Vastly improved interactivity, wired up some animations.

GodotComponentTest.csproj

@@ -19,6 +19,18 @@
 	</ItemGroup>
 
 	<ItemGroup>
+	  <Content Include="entities\Axe.gd" />
+	  <Content Include="entities\Axe.tscn" />
+	  <Content Include="entities\Chest.tscn" />
+	  <Content Include="entities\GoldBar.tscn" />
+	  <Content Include="entities\Player3D.tscn" />
+	  <Content Include="entities\PlayerEntity.gd" />
+	  <Content Include="entities\PlayerEntity.tscn" />
+	  <Content Include="entities\SimpleEntity.gd" />
+	  <Content Include="entities\SimpleEntity.tscn" />
+	  <Content Include="entities\Tree.tscn" />
+	  <Content Include="entities\WanderingEntity.gd" />
+	  <Content Include="entities\WanderingEntity.tscn" />
 	  <Content Include="scenes\Tests\HexTile3DMaterialAssign.tscn" />
 	</ItemGroup>
 </Project>

assets/Characters/Pirate.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://assets/Characters/Pirate.glb" type="PackedScene" id=1]
+[ext_resource path="res://assets/Objects/toolAxe.tscn" type="PackedScene" id=2]
+
+[node name="Pirate" instance=ExtResource( 1 )]
+transform = Transform( 0.5, 0, 0, 0, 0.5, 0, 0, 0, 0.5, 0, 0, 0 )
+
+[node name="ToolAttachement" type="BoneAttachment" parent="Armature/Skeleton" index="5"]
+transform = Transform( 1, 8.68458e-08, -1.04308e-07, 1.74623e-07, -1, -1.30385e-07, 1.41561e-07, 1.50874e-07, -1, -0.72, 0.45, 3.28113e-08 )
+visible = false
+bone_name = "HandTip.R"
+
+[node name="Tool" type="Spatial" parent="Armature/Skeleton/ToolAttachement" index="0"]
+transform = Transform( -1.12419e-14, 8.74228e-08, -2, 2, -8.74228e-08, -1.39841e-13, -8.74228e-08, -2, -8.74228e-08, 2.38419e-07, -0.151768, 0.615043 )
+
+[node name="toolAxe" parent="Armature/Skeleton/ToolAttachement/Tool" index="0" instance=ExtResource( 2 )]

assets/Environment/tree.tscn

@@ -1,18 +0,0 @@
-[gd_scene load_steps=3 format=2]
-
-[ext_resource path="res://assets/KenneySurvivalKit/Models/tree.glb" type="PackedScene" id=1]
-
-[sub_resource type="CapsuleShape" id=1]
-radius = 0.329139
-height = 0.936801
-
-[node name="tree" instance=ExtResource( 1 )]
-
-[node name="tree" parent="." index="0"]
-transform = Transform( 1.5, 0, 0, 0, 1, 0, 0, 0, 1.5, 0, 0, 0 )
-
-[node name="StaticBody" type="StaticBody" parent="." index="1"]
-
-[node name="CollisionShape" type="CollisionShape" parent="StaticBody" index="0"]
-transform = Transform( 1, 0, 0, 0, -4.37114e-08, -1, 0, 1, -4.37114e-08, 0, 0.519998, 0 )
-shape = SubResource( 1 )

assets/Objects/toolAxe.tscn

@@ -5,4 +5,4 @@
 [node name="toolAxe" instance=ExtResource( 1 )]
 
 [node name="toolAxe" parent="." index="0"]
-transform = Transform( 3, 0, 0, 0, 3, 0, 0, 0, 3, 0, 0, 0 )
+transform = Transform( 4, 0, 0, 0, 4, 0, 0, 0, 4, 0, 0, 0 )

components/TaskQueueComponent.cs

@@ -2,11 +2,20 @@ using Godot;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using GodotComponentTest.entities;
+using Object = Godot.Object;
 
 public class TaskQueueComponent : Component
 {
-    public abstract class Task
+    [Signal]
+    delegate void StartInteraction(Entity entity, Entity targetEntity);
+    
+    public abstract class Task : Object
     {
+        /// <summary>
+        /// Executes a Task on the specified entity.
+        /// </summary>
+        /// <returns>true when the Task is complete, false otherwise</returns>
         public abstract bool PerformTask(Entity entity, float delta);
     }
 
