Add Squash the Creeps 3D C# demo for Godot mono 4.2

mono/squash_the_creeps/.gitignore

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+.import

mono/squash_the_creeps/Main.cs

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+using Godot;
+
+public partial class Main : Node
+{
+    [Export]
+    public PackedScene MobScene { get; set; }
+
+    public override void _Ready()
+    {
+        GetNode<Control>("UserInterface/Retry").Hide();
+    }
+
+    // We also specified this function name in PascalCase in the editor's connection window
+    private void OnMobTimerTimeout()
+    {
+        // Create a new instance of the Mob scene.
+        Mob mob = MobScene.Instantiate<Mob>();
+
+        // Choose a random location on the SpawnPath.
+        // We store the reference to the SpawnLocation node.
+        PathFollow3D mobSpawnLocation = GetNode<PathFollow3D>("SpawnPath/SpawnLocation");
+        // And give it a random offset.
+        mobSpawnLocation.ProgressRatio = GD.Randf();
+
+        Vector3 playerPosition = GetNode<Player>("Player").Position;
+        mob.Initialize(mobSpawnLocation.Position, playerPosition);
+
+        // Spawn the mob by adding it to the Main scene.
+        AddChild(mob);
+
+        // We connect the mob to the score label to update the score upon squashing one.
+        mob.Squashed += GetNode<ScoreLabel>("UserInterface/ScoreLabel").OnMobSquashed;
+    }
+
+    // We also specified this function name in PascalCase in the editor's connection window
+    private void OnPlayerHit()
+    {
+        GetNode<Timer>("MobTimer").Stop();
+        GetNode<Control>("UserInterface/Retry").Show();
+    }
+
+    public override void _UnhandledInput(InputEvent @event)
+    {
+        if (@event.IsActionPressed("ui_accept") && GetNode<Control>("UserInterface/Retry").Visible)
+        {
+            // This restarts the current scene.
+            GetTree().ReloadCurrentScene();
+        }
+    }
+}

