From 1c8eb8534e85d5c42693c114116dd320c053615e Mon Sep 17 00:00:00 2001
From: Dejvino <scoutmaster@dejvino.cz>
Date: Sat, 22 Nov 2025 10:03:51 +0100
Subject: [PATCH] Feature: spotlight from main window

---
 party-cathedral/src/core/init.js              | 11 ----
 party-cathedral/src/scene/root.js             |  8 +++
 .../src/scene/rose-window-light.js            | 66 +++++++++++++++++++
 3 files changed, 74 insertions(+), 11 deletions(-)
 create mode 100644 party-cathedral/src/scene/rose-window-light.js

diff --git a/party-cathedral/src/core/init.js b/party-cathedral/src/core/init.js
index d8a626d..805ece1 100644
--- a/party-cathedral/src/core/init.js
+++ b/party-cathedral/src/core/init.js
@@ -33,17 +33,6 @@ export function init() {
 
     // 6. Initialize all visual effects via the manager
     state.effectsManager = new EffectsManager(state.scene);
-
-    // --- 8. Debug Visualization Helpers ---
-    // Visual aids for the light source positions
-    if (state.debugLight && THREE.PointLightHelper) {
-        const screenHelper = new THREE.PointLightHelper(state.screenLight, 0.1, 0xff0000); // Red for screen
-        state.scene.add(screenHelper);
-
-        // Lamp Helper will now work since lampLight is added to the scene
-        const lampHelperPoint = new THREE.PointLightHelper(state.lampLightPoint, 0.1, 0x00ff00); // Green for lamp
-        state.scene.add(lampHelperPoint);
-    }
     
     // 9. Event Listeners
     window.addEventListener('resize', onWindowResize, false);
diff --git a/party-cathedral/src/scene/root.js b/party-cathedral/src/scene/root.js
index feeaead..7bfa700 100644
--- a/party-cathedral/src/scene/root.js
+++ b/party-cathedral/src/scene/root.js
@@ -12,6 +12,7 @@ import { PartyGuests } from './party-guests.js';
 import { StageTorches } from './stage-torches.js';
 import { Dancers } from './dancers.js';
 import { MusicVisualizer } from './music-visualizer.js';
+import { RoseWindowLight } from './rose-window-light.js';
 // Scene Features ^^^
 
 // --- Scene Modeling Function ---
@@ -42,5 +43,12 @@ export function createSceneObjects() {
     // Add a HemisphereLight for more natural, general illumination in a large space.
     const hemisphereLight = new THREE.HemisphereLight(0xffffff, 0x444444, 0.2);
 
+    // Visual aids for the light source positions
+    if (state.debugLight && THREE.HemisphereLightHelper) {
+        // Lamp Helper will now work since lampLight is added to the scene
+        const hemisphereLightHelper = new THREE.HemisphereLightHelper(hemisphereLight, 0.1, 0x00ff00); // Green for lamp
+        state.scene.add(hemisphereLightHelper);
+    }
+
     state.scene.add(hemisphereLight);
 }
diff --git a/party-cathedral/src/scene/rose-window-light.js b/party-cathedral/src/scene/rose-window-light.js
new file mode 100644
index 0000000..e7f21e4
--- /dev/null
+++ b/party-cathedral/src/scene/rose-window-light.js
@@ -0,0 +1,66 @@
+import * as THREE from 'three';
+import { state } from '../state.js';
+import { SceneFeature } from './SceneFeature.js';
+import sceneFeatureManager from './SceneFeatureManager.js';
+
+export class RoseWindowLight extends SceneFeature {
+    constructor() {
+        super();
+        this.spotlight = null;
+        this.helper = null;
+        sceneFeatureManager.register(this);
+    }
+
+    init() {
+        // --- Dimensions for positioning ---
+        const length = 40;
+        const naveHeight = 15;
+        const stageDepth = 5;
+
+        // --- Create the spotlight ---
+        this.spotlight = new THREE.SpotLight(0xffffff, 100.0); // White light, high intensity
+        this.spotlight.position.set(0, naveHeight, -length / 2 + 10); // Position it at the rose window
+        this.spotlight.angle = Math.PI / 9; // A reasonably focused beam
+        this.spotlight.penumbra = 0.3; // Soft edges
+        this.spotlight.decay = 0.9;
+        this.spotlight.distance = 30;
+
+        this.spotlight.castShadow = false;
+        this.spotlight.shadow.mapSize.width = 1024;
+        this.spotlight.shadow.mapSize.height = 1024;
+        this.spotlight.shadow.camera.near = 1;
+        this.spotlight.shadow.camera.far = 30;
+        this.spotlight.shadow.focus = 1;
+
+        // --- Create a target for the spotlight to aim at ---
+        const targetObject = new THREE.Object3D();
+        targetObject.position.set(0, 0, -length / 2 + stageDepth); // Aim at the center of the stage
+        state.scene.add(targetObject);
+        this.spotlight.target = targetObject;
+
+        state.scene.add(this.spotlight);
+
+        // --- Add a debug helper ---
+        if (state.debugLight) {
+            this.helper = new THREE.SpotLightHelper(this.spotlight);
+            state.scene.add(this.helper);
+        }
+    }
+
+    update(deltaTime) {
+        if (!this.spotlight) return;
+
+        // Make the light pulse with the music
+        if (state.music) {
+            const baseIntensity = 4.0;
+            this.spotlight.intensity = baseIntensity + state.music.beatIntensity * 1.0;
+        }
+
+        // Update the helper if it exists
+        if (this.helper) {
+            this.helper.update();
+        }
+    }
+}
+
+new RoseWindowLight();
\ No newline at end of file