From 162d3c8d039f9ab5322f247de6f535c767e28a69 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Wed, 1 Apr 2026 04:05:09 +0200
Subject: [PATCH] auto-git:  [change] src/runtime-three/runtime-host.ts

---
 src/runtime-three/runtime-host.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/runtime-three/runtime-host.ts b/src/runtime-three/runtime-host.ts
index c363f2aa..4ad47179 100644
--- a/src/runtime-three/runtime-host.ts
+++ b/src/runtime-three/runtime-host.ts
@@ -522,7 +522,7 @@ export class RuntimeHost {
     mesh.visible = visible ?? !mesh.visible;
   }
 
-  private applyPlayAnimationAction(instanceId: string, clipName: string) {
+  private applyPlayAnimationAction(instanceId: string, clipName: string, loop: boolean | undefined) {
     const mixer = this.animationMixers.get(instanceId);
     const clips = this.instanceAnimationClips.get(instanceId);
 
@@ -538,8 +538,12 @@ export class RuntimeHost {
       return;
     }
 
+    // LoopRepeat is the three.js default; LoopOnce plays the clip a single time then stops.
+    const action = mixer.clipAction(clip);
+    action.loop = loop === false ? 2200 /* THREE.LoopOnce */ : 2201 /* THREE.LoopRepeat */;
+    action.clampWhenFinished = loop === false;
     mixer.stopAllAction();
-    mixer.clipAction(clip).play();
+    action.reset().play();
   }
 
   private applyStopAnimationAction(instanceId: string) {