinn2SG
+Ns 250.000000
+Ka 1.000000 1.000000 1.000000
+Kd 0.356400 0.356400 0.366253
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.450000
+d 1.000000
+illum 2
+
+newmtl blinn3SG
+Ns 250.000000
+Ka 1.000000 1.000000 1.000000
+Kd 0.346704 0.346704 0.356400
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.450000
 d 1.000000
 illum 2
 
 newmtl blinn4SG
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
+Kd 0.351533 0.346704 0.361307
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
 d 1.000000
 illum 2
 
 newmtl blinn5SG
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
+Kd 0.346704 0.346704 0.356400
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
 d 1.000000
 illum 2
 
 newmtl blinn6SG
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
+Kd 0.349118 0.346704 0.358854
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
 d 1.000000
 illum 2
 
 newmtl blinn7SG
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
+Kd 0.346704 0.346704 0.356400
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
 d 1.000000
 illum 2
 
 newmtl blinn8SG
-Ns 256.000031
+Ns 250.000000
 Ka 1.000000 1.000000 1.000000
-Kd 0.500000 0.500000 0.500000
+Kd 0.351533 0.346704 0.361307
 Ks 0.500000 0.500000 0.500000
 Ke 0.000000 0.000000 0.000000
-Ni 1.000000
+Ni 1.450000
 d 1.000000
 illum 2

Projekte/battleship/client/src/main/resources/Models/Ships/3/ship3.mtl

@@ -6,11 +6,10 @@ newmtl default
 	Ni 1.5000
 	d 1.0000
 	Tr 0.0000
-	Tf 1.0000 1.0000 1.0000 
 	illum 2
 	Ka 1.0000 1.0000 1.0000
 	Kd 1.0000 1.0000 1.0000
 	Ks 0.5400 0.5400 0.5400
 	Ke 0.0000 0.0000 0.0000
-	map_Ka 14084_WWII_ship_German_Type_II_U-boat_diff.jpg
-	map_Kd 14084_WWII_ship_German_Type_II_U-boat_diff.jpg
+	map_Ka ship3_color.jpg
+	map_Kd ship3_color.jpg

Projekte/battleship/client/src/main/resources/Models/Ships/3/ship3.obj

@@ -1,7 +1,7 @@
 # 3ds Max Wavefront OBJ Exporter v0.97b - (c)2007 guruware
 # File Created: 29.03.2012 14:25:39
 
-mtllib 14084_WWII_Ship_German_Type_II_U-boat_v2_L1.mtl
+mtllib ship3.mtl
 
 #
 # object 14084_WWII_ship_German_Type_II_U_boat
@@ -148958,7 +148958,6 @@ vt 0.0198 0.7313 0.0000
 
 g 14084_WWII_ship_German_Type_II_U_boat
 usemtl default
-s 32
 f 1/1/1 2/2/2 3/3/3 4/4/4 
 f 5/5/5 6/6/6 3/3/3 2/2/2 
 f 7/7/7 8/8/8 3/3/3 6/6/6 

Projekte/battleship/client/src/main/resources/Models/Ships/4/ship4.mtl

@@ -0,0 +1,13 @@
+# Blender 3.6.5 MTL File: 'None'
+# www.blender.org
+
+newmtl _King_George_V
+Ns 60.000008
+Ka 1.000000 1.000000 1.000000
+Ks 0.450000 0.450000 0.450000
+Ke 0.000000 0.000000 0.000000
+Ni 1.500000
+d 1.000000
+illum 2
+map_Kd ship4_color.jpg
+map_Bump -bm 1.000000 ship4_bump.jpg

Projekte/battleship/client/src/main/resources/Models/TypeIIUboat/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/3d-model/wwii-ship-german-type-ii-uboat-v2--700733.html
-License: Free Personal Use Only

Projekte/battleship/client/src/main/resources/Sound/Music/README.txt

@@ -1,10 +0,0 @@
-Personal-use only.
-
-menu_music.ogg
-https://pixabay.com/de/music/szenen-aufbauen-demolition-outline-science-fiction-trailer-music-191960/
-pirates.ogg
-https://pixabay.com/de/music/epische-klassik-pirates-163389/
-win_the_game.gg
-https://pixabay.com/de/users/enrico_dering-31760131/
-defeat.ogg
-https://pixabay.com/de/music/dramaszene-defeat-charles-michel-140604/

Projekte/battleship/converter/src/main/java/pp/battleship/exporter/ModelExporter.java

@@ -41,7 +41,7 @@ public static void main(String[] args) {
      */
     @Override
     public void simpleInitApp() {
-        export("Models/KingGeorgeV/King_George_V.obj", "KingGeorgeV.j3o"); //NON-NLS
+        export("shell.obj", "shell.j3o"); //NON-NLS
 
         stop();
     }

Projekte/battleship/converter/src/main/resources/Models/KingGeorgeV/King_George_V.mtl

@@ -1,18 +0,0 @@
-# 3ds Max Wavefront OBJ Exporter v0.97b - (c)2007 guruware
-# File Created: 16.03.2012 14:15:53
-
-newmtl _King_George_V
-	Ns 60.0000
-	Ni 1.5000
-	d 1.0000
-	Tr 0.0000
-	Tf 1.0000 1.0000 1.0000 
-	illum 2
-	Ka 1.0000 1.0000 1.0000
-	Kd 1.0000 1.0000 1.0000
-	Ks 0.4500 0.4500 0.4500
-	Ke 0.0000 0.0000 0.0000
-	map_Ka King_George_V.jpg
-	map_Kd King_George_V.jpg
-	map_bump King_George_V_bump.jpg
-	bump King_George_V_bump.jpg

