Demo: Combo attack, better particles and animation tweaks

demo/demo/agents/agent_base_enemy.tscn

@@ -9,8 +9,8 @@
 var/speed/name = "speed"
 var/speed/type = 3
 var/speed/value = 400.0
-var/speed/hint = 0
-var/speed/hint_string = ""
+var/speed/hint = 1
+var/speed/hint_string = "10,1000,10"
 
 [node name="AgentEnemy" instance=ExtResource("1_uffd7")]
 script = ExtResource("2_w7f5y")

demo/demo/agents/player/player.gd

@@ -21,7 +21,8 @@ func _unhandled_input(event: InputEvent) -> void:
 func _init_state_machine() -> void:
 	hsm.add_transition(idle_state, move_state, idle_state.EVENT_FINISHED)
 	hsm.add_transition(move_state, idle_state, move_state.EVENT_FINISHED)
-	hsm.add_transition(hsm.ANYSTATE, attack_state, "attack!")
+	hsm.add_transition(idle_state, attack_state, "attack!")
+	hsm.add_transition(move_state, attack_state, "attack!")
 	hsm.add_transition(attack_state, move_state, attack_state.EVENT_FINISHED)
 	hsm.initialize(self)
 	hsm.set_active(true)

demo/demo/agents/player/player.tscn

@@ -24,4 +24,4 @@ animation = &"walk"
 [node name="AttackState" type="LimboState" parent="LimboHSM" index="2" node_paths=PackedStringArray("animation_player")]
 script = ExtResource("5_mpgu6")
 animation_player = NodePath("../../AnimationPlayer")
-animation = &"attack"
+animations = Array[StringName]([&"attack_1", &"attack_2", &"attack_3"])

demo/demo/agents/player/states/attack_state.gd

@@ -1,13 +1,29 @@
 extends LimboState
 
-## Idle state.
+## Attack state: Perform 3-part combo attack for as long as player hits attack button.
 
 @export var animation_player: AnimationPlayer
-@export var animation: StringName
+@export var animations: Array[StringName]
+
+var attack_pressed: int
+
+
+func _unhandled_input(event: InputEvent) -> void:
+	if event.is_echo():
+		return
+	if event.is_action_pressed("attack"):
+		attack_pressed += 1
 
 
 func _enter() -> void:
-	animation_player.play(animation)
+	attack_pressed = 0
+	for idx in animations.size():
+		animation_player.play(animations[idx])
 		await animation_player.animation_finished
+		if attack_pressed <= 0 or not is_active():
+			# Interrupt combo if player didn't press attack button again,
+			# or state is no longer active.
+			break
+		attack_pressed -= 1
 	if is_active():
 		get_root().dispatch(EVENT_FINISHED)

demo/demo/agents/player/states/idle_state.gd

@@ -1,7 +1,7 @@
 extends LimboState
-
 ## Idle state.
 
+
 @export var animation_player: AnimationPlayer
 @export var animation: StringName
 

demo/demo/agents/player/states/move_state.gd

@@ -1,13 +1,14 @@
 extends LimboState
+## Move state.
+
 
 const VERTICAL_FACTOR := 0.8
 
-## Move state.
-
 @export var animation_player: AnimationPlayer
 @export var animation: StringName
 @export var speed: float = 500.0
 
+
 func _enter() -> void:
 	animation_player.play(animation, 0.1)
 

demo/demo/agents/scripts/agent_base.gd

@@ -47,7 +47,6 @@ func _damaged(_amount: float) -> void:
 		hsm.set_active(true)
 
 
-
 func _die() -> void:
 	animation_player.play(&"death")
 

demo/demo/agents/scripts/health.gd

@@ -1,8 +1,8 @@
 class_name Health
 extends Node
-
 ## Tracks health and emits signal when damaged or dead.
 
+
 signal death
 signal damaged(amount: float)
 
@@ -16,6 +16,9 @@ func _ready() -> void:
 
 
 func take_damage(amount: float) -> void:
+	if _current <= 0:
+		return
+
 	_current -= amount
 	_current = max(_current, 0.0)
 

demo/demo/agents/scripts/hitbox.gd

@@ -1,14 +1,20 @@
 class_name Hitbox
 extends Area2D
-
 ## Area that deals damage.
 
+
 @export var damage: float = 1.0
 
+
+func _init() -> void:
+	collision_layer = 0
+	collision_mask = 4
+
+
 func _ready() -> void:
-	area_entered.connect(_on_area_entered)
+	area_entered.connect(_area_entered)
 
 
-func _on_area_entered(area: Area2D) -> void:
+func _area_entered(area: Area2D) -> void:
 	var hurtbox := area as Hurtbox
 	hurtbox.take_damage(damage, self)

demo/demo/agents/scripts/hurtbox.gd

@@ -1,11 +1,16 @@
 class_name Hurtbox
 extends Area2D
-
 ## Area that registers damage.
 
