feat(scene): intro scene

It should work but that's all we have for now 💀

app/src/main/java/org/vibecoders/moongazer/Assets.java

@@ -0,0 +1,26 @@
+package org.vibecoders.moongazer;
+
+import com.badlogic.gdx.assets.AssetManager;
+import com.badlogic.gdx.graphics.Texture;
+
+public class Assets {
+    private static final AssetManager assetManager = new AssetManager();
+
+    public static <T> T getAsset(String fileName, Class<T> type) {
+        return assetManager.get(fileName, type);
+    }
+
+    public static void loadAll() {
+        // We load all assets here for simplicity :)
+        assetManager.load("icons/logo.png", Texture.class);
+        assetManager.finishLoading();
+    }
+
+    public static AssetManager getAssetManager() {
+        return assetManager;
+    }
+
+    public static void dispose() {
+        assetManager.dispose();
+    }
+}

app/src/main/java/org/vibecoders/moongazer/Game.java

@@ -1,29 +1,54 @@
 package org.vibecoders.moongazer;
 
 import com.badlogic.gdx.ApplicationAdapter;
-import com.badlogic.gdx.Gdx;
-import com.badlogic.gdx.graphics.GL20;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import static org.vibecoders.moongazer.Constants.*;
+import org.vibecoders.moongazer.scene.*;
 
 public class Game extends ApplicationAdapter {
     private static final Logger log = LoggerFactory.getLogger(Game.class);
+    public static State state = State.INTRO;
+    SpriteBatch batch;
+    Texture logo;
+    Scene currentScene;
+    Scene introScene;
 
     @Override
     public void create() {
-        log.debug("create stub");
+        log.info("Loading assets...");
+        Assets.loadAll();
+        log.info("Assets loaded successfully.");
+        batch = new SpriteBatch();
+        currentScene = introScene = new Intro();
     }
 
     @Override
     public void render() {
-        Gdx.gl.glClearColor(0, 0, 0, 1);
-        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
+        switch (Game.state) {
+            case INTRO:
+                currentScene = introScene;
+                break;
+            case MAIN_MENU:
+                // Render main menu scene
+                break;
+            case IN_GAME:
+                // Render in-game scene
+                break;
+            default:
+                log.warn("Unknown state: {}", state);
+        }
+        batch.begin();
+        currentScene.render(batch);
+        batch.end();
     }
 
     @Override
     public void dispose() {
-        log.debug("stub");
+        introScene.dispose();
+        Assets.dispose();
+        log.debug("Resources disposed");
     }
 }
-

app/src/main/java/org/vibecoders/moongazer/Main.java

@@ -17,7 +17,7 @@ public class Main {
         cfg.useVsync(true);
         cfg.setIdleFPS(10);
         cfg.setWindowIcon("icons/logo.png");
-        log.info("Starting game client");
+        log.info("Starting game client...");
         new Lwjgl3Application(new Game(), cfg);
     }
 }

app/src/main/java/org/vibecoders/moongazer/State.java

@@ -0,0 +1,7 @@
+package org.vibecoders.moongazer;
+
+public enum State {
+    INTRO,
+    MAIN_MENU,
+    IN_GAME
+}

app/src/main/java/org/vibecoders/moongazer/scene/Intro.java

@@ -0,0 +1,45 @@
+package org.vibecoders.moongazer.scene;
+
+import static org.vibecoders.moongazer.Constants.WINDOW_HEIGHT;
+import static org.vibecoders.moongazer.Constants.WINDOW_WIDTH;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.vibecoders.moongazer.Assets;
+
+import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.utils.ScreenUtils;
+
+public class Intro extends Scene {
+    private Texture logo;
+    private long startTime;
+    private long endTime = 0;
+    private static final Logger log = LoggerFactory.getLogger(Intro.class);
+
+    public Intro() {
+        logo = Assets.getAsset("icons/logo.png", Texture.class);
+        startTime = System.currentTimeMillis() + 500;
+    }
+
+    public void render(SpriteBatch batch) {
+        ScreenUtils.clear(Color.BLACK);
+        log.debug("Rendering logo at position: ({}, {})", WINDOW_WIDTH / 2 - logo.getWidth() / 4,
+                WINDOW_HEIGHT / 2 - logo.getHeight() / 4);
+        var currentOpacity = (float) (System.currentTimeMillis() - startTime) / 1000;
+        if (currentOpacity > 1) {
+            if (endTime == 0) {
+                endTime = System.currentTimeMillis() + 3000;
+            }
+            currentOpacity = 1 - ((float) (System.currentTimeMillis() - endTime) / 1000);
+        }
+        batch.setColor(1, 1, 1, currentOpacity);
+        batch.draw(logo, WINDOW_WIDTH / 2 - logo.getWidth() / 4, WINDOW_HEIGHT / 2 - logo.getHeight() / 4,
+                logo.getWidth() / 2, logo.getHeight() / 2);
+    }
+
+    public void dispose() {
+        log.debug("sybau");
+    }
+}

app/src/main/java/org/vibecoders/moongazer/scene/Scene.java

@@ -0,0 +1,8 @@
+package org.vibecoders.moongazer.scene;
+
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+
+public abstract class Scene {
+    public abstract void render(SpriteBatch batch);
+    public abstract void dispose();
+}