From 023b68ffae1815a45f2905307942088c50ab6a59 Mon Sep 17 00:00:00 2001
From: 4sval <asval.contactme@gmail.com>
Date: Sat, 22 Oct 2022 00:17:56 +0200
Subject: [PATCH] fixed gap between grid and skybox

---
 FModel/MainWindow.xaml.cs                 |  2 +-
 FModel/ViewModels/Commands/LoadCommand.cs | 13 ++++++-
 FModel/Views/Snooper/Camera.cs            | 42 ++++++++++++++++++++++-
 FModel/Views/Snooper/Section.cs           |  1 -
 4 files changed, 54 insertions(+), 4 deletions(-)

diff --git a/FModel/MainWindow.xaml.cs b/FModel/MainWindow.xaml.cs
index e559073d..718b4a77 100644
--- a/FModel/MainWindow.xaml.cs
+++ b/FModel/MainWindow.xaml.cs
@@ -79,7 +79,7 @@ public partial class MainWindow
 #if DEBUG
         await _threadWorkerView.Begin(cancellationToken =>
             _applicationView.CUE4Parse.Extract(cancellationToken,
-                "FortniteGame/Content/Environments/Apollo/Props/Log_Sign/Meshes/SM_Apollo_Log_Sign.uasset"));
+                "fortnitegame/Content/Accessories/FORT_Backpacks/Backpack_F_MED_FNCS_S20/Meshes/F_MED_FNCS_S20_Pack.uasset"));
 #endif
     }
 
diff --git a/FModel/ViewModels/Commands/LoadCommand.cs b/FModel/ViewModels/Commands/LoadCommand.cs
index 3e26ccc4..df010f86 100644
--- a/FModel/ViewModels/Commands/LoadCommand.cs
+++ b/FModel/ViewModels/Commands/LoadCommand.cs
@@ -131,12 +131,19 @@ public class LoadCommand : ViewModelCommand<LoadingModesViewModel>
             if (hasFilter)
             {
                 if (filter.Contains(entry.Vfs.Name))
+                {
                     entries.Add(entry);
+                    _applicationView.Status.UpdateStatusLabel(entry.Vfs.Name);
+                }
             }
             else
+            {
                 entries.Add(entry);
+                _applicationView.Status.UpdateStatusLabel(entry.Vfs.Name);
+            }
         }
 
+        _applicationView.Status.UpdateStatusLabel("Folders & Packages");
         _applicationView.CUE4Parse.AssetsFolder.BulkPopulate(entries);
     }
 
@@ -170,7 +177,8 @@ public class LoadCommand : ViewModelCommand<LoadingModesViewModel>
         using var archive = new FStreamArchive(fileStream.Name, memoryStream);
         var entries = new List<VfsEntry>();
 
-        switch (UserSettings.Default.LoadingMode)
+        var mode = UserSettings.Default.LoadingMode;
+        switch (mode)
         {
             case ELoadingMode.AllButNew:
             {
@@ -191,6 +199,7 @@ public class LoadCommand : ViewModelCommand<LoadingModesViewModel>
                         entry.Path.EndsWith(".ubulk") || entry.Path.EndsWith(".uptnl")) continue;
 
                     entries.Add(entry);
+                    _applicationView.Status.UpdateStatusLabel(entry.Vfs.Name);
                 }
 
                 break;
@@ -214,12 +223,14 @@ public class LoadCommand : ViewModelCommand<LoadingModesViewModel>
                         continue;
 
                     entries.Add(entry);
+                    _applicationView.Status.UpdateStatusLabel(entry.Vfs.Name);
                 }
 
                 break;
             }
         }
 
+        _applicationView.Status.UpdateStatusLabel($"{mode.ToString()[6..]} Folders & Packages");
         _applicationView.CUE4Parse.AssetsFolder.BulkPopulate(entries);
     }
 }
diff --git a/FModel/Views/Snooper/Camera.cs b/FModel/Views/Snooper/Camera.cs
index c53f3234..aacb5a1a 100644
--- a/FModel/Views/Snooper/Camera.cs
+++ b/FModel/Views/Snooper/Camera.cs
@@ -61,6 +61,46 @@ public class Camera
 
     public Matrix4 GetProjectionMatrix()
     {
-        return Matrix4.CreatePerspectiveFieldOfView(Helper.DegreesToRadians(Zoom), AspectRatio, Near, Far);
+        return CreatePerspectiveFieldOfView(Helper.DegreesToRadians(Zoom), AspectRatio, Near, Far);
+    }
+
+    /// <summary>
+    /// OpenTK function causes a gap between the faded out grid & the skybox
+    /// so we use the System.Numerics function instead with OpenTK types
+    /// </summary>
+    private Matrix4 CreatePerspectiveFieldOfView(float fieldOfView, float aspectRatio, float nearPlaneDistance, float farPlaneDistance)
+    {
+        if (fieldOfView is <= 0.0f or >= MathF.PI)
+            throw new ArgumentOutOfRangeException(nameof(fieldOfView));
+
+        if (nearPlaneDistance <= 0.0f)
+            throw new ArgumentOutOfRangeException(nameof(nearPlaneDistance));
+
+        if (farPlaneDistance <= 0.0f)
+            throw new ArgumentOutOfRangeException(nameof(farPlaneDistance));
+
+        if (nearPlaneDistance >= farPlaneDistance)
+            throw new ArgumentOutOfRangeException(nameof(nearPlaneDistance));
+
+        float yScale = 1.0f / MathF.Tan(fieldOfView * 0.5f);
+        float xScale = yScale / aspectRatio;
+
+        Matrix4 result = Matrix4.Zero;
+
+        result.M11 = xScale;
+        result.M12 = result.M13 = result.M14 = 0.0f;
+
+        result.M22 = yScale;
+        result.M21 = result.M23 = result.M24 = 0.0f;
+
+        result.M31 = result.M32 = 0.0f;
+        float negFarRange = float.IsPositiveInfinity(farPlaneDistance) ? -1.0f : farPlaneDistance / (nearPlaneDistance - farPlaneDistance);
+        result.M33 = negFarRange;
+        result.M34 = -1.0f;
+
+        result.M41 = result.M42 = result.M44 = 0.0f;
+        result.M43 = nearPlaneDistance * negFarRange;
+
+        return result;
     }
 }
diff --git a/FModel/Views/Snooper/Section.cs b/FModel/Views/Snooper/Section.cs
index 9a388f05..b2ba61ed 100644
--- a/FModel/Views/Snooper/Section.cs
+++ b/FModel/Views/Snooper/Section.cs
@@ -7,7 +7,6 @@ using FModel.Services;
 using FModel.Settings;
 using OpenTK.Graphics.OpenGL4;
 using OpenTK.Mathematics;
-using SkiaSharp;
 
 namespace FModel.Views.Snooper;