From 6516fab7a9bbe53632e5fe8021ad01b6921497b4 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 2 Mar 2026 09:14:57 +0000
Subject: [PATCH] Fix lost connections for array-based pose links in animation
 graph

TryResolvePoseLink only handled direct struct properties (single
FPoseLink). Many animation nodes use arrays of pose links (e.g.,
BlendPose TArray<FPoseLink> in blend list nodes). Added handling for
UScriptArray to iterate array elements and resolve each as a pose link.

Co-authored-by: LoogLong <86428208+LoogLong@users.noreply.github.com>
---
 FModel/ViewModels/AnimGraphViewModel.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/FModel/ViewModels/AnimGraphViewModel.cs b/FModel/ViewModels/AnimGraphViewModel.cs
index 9b0e7466..ca5e616a 100644
--- a/FModel/ViewModels/AnimGraphViewModel.cs
+++ b/FModel/ViewModels/AnimGraphViewModel.cs
@@ -424,6 +424,16 @@ public class AnimGraphViewModel
         AnimGraphNode sourceNode, List<(string name, string structType)> animNodeProps,
         Dictionary<string, AnimGraphNode> nodeByName, AnimGraphViewModel vm)
     {
+        // Handle arrays of pose links (e.g., BlendPose TArray<FPoseLink>)
+        if (tag.GenericValue is UScriptArray array)
+        {
+            for (var i = 0; i < array.Properties.Count; i++)
+            {
+                TryResolvePoseLink(array.Properties[i], $"{pinName}[{i}]", sourceNode, animNodeProps, nodeByName, vm);
+            }
+            return;
+        }
+
         // A PoseLink/ComponentSpacePoseLink is a struct with a LinkID property
         if (tag.GetValue(typeof(FStructFallback)) is not FStructFallback linkStruct)
             return;