Projekte/battleship/converter/src/main/resources/Models/KingGeorgeV/README.txt

@@ -1,3 +0,0 @@
-based on:
-https://free3d.com/3d-model/wwii-ship-uk-king-george-v-class-battleship-v1--185381.html
-License: Free Personal Use Only

Projekte/battleship/converter/src/main/resources/shell.mtl

@@ -0,0 +1,42 @@
+# Blender 3.6.5 MTL File: 'untitled.blend'
+# www.blender.org
+
+newmtl base
+Ns 467.358765
+Ka 0.636364 0.636364 0.636364
+Kd 0.000000 0.000000 0.000000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 3
+
+newmtl ring
+Ns 467.358765
+Ka 0.636364 0.636364 0.636364
+Kd 0.031430 0.012811 0.000000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 3
+
+newmtl tip
+Ns 467.358765
+Ka 0.636364 0.636364 0.636364
+Kd 0.032954 0.004269 0.000000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 3
+
+newmtl top
+Ns 467.358765
+Ka 0.636364 0.636364 0.636364
+Kd 0.000489 0.006614 0.000950
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 3

Projekte/battleship/model/src/main/java/pp/battleship/game/client/AnimationState.java

@@ -1,159 +0,0 @@
-package pp.battleship.game.client;
-
-import pp.battleship.message.client.AnimationMessage;
-import pp.battleship.message.server.EffectMessage;
-import pp.battleship.model.Battleship;
-import pp.battleship.model.IntPoint;
-import pp.battleship.model.Shell;
-import pp.battleship.model.ShipMap;
-import pp.battleship.notification.Music;
-import pp.battleship.notification.Sound;
-
-/**
- * Represents the state of the game during an animation sequence.
- * This state handles the progress and completion of the animation,
- * updates the game state accordingly, and transitions to the next state.
- */
-public class AnimationState extends ClientState {
-    /**
-     * Progress of the current animation, ranging from 0 to 1.
-     */
-    private float animationProgress = 0;
-
-    /**
-     * Duration of the animation in seconds.
-     */
-    private final static float ANIMATION_DURATION = 0.375f;
-
-    /**
-     * Speed of the shell in the animation.
-     */
-    private final static float SHELL_SPEED = 0.3f;
-
-    /**
-     * The effect message received from the server.
-     */
-    private final EffectMessage msg;
-
-    /**
-     * The shell involved in the animation.
-     */
-    private final Shell shell;
-
-    /**
-     * Constructs an AnimationState with the specified game logic, effect message, and shell.
-     *
-     * @param logic the game logic associated with this state
-     * @param msg   the effect message received from the server
-     * @param shell the shell involved in the animation
-     */
-    public AnimationState(ClientGameLogic logic, EffectMessage msg, Shell shell) {
-        super(logic);
-        this.msg = msg;
-        this.shell = shell;
-    }
-
-    /**
-     * Ends the animation state and transitions to the next state:<br>
-     * - Plays the appropriate sound.<br>
-     * - Updates the affected map.<br>
-     * - Adds destroyed ships to the opponent's map.<br>
-     * - Sends an `AnimationMessage` to the server.<br>
-     * - If the game is over, transitions to `GameOverState` and plays music.<br>
-     * - Otherwise, transitions to `BattleState`.
-     */
-    public void endState() {
-        playSound(msg);
-        affectedMap(msg).add(msg.getShot());
-        affectedMap(msg).remove(shell);
-
-        if (destroyedOpponentShip(msg))
-            logic.getOpponentMap().add(msg.getDestroyedShip());
-
-        logic.send(new AnimationMessage());
-        if (msg.isGameOver()) {
-            for (Battleship ship : msg.getRemainingOpponentShips()) {
-                logic.getOpponentMap().add(ship);
-            }
-            logic.setState(new GameOverState(logic));
-            if (msg.isOwnShot())
-                logic.playMusic(Music.VICTORY_MUSIC);
-            else
-                logic.playMusic(Music.DEFEAT_MUSIC);
-        } else {
-            logic.setState(new BattleState(logic, msg.isMyTurn()));
-        }
-    }
-
-    /**
-     * Checks if the battle state should be shown.
-     *
-     * @return true if the battle state should be shown, false otherwise
-     */
-    @Override
-    public boolean showBattle() {
-        return true;
-    }
-
-    /**
-     * Determines which map (own or opponent's) should be affected by the shot based on the message.
-     *
-     * @param msg the effect message received from the server
-     * @return the map (either the opponent's or player's own map) that is affected by the shot
-     */
-    private ShipMap affectedMap(EffectMessage msg) {
-        return msg.isOwnShot() ? logic.getOpponentMap() : logic.getOwnMap();
-    }
-
-    /**
-     * Checks if the opponent's ship was destroyed by the player's shot.
-     *
-     * @param msg the effect message received from the server
-     * @return true if the shot destroyed an opponent's ship, false otherwise
-     */
-
-    private boolean destroyedOpponentShip(EffectMessage msg) {
-        return msg.getDestroyedShip() != null && msg.isOwnShot();
-    }
-
-    /**
-     * Plays a sound based on the outcome of the shot. Different sounds are played for a miss, hit,
-     * or destruction of a ship.
-     *
-     * @param msg the effect message containing the result of the shot
-     */
-    private void playSound(EffectMessage msg) {
-        if (!msg.getShot().isHit())
-            logic.playSound(Sound.SPLASH);
-        else if (msg.getDestroyedShip() == null)
-            logic.playSound(Sound.EXPLOSION);
-        else
-            logic.playSound(Sound.DESTROYED_SHIP);
-    }
-
-    /**
-     * Handles a click on the opponent's map.
-     *
-     * @param pos the position where the click occurred
-     */
-    @Override
-    public void clickOpponentMap(IntPoint pos) {
-        if (!msg.isMyTurn())
-            logic.setInfoText("wait.its.not.your.turn");
-    }
-
-    /**
-     * Updates the state of the animation. This method increments the animationProgress value
-     * until it exceeds a threshold, at which point the state ends.
-     *
-     * @param delta the time elapsed since the last update, in seconds
-     */
-    @Override
-    public void update(float delta) {
-        if (animationProgress > ANIMATION_DURATION) {
-            endState();
-        } else {
-            animationProgress += delta * SHELL_SPEED;
-        }
-    }
-}

