Add combat combo gameplay

scenes/combat/combo_window.gd

@@ -0,0 +1,55 @@
+class_name ComboWindow
+extends RefCounted
+
+signal window_cleared(reason: String)
+
+const SIZE := 4
+
+var slots: Array[String] = []
+var pending_clear_reason := ""
+
+
+func record(input: String) -> void:
+	if input.is_empty():
+		return
+	slots.append(input)
+	if slots.size() >= SIZE:
+		pending_clear_reason = "full"
+
+
+func get_slots() -> Array[String]:
+	return slots.duplicate()
+
+
+func has_pending_clear() -> bool:
+	return not pending_clear_reason.is_empty()
+
+
+func consume_pending_clear_reason() -> String:
+	var reason := pending_clear_reason
+	pending_clear_reason = ""
+	return reason
+
+
+func get_pattern() -> String:
+	var pattern := ""
+	for slot: String in slots:
+		if slot != "Ø":
+			pattern += slot
+	return pattern
+
+
+func get_contiguous_pattern() -> String:
+	var pattern := ""
+	for index: int in range(slots.size() - 1, -1, -1):
+		var slot := slots[index]
+		if slot == "Ø":
+			break
+		pattern = slot + pattern
+	return pattern
+
+
+func clear(reason := "") -> void:
+	slots.clear()
+	pending_clear_reason = ""
+	window_cleared.emit(reason)

scenes/combat/combo_window.gd.uid

@@ -0,0 +1 @@
+uid://dtguxwnh02f6g

scenes/combat/input_resolver.gd

@@ -0,0 +1,151 @@
+class_name InputResolver
+extends RefCounted
+
+const SKILLS := {
+	"A": {
+		"type": "skill",
+		"id": "skill_a",
+		"animation": "warrior_a",
+		"displacement": "left",
+		"clear_window": false,
+	},
+	"D": {
+		"type": "skill",
+		"id": "skill_d",
+		"animation": "warrior_a",
+		"displacement": "right",
+		"clear_window": false,
+	},
+	"WA": {
+		"type": "skill",
+		"id": "skill_wa",
+		"animation": "warrior_wa",
+		"displacement": "left",
+		"clear_window": false,
+	},
+	"WD": {
+		"type": "skill",
+		"id": "skill_wd",
+		"animation": "warrior_wa",
+		"displacement": "right",
+		"clear_window": false,
+	},
+	"AA": {
+		"type": "skill",
+		"id": "skill_aa",
+		"animation": "warrior_aa",
+		"displacement": "left",
+		"clear_window": false,
+	},
+	"DD": {
+		"type": "skill",
+		"id": "skill_dd",
+		"animation": "warrior_aa",
+		"displacement": "right",
+		"clear_window": false,
+	},
+	"AAA": {
+		"type": "skill",
+		"id": "skill_aaa",
+		"animation": "warrior_aaa",
+		"displacement": "left",
+		"clear_window": false,
+	},
+	"DDD": {
+		"type": "skill",
+		"id": "skill_ddd",
+		"animation": "warrior_aaa",
+		"displacement": "right",
+		"clear_window": false,
+	},
+	"ASP": {
+		"type": "skill",
+		"id": "skill_a_space",
+		"animation": "warrior_a_space",
+		"displacement": "left",
+		"clear_window": true,
+	},
+	"DSP": {
+		"type": "skill",
+		"id": "skill_d_space",
+		"animation": "warrior_a_space",
+		"displacement": "right",
+		"clear_window": true,
+	},
+	"ASPSP": {
+		"type": "skill",
+		"id": "skill_a_space_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "left",
+		"clear_window": true,
+	},
+	"DSPSP": {
+		"type": "skill",
+		"id": "skill_d_space_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "right",
+		"clear_window": true,
+	},
+	"AASP": {
+		"type": "skill",
+		"id": "skill_aa_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "left",
+		"clear_window": true,
+	},
+	"ADSP": {
+		"type": "skill",
+		"id": "skill_ad_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "right",
+		"clear_window": true,
+	},
+	"DASP": {
+		"type": "skill",
+		"id": "skill_da_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "left",
+		"clear_window": true,
+	},
+	"DDSP": {
+		"type": "skill",
+		"id": "skill_dd_space",
+		"animation": "warrior_a_space_space",
+		"displacement": "right",
+		"clear_window": true,
+	},
+	"SSP": {
+		"type": "skill",
+		"id": "skill_s_projectile_1",
+		"animation": "warrior_s_projectile",
+		"projectile": true,
+		"energy_cost": 3,
+		"clear_window": false,
+	},
+	"SSPSP": {
+		"type": "skill",
+		"id": "skill_s_projectile_2",
+		"animation": "warrior_s_projectile",
+		"projectile": true,
+		"energy_cost": 2,
+		"clear_window": false,
+	},
+	"SSPSPSP": {
+		"type": "skill",
+		"id": "skill_s_projectile_3",
+		"animation": "warrior_s_projectile",
+		"projectile": true,
+		"energy_cost": 1,
+		"clear_window": false,
+	},
+}
+
+
+static func resolve(window: ComboWindow) -> Dictionary:
+	return resolve_pattern(window.get_contiguous_pattern())
+
+
+static func resolve_pattern(pattern: String) -> Dictionary:
+	if not SKILLS.has(pattern):
+		return {}
+	return SKILLS[pattern].duplicate()

scenes/combat/input_resolver.gd.uid

@@ -0,0 +1 @@
+uid://cyhq381jiyo42

scenes/combat/player_projectile.gd

@@ -0,0 +1,42 @@
+class_name PlayerProjectile
+extends Node2D
+
+const EFFECT_TEXTURE := preload("res://assets/art/effects/effect_sheet.png")
+const FRAME_COUNT := 4
+const FRAME_TIME := 0.06
+const LIFE_TIME := 1.2
+
+var direction := Vector2.RIGHT
+var speed := 360.0
+var _age := 0.0
+var _sprite: Sprite2D
+
+
+func _init() -> void:
+	_create_sprite()
+
+
+func _ready() -> void:
+	add_to_group("player_projectiles")
+	if _sprite == null:
+		_create_sprite()
+
+
+func _create_sprite() -> void:
+	_sprite = Sprite2D.new()
+	_sprite.texture = EFFECT_TEXTURE
+	_sprite.hframes = 6
+	_sprite.vframes = 2
+	_sprite.centered = true
+	_sprite.scale = Vector2(2.0, 2.0)
+	add_child(_sprite)
+
+
+func _process(delta: float) -> void:
+	_age += delta
+	position += direction.normalized() * speed * delta
+	_sprite.frame = int(_age / FRAME_TIME) % FRAME_COUNT
+	if direction.x < 0.0:
+		_sprite.flip_h = true
+	if _age >= LIFE_TIME:
+		queue_free()

scenes/combat/player_projectile.gd.uid

@@ -0,0 +1 @@
+uid://bwjk27wxb6p20