From 5bee6d353b99ac070fd86a34c81dc0ae5ee13cef Mon Sep 17 00:00:00 2001
From: Mugen87 <michael.herzog@human-interactive.org>
Date: Tue, 4 Nov 2025 17:11:45 +0100
Subject: [PATCH] TSL: Check for `undefined` in `uniform()`.

---
 src/nodes/core/UniformNode.js | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/nodes/core/UniformNode.js b/src/nodes/core/UniformNode.js
index e881fdc01e7144..8b070ab837c675 100644
--- a/src/nodes/core/UniformNode.js
+++ b/src/nodes/core/UniformNode.js
@@ -235,8 +235,23 @@ export const uniform = ( value, type ) => {
 
 	}
 
-	// @TODO: get ConstNode from .traverse() in the future
-	value = ( value && value.isNode === true ) ? ( value.node && value.node.value ) || value.value : value;
+	if ( value && value.isNode === true ) {
+
+		let v = value.value;
+
+		value.traverse( n => {
+
+			if ( n.isConstNode === true ) {
+
+				v = n.value;
+
+			}
+
+		} );
+
+		value = v;
+
+	}
 
 	return nodeObject( new UniformNode( value, nodeType ) );