Projekte/battleship/model/src/main/java/pp/battleship/game/client/BattleState.java

@@ -14,6 +14,8 @@
 import pp.battleship.model.ShipMap;
 import pp.battleship.notification.Sound;
 
+import java.lang.System.Logger.Level;
+
 /**
  * Represents the state of the client where players take turns to attack each other's ships.
  */
@@ -31,21 +33,11 @@ public BattleState(ClientGameLogic logic, boolean myTurn) {
         this.myTurn = myTurn;
     }
 
-    /**
-     * Checks if the battle state should be shown.
-     *
-     * @return true if the battle state should be shown, false otherwise
-     */
     @Override
     public boolean showBattle() {
         return true;
     }
 
-    /**
-     * Handles a click on the opponent's map.
-     *
-     * @param pos the position where the click occurred
-     */
     @Override
     public void clickOpponentMap(IntPoint pos) {
         if (!myTurn)
@@ -61,16 +53,14 @@ else if (logic.getOpponentMap().isValid(pos))
      */
     @Override
     public void receivedEffect(EffectMessage msg) {
-        ClientGameLogic.LOGGER.log(System.Logger.Level.INFO, "report effect: {0}", msg); //NON-NLS
-        // Update turn and info text
+        ClientGameLogic.LOGGER.log(Level.INFO, "report effect: {0}", msg); //NON-NLS
+
         myTurn = msg.isMyTurn();
         logic.setInfoText(msg.getInfoTextKey());
-        // Add the shell to the affected map
         Shell shell = new Shell(msg.getShot());
         affectedMap(msg).add(shell);
-        // Change state to AnimationState
-        logic.playSound(Sound.SHELL_FIRED);
-        logic.setState(new AnimationState(logic, msg, shell));
+        logic.playSound(Sound.SHELL_FLYING);
+        logic.setState(new ShootingState(logic, shell, myTurn, msg));
     }
 
     /**

Projekte/battleship/model/src/main/java/pp/battleship/game/client/ClientGameLogic.java

@@ -15,7 +15,13 @@
 import pp.battleship.model.IntPoint;
 import pp.battleship.model.ShipMap;
 import pp.battleship.model.dto.ShipMapDTO;
-import pp.battleship.notification.*;
+import pp.battleship.notification.ClientStateEvent;
+import pp.battleship.notification.GameEvent;
+import pp.battleship.notification.GameEventBroker;
+import pp.battleship.notification.GameEventListener;
+import pp.battleship.notification.InfoTextEvent;
+import pp.battleship.notification.Sound;
+import pp.battleship.notification.SoundEvent;
 
 import java.io.File;
 import java.io.IOException;
@@ -252,15 +258,6 @@ public void playSound(Sound sound) {
         notifyListeners(new SoundEvent(sound));
     }
 
-    /**
-     * Emits an event to play the specified music.
-     *
-     * @param music the music to be played.
-     */
-    public void playMusic(Music music) {
-        notifyListeners(new MusicEvent(music));
-    }
-
     /**
      * Loads a map from the specified file.
      *

Projekte/battleship/model/src/main/java/pp/battleship/game/client/EditorState.java

@@ -16,7 +16,6 @@
 import java.io.File;
 import java.io.IOException;
 import java.lang.System.Logger.Level;
-import java.util.List;
 