@@ -36,13 +45,6 @@ public class TaskQueueComponent : Component
 
         public override bool PerformTask(Entity entity, float delta)
         {
-            GD.Print("Interaction of " + entity + " with " + TargetEntity);
-
-            if (TargetEntity is Chest)
-            {
-                Chest chest = (Chest)TargetEntity;
-                chest.OnInteract();
-            }
             return true;
         }
     }
@@ -52,6 +54,7 @@ public class TaskQueueComponent : Component
     public TaskQueueComponent()
     {
         Queue = new Queue<Task>();
+
         Reset();
     }
 
@@ -67,25 +70,23 @@ public class TaskQueueComponent : Component
             return;
         }
 
+        do
+        {
             Task currentTask = Queue.Peek();
-        while (currentTask.PerformTask(entity, delta))
+            InteractionTask interactionTask = currentTask as InteractionTask;
+            if (interactionTask != null)
+            {
+                EmitSignal("StartInteraction", entity, interactionTask.TargetEntity);
+            }
+
+            if (currentTask.PerformTask(entity, delta))
             {
                 Queue.Dequeue();
-            if (Queue.Count == 0)
+            }
+            else
             {
                 break;
             }
-            
-            currentTask = Queue.Peek();
-            if (currentTask is NavigationTask)
-            {
-                NavigationTask navigationTask = (NavigationTask)currentTask;
-                if (navigationTask != null && navigationTask.NavigationPoint.Flags ==
-                    NavigationComponent.NavigationPoint.NavigationFlags.Orientation)
-                {
-                    GD.Print("Current task is orientation task!");
-                }
-            }
-        }
+        } while (Queue.Count > 0);
     }
 }

entities/Axe.cs

@@ -0,0 +1,11 @@
+using Godot;
+using System;
+
+public class Axe : StaticBody
+{
+    // Called when the node enters the scene tree for the first time.
+    public override void _Ready()
+    {
+        
+    }
+}

entities/Axe.gd

@@ -0,0 +1,16 @@
+extends StaticBody
+
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass

entities/Axe.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=4 format=2]
+
+[ext_resource path="res://assets/Objects/toolAxe.tscn" type="PackedScene" id=1]
+[ext_resource path="res://entities/Axe.cs" type="Script" id=2]
+
+[sub_resource type="CylinderShape" id=1]
+height = 0.846435
+radius = 0.687167
+
+[node name="Axe" type="StaticBody"]
+collision_layer = 9
+collision_mask = 0
+script = ExtResource( 2 )
+
+[node name="CollisionShape" type="CollisionShape" parent="."]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.428358, 0 )
+shape = SubResource( 1 )
+
+[node name="toolAxe" parent="." instance=ExtResource( 1 )]
+transform = Transform( 0.707107, 0.707107, -3.09086e-08, 4.37114e-08, 1.91069e-15, 1, 0.707107, -0.707107, -3.09086e-08, -0.323064, 0.0760467, 0.348457 )

entities/Chest.cs

@@ -1,8 +1,9 @@
 using Godot;
 using System;
 using System.Linq;
+using GodotComponentTest.entities;
 
-public class Chest : Entity
+public class Chest : Entity, IInteractionInterface
 {
     // resources
     private PackedScene _goldBarScene = GD.Load<PackedScene>("res://entities/GoldBar.tscn");
@@ -15,6 +16,7 @@ public class Chest : Entity
 
     public LidState State = LidState.Closed;
     public bool IsMouseOver = false;
+    
     private MeshInstance _mesh;
     private AnimationPlayer _animationPlayer;
 
@@ -27,7 +29,7 @@ public class Chest : Entity
     // Called when the node enters the scene tree for the first time.
     public override void _Ready()
     {
-        _mesh = GetNode<MeshInstance>("Armature/Skeleton/Chest");
+        _mesh = GetNode<MeshInstance>("Geometry/Skeleton/Chest");
         _animationPlayer = GetNode<AnimationPlayer>("AnimationPlayer");
 
         Connect("input_event", this, nameof(OnAreaInputEvent));
@@ -67,7 +69,7 @@ public class Chest : Entity
     }
 
 
-    public void OnInteract()
+    public void OnInteractionStart()
     {
         _animationPlayer.Stop();
 
