Basic pathfinding working for crying ghosts

Characters/Crying Ghost/Crying Ghost.tres

@@ -0,0 +1,72 @@
+[gd_resource type="SpriteFrames" load_steps=10 format=3 uid="uid://v2dncd7e66ki"]
+
+[ext_resource type="Texture2D" uid="uid://cktqad5dxfmst" path="res://Characters/Crying Ghost/Sprite-0008.png" id="1_pumse"]
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_3x7sv"]
+atlas = ExtResource("1_pumse")
+region = Rect2(0, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_b8dh6"]
+atlas = ExtResource("1_pumse")
+region = Rect2(0, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_1m6wj"]
+atlas = ExtResource("1_pumse")
+region = Rect2(16, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_nxsb8"]
+atlas = ExtResource("1_pumse")
+region = Rect2(32, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_eav7g"]
+atlas = ExtResource("1_pumse")
+region = Rect2(48, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_xejkc"]
+atlas = ExtResource("1_pumse")
+region = Rect2(64, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_xcy63"]
+atlas = ExtResource("1_pumse")
+region = Rect2(80, 0, 16, 32)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_uxp54"]
+atlas = ExtResource("1_pumse")
+region = Rect2(96, 0, 16, 32)
+
+[resource]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_3x7sv")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}, {
+"frames": [{
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_b8dh6")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_1m6wj")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_nxsb8")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_eav7g")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_xejkc")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_xcy63")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_uxp54")
+}],
+"loop": true,
+"name": &"idle",
+"speed": 5.0
+}]

Characters/Crying Ghost/Crying Ghost.tscn

@@ -0,0 +1,38 @@
+[gd_scene load_steps=5 format=3 uid="uid://61hp8l06y7ka"]
+
+[ext_resource type="Script" uid="uid://d2mxshuj7um8x" path="res://Characters/Crying Ghost/CryingGhost.cs" id="1_wdx63"]
+[ext_resource type="SpriteFrames" uid="uid://v2dncd7e66ki" path="res://Characters/Crying Ghost/Crying Ghost.tres" id="2_6ooq7"]
+
+[sub_resource type="CapsuleShape2D" id="CapsuleShape2D_wdx63"]
+radius = 4.0
+height = 22.0
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_wdx63"]
+radius = 128.0
+
+[node name="CryingGhost" type="CharacterBody2D"]
+script = ExtResource("1_wdx63")
+Speed = 50.0
+
+[node name="AnimatedSprite2D" type="AnimatedSprite2D" parent="."]
+sprite_frames = ExtResource("2_6ooq7")
+animation = &"idle"
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("CapsuleShape2D_wdx63")
+
+[node name="NavigationAgent2D" type="NavigationAgent2D" parent="."]
+path_desired_distance = 4.0
+target_desired_distance = 4.0
+path_postprocessing = 1
+avoidance_enabled = true
+radius = 4.0
+debug_enabled = true
+
+[node name="DetectionArea" type="Area2D" parent="."]
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="DetectionArea"]
+shape = SubResource("CircleShape2D_wdx63")
+
+[node name="TargetTimer" type="Timer" parent="."]
+wait_time = 0.25

Characters/Crying Ghost/CryingGhost.cs

@@ -0,0 +1,78 @@
+using Godot;
+using System.Diagnostics.CodeAnalysis;
+
+public partial class CryingGhost : CharacterBase
+{
+    private AnimatedSprite2D _animatedSprite = default!;
+    private NavigationAgent2D _navigationAgent = default!;
+    private Area2D _detectionArea = default!;
+    private Timer _targetTimer = default!;
+
+    protected Node2D? Target { get; private set; }
+    [MemberNotNullWhen(true, nameof(Target))]
+    protected bool HasTarget => Target is not null;
+
+    public override void _Ready()
+    {
+        _animatedSprite = GetNode<AnimatedSprite2D>("AnimatedSprite2D");
+        _navigationAgent = GetNode<NavigationAgent2D>("NavigationAgent2D");
+        _detectionArea = GetNode<Area2D>("DetectionArea");
+        _targetTimer = GetNode<Timer>("TargetTimer");
+
+        _animatedSprite?.Play("idle");
+        _detectionArea.BodyEntered += OnBodyEntered;
+        _detectionArea.BodyExited += OnBodyExited;
+        _targetTimer.Timeout += OnTimeout;
+        _navigationAgent.VelocityComputed += OnVelocityComputed;
+    }
+
+    public override void _PhysicsProcess(double delta)
+    {
+        if (!HasTarget)
+        {
+            Velocity = Vector2.Zero;
+        }
+        else
+        {
+            var nextPosition = _navigationAgent.GetNextPathPosition();
+            var direction = (nextPosition - GlobalPosition).Normalized();
+
+            _navigationAgent.Velocity = direction * Speed;
+        }
+
+        MoveAndSlide();
+    }
+
+    void OnBodyEntered(Node2D body)
+    {
+        if (body.IsInGroup("Player"))
+        {
+            Target = body;
+            _navigationAgent.TargetPosition = Target.GlobalPosition;
+            _targetTimer.Start();
+        }
+    }
+
+    void OnBodyExited(Node2D body)
+    {
+        if (body == Target)
+        {
+            Target = null;
+            _navigationAgent.TargetPosition = GlobalPosition;
+            _targetTimer.Stop();
+        }
+    }
+
+    void OnTimeout()
+    {
+        if (HasTarget)
+        {
+            _navigationAgent.TargetPosition = Target.GlobalPosition;
+        }
+    }
+
+    void OnVelocityComputed(Vector2 safeVelocity)
+    {
+        Velocity = safeVelocity;
+    }
+}

Characters/Crying Ghost/CryingGhost.cs.uid

@@ -0,0 +1 @@
+uid://d2mxshuj7um8x

Characters/Crying Ghost/Sprite-0008.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://cktqad5dxfmst"
+path="res://.godot/imported/Sprite-0008.png-1fafa4a9bb9b4df1192de33bd2fa3429.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://Characters/Crying Ghost/Sprite-0008.png"
+dest_files=["res://.godot/imported/Sprite-0008.png-1fafa4a9bb9b4df1192de33bd2fa3429.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1