 import static pp.battleship.Resources.lookup;
 import static pp.battleship.model.Battleship.Status.INVALID_PREVIEW;
@@ -112,7 +111,8 @@ private void placeShip(IntPoint cursor) {
             harbor().remove(selectedInHarbor);
             preview = null;
             selectedInHarbor = null;
-        } else {
+        }
+        else {
             preview.setStatus(INVALID_PREVIEW);
             ownMap().add(preview);
         }
@@ -135,7 +135,8 @@ public void clickHarbor(IntPoint pos) {
             harbor().add(selectedInHarbor);
             preview = null;
             selectedInHarbor = null;
-        } else if (shipAtCursor != null) {
+        }
+        else if (shipAtCursor != null) {
             selectedInHarbor = shipAtCursor;
             selectedInHarbor.setStatus(VALID_PREVIEW);
             harbor().remove(selectedInHarbor);
@@ -237,8 +238,6 @@ public void loadMap(File file) throws IOException {
         final ShipMapDTO dto = ShipMapDTO.loadFrom(file);
         if (!dto.fits(logic.getDetails()))
             throw new IOException(lookup("map.doesnt.fit"));
-        if (!validMap(dto))
-            throw new IOException(lookup("map.invalid"));
         ownMap().clear();
         dto.getShips().forEach(ownMap()::add);
         harbor().clear();
@@ -265,70 +264,4 @@ public boolean mayLoadMap() {
     public boolean maySaveMap() {
         return harbor().getItems().isEmpty();
     }
-
-    /**
-     * Validates the given ShipMapDTO by checking if all ships are within bounds
-     * and do not overlap with each other.
-     *
-     * @param dto the ShipMapDTO to validate
-     * @return true if the map is valid, false otherwise
-     */
-    private boolean validMap(ShipMapDTO dto) {
-        return inBounds(dto) && !overlaps(dto);
-    }
-
-    /**
-     * Checks if all ships in the given ShipMapDTO are within the bounds of the map.
-     *
-     * @param dto the ShipMapDTO to validate
-     * @return true if all ships are within bounds, false otherwise
-     */
-    private boolean inBounds(ShipMapDTO dto) {
-        List<Battleship> ships = dto.getShips();
-        for (Battleship ship : ships) {
-            if (!isWithinBounds(ship, dto.getWidth(), dto.getHeight())) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-    /**
-     * Checks if the given ship is within the bounds of the map.
-     *
-     * @param ship   the Battleship to check
-     * @param width  the width of the map
-     * @param height the height of the map
-     * @return true if the ship is within bounds, false otherwise
-     */
-    private boolean isWithinBounds(Battleship ship, int width, int height) {
-        int minX = ship.getMinX();
-        int maxX = ship.getMaxX();
-        int minY = ship.getMinY();
-        int maxY = ship.getMaxY();
-        return minX >= 0 && minX < width &&
-                minY >= 0 && minY < height &&
-                maxX >= 0 && maxX < width &&
-                maxY >= 0 && maxY < height;
-    }
-
-    /**
-     * Checks if any ships in the given ShipMapDTO overlap with each other.
-     *
-     * @param dto the ShipMapDTO to validate
-     * @return true if any ships overlap, false otherwise
-     */
-    private boolean overlaps(ShipMapDTO dto) {
-        List<Battleship> ships = dto.getShips();
-        for (int i = 0; i < ships.size(); i++) {
-            Battleship ship1 = ships.get(i);
-            for (int j = i + 1; j < ships.size(); j++) {
-                Battleship ship2 = ships.get(j);
-                if (ship1.collidesWith(ship2)) {
-                    return true; // Collision detected
-                }
-            }
-        }
-        return false;
-    }
 }

Projekte/battleship/model/src/main/java/pp/battleship/game/client/ShootingState.java

@@ -0,0 +1,114 @@
+package pp.battleship.game.client;
+
+import pp.battleship.message.client.AnimationFinishedMessage;
+import pp.battleship.message.server.EffectMessage;
+import pp.battleship.model.Battleship;
+import pp.battleship.model.Shell;
+import pp.battleship.model.ShipMap;
+import pp.battleship.notification.Sound;
+
+/**
+ * Represents the shooting state of the game where a shell is fired at the opponent.
+ */
+public class ShootingState extends ClientState {
+    private float shootValue;
+    private final static float SHELL_SPEED = 0.3f;
+    private final Shell shell;
+    private final boolean myTurn;
+    private final EffectMessage msg;
+
+    /**
+     * Constructs a shooting state with the specified game logic.
+     *
+     * @param logic  the game logic
+     * @param shell  the shell being shot
+     * @param myTurn indicates if it is the player's turn
+     * @param msg    the effect message associated with the shooting action
+     */
+    public ShootingState(ClientGameLogic logic, Shell shell, boolean myTurn, EffectMessage msg) {
+        super(logic);
+        this.msg = msg;
+        this.myTurn = myTurn;
+        this.shell = shell;
+        this.shootValue = 0;
+        shell.move(shootValue);
+    }
+
+    @Override
+    public boolean showBattle() {
+        return true;
+    }
+
+    /**
+     * Updates the shooting state by moving the shell based on the elapsed time.
+     *
+     * @param delta the time in seconds since the last update
+     */
+    @Override
+    void update(float delta) {
+        super.update(delta);
+        if (shootValue > 1) {
+            endState();
+        }
+        else {
+            shootValue += delta * SHELL_SPEED;
+            shell.move(shootValue);
+        }
+    }
+
+    /**
+     * Ends the shooting state and processes the effects of the shot.
+     */
+    private void endState() {
+        playSound(msg);
+        affectedMap(msg).add(msg.getShot());
+        affectedMap(msg).remove(shell);
+
+        if (destroyedOpponentShip(msg))
+            logic.getOpponentMap().add(msg.getDestroyedShip());
+        if (msg.isGameOver()) {
+            for (Battleship ship : msg.getRemainingOpponentShips()) {
+                logic.getOpponentMap().add(ship);
+            }
+            logic.setState(new GameOverState(logic));
+            return;
+        }
+        logic.send(new AnimationFinishedMessage());
+        logic.setState(new BattleState(logic, myTurn));
+    }
+
+    /**
+     * Checks if an opponent's ship was destroyed by the shot.
+     *
+     * @param msg the effect message containing the shot details
+     * @return true if an opponent's ship was destroyed, false otherwise
+     */
+    private boolean destroyedOpponentShip(EffectMessage msg) {
+        return msg.getDestroyedShip() != null && msg.isOwnShot();
+    }
+
+    /**
+     * Retrieves the affected map based on whether the shot was owned by the player or the opponent.
+     *
+     * @param msg the effect message containing shot details
+     * @return the ShipMap that was affected by the shot
+     */
+    private ShipMap affectedMap(EffectMessage msg) {
+        return msg.isOwnShot() ? logic.getOpponentMap() : logic.getOwnMap();
+    }
+
+    /**
+     * Plays a sound based on the outcome of the shot. Different sounds are played for a miss, hit,
+     * or destruction of a ship.
+     *
+     * @param msg the effect message containing the result of the shot
+     */
+    private void playSound(EffectMessage msg) {
+        if (!msg.getShot().isHit())
+            logic.playSound(Sound.SPLASH);
+        else if (msg.getDestroyedShip() == null)
+            logic.playSound(Sound.EXPLOSION);
+        else
+            logic.playSound(Sound.DESTROYED_SHIP);
+    }
+}