@@ -83,6 +85,12 @@ public class Chest : Entity
         }
     }
 
+
+    public void OnInteractionEnd()
+    {
+        
+    }
+
     public void OnChestOpened()
     {
         GD.Print("Chest now opened!");

entities/Chest.tscn

@@ -45,14 +45,14 @@ bind/1/pose = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -0.693102, -1.13623, -1.5266
 resource_name = "ChestOpen"
 length = 0.333333
 tracks/0/type = "transform"
-tracks/0/path = NodePath("Armature/Skeleton:Lid")
+tracks/0/path = NodePath("Geometry/Skeleton:Lid")
 tracks/0/interp = 1
 tracks/0/loop_wrap = true
 tracks/0/imported = false
 tracks/0/enabled = true
 tracks/0/keys = PoolRealArray( 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0.0666667, 1, 0, 0, 0, 0, 0, -0.079364, 0.996846, 1, 1, 1, 0.133333, 1, 0, 0, 0, 0, 0, -0.489957, 0.871747, 1, 1, 1, 0.2, 1, 0, 0, 0, 0, 0, -0.855809, 0.517292, 1, 1, 1, 0.266667, 1, 2.37487e-08, 0, 0, 4.03449e-08, -3.99897e-08, 0.919654, -0.39273, 1, 1, 1, 0.333333, 1, 0, 0, 0, -1.45046e-08, 1.43769e-08, -0.808978, 0.587839, 1, 1, 1 )
 tracks/1/type = "transform"
-tracks/1/path = NodePath("Armature/Skeleton:Body")
+tracks/1/path = NodePath("Geometry/Skeleton:Body")
 tracks/1/interp = 1
 tracks/1/loop_wrap = true
 tracks/1/imported = false
@@ -83,10 +83,10 @@ extents = Vector3( 0.19, 0.19, 0.332 )
 [node name="Chest" type="KinematicBody"]
 script = ExtResource( 1 )
 
-[node name="Armature" type="Spatial" parent="."]
+[node name="Geometry" type="Spatial" parent="."]
 transform = Transform( -0.259808, 0, 0.15, 0, 0.3, 0, -0.15, 0, -0.259808, 0, 0, 0 )
 
-[node name="Skeleton" type="Skeleton" parent="Armature"]
+[node name="Skeleton" type="Skeleton" parent="Geometry"]
 bones/0/name = "Body"
 bones/0/parent = -1
 bones/0/rest = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0.697618, -0.0422799, -5.68067e-09 )
@@ -98,15 +98,13 @@ bones/1/rest = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -0.00451577, 1.17851, 1.583
 bones/1/enabled = true
 bones/1/bound_children = [  ]
 
-[node name="Chest" type="MeshInstance" parent="Armature/Skeleton"]
+[node name="Chest" type="MeshInstance" parent="Geometry/Skeleton"]
 mesh = SubResource( 12 )
 skin = SubResource( 13 )
 
 [node name="AnimationPlayer" type="AnimationPlayer" parent="."]
 anims/ChestOpen = SubResource( 3 )
 
-[node name="State" type="Node" parent="."]
-
 [node name="MountPoint" type="Spatial" parent="."]
 transform = Transform( -0.524001, 0, -0.851718, 0, 1, 0, 0.851718, 0, -0.524001, 0.717306, 0, 0.400936 )
 

entities/GoldBar.cs

@@ -42,17 +42,17 @@ public class GoldBar : KinematicBody
         }
         else
         {
-            if (Mathf.Abs(Transform.origin.y) < 0.01)
+            velocity.y = velocity.y - 9.81f * delta;
+        }
+
+        velocity = MoveAndSlide(velocity, Vector3.Up);
+
+        if (IsOnFloor() || Mathf.Abs(Transform.origin.y) < 0.01)
         {
             // apply damping when on ground
             velocity = velocity - velocity.Normalized() * 0.9f * delta;
         }
         
-            velocity.y = velocity.y - 9.81f * delta;
-        }
-
-        velocity = MoveAndSlide(velocity);
-        
         if (velocity.LengthSquared() < 0.01)
         {
             velocity = Vector3.Zero;

entities/IInteractionInterface.cs

@@ -0,0 +1,7 @@
+namespace GodotComponentTest.entities;
+
+public interface IInteractionInterface
+{
+    void OnInteractionStart();
+    void OnInteractionEnd();
+}

entities/Player.cs

@@ -1,12 +1,15 @@
 using Godot;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
+using GodotComponentTest.entities;
 
-public class Player : Entity
+public class Player : Entity, IInteractionInterface
 {
     // public members
     public Vector3 TargetPosition = Vector3.Zero;
+    public int goldCount = 0;
 
     public TaskQueueComponent TaskQueueComponent;
     
