From 83b6a46579d62c2eb8906fd15cb6326756515815 Mon Sep 17 00:00:00 2001
From: Asval <asval.contactme@gmail.com>
Date: Mon, 24 Aug 2026 20:58:34 +0200
Subject: [PATCH] snap to ground and focus on load

---
 CUE4Parse                               |  2 +-
 FModel/Framework/SnooperHost.cs         |  4 ++--
 FModel/ViewModels/CUE4ParseViewModel.cs |  1 +
 FModel/ViewModels/SnooperViewModel.cs   | 18 ++++++++++++++----
 Snooper                                 |  2 +-
 5 files changed, 19 insertions(+), 8 deletions(-)

diff --git a/CUE4Parse b/CUE4Parse
index 746a6d77..abed739a 160000
--- a/CUE4Parse
+++ b/CUE4Parse
@@ -1 +1 @@
-Subproject commit 746a6d779a9607df1aa32ee2858f3ce0fc8557ae
+Subproject commit abed739a7deb8ebf3cbb057afca707452edc0e59
diff --git a/FModel/Framework/SnooperHost.cs b/FModel/Framework/SnooperHost.cs
index b96c475d..250768d9 100644
--- a/FModel/Framework/SnooperHost.cs
+++ b/FModel/Framework/SnooperHost.cs
@@ -50,13 +50,13 @@ public sealed class SnooperHost(Func<EditorWindow> build) : IDisposable
         // this thread must never die until fmodel closes
         // if it dies first, opening any menu hangs the ui thread inside UiaReturnRawElementProvider, which is
         // wpf building the popup, and exiting hangs too (dead thread leaves com state behind???)
-        var thread = new Thread(RenderLoop) { IsBackground = true, Name = "Snooper" };
+        var thread = new Thread(WindowLoop) { IsBackground = true, Name = "Snooper" };
         thread.Start();
 
         return thread;
     }
 
-    private void RenderLoop()
+    private void WindowLoop()
     {
         using var _ = LogContext.PushProperty("SourceContext", "Snooper");
         GLFWProvider.CheckForMainThread = false;
diff --git a/FModel/ViewModels/CUE4ParseViewModel.cs b/FModel/ViewModels/CUE4ParseViewModel.cs
index eeddae64..0d5ded00 100644
--- a/FModel/ViewModels/CUE4ParseViewModel.cs
+++ b/FModel/ViewModels/CUE4ParseViewModel.cs
@@ -1524,6 +1524,7 @@ public class CUE4ParseViewModel : ViewModel
             // }:
             case UPaperSprite when isNone && UserSettings.Default.PreviewMaterials:
             case UStaticMesh when isNone && UserSettings.Default.PreviewStaticMeshes:
+            case UGeometryCollection when isNone && UserSettings.Default.PreviewStaticMeshes:
             case USkeletalMesh when isNone && UserSettings.Default.PreviewSkeletalMeshes:
             case USkeleton when isNone && UserSettings.Default.SaveSkeletonAsMesh:
             case UMaterialInstance when isNone && UserSettings.Default.PreviewMaterials && !ModelIsOverwritingMaterial &&
diff --git a/FModel/ViewModels/SnooperViewModel.cs b/FModel/ViewModels/SnooperViewModel.cs
index 51869cd5..8677add6 100644
--- a/FModel/ViewModels/SnooperViewModel.cs
+++ b/FModel/ViewModels/SnooperViewModel.cs
@@ -4,6 +4,7 @@ using System.Runtime.InteropServices;
 using System.Windows;
 using System.Windows.Forms;
 using CUE4Parse.UE4.Assets.Exports;
+using CUE4Parse.UE4.Assets.Exports.GeometryCollection;
 using CUE4Parse.UE4.Assets.Exports.SkeletalMesh;
 using CUE4Parse.UE4.Assets.Exports.StaticMesh;
 using CUE4Parse.UE4.Objects.Engine;
@@ -13,6 +14,7 @@ using FModel.Services;
 using Snooper.Rendering.Actors;
 using Snooper.Rendering.Components;
 using Snooper.Rendering.Components.Light;
+using Snooper.Rendering.Components.Mesh;
 using Snooper.Rendering.Components.Primitive;
 using Snooper.Rendering.Components.Transforms;
 
@@ -40,6 +42,7 @@ public class SnooperViewModel : ViewModel, IDisposable
         {
             UStaticMesh sm => new MeshActor(sm),
             USkeletalMesh sk => new MeshActor(sk),
+            UGeometryCollection gc => new MeshActor(gc),
             UWorld w => new WorldActor(w),
             _ => null
         };
@@ -48,12 +51,19 @@ public class SnooperViewModel : ViewModel, IDisposable
         editor.Invoke(() =>
         {
             if (editor.Manager.RootActor == null)
-                editor.Manager.LoadScene(CreateScene(obj is UWorld));
+                editor.Manager.LoadScene(CreateScene(actor is WorldActor));
 
             if (actor != null)
                 editor.Manager.LoadScene(actor);
 
             editor.Show();
+
+            if (actor?.RootComponent is MeshComponent mesh)
+            {
+                mesh.SnapToGround();
+                mesh.UpdateWorldMatrix(); // just so teleport works properly
+                mesh.TeleportTo();
+            }
         });
     }
 
@@ -67,12 +77,12 @@ public class SnooperViewModel : ViewModel, IDisposable
         scene.Children.Add(grid);
 
         var camera = new CameraActor("Camera");
-        camera.CameraComponent.LocalTransform.Position = new Vector3(1, 2, -0.5f);
-        camera.CameraComponent.LocalTransform.Rotation = new Quaternion(0, -1, 0, 1);
+        camera.CameraComponent.SetLocalTransform(new Transform(new Vector3(0, 1.14f, 3.5f), new Vector3(180, 18, 0)));
         scene.Children.Add(camera);
 
+        const float distance = 500;
         var sun = new Actor("Sun Light");
-        sun.Components.Add(new DirectionalLightComponent(MathF.PI, new Vector3(1.0f, 0.87f, 0.72f), new Transform(new Vector3(16.5f, 0, 0), new Quaternion(new Vector3(0.5f, -0.5f, 0.0f), 1.0f)), "Directional Light"));
+        sun.Components.Add(new DirectionalLightComponent(MathF.PI, new Vector3(1.00f, 0.96f, 0.90f), new Transform(new Vector3(-distance, distance, distance), new Vector3(140, 37, 0)), "Directional Light"));
         scene.Children.Add(sun);
 
         return scene;
diff --git a/Snooper b/Snooper
index 5c3e4fcc..89613470 160000
--- a/Snooper
+++ b/Snooper
@@ -1 +1 @@
-Subproject commit 5c3e4fcc89f0ab3f2e68790a84b29625cd214f0b
+Subproject commit 896134700b71ea5cf5373764d7ec23c5e5eeee86