Projekte/battleship/model/src/main/java/pp/battleship/game/client/WaitState.java

@@ -9,7 +9,6 @@
 
 import pp.battleship.message.server.GameDetails;
 import pp.battleship.message.server.StartBattleMessage;
-import pp.battleship.notification.Music;
 
 import java.lang.System.Logger.Level;
 
@@ -39,19 +38,12 @@ public void receivedStartBattle(StartBattleMessage msg) {
         ClientGameLogic.LOGGER.log(Level.INFO, "start battle, {0} turn", msg.isMyTurn() ? "my" : "other's"); //NON-NLS
         logic.setInfoText(msg.getInfoTextKey());
         logic.setState(new BattleState(logic, msg.isMyTurn()));
-        logic.playMusic(Music.GAME_MUSIC);
     }
 
-    /**
-     * Handles the GameDetails message received from the server.
-     * If the map is invalid, the editor state is set.
-     *
-     * @param msg the GameDetails message received
-     */
     @Override
-    public void receivedGameDetails(GameDetails msg) {
+    public void receivedGameDetails(GameDetails details) {
         ClientGameLogic.LOGGER.log(Level.WARNING, "Invalid Map"); //NON-NLS
-        logic.setInfoText("map.invalid");
+        logic.setInfoText("invalid.map");
         logic.setState(new EditorState(logic));
     }
 }

Projekte/battleship/model/src/main/java/pp/battleship/game/server/ServerGameLogic.java

@@ -8,7 +8,7 @@
 package pp.battleship.game.server;
 
 import pp.battleship.BattleshipConfig;
-import pp.battleship.message.client.AnimationMessage;
+import pp.battleship.message.client.AnimationFinishedMessage;
 import pp.battleship.message.client.ClientInterpreter;
 import pp.battleship.message.client.MapMessage;
 import pp.battleship.message.client.ShootMessage;
@@ -36,10 +36,10 @@ public class ServerGameLogic implements ClientInterpreter {
     private final BattleshipConfig config;
     private final List<Player> players = new ArrayList<>(2);
     private final Set<Player> readyPlayers = new HashSet<>();
-    private final Set<Player> finishedAnimation = new HashSet<>();
     private final ServerSender serverSender;
     private Player activePlayer;
     private ServerState state = ServerState.WAIT;
+    private Set<Player> waitPlayers = new HashSet<>();
 
     /**
      * Constructs a ServerGameLogic with the specified sender and configuration.
@@ -144,79 +144,75 @@ public Player addPlayer(int id) {
     public void received(MapMessage msg, int from) {
         if (state != ServerState.SET_UP)
             LOGGER.log(Level.ERROR, "playerReady not allowed in {0}", state); //NON-NLS
-        else if (validMap(msg))
-            playerReady(getPlayerById(from), msg.getShips());
         else {
-            LOGGER.log(Level.ERROR, "map does not fit game details"); //NON-NLS
-            send(getPlayerById(from), new GameDetails(config));
+            if (checkMap(msg.getShips())) {
+                playerReady(getPlayerById(from), msg.getShips());
+            }
+            else {
+                LOGGER.log(Level.WARNING, "Invalid Map sent from player {0}", from); //NON-NLS
+                send(players.get(from), new GameDetails(config));
+            }
         }
     }
 
     /**
-     * Validates the received map message by checking if all ships are within bounds
-     * and do not overlap with each other.
+     * Handles the reception of a AnimationFinishedMessage.
      *
-     * @param msg the received MapMessage containing the ships
-     * @return true if the map is valid, false otherwise
+     * @param msg  the received MapMessage
+     * @param from the ID of the sender client
      */
-    private boolean validMap(MapMessage msg) {
-        List<Battleship> ships = msg.getShips();
-        return inBounds(ships) && !overlaps(ships);
+    @Override
+    public void received(AnimationFinishedMessage msg, int from) {
+        if (state != ServerState.ANIMATION) {
+            LOGGER.log(Level.ERROR, "animation finished not allowed in {0}", state);
+        }
+        else {
+            LOGGER.log(Level.DEBUG, "anim received from {0}", getPlayerById(from));
+            Player player = getPlayerById(from);
+            if (!waitPlayers.add(player)) {
+                LOGGER.log(Level.ERROR, "{0} already sent animation finished", player); //NON-NLS
+                return;
+            }
+            if (waitPlayers.size() == 2) {
+                waitPlayers = new HashSet<>();
+                setState(ServerState.BATTLE);
+            }
+        }
     }
 
