Reworked weapons and projectiles

game/generators/passage_generator.gd

@@ -0,0 +1,97 @@
+class_name PassageGenerator
+extends Node
+
+
+const ENEMY_DELAY_MEAN = 3.0
+const ENEMY_DELAY_DEVIATION = 2.0
+
+const LENGTH_MEAN = 300.0
+const LENGTH_DEVIATION = 50.0
+
+const SPAWN_START_DELAY = 3.0
+const SPAWN_END_DELAY = 3.0
+
+const USE_NEXT_WEAPON_CHANCE = 50
+
+
+var local_seed_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+var weapon_ids_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+var length_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+var enemy_seed_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+var enemy_delay_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+var enemy_weapon_rng : RandomNumberGenerator = RandomNumberGenerator.new()
+
+var weapons : Array[WeaponData]
+
+
+@onready var enemy_generator : EnemyGenerator = $EnemyGenerator
+
+
+func generate(seed_value: int) -> PassageData:
+	local_seed_rng.seed = seed_value
+	weapon_ids_rng.seed = local_seed_rng.randi()
+	length_rng.seed = local_seed_rng.randi()
+	enemy_seed_rng.seed = local_seed_rng.randi()
+	enemy_delay_rng.seed = local_seed_rng.randi()
+	enemy_weapon_rng.seed = local_seed_rng.randi()
+	
+	weapons = _get_weapons()
+	
+	var data : PassageData = PassageData.new()
+	data.seed_value = seed_value
+	
+	_fill_length(data)
+	_fill_enemies(data)
+	
+	return data
+
+
+func _get_weapons() -> Array[WeaponData]:
+	var array : Array[WeaponData] = SaveManager.WEAPONS.duplicate()
+	
+	for i in range(array.size() - 1, 0, -1):
+		var j := weapon_ids_rng.randi_range(0, i)
+		
+		var temp := array[i]
+		array[i] = array[j]
+		array[j] = temp
+	
+	return array
+
+
+func _fill_length(data: PassageData) -> void:
+	data.length = length_rng.randfn(LENGTH_MEAN, LENGTH_DEVIATION)
+
+
+func _fill_enemies(data: PassageData) -> void:
+	var spawn_end_time := floori(data.length - SPAWN_END_DELAY)
+	
+	var time := SPAWN_START_DELAY
+	while time < spawn_end_time:
+		time += enemy_delay_rng.randfn(ENEMY_DELAY_MEAN, ENEMY_DELAY_DEVIATION)
+		if time < SPAWN_START_DELAY: time = SPAWN_START_DELAY
+		elif time > spawn_end_time: time = spawn_end_time
+	
+		var seed_value := enemy_seed_rng.randi()
+		var enemy := enemy_generator.generate(seed_value)
+		
+		enemy.spawn_time = time
+		enemy.weapon = _get_weapon()
+		
+		data.enemies.append(enemy)
+	
+	var enemy_spawn_time_compare := func(a: EnemyData, b: EnemyData) -> bool:
+		return a.spawn_time < b.spawn_time
+	data.enemies.sort_custom(enemy_spawn_time_compare)
+
+
+func _get_weapon() -> WeaponