From 3e66408af035cf22dafdec407ac969c613a99d09 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Tue, 31 Mar 2026 23:14:33 +0200
Subject: [PATCH] Set scene environment and intensity based on background mode

---
 src/viewport-three/viewport-host.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 9cf93a3c..22c081f3 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -345,11 +345,16 @@ export class ViewportHost {
     this.sunLight.position.set(world.sunLight.direction.x, world.sunLight.direction.y, world.sunLight.direction.z).normalize().multiplyScalar(18);
 
     if (world.background.mode === "image") {
-      this.scene.background = this.loadedImageAssets[world.background.assetId]?.texture ?? null;
+      const texture = this.loadedImageAssets[world.background.assetId]?.texture ?? null;
+      this.scene.background = texture;
+      this.scene.environment = texture;
+      this.scene.environmentIntensity = world.background.environmentIntensity;
       return;
     }
 
     this.scene.background = null;
+    this.scene.environment = null;
+    this.scene.environmentIntensity = 1;
   }
 
   private rebuildLocalLights(document: SceneDocument) {