     /**
-     * Checks if all ships in the given list are within the bounds of the map.
+     * Validates the placement of battleships on the map.
+     * Ensures that:
+     * <ul>
+     *   <li>The number of ships matches the configuration.</li>
+     *   <li>Ships are within the map's boundaries.</li>
+     *   <li>Ships do not overlap.</li>
+     * </ul>
      *
-     * @param ships the list of Battleships to validate
-     * @return true if all ships are within bounds, false otherwise
+     * @param ships the list of {@link Battleship} objects to validate
+     * @return {@code true} if all ships are placed correctly; {@code false} otherwise
      */
-    private boolean inBounds(List<Battleship> ships) {
-        for (Battleship ship : ships) {
-            if (!isWithinBounds(ship)) {
-                return false;
+    private boolean checkMap(List<Battleship> ships) {
+        int numShips = config.getShipNums().values().stream().mapToInt(Integer::intValue).sum();
+        if (numShips != ships.size()) return false;
+
+        List<IntPoint> occupied = new ArrayList<>();
+
+        for (Battleship battleship : ships) {
+            int x = battleship.getX();
+            int y = battleship.getY();
+            for (int i = 0; i < battleship.getLength(); i++) {
+                if (x >= 0 && x < config.getMapWidth() && y >= 0 && y < config.getMapHeight() && !occupied.contains(new IntPoint(x, y))) {
+                    occupied.add(new IntPoint(x, y));
+                    x += battleship.getRot().dx();
+                    y += battleship.getRot().dy();
+                }
+                else return false;
             }
         }
         return true;
     }
 
-    /**
-     * Checks if the given ship is within the bounds of the map.
-     *
-     * @param ship the Battleship to check
-     * @return true if the ship is within bounds, false otherwise
-     */
-    private boolean isWithinBounds(Battleship ship) {
-        int minX = ship.getMinX();
-        int maxX = ship.getMaxX();
-        int minY = ship.getMinY();
-        int maxY = ship.getMaxY();
-        int width = config.getMapWidth();
-        int height = config.getMapHeight();
-        return minX >= 0 && minX < width &&
-                minY >= 0 && minY < height &&
-                maxX >= 0 && maxX < width &&
-                maxY >= 0 && maxY < height;
-    }
-
-    /**
-     * Checks if any ships in the given list overlap with each other.
-     *
-     * @param ships the list of Battleships to validate
-     * @return true if any ships overlap, false otherwise
-     */
-    private boolean overlaps(List<Battleship> ships) {
-        for (int i = 0; i < ships.size(); i++) {
-            Battleship ship1 = ships.get(i);
-            for (int j = i + 1; j < ships.size(); j++) {
-                Battleship ship2 = ships.get(j);
-                if (ship1.collidesWith(ship2)) {
-                    return true; // Collision detected
-                }
-            }
-        }
-        return false;
-    }
-
     /**
      * Handles the reception of a ShootMessage.
      *
@@ -227,40 +223,11 @@ private boolean overlaps(List<Battleship> ships) {
     public void received(ShootMessage msg, int from) {
         if (state != ServerState.BATTLE)
             LOGGER.log(Level.ERROR, "shoot not allowed in {0}", state); //NON-NLS
-        else {
+        else{
             setState(ServerState.ANIMATION);
             shoot(getPlayerById(from), msg.getPosition());
         }
-    }
 
-    /**
-     * Handles the reception of an {@link AnimationMessage}.
-     * Marks the player's animation as finished and transitions the game state if necessary.
-     *
-     * @param msg  the received {@code AnimationMessage}
-     * @param from the ID of the sender client
-     */
-    @Override
-    public void received(AnimationMessage msg, int from) {
-        if (state != ServerState.ANIMATION)
-            LOGGER.log(Level.ERROR, "animation not allowed in {0}", state); //NON-NLS
-        else
-            finishedAnimation(getPlayerById(from));
-    }
-
-    /**
-     * Marks the player's animation as finished and transitions the game state if necessary.
-     *
-     * @param player the player whose animation is finished
-     */
-    private void finishedAnimation(Player player) {
-        if (!finishedAnimation.add(player)) {
-            LOGGER.log(Level.ERROR, "{0}'s animation was already finished", player);
-        }
-        if (finishedAnimation.size() == 2) {
-            finishedAnimation.clear();
-            setState(ServerState.BATTLE);
-        }
     }
 
     /**
@@ -298,7 +265,8 @@ void shoot(Player p, IntPoint pos) {
             send(activePlayer, EffectMessage.miss(true, pos));
             send(otherPlayer, EffectMessage.miss(false, pos));
             activePlayer = otherPlayer;
-        } else {
+        }
+        else {
             // shot hit a ship
             selectedShip.hit(pos);
             if (otherPlayer.getMap().getRemainingShips().isEmpty()) {
@@ -306,11 +274,14 @@ void shoot(Player p, IntPoint pos) {
                 send(activePlayer, EffectMessage.won(pos, selectedShip));
                 send(otherPlayer, EffectMessage.lost(pos, selectedShip, activePlayer.getMap().getRemainingShips()));
                 setState(ServerState.GAME_OVER);
-            } else if (selectedShip.isDestroyed()) {
+                return;
+            }
+            else if (selectedShip.isDestroyed()) {
                 // ship has been destroyed, but game is not yet over
                 send(activePlayer, EffectMessage.shipDestroyed(true, pos, selectedShip));
                 send(otherPlayer, EffectMessage.shipDestroyed(false, pos, selectedShip));
-            } else {
+            }
+            else {
                 // ship has been hit, but it hasn't been destroyed
                 send(activePlayer, EffectMessage.hit(true, pos));
                 send(otherPlayer, EffectMessage.hit(false, pos));

Projekte/battleship/model/src/main/java/pp/battleship/game/server/ServerState.java

@@ -27,7 +27,7 @@ enum ServerState {
     BATTLE,
 
     /**
-     * The server is waiting for clients to finish their animations.
+     * The server is waiting for all clients to finish the shoot animation.
      */
     ANIMATION,
 

Projekte/battleship/model/src/main/java/pp/battleship/game/singlemode/Copycat.java

@@ -7,7 +7,11 @@
 
 package pp.battleship.game.singlemode;
 
