gd: added wall hugging

systems/wall_hug/WallHugSystem.cs

@@ -0,0 +1,45 @@
+using Godot;
+using System;
+using System.Collections.Generic;
+using RustyOptions;
+
+namespace Movementtests.systems;
+
+public partial class WallHugSystem : Node3D
+{
+    
+    private List<RayCast3D> _raycasts;
+    
+    public void Init()
+    {
+        _raycasts = new List<RayCast3D>();
+        _raycasts.Add(GetNode<RayCast3D>("front"));
+        _raycasts.Add(GetNode<RayCast3D>("back"));
+        _raycasts.Add(GetNode<RayCast3D>("left"));
+        _raycasts.Add(GetNode<RayCast3D>("right"));
+    }
+
+    public bool IsWallHugging()
+    {
+        foreach (RayCast3D raycast in _raycasts)
+        {
+            if (raycast.IsColliding())
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public Option<Vector3> GetWallNormal()
+    {
+        foreach (RayCast3D raycast in _raycasts)
+        {
+            if (raycast.IsColliding())
+            {
+                return raycast.GetCollisionNormal().Some();
+            }
+        }
+        return Option<Vector3>.None;
+    }
+}

systems/wall_hug/WallHugSystem.cs.uid

@@ -0,0 +1 @@
+uid://tjiji63wlom5