From 8eb9df9a18b928b197ec1cc77617a90f64a65c5f Mon Sep 17 00:00:00 2001
From: Chandler Cox <mr.chandlercox@gmail.com>
Date: Wed, 11 Oct 2023 15:57:02 -0500
Subject: [PATCH 1/2] Change new anim port to TryGetBox.

---
 Source/Editor/Surface/Archetypes/Animation.cs | 20 ++++++++++++++-----
 .../Animations/Graph/AnimGroup.Animation.cpp  | 17 +++++++++-------
 2 files changed, 25 insertions(+), 12 deletions(-)

diff --git a/Source/Editor/Surface/Archetypes/Animation.cs b/Source/Editor/Surface/Archetypes/Animation.cs
index a05ede1e7..5743b2a84 100644
--- a/Source/Editor/Surface/Archetypes/Animation.cs
+++ b/Source/Editor/Surface/Archetypes/Animation.cs
@@ -59,8 +59,11 @@ namespace FlaxEditor.Surface.Archetypes
                 if (Surface != null)
                 {
                     _assetSelect = GetChild<AssetSelect>();
-                    _assetBox = GetBox(8);
-                    _assetSelect.Visible = !_assetBox.HasAnyConnection;
+                    if (TryGetBox(8, out var box))
+                    {
+                        _assetBox = box;
+                        _assetSelect.Visible = !_assetBox.HasAnyConnection;
+                    }
                     UpdateTitle();
                 }
             }
@@ -68,7 +71,11 @@ namespace FlaxEditor.Surface.Archetypes
             private void UpdateTitle()
             {
                 var asset = Editor.Instance.ContentDatabase.Find((Guid)Values[0]);
-                Title = _assetBox.HasAnyConnection || asset == null ? "Animation" : asset.ShortName;
+                if (_assetBox != null)
+                    Title = _assetBox.HasAnyConnection || asset == null ? "Animation" : asset.ShortName;
+                else
+                    Title = asset?.ShortName ?? "Animation";
+                
                 var style = Style.Current;
                 Resize(Mathf.Max(230, style.FontLarge.MeasureText(Title).X + 30), 160);
             }
@@ -78,8 +85,11 @@ namespace FlaxEditor.Surface.Archetypes
             {
                 base.ConnectionTick(box);
 
-                if (box.ID != _assetBox.ID)
-                    return;
+                if (_assetBox != null)
+                {
+                    if (box.ID != _assetBox.ID)
+                        return;
+                }
 
                 _assetSelect.Visible = !box.HasAnyConnection;
                 UpdateTitle();
diff --git a/Source/Engine/Animations/Graph/AnimGroup.Animation.cpp b/Source/Engine/Animations/Graph/AnimGroup.Animation.cpp
index a19b84370..6e4783d2c 100644
--- a/Source/Engine/Animations/Graph/AnimGroup.Animation.cpp
+++ b/Source/Engine/Animations/Graph/AnimGroup.Animation.cpp
@@ -764,14 +764,17 @@ void AnimGraphExecutor::ProcessGroupAnimation(Box* boxBase, Node* nodeBase, Valu
             const float startTimePos = (float)tryGetValue(node->GetBox(7), node->Values[3]);
 
             // Override animation when animation reference box is connected
-            auto animationAssetBox = node->GetBox(8);
-            if (animationAssetBox->HasConnection())
+            auto animationAssetBox = node->TryGetBox(8);
+            if (animationAssetBox)
             {
-                const Value assetBoxValue = tryGetValue(animationAssetBox, Value::Null);
-                if (assetBoxValue != Value::Null)
-                    anim = (Animation*)assetBoxValue.AsAsset;
-                else
-                    anim = nullptr;
+                if (animationAssetBox->HasConnection())
+                {
+                    const Value assetBoxValue = tryGetValue(animationAssetBox, Value::Null);
+                    if (assetBoxValue != Value::Null)
+                        anim = (Animation*)assetBoxValue.AsAsset;
+                    else
+                        anim = nullptr;
+                }
             }
 
             const float length = anim ? anim->GetLength() : 0.0f;

From 28d6fe84efde592e384579c27059bca3d5b20f45 Mon Sep 17 00:00:00 2001
From: Chandler Cox <mr.chandlercox@gmail.com>
Date: Wed, 11 Oct 2023 16:17:59 -0500
Subject: [PATCH 2/2] Small change

---
 Source/Editor/Surface/Archetypes/Animation.cs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/Source/Editor/Surface/Archetypes/Animation.cs b/Source/Editor/Surface/Archetypes/Animation.cs
index 5743b2a84..40a3d2a63 100644
--- a/Source/Editor/Surface/Archetypes/Animation.cs
+++ b/Source/Editor/Surface/Archetypes/Animation.cs
@@ -85,11 +85,10 @@ namespace FlaxEditor.Surface.Archetypes
             {
                 base.ConnectionTick(box);
 
-                if (_assetBox != null)
-                {
-                    if (box.ID != _assetBox.ID)
-                        return;
-                }
+                if (_assetBox == null)
+                    return;
+                if (box.ID != _assetBox.ID)
+                    return;
 
                 _assetSelect.Visible = !box.HasAnyConnection;
                 UpdateTitle();