+
 @export var health: Health
 
 
+func _init() -> void:
+	collision_layer = 4
+	collision_mask = 0
+
+
 func take_damage(amount: float, source: Area2D) -> void:
 	if source.owner == owner:
 		# Don't damage yourself.

demo/demo/ai/tasks/pursue.gd

@@ -1,5 +1,11 @@
 @tool
 extends BTAction
+## Pursue target.
+##
+## Returns RUNNING, while moving towards target but not yet at the desired distance.
+## Returns SUCCESS, when at the desired distance from target.
+## Returns FAILURE, if target is not a valid instance.
+
 
 const TOLERANCE := 30.0
 

demo/demo/ai/trees/enemy_melee_simple.tres

@@ -12,8 +12,8 @@ var/speed/hint = 1
 var/speed/hint_string = "10,1000,10"
 
 [sub_resource type="BBNode" id="BBNode_nrd4b"]
-resource_name = "AnimationPlayer"
 saved_value = NodePath("AnimationPlayer")
+resource_name = "AnimationPlayer"
 
 [sub_resource type="BTPlayAnimation" id="BTPlayAnimation_qiw21"]
 animation_player = SubResource("BBNode_nrd4b")
@@ -29,8 +29,8 @@ custom_name = "Pause before action"
 children = [SubResource("BTPlayAnimation_qiw21"), SubResource("BTRandomWait_xlud8")]
 
 [sub_resource type="BBNode" id="BBNode_wpj6d"]
-resource_name = "AnimationPlayer"
 saved_value = NodePath("AnimationPlayer")
+resource_name = "AnimationPlayer"
 
 [sub_resource type="BTPlayAnimation" id="BTPlayAnimation_olf37"]
 animation_player = SubResource("BBNode_wpj6d")
@@ -46,11 +46,11 @@ output_var = "_target"
 script = ExtResource("2_h5db5")
 target_var = "_target"
 speed_var = "speed"
-approach_distance = null
+approach_distance = 100.0
 
 [sub_resource type="BTTimeLimit" id="BTTimeLimit_xek5v"]
-children = [SubResource("BTAction_a4jqi")]
 time_limit = 2.0
+children = [SubResource("BTAction_a4jqi")]
 
 [sub_resource type="BTSequence" id="BTSequence_1xfnq"]
 custom_name = "Pursue player"
@@ -64,13 +64,13 @@ target_var = "_target"
 duration = 0.1
 
 [sub_resource type="BBNode" id="BBNode_s8evu"]
-resource_name = "AnimationPlayer"
 saved_value = NodePath("AnimationPlayer")
+resource_name = "AnimationPlayer"
 
 [sub_resource type="BTPlayAnimation" id="BTPlayAnimation_ppmxd"]
 await_completion = 2.0
 animation_player = SubResource("BBNode_s8evu")
-animation_name = &"attack"
+animation_name = &"attack_3"
 
 [sub_resource type="BTSequence" id="BTSequence_ww5v2"]
 custom_name = "Melee attack"

demo/demo/scenes/demo.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=12 format=3 uid="uid://bsig1usigbbuy"]
+[gd_scene load_steps=11 format=3 uid="uid://bsig1usigbbuy"]
 
 [ext_resource type="Texture2D" uid="uid://b3g14elmg0m36" path="res://demo/assets/env_rocks.png" id="1_145kx"]
 [ext_resource type="PackedScene" uid="uid://dt2jlrqffpyw" path="res://demo/scenes/clouds.tscn" id="1_gsxmp"]
@@ -7,7 +7,6 @@
 [ext_resource type="PackedScene" uid="uid://bpd1wmw2f7bvg" path="res://demo/props/gong.tscn" id="3_nbto3"]
 [ext_resource type="PackedScene" uid="uid://d07ag5dcje13i" path="res://demo/agents/player/player.tscn" id="5_cmgoj"]
 [ext_resource type="PackedScene" uid="uid://sjans5psq6pg" path="res://demo/agents/agent_base_enemy.tscn" id="5_knyss"]
-[ext_resource type="PackedScene" uid="uid://comfxjrcylgb" path="res://demo/agents/agent_melee_simple.tscn" id="7_ruy6b"]
 
 [sub_resource type="Animation" id="Animation_gwtgs"]
 length = 0.001
@@ -2873,9 +2872,6 @@ metadata/_edit_lock_ = true
 y_sort_enabled = true
 metadata/_edit_lock_ = true
 
-[node name="AgentMeleeSimple" parent="YSort/Agents" instance=ExtResource("7_ruy6b")]
-position = Vector2(1212, 333)
-
 [node name="AgentEnemy" parent="YSort/Agents" instance=ExtResource("5_knyss")]
 position = Vector2(1527.4, 690.665)
 

demo/export_presets.cfg

@@ -0,0 +1,37 @@
+[preset.0]
+
+name="Web"
+platform="Web"
+runnable=true
+dedicated_server=false
+custom_features=""
+export_filter="all_resources"
+include_filter=""
+exclude_filter=""
+export_path=""
+encryption_include_filters=""
+encryption_exclude_filters=""
+encrypt_pck=false
+encrypt_directory=false
+
+[preset.0.options]
+
+custom_template/debug=""
+custom_template/release=""
+variant/extensions_support=false
+vram_texture_compression/for_desktop=true
+vram_texture_compression/for_mobile=false
+html/export_icon=true
+html/custom_html_shell=""
+html/head_include=""
+html/canvas_resize_policy=2
+html/focus_canvas_on_start=true
+html/experimental_virtual_keyboard=false
+progressive_web_app/enabled=false
+progressive_web_app/offline_page=""
+progressive_web_app/display=1
+progressive_web_app/orientation=0
+progressive_web_app/icon_144x144=""
+progressive_web_app/icon_180x180=""
+progressive_web_app/icon_512x512=""
+progressive_web_app/background_color=Color(0, 0, 0, 1)

demo/project.godot

@@ -19,6 +19,9 @@ config/icon="res://demo/icon.svg"
 
 window/size/viewport_width=1920
 window/size/viewport_height=1080
+window/size/window_width_override=1280
+window/size/window_height_override=720
+window/stretch/mode="canvas_items"
 
 [input]