From 489067301361104f03096e3553ccff7141116214 Mon Sep 17 00:00:00 2001
From: syuilo <4439005+syuilo@users.noreply.github.com>
Date: Sat, 9 May 2026 14:28:14 +0900
Subject: [PATCH] Update previewEngine.ts

---
 packages/frontend/src/world/room/previewEngine.ts | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/packages/frontend/src/world/room/previewEngine.ts b/packages/frontend/src/world/room/previewEngine.ts
index fbaee90fd0..ba8c96dc88 100644
--- a/packages/frontend/src/world/room/previewEngine.ts
+++ b/packages/frontend/src/world/room/previewEngine.ts
@@ -62,19 +62,14 @@ export class RoomObjectPreviewEngine {
 		this.envMapIndoor.boundingBoxSize = new BABYLON.Vector3(cm(500), cm(500), cm(500));
 		this.envMapIndoor.level = 0.6;
 
-		const ambientLight = new BABYLON.HemisphericLight('ambientLight', new BABYLON.Vector3(0, 1, -0.5), this.scene);
-		ambientLight.diffuse = new BABYLON.Color3(1.0, 1.0, 1.0);
-		ambientLight.intensity = 0.3;
-		//ambientLight.intensity = 0;
-
 		this.roomLight = new BABYLON.SpotLight('roomLight', new BABYLON.Vector3(cm(50), cm(249), cm(50)), new BABYLON.Vector3(0, -1, 0), 16, 8, this.scene);
 		this.roomLight.diffuse = new BABYLON.Color3(1.0, 0.9, 0.8);
 		this.roomLight.shadowMinZ = cm(10);
 		this.roomLight.shadowMaxZ = cm(500);
 		this.roomLight.radius = cm(30);
-		this.roomLight.intensity = 10 * WORLD_SCALE * WORLD_SCALE;
+		this.roomLight.intensity = 15 * WORLD_SCALE * WORLD_SCALE;
 
-		this.shadowGenerator = new BABYLON.ShadowGenerator(1024, this.roomLight);
+		this.shadowGenerator = new BABYLON.ShadowGenerator(2048, this.roomLight);
 		this.shadowGenerator.forceBackFacesOnly = true;
 		this.shadowGenerator.bias = 0.0001;
 		this.shadowGenerator.usePercentageCloserFiltering = true;