mono/squash_the_creeps/Main.tscn

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+[gd_scene load_steps=15 format=3 uid="uid://bbwavbqpv0ge7"]
+
+[ext_resource type="Script" path="res://Main.cs" id="1_ecxn0"]
+[ext_resource type="PackedScene" uid="uid://bdqntdek3u7aw" path="res://Mob.tscn" id="2_i3afp"]
+[ext_resource type="PackedScene" uid="uid://bnorrme8hfbsx" path="res://Player.tscn" id="3_g20lh"]
+[ext_resource type="FontFile" uid="uid://755mnwjmjuro" path="res://fonts/Montserrat-Medium.ttf" id="4_c7ism"]
+[ext_resource type="Script" path="res://ScoreLabel.cs" id="5_61u28"]
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_fo0kv"]
+size = Vector3(60, 2, 60)
+
+[sub_resource type="BoxMesh" id="BoxMesh_vxe8p"]
+size = Vector3(60, 2, 60)
+
+[sub_resource type="ProceduralSkyMaterial" id="ProceduralSkyMaterial_2qp7p"]
+sky_horizon_color = Color(0.647059, 0.654902, 0.670588, 1)
+
+[sub_resource type="Sky" id="Sky_j5vrg"]
+sky_material = SubResource("ProceduralSkyMaterial_2qp7p")
+
+[sub_resource type="Environment" id="Environment_t6dwr"]
+background_mode = 2
+sky = SubResource("Sky_j5vrg")
+tonemap_mode = 2
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_po4ef"]
+albedo_color = Color(0.97, 0.549667, 0, 1)
+
+[sub_resource type="CylinderMesh" id="CylinderMesh_hgo3b"]
+material = SubResource("StandardMaterial3D_po4ef")
+
+[sub_resource type="Curve3D" id="Curve3D_kyctn"]
+_data = {
+"points": PackedVector3Array(0, 0, 0, 0, 0, 0, -16.5959, 0, -17.8175, 0, 0, 0, 0, 0, 0, 16.5117, 0, -17.8175, 0, 0, 0, 0, 0, 0, 16.5959, 0, 18.1544, 0, 0, 0, 0, 0, 0, -16.7644, 0, 18.1544, 0, 0, 0, 0, 0, 0, -16.5959, 0, -17.8175),
+"tilts": PackedFloat32Array(0, 0, 0, 0, 0)
+}
+point_count = 5
+
+[sub_resource type="Theme" id="Theme_uubu5"]
+default_font = ExtResource("4_c7ism")
+default_font_size = 22
+
+[node name="Main" type="Node"]
+script = ExtResource("1_ecxn0")
+MobScene = ExtResource("2_i3afp")
+
+[node name="Ground" type="StaticBody3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1, 0)
+collision_layer = 4
+collision_mask = 0
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Ground"]
+shape = SubResource("BoxShape3D_fo0kv")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Ground"]
+mesh = SubResource("BoxMesh_vxe8p")
+
+[node name="DirectionalLight3D" type="DirectionalLight3D" parent="."]
+transform = Transform3D(0.5, -0.777049, 0.382355, 0, 0.441506, 0.897258, -0.866025, -0.448629, 0.220753, 0, 12.5592, 14.7757)
+shadow_enabled = true
+shadow_bias = 0.04
+shadow_blur = 1.5
+directional_shadow_mode = 0
+directional_shadow_fade_start = 1.0
+directional_shadow_max_distance = 40.0
+
+[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
+environment = SubResource("Environment_t6dwr")
+
+[node name="Player" parent="." instance=ExtResource("3_g20lh")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 3.66792, 0)
+
+[node name="CameraPivot" type="Marker3D" parent="."]
+transform = Transform3D(1, -5.95416e-16, 2.4663e-16, 2.4663e-16, 0.707107, 0.707107, -5.95416e-16, -0.707107, 0.707107, 0, 0, 0)
+
+[node name="Camera3D" type="Camera3D" parent="CameraPivot"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.08165e-12, 2.08165e-12, 19)
+projection = 1
+current = true
+size = 24.0
+far = 40.0
+
+[node name="Cylinders" type="Node3D" parent="."]
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Cylinders"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -16.6028, 0, -17.8799)
+mesh = SubResource("CylinderMesh_hgo3b")
+
+[node name="MeshInstance3D2" type="MeshInstance3D" parent="Cylinders"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 16.5115, 0, -17.7887)
+mesh = SubResource("CylinderMesh_hgo3b")
+
+[node name="MeshInstance3D3" type="MeshInstance3D" parent="Cylinders"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 16.5115, 0, 18.2448)
+mesh = SubResource("CylinderMesh_hgo3b")
+
+[node name="MeshInstance3D4" type="MeshInstance3D" parent="Cylinders"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -16.7074, 0, 18.077)
+mesh = SubResource("CylinderMesh_hgo3b")
+
+[node name="SpawnPath" type="Path3D" parent="."]
+curve = SubResource("Curve3D_kyctn")
+
+[node name="SpawnLocation" type="PathFollow3D" parent="SpawnPath"]
+transform = Transform3D(-4.37114e-08, 0, -1, 0, 1, 0, 1, 0, -4.37114e-08, -16.5959, 0, -17.8175)
+
+[node name="MobTimer" type="Timer" parent="."]
+wait_time = 0.5
+autostart = true
+
+[node name="UserInterface" type="Control" parent="."]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+theme = SubResource("Theme_uubu5")
+
+[node name="ScoreLabel" type="Label" parent="UserInterface"]
+layout_mode = 0
+offset_left = 16.0
+offset_top = 16.0
+offset_right = 144.0
+offset_bottom = 56.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+text = "Score: 0"
+script = ExtResource("5_61u28")
+
+[node name="Retry" type="ColorRect" parent="UserInterface"]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+color = Color(0, 0, 0, 0.376471)
+
+[node name="Label" type="Label" parent="UserInterface/Retry"]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -106.5
+offset_top = -14.0
+offset_right = 106.5
+offset_bottom = 14.0
+grow_horizontal = 2
+grow_vertical = 2
+text = "Press Enter to retry"
+
+[connection signal="Hit" from="Player" to="." method="OnPlayerHit"]
+[connection signal="timeout" from="MobTimer" to="." method="OnMobTimerTimeout"]