-import pp.battleship.message.client.*;
+import pp.battleship.message.client.AnimationFinishedMessage;
+import pp.battleship.message.client.ClientInterpreter;
+import pp.battleship.message.client.ClientMessage;
+import pp.battleship.message.client.MapMessage;
+import pp.battleship.message.client.ShootMessage;
 import pp.battleship.model.Battleship;
 
 /**
@@ -60,16 +64,8 @@ public void received(MapMessage msg, int from) {
         copiedMessage = new MapMessage(msg.getShips().stream().map(Copycat::copy).toList());
     }
 
-    /**
-     * Handles the reception of a {@link AnimationMessage}.
-     * Since a {@code AnimationMessage} does not need to be copied, it is directly assigned.
-     *
-     * @param msg  the received {@code AnimationMessage}
-     * @param from the identifier of the sender
-     */
     @Override
-    public void received(AnimationMessage msg, int from) {
-        // copying is not necessary
+    public void received(AnimationFinishedMessage msg, int from) {
         copiedMessage = msg;
     }
 

Projekte/battleship/model/src/main/java/pp/battleship/game/singlemode/RobotClient.java

@@ -1,7 +1,7 @@
 package pp.battleship.game.singlemode;
 
 import pp.battleship.game.client.BattleshipClient;
-import pp.battleship.message.client.AnimationMessage;
+import pp.battleship.message.client.AnimationFinishedMessage;
 import pp.battleship.message.client.MapMessage;
 import pp.battleship.message.client.ShootMessage;
 import pp.battleship.message.server.EffectMessage;
@@ -72,6 +72,7 @@ public void run() {
      * Makes the RobotClient take a shot by sending a ShootMessage with the target position.
      */
     private void robotShot() {
+
         connection.sendRobotMessage(new ShootMessage(getShotPosition()));
     }
 
@@ -122,7 +123,7 @@ public void received(StartBattleMessage msg) {
     @Override
     public void received(EffectMessage msg) {
         LOGGER.log(Level.INFO, "Received EffectMessage: {0}", msg); //NON-NLS
-        connection.sendRobotMessage(new AnimationMessage());
+        connection.sendRobotMessage(new AnimationFinishedMessage());
         if (msg.isMyTurn())
             shoot();
     }

Projekte/battleship/model/src/main/java/pp/battleship/message/client/AnimationFinishedMessage.java

@@ -0,0 +1,24 @@
+package pp.battleship.message.client;
+
+import com.jme3.network.serializing.Serializable;
+
+/**
+ * Represents a message indicating that an animation has finished on the client side.
+ */
+@Serializable
+public class AnimationFinishedMessage extends ClientMessage {
+    public AnimationFinishedMessage() {
+        super();
+    }
+
+    /**
+     * Accepts a visitor to process this message.
+     *
+     * @param interpreter the visitor to process this message
+     * @param from        the connection ID from which the message was received
+     */
+    @Override
+    public void accept(ClientInterpreter interpreter, int from) {
+        interpreter.received(this, from);
+    }
+}

Projekte/battleship/model/src/main/java/pp/battleship/message/client/AnimationMessage.java

@@ -1,27 +0,0 @@
-package pp.battleship.message.client;
-
-import com.jme3.network.serializing.Serializable;
-
-/**
- * A message indicating an animation event is finished in the game. (Client → Server)
- */
-@Serializable
-public class AnimationMessage extends ClientMessage {
-    /**
-     * Constructs a new AnimationMessage instance.
-     */
-    public AnimationMessage() {
-        super();
-    }
-
-    /**
-     * Accepts a visitor for processing this message.
-     *
-     * @param interpreter the visitor to be used for processing
-     * @param from        the connection ID of the sender
-     */
-    @Override
-    public void accept(ClientInterpreter interpreter, int from) {
-        interpreter.received(this, from);
-    }
-}

Projekte/battleship/model/src/main/java/pp/battleship/message/client/ClientInterpreter.java

@@ -28,10 +28,10 @@ public interface ClientInterpreter {
     void received(MapMessage msg, int from);
 
     /**
-     * Processes a received AnimationMessage.
+     * Processes a received AnimationFinishedMessage.
      *
-     * @param msg  the AnimationMessage to be processed
+     * @param msg  the MapMessage to be processed
      * @param from the connection ID from which the message was received
      */
-    void received(AnimationMessage msg, int from);
+    void received(AnimationFinishedMessage msg, int from);
 }

Projekte/battleship/model/src/main/java/pp/battleship/model/Shell.java

@@ -1,23 +1,116 @@
 package pp.battleship.model;
 
+import com.jme3.math.Quaternion;
+import com.jme3.math.Vector3f;
+
 /**
- * Represents a shell in the Battleship game.
+ * The {@code Shell} class represents a projectile fired by a ship in the Battleship game.
+ * It models the position and rotation of the projectile and allows for its movement along
+ * a Bezier curve.
  */
 public class Shell implements Item {
-    private final int x;
-    private final int y;
+    /**
+     * Initial position of the shell
+     */
+    private final static Vector3f INIT_POS = new Vector3f(-3, 7, -3);
+    /**
+     * The overshot difference vector used to get a shallower flight path
+     */
+    private final static Vector3f OVER_SHOT_DIFF = new Vector3f(-1, -1, -1);
+    // Target shot position
+    private final Vector3f shotPosition;
+    // Position on top of shotPosition used for Bezier curve
+    private final Vector3f overShotPosition;
+    // Current position of the shell
+    private Vector3f position;
+    // Current rotation of the shell
+    private final Quaternion rotation;
 