@@ -15,6 +18,9 @@ public class Player : Entity
         get { return _navigationComponent; }
     }
 
+    [Signal]
+    delegate void GoldCountChanged(int goldCount);
+    
     // private members
     private WorldInfoComponent _worldInfo;
     private GroundMotionComponent _groundMotion;
@@ -22,6 +28,8 @@ public class Player : Entity
     private Area _itemAttractorArea;
     private Area _itemPickupArea;
     private List<Node> _attractedItemList = new List<Node>();
+    private BoneAttachment _toolAttachement;
+    private AnimationPlayer _playerAnimationPlayer;
 
     // Called when the node enters the scene tree for the first time.
     public override void _Ready()
@@ -53,6 +61,14 @@ public class Player : Entity
             _itemPickupArea.Connect("body_entered", this, nameof(OnItemPickupAreaBodyEntered));
         }
 
+        _playerAnimationPlayer = (AnimationPlayer)GetNode<AnimationPlayer>("Geometry/AnimationPlayer");
+        Debug.Assert(_playerAnimationPlayer != null);
+        
+        _toolAttachement = (BoneAttachment)FindNode("ToolAttachement");
+        if (_toolAttachement == null)
+        {
+            GD.PushWarning("No ToolAttachement found!");
+        }
     }
 
 
@@ -94,9 +110,9 @@ public class Player : Entity
         
         foreach (Node node in _attractedItemList)
         {
-            GoldBar bar = (GoldBar)node;
-            if (bar != null)
+            if (node is GoldBar)
             {
+                GoldBar bar = (GoldBar)node;                
                 bar.SetTarget(GlobalTransform.origin);
             }
         }
@@ -111,9 +127,10 @@ public class Player : Entity
     public void OnItemAttractorBodyExited(Node node)
     {
         GD.Print("Item exited " + node);
-        GoldBar bar = (GoldBar)node;
-        if (bar != null)
+        
+        if (node is GoldBar) 
         {
+            GoldBar bar = (GoldBar)node;
             bar.UnsetTarget();
         }
         _attractedItemList.Remove(node);
@@ -121,11 +138,44 @@ public class Player : Entity
 
     public void OnItemPickupAreaBodyEntered(Node body)
     {
-        GD.Print("Picking up item: " + body);
+        GD.Print("Picking up item: " + body.Name);
+
+        if (body is Axe)
+        {
+            SetActiveTool("Axe");
+        }
+
         if (body is GoldBar)
         {
-            GoldBar bar = (GoldBar)body;
-            bar.QueueFree();
+            goldCount++;
+            EmitSignal("GoldCountChanged", goldCount);
+        }
+        
+        body.QueueFree();
+    }
+
+    public void SetActiveTool(String toolName)
+    {
+        Debug.Assert(_toolAttachement != null);
+        if (toolName == "Axe")
+        {
+            _toolAttachement.Visible = true;
+        } else if (toolName == "")
+        {
+            _toolAttachement.Visible = false;
         }
     }
+
+    public void OnInteractionStart()
+    {
+        GD.Print("Player Starting Interaction");
+        _playerAnimationPlayer.CurrentAnimation = "Hit-loop";
+        _playerAnimationPlayer.Play();
+    }
+
+    public void OnInteractionEnd()
+    {   
+        GD.Print("Player Stopping Interaction");
+        _playerAnimationPlayer.CurrentAnimation = "Idle-loop";
+    }
 }