mono/squash_the_creeps/Mob.cs

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+using Godot;
+
+public partial class Mob : CharacterBody3D
+{
+    // Emitted when the player jumped on the mob.
+    [Signal]
+    public delegate void SquashedEventHandler();
+    // Minimum speed of the mob in meters per second
+    [Export]
+    public int MinSpeed { get; set; } = 10;
+    // Maximum speed of the mob in meters per second
+    [Export]
+    public int MaxSpeed { get; set; } = 18;
+
+    public override void _PhysicsProcess(double delta)
+    {
+        MoveAndSlide();
+    }
+
+    // This function will be called from the Main scene.
+    public void Initialize(Vector3 startPosition, Vector3 playerPosition)
+    {
+        // We position the mob by placing it at startPosition
+        // and rotate it towards playerPosition, so it looks at the player.
+        LookAtFromPosition(startPosition, playerPosition, Vector3.Up);
+        // Rotate this mob randomly within range of -45 and +45 degrees,
+        // so that it doesn't move directly towards the player.
+        RotateY((float)GD.RandRange(-Mathf.Pi / 4.0, Mathf.Pi / 4.0));
+
+        // We calculate a random speed (integer).
+        int randomSpeed = GD.RandRange(MinSpeed, MaxSpeed);
+        // We calculate a forward velocity that represents the speed.
+        Velocity = Vector3.Forward * randomSpeed;
+        // We then rotate the velocity vector based on the mob's Y rotation
+        // in order to move in the direction the mob is looking.
+        Velocity = Velocity.Rotated(Vector3.Up, Rotation.Y);
+
+        GetNode<AnimationPlayer>("AnimationPlayer").SpeedScale = randomSpeed / MinSpeed;
+    }
+
+    // We also specified this function name in PascalCase in the editor's connection window
+    private void OnVisibleOnScreenNotifierScreenExited()
+    {
+        QueueFree();
+    }
+
+    public void Squash()
+    {
+        EmitSignal(SignalName.Squashed);
+        QueueFree();
+    }
+}

mono/squash_the_creeps/Mob.tscn

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+[gd_scene load_steps=6 format=3 uid="uid://bdqntdek3u7aw"]
+
+[ext_resource type="Script" path="res://Mob.cs" id="1_g64pt"]
+[ext_resource type="PackedScene" uid="uid://b1kcqfya734dq" path="res://art/mob.glb" id="2_e23op"]
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_svwdt"]
+size = Vector3(1.358, 1.088, 2.201)
+
+[sub_resource type="Animation" id="Animation_t3png"]
+resource_name = "float"
+length = 1.2
+loop_mode = 1
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Pivot/Character:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0.3, 0.7, 1.2),
+"transitions": PackedFloat32Array(0.420448, 2.07053, 1),
+"update": 0,
+"values": [Vector3(2.08165e-12, 0.33, 2.08165e-12), Vector3(2.08165e-12, 0.65, 2.08165e-12), Vector3(2.08165e-12, 0.35, 2.08165e-12)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Pivot/Character:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0.1, 0.5, 1.2),
+"transitions": PackedFloat32Array(0.420448, 0.450625, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0.139626, 3.48787e-16, 3.48787e-16), Vector3(-0.15708, 3.48787e-16, 3.48787e-16)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_sw56c"]
+_data = {
+"float": SubResource("Animation_t3png")
+}
+
+[node name="Mob" type="CharacterBody3D" groups=["mob"]]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.08165e-12, 0.011, 2.08165e-12)
+collision_layer = 2
+collision_mask = 0
+script = ExtResource("1_g64pt")
+
+[node name="Pivot" type="Node3D" parent="."]
+
+[node name="Character" parent="Pivot" instance=ExtResource("2_e23op")]
+transform = Transform3D(1, -4.03349e-16, 3.44493e-16, 3.44493e-16, 0.987688, 0.156434, -4.03349e-16, -0.156434, 0.987688, 2.08165e-12, 0.35, 2.08165e-12)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.08165e-12, 0.528, 2.08165e-12)
+shape = SubResource("BoxShape3D_svwdt")
+
+[node name="VisibleOnScreenNotifier3D" type="VisibleOnScreenNotifier3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.08165e-12, 0.062, 0.332)
+aabb = AABB(-1.2, 0.251, -1.571, 2.41, 1.093, 3.172)
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+libraries = {
+"": SubResource("AnimationLibrary_sw56c")
+}
+autoplay = "float"
+
+[connection signal="screen_exited" from="VisibleOnScreenNotifier3D" to="." method="OnVisibleOnScreenNotifierScreenExited"]

mono/squash_the_creeps/MusicPlayer.tscn

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+[gd_scene load_steps=2 format=3 uid="uid://ml76m4c5tsyn"]
+
+[ext_resource type="AudioStream" uid="uid://fx12pc5y5syy" path="res://art/House In a Forest Loop.ogg" id="1_x2nla"]
+
+[node name="MusicPlayer" type="AudioStreamPlayer"]
+stream = ExtResource("1_x2nla")
+autoplay = true