From 09ef8a1fdcdb6fe7625f0432a554d0bafa147869 Mon Sep 17 00:00:00 2001
From: Don McCurdy <dm@donmccurdy.com>
Date: Sat, 2 Dec 2023 11:28:36 -0500
Subject: [PATCH] fix(flatten): Don't let weights animation disqualify node
 from flatten() (#1187)

---
 packages/functions/src/flatten.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/functions/src/flatten.ts b/packages/functions/src/flatten.ts
index 5c33ee7e0..4b1a7e437 100644
--- a/packages/functions/src/flatten.ts
+++ b/packages/functions/src/flatten.ts
@@ -46,12 +46,12 @@ export function flatten(_options: FlattenOptions = FLATTEN_DEFAULTS): Transform
 			}
 		}
 
-		// (2) Mark animated nodes.
+		// (2) Mark nodes with TRS animation.
 		const animated = new Set<Node>();
 		for (const animation of root.listAnimations()) {
 			for (const channel of animation.listChannels()) {
 				const node = channel.getTargetNode();
-				if (node) {
+				if (node && channel.getTargetPath() !== 'weights') {
 					animated.add(node);
 				}
 			}