From ba07e8e009cbfe2bf53880d228c471c616d5d210 Mon Sep 17 00:00:00 2001
From: miku-666 <74728189+NessieHax@users.noreply.github.com>
Date: Wed, 16 Oct 2024 18:32:24 +0200
Subject: [PATCH] BoundingBox - Fix exception when empty enumerable was passed

---
 PCK-Studio/Rendering/BoundingBox.cs        | 2 +-
 PCK-Studio/Rendering/CubeMeshCollection.cs | 3 +--
 PCK-Studio/Rendering/SkinRenderer.cs       | 2 +-
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/PCK-Studio/Rendering/BoundingBox.cs b/PCK-Studio/Rendering/BoundingBox.cs
index 1ed7a458..4a2957ba 100644
--- a/PCK-Studio/Rendering/BoundingBox.cs
+++ b/PCK-Studio/Rendering/BoundingBox.cs
@@ -71,7 +71,7 @@ namespace PckStudio.Rendering
     
         public static BoundingBox GetEnclosingBoundingBox(IEnumerable<BoundingBox> boundingBoxes)
         {
-            return boundingBoxes.Aggregate((a, b) => new BoundingBox(OpenTK.Vector3.ComponentMin(a.Start, b.Start), OpenTK.Vector3.ComponentMax(a.End, b.End)));
+            return boundingBoxes.DefaultIfEmpty().Aggregate((a, b) => new BoundingBox(OpenTK.Vector3.ComponentMin(a.Start, b.Start), OpenTK.Vector3.ComponentMax(a.End, b.End)));
         }
     }
 }
diff --git a/PCK-Studio/Rendering/CubeMeshCollection.cs b/PCK-Studio/Rendering/CubeMeshCollection.cs
index e0603983..d164bc8a 100644
--- a/PCK-Studio/Rendering/CubeMeshCollection.cs
+++ b/PCK-Studio/Rendering/CubeMeshCollection.cs
@@ -171,8 +171,7 @@ namespace PckStudio.Rendering
         {
             IEnumerable<BoundingBox> boundingBoxes = cubes
                 .Where(c => c.Visible)
-                .Select(c => c.GetBounds(Transform * transform))
-                .DefaultIfEmpty();
+                .Select(c => c.GetBounds(Transform * transform));
             return BoundingBox.GetEnclosingBoundingBox(boundingBoxes);
         }
 
diff --git a/PCK-Studio/Rendering/SkinRenderer.cs b/PCK-Studio/Rendering/SkinRenderer.cs
index d38cb195..0c6234e8 100644
--- a/PCK-Studio/Rendering/SkinRenderer.cs
+++ b/PCK-Studio/Rendering/SkinRenderer.cs
@@ -1059,7 +1059,7 @@ namespace PckStudio.Rendering
         }
                 yield break;
             }
-            return SelectedIndices.Length >= 1 ? BoundingBox.GetEnclosingBoundingBox(GetBoundingBoxesFromSelectedIndices(SelectedIndices)) : BoundingBox.Empty;
+            return BoundingBox.GetEnclosingBoundingBox(GetBoundingBoxesFromSelectedIndices(SelectedIndices));
         }
 
         private void RenderBodyPart(ShaderProgram shader, Matrix4 partsMatrix, Matrix4 globalMatrix, params string[] partNames)