entities/Tree.cs

@@ -0,0 +1,90 @@
+using Godot;
+using System;
+using System.Diagnostics;
+using GodotComponentTest.entities;
+
+public class Tree : StaticBody, IInteractionInterface
+{
+    [Export] public float ChopDuration = 2;
+    public bool IsMouseOver = false;
+    
+    private MeshInstance _geometry;
+    private AnimationPlayer _animationPlayer;
+    private float _health = 100;
+    private bool _isBeingChopped = false;
+    
+    [Signal]
+    delegate void EntityClicked(Entity entity);
+    
+    // Called when the node enters the scene tree for the first time.
+    public override void _Ready()
+    {
+        _geometry = GetNode<MeshInstance>("Geometry");
+        Debug.Assert(_geometry != null);
+        _animationPlayer = GetNode<AnimationPlayer>("AnimationPlayer");
+        Debug.Assert(_animationPlayer != null);
+        
+        Connect("input_event", this, nameof(OnAreaInputEvent));
+        Connect("mouse_entered", this, nameof(OnAreaMouseEntered));
+        Connect("mouse_exited", this, nameof(OnAreaMouseExited));
+    }
+
+
+    public override void _Process(float delta)
+    {
+        base._Process(delta);
+
+        if (_isBeingChopped)
+        {
+            _health = Math.Max(0, _health - delta * 100 / ChopDuration);
+        }
+
+        if (_health == 0)
+        {
+            QueueFree();
+        }
+    }
+
+    public void OnAreaInputEvent(Node camera, InputEvent inputEvent, Vector3 position, Vector3 normal,
+        int shapeIndex)
+    {
+        if (IsMouseOver && inputEvent is InputEventMouseButton)
+        {
+            InputEventMouseButton mouseButtonEvent = (InputEventMouseButton)inputEvent;
+            if (mouseButtonEvent.ButtonIndex == 1 && mouseButtonEvent.Pressed)
+            {
+                EmitSignal("EntityClicked", this);
+            }
+        }
+    }
+
+
+    public void OnAreaMouseEntered()
+    {
+        IsMouseOver = true;
+        SpatialMaterial overrideMaterial = new SpatialMaterial();
+        overrideMaterial.AlbedoColor = new Color(1, 0, 0);
+        _geometry.MaterialOverride = overrideMaterial;
+    }
+
+
+    public void OnAreaMouseExited()
+    {
+        IsMouseOver = false;
+        _geometry.MaterialOverride = null;
+    }
+
+
+    public void OnInteractionStart()
+    {
+        GD.Print("Starting tree animationplayer");
+        _animationPlayer.CurrentAnimation = "TreeShake";
+        _animationPlayer.Play();
+        _isBeingChopped = true;
+    }
+
+    public void OnInteractionEnd()
+    {
+        _animationPlayer.Stop();
+    }
+}

scenes/Game.cs

@@ -17,6 +17,8 @@ public class Game : Spatial
     private TextureRect _worldTextureRect;
     private TextureRect _heightTextureRect;
     private Button _generateWorldButton;
+    private Control _gameUI;
+    private Label _goldCountLabel;
 
     // scene nodes
     private Spatial _tileHighlight;
@@ -25,7 +27,6 @@ public class Game : Spatial
     private Area _streamContainerArea;
     private Spatial _streamContainerActiveTiles;
     private Player _player;
-    private Chest _chest;
     private TileWorld _tileWorld;
     private Camera _camera;
 
@@ -39,6 +40,7 @@ public class Game : Spatial
     private HexCell _currentTile;
     private Vector3 _cameraOffset;
     private ImageTexture _blackWhitePatternTexture;
+    private InteractionSystem _interactionSystem;
 
     // Called when the node enters the scene tree for the first time.
     public override void _Ready()
@@ -60,6 +62,9 @@ public class Game : Spatial
         _worldTextureRect = worldGeneratorContainer.GetNode<TextureRect>("WorldTextureRect");
         _heightTextureRect = worldGeneratorContainer.GetNode<TextureRect>("HeightTextureRect");
         _generateWorldButton = worldGeneratorContainer.GetNode<Button>("WorldGenerateButton");
+        _gameUI = (Control)FindNode("GameUI");
+        _goldCountLabel = _gameUI.GetNode<Label>("GoldCount");
+        Debug.Assert(_goldCountLabel != null);
 
         // scene nodes
         _tileHighlight = GetNode<Spatial>("TileHighlight");
@@ -70,7 +75,6 @@ public class Game : Spatial
         _streamContainerActiveTiles = _streamContainer.GetNode<Spatial>("ActiveTiles");
 
         _player = GetNode<Player>("Player");
-        _chest = GetNode<Chest>("Entities/Chest");
         _tileWorld = GetNode<TileWorld>("TileWorld");
         _camera = (Camera)FindNode("Camera");
         _cameraOffset = _camera.GlobalTranslation - _player.GlobalTranslation;
@@ -95,6 +99,8 @@ public class Game : Spatial
         _lastTile = new HexCell();
         _currentTile = new HexCell();
         _hexGrid = new HexGrid();
+        _interactionSystem = GetNode<InteractionSystem>("InteractionSystem");
+        Debug.Assert(_interactionSystem != null);
 
         // update data
         _worldTextureRect.RectSize = Vector2.One * _tileWorld.Size;
@@ -106,12 +112,13 @@ public class Game : Spatial
         _streamContainer.Connect("TileHovered", this, nameof(OnTileHovered));
         _tileWorld.Connect("WorldGenerated", this, nameof(OnWorldGenerated));
         _generateWorldButton.Connect("pressed", this, nameof(OnGenerateButton));
+        _player.TaskQueueComponent.Connect("StartInteraction", _interactionSystem, nameof(_interactionSystem.OnStartInteraction));
+        _player.Connect("GoldCountChanged", this, nameof(OnGoldCountChanged));
 
         // register entity events
-        Array entityNodes = FindNode("Entities").GetChildren();
-        foreach (Node node in entityNodes)
+        foreach (Node node in GetNode("Entities").GetChildren())
         {
-            if (node is Chest)
+            if (node.HasSignal("EntityClicked"))
             {
                 node.Connect("EntityClicked", this, nameof(OnEntityClicked));
             }
@@ -215,6 +222,7 @@ public class Game : Spatial
             GD.PrintErr("Could not find WorldSizeSlider!");
             return;
         }
+
         _tileWorld.Seed = _tileWorld.Seed + 1;
         _tileWorld.Generate((int)worldSizeSlider.Value);
     }
@@ -280,7 +288,8 @@ public class Game : Spatial
         playerStartTransform.origin.y = height;
         _player.Transform = playerStartTransform;
         _player.TaskQueueComponent.Reset();
-        _player.Navigation.PlanDirectPath(playerStartTransform.origin, playerStartTransform.origin, playerStartTransform.basis.Quat());
+        _player.Navigation.PlanDirectPath(playerStartTransform.origin, playerStartTransform.origin,
+            playerStartTransform.basis.Quat());
 
         foreach (Spatial entity in GetNode("Entities").GetChildren())
         {
@@ -297,19 +306,38 @@ public class Game : Spatial
     {
         GD.Print("Using new map. Size: " + (int)_tileWorld.Colormap.GetSize().x);
 
+        _goldCountLabel.Text = "0";
+        
         ImageTexture newWorldTexture = new ImageTexture();
-        newWorldTexture.CreateFromImage(_tileWorld.Colormap, (uint) (Texture.FlagsEnum.Mipmaps | Texture.FlagsEnum.Repeat));
+        newWorldTexture.CreateFromImage(_tileWorld.Colormap,
+            (uint)(Texture.FlagsEnum.Mipmaps | Texture.FlagsEnum.Repeat));
         _worldTextureRect.Texture = newWorldTexture;
         _tileMaterial.SetShaderParam("MapAlbedoTexture", newWorldTexture);
         _tileMaterial.SetShaderParam("TextureSize", (int)_tileWorld.Colormap.GetSize().x);
 
         ImageTexture newHeightTexture = new ImageTexture();
-        newHeightTexture.CreateFromImage(_tileWorld.Heightmap, (uint) (Texture.FlagsEnum.Mipmaps | Texture.FlagsEnum.Repeat));
+        newHeightTexture.CreateFromImage(_tileWorld.Heightmap,
+            (uint)(Texture.FlagsEnum.Mipmaps | Texture.FlagsEnum.Repeat));
         _heightTextureRect.Texture = newHeightTexture;
 
         _streamContainer.OnWorldGenerated();
 
         // Reset player transform to offset 0,0 and at current height
         ResetGameState();
+        
+        // Connect all signals of the generated world
+        foreach (Node node in _tileWorld.Entities.GetChildren())
+        {
+            if (node.HasSignal("EntityClicked"))
+            {
+                node.Connect("EntityClicked", this, nameof(OnEntityClicked));
+            }
+        }
+    }
+
+
+    public void OnGoldCountChanged(int goldCount)
+    {
+        _goldCountLabel.Text = goldCount.ToString();
     }
 }

scenes/Game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=20 format=2]
+[gd_scene load_steps=21 format=2]
 
 [ext_resource path="res://scenes/StreamContainer.cs" type="Script" id=1]
 [ext_resource path="res://components/NavigationComponent.cs" type="Script" id=2]
@@ -10,9 +10,10 @@
 [ext_resource path="res://scenes/TileWorld.tscn" type="PackedScene" id=8]
 [ext_resource path="res://scenes/Game.cs" type="Script" id=9]
 [ext_resource path="res://scenes/DebugCamera.gd" type="Script" id=10]
-[ext_resource path="res://assets/CreatusPiratePack/Models/Characters/gltf/Pirate1final.glb" type="PackedScene" id=11]
+[ext_resource path="res://assets/Characters/Pirate.tscn" type="PackedScene" id=11]
 [ext_resource path="res://ui/WorldGeneratorUI.gd" type="Script" id=12]
-[ext_resource path="res://assets/Objects/toolAxe.tscn" type="PackedScene" id=13]
+[ext_resource path="res://entities/Axe.tscn" type="PackedScene" id=14]
+[ext_resource path="res://systems/InteractionSystem.cs" type="Script" id=15]
 
 [sub_resource type="CubeMesh" id=1]
 size = Vector3( 1, 1, 1 )
@@ -47,6 +48,30 @@ transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0.1, 0 )
 [node name="TileWorld" parent="." instance=ExtResource( 8 )]
 Size = 32
 
+[node name="GameUI" type="HBoxContainer" parent="."]
+anchor_left = 1.0
+anchor_right = 1.0
+margin_left = -40.0
+margin_right = -10.0
+margin_bottom = 40.0
+grow_horizontal = 0
+alignment = 2
+
+[node name="GoldLabel" type="Label" parent="GameUI"]
+margin_top = 13.0
+margin_right = 30.0
+margin_bottom = 27.0
+text = "Gold"
+
+[node name="GoldCount" type="Label" parent="GameUI"]
+margin_left = 34.0
+margin_top = 13.0
+margin_right = 84.0
+margin_bottom = 27.0
+rect_min_size = Vector2( 50, 0 )
+text = "0"
+align = 2
+
 [node name="DebugContainer" type="PanelContainer" parent="."]
 visible = false
 self_modulate = Color( 1, 1, 1, 0.443137 )
@@ -272,6 +297,9 @@ current = true
 fov = 60.0
 script = ExtResource( 10 )
 
+[node name="InteractionSystem" type="Node" parent="."]
+script = ExtResource( 15 )
+
 [node name="Player" type="KinematicBody" parent="."]
 collision_mask = 0
 axis_lock_motion_y = true
@@ -284,11 +312,6 @@ shape = SubResource( 7 )
 
 [node name="Movable" parent="Player" instance=ExtResource( 4 )]
 
-[node name="Geometry" type="Spatial" parent="Player"]
-transform = Transform( 0.5, 0, 0, 0, 0.5, 0, 0, 0, 0.5, 0, 0, 0 )
-
-[node name="Pirate1final" parent="Player/Geometry" instance=ExtResource( 11 )]
-
 [node name="WorldInfo" type="Node" parent="Player"]
 script = ExtResource( 6 )
 World = NodePath("../../TileWorld")
@@ -313,6 +336,8 @@ monitorable = false
 [node name="CollisionShape" type="CollisionShape" parent="Player/ItemPickupArea"]
 shape = SubResource( 23 )
 
+[node name="Geometry" parent="Player" instance=ExtResource( 11 )]
+
 [node name="Entities" type="Spatial" parent="."]
 
 [node name="Chest" parent="Entities" instance=ExtResource( 7 )]
@@ -324,8 +349,9 @@ transform = Transform( 0.550568, 0, -0.83479, 0, 1, 0, 0.83479, 0, 0.550568, 4.8
 [node name="Chest2" parent="Entities" instance=ExtResource( 7 )]
 transform = Transform( 0.793576, 0, -0.608471, 0, 1, 0, 0.608471, 0, 0.793576, 2.79265, 0, -5.36551 )
 
-[node name="toolAxe" parent="Entities" instance=ExtResource( 13 )]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 1.81635, 0, 0 )
+[node name="Axe" parent="Entities" instance=ExtResource( 14 )]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 1.79762, 0, 0 )
+input_ray_pickable = false
 
 [connection signal="value_changed" from="Generator Container/WorldGeneratorContainer/HBoxContainer/WorldSizeSlider" to="Generator Container/WorldGeneratorContainer" method="_on_HSlider_value_changed"]
 

scenes/StreamContainer.cs

@@ -226,13 +226,13 @@ public class StreamContainer : Spatial
 
     public void OnTileClicked(HexTile3D tile)
     {
-        GD.Print("Clicked on Tile at " + tile.OffsetCoords);
+//        GD.Print("Clicked on Tile at " + tile.OffsetCoords);
         EmitSignal("TileClicked", tile);
     }
     
     public void OnTileHovered(HexTile3D tile)
     {
-        GD.Print("Hovered on Tile at " + tile.OffsetCoords);
+//        GD.Print("Hovered on Tile at " + tile.OffsetCoords);
         EmitSignal("TileHovered", tile);
     }
 

scenes/TileWorld.cs

@@ -33,6 +33,7 @@ public class TileWorld : Spatial
     public Image Heightmap;
     public Image Colormap;
     public int Seed = 0;
+    public Spatial Entities;
 
     // private members
     private HexGrid _hexGrid;
@@ -84,6 +85,7 @@ public class TileWorld : Spatial
         }
 
         _environmentNode = GetNode<Spatial>("Environment");
+        Entities = GetNode<Spatial>("Entities");
 
         Generate(Size);
     }
@@ -161,6 +163,11 @@ public class TileWorld : Spatial
         {
             child.QueueFree();
         }
+        
+        foreach (Node child in Entities.GetChildren())
+        {
+            child.QueueFree();
+        }
     }
 
     private void OnHeightMapChanged()
@@ -231,7 +238,7 @@ public class TileWorld : Spatial
                     Spatial treeAsset = SelectAsset(offsetCoord, _treeAssets, environmentRandom, 0.10);
                     if (treeAsset != null)
                     {
-                        _environmentNode.AddChild(treeAsset);
+                        Entities.AddChild(treeAsset);
                     }
                 }
             }

scenes/TileWorld.tscn

@@ -8,7 +8,7 @@
 [ext_resource path="res://assets/Environment/rockC.tscn" type="PackedScene" id=6]
 [ext_resource path="res://assets/Environment/rockA.tscn" type="PackedScene" id=7]
 [ext_resource path="res://assets/Environment/grassLarge.tscn" type="PackedScene" id=8]
-[ext_resource path="res://assets/Environment/tree.tscn" type="PackedScene" id=9]
+[ext_resource path="res://entities/Tree.tscn" type="PackedScene" id=9]
 
 [node name="TileWorld" type="Spatial"]
 script = ExtResource( 1 )
@@ -70,3 +70,5 @@ visible = false
 [node name="tree" parent="Assets/Trees" instance=ExtResource( 9 )]
 
 [node name="Environment" type="Spatial" parent="."]
+
+[node name="Entities" type="Spatial" parent="."]

systems/InteractionSystem.cs

@@ -0,0 +1,79 @@
+using Godot;
+using System;
+using System.Collections.Generic;
+using Godot.Collections;
+using GodotComponentTest.entities;
+using Array = System.Array;
+using NodePair = System.Tuple<Godot.Node, Godot.Node>;
+
+public class InteractionSystem : Node
+{
+    private List<NodePair> _interactionPairs;
+
+    // Called when the node enters the scene tree for the first time.
+    public override void _Ready()
+    {
+        _interactionPairs = new List<NodePair>();
+    }
+
+
+    public override void _Process(float delta)
+    {
+        base._Process(delta);
+
+        List<NodePair> invalidInteractionPairs = new List<NodePair>();
+
+        foreach (Tuple<Node, Node> pair in _interactionPairs)
+        {
+            Node nodeA = pair.Item1;
+            Node nodeB = pair.Item2;
+
+            if (nodeA == null || nodeA.IsQueuedForDeletion() || nodeB == null || nodeB.IsQueuedForDeletion()) {
+                invalidInteractionPairs.Add(pair);
+            }
+            
+            if (nodeA == null || nodeA.IsQueuedForDeletion())
+            {
+                IInteractionInterface interactableB = nodeB as IInteractionInterface;
+                if (interactableB != null)
+                {
+                    interactableB.OnInteractionEnd();
+                }
+            }
+
+            if (nodeB == null || nodeB.IsQueuedForDeletion())
+            {
+                IInteractionInterface interactableA = nodeA as IInteractionInterface;
+                if (interactableA != null)
+                {
+                    interactableA.OnInteractionEnd();
+                }
+            }
+
+
+        }
+
+        foreach (NodePair pair in invalidInteractionPairs)
+        {
+            _interactionPairs.Remove(pair);
+        }
+    }
+
+    public void OnStartInteraction(Node nodeA, Node nodeB)
+    {
+        IInteractionInterface interactableA = nodeA as IInteractionInterface;
+        if (interactableA != null)
+        {
+            interactableA.OnInteractionStart();
+        }
+
+        IInteractionInterface interactableB = nodeB as IInteractionInterface;
+        if (interactableB != null)
+        {
+            interactableB.OnInteractionStart();
+        }
+
+        NodePair pair = new NodePair(nodeA, nodeB);
+        _interactionPairs.Add(new NodePair(nodeA, nodeB));
+    }
+}