+    /**
+     * Constructs a new {@code Shell} object using the given {@code Shot} target.
+     * The initial position, target position, and overshot position are calculated.
+     *
+     * @param shot The target {@code Shot} object containing the destination coordinates.
+     */
     public Shell(Shot shot) {
-        this.x = shot.getX();
-        this.y = shot.getY();
+        this.shotPosition = new Vector3f(shot.getX(), 0, shot.getY());
+        this.overShotPosition = new Vector3f(shotPosition.x, INIT_POS.y, shotPosition.z).add(OVER_SHOT_DIFF);
+        this.position = INIT_POS;
+        this.rotation = new Quaternion();
     }
 
-    public int getX() {
-        return x;
+    /**
+     * Gets the current position of the shell.
+     *
+     * @return The current position as a {@code Vector3f}.
+     */
+    public Vector3f getPosition() {
+        return this.position;
     }
 
-    public int getY() {
-        return y;
+    /**
+     * Gets the current rotation of the shell.
+     *
+     * @return The current rotation as a {@code Quaternion}.
+     */
+    public Quaternion getRotation() {
+        return this.rotation;
+    }
+
+    /**
+     * Moves the shell along a Bezier curve based on the given time factor {@code t}.
+     * The position and rotation of the shell are updated.
+     *
+     * @param t The time factor between 0 and 1, representing the progress of the shell's flight.
+     */
+    public void move(float t) {
+        if (t > 1f) t = 1f;
+        Vector3f newPosition = bezInt(INIT_POS, overShotPosition, shotPosition, t);
+        updateRotation(position, newPosition);
+        this.position = newPosition;
+    }
+
+    /**
+     * Performs a quadratic Bezier interpolation between three points based on the time factor {@code t}.
+     *
+     * @param p1 The start position.
+     * @param p2 The overshot position.
+     * @param p3 The target position.
+     * @param t  The time factor for interpolation.
+     * @return The interpolated position as a {@code Vector3f}.
+     */
+    private Vector3f bezInt(Vector3f p1, Vector3f p2, Vector3f p3, float t) {
+        Vector3f inA = linInt(p1, p2, t);
+        Vector3f inB = linInt(p2, p3, t);
+        return linInt(inA, inB, t);
+    }
+
+    /**
+     * Performs linear interpolation between two points {@code p1} and {@code p2} based on the time factor {@code t}.
+     *
+     * @param p1 The start position.
+     * @param p2 The end position.
+     * @param t  The time factor for interpolation.
+     * @return The interpolated position as a {@code Vector3f}.
+     */
+    private Vector3f linInt(Vector3f p1, Vector3f p2, float t) {
+        float x = p1.getX() + t * (p2.getX() - p1.getX());
+        float y = p1.getY() + t * (p2.getY() - p1.getY());
+        float z = p1.getZ() + t * (p2.getZ() - p1.getZ());
+        return new Vector3f(x, y, z);
+    }
+
+    /**
+     * Updates the rotation of the shell to face the new position along its flight path.
+     *
+     * @param oldPos The previous position of the shell.
+     * @param newPos The new position of the shell.
+     */
+    private void updateRotation(Vector3f oldPos, Vector3f newPos) {
+        Vector3f direction = newPos.subtract(oldPos).normalize();
+        if (direction.lengthSquared() > 0) {
+            this.rotation.lookAt(direction, Vector3f.UNIT_Y);
+        }
     }
 
     @Override

Projekte/battleship/model/src/main/java/pp/battleship/model/ShipMap.java

@@ -92,9 +92,9 @@ public void add(Shot shot) {
     }
 
     /**
-     * Adds a shell to the map and triggers an item addition event.
+     * Registers a shot on the map and triggers an item addition event.
      *
-     * @param shell the shell to be added to the map
+     * @param shell the shell to be registered on the map
      */
     public void add(Shell shell) {
         addItem(shell);
@@ -190,8 +190,8 @@ public int getHeight() {
      */
     public boolean isValid(Battleship ship) {
         return isValid(ship.getMinX(), ship.getMinY()) &&
-                isValid(ship.getMaxX(), ship.getMaxY()) &&
-                getShips().filter(s -> s != ship).noneMatch(ship::collidesWith);
+               isValid(ship.getMaxX(), ship.getMaxY()) &&
+               getShips().filter(s -> s != ship).noneMatch(ship::collidesWith);
     }
 
     /**
@@ -203,8 +203,8 @@ public boolean isValid(Battleship ship) {
      */
     public Battleship findShipAt(int x, int y) {
         return getShips().filter(ship -> ship.contains(x, y))
-                .findAny()
-                .orElse(null);
+                         .findAny()
+                         .orElse(null);
     }
 
     /**
@@ -236,7 +236,7 @@ public boolean isValid(IntPosition pos) {
      */
     public boolean isValid(int x, int y) {
         return x >= 0 && x < width &&
-                y >= 0 && y < height;
+               y >= 0 && y < height;
     }
 
     /**

Projekte/battleship/model/src/main/java/pp/battleship/model/Visitor.java

@@ -32,8 +32,8 @@ public interface Visitor<T> {
     /**
      * Visits a Shell element.
      *
-     * @param shell the Shell element to visit
-     * @return the result of visiting the Shell element
+     * @param shell the Battleship element to visit
+     * @return the result of visiting the Battleship element
      */
     T visit(Shell shell);
 }

Projekte/battleship/model/src/main/java/pp/battleship/model/VoidVisitor.java

@@ -29,7 +29,7 @@ public interface VoidVisitor {
     /**
      * Visits a Shell element.
      *
-     * @param shell the Shell element to visit
+     * @param shell the Battleship element to visit
      */
     void visit(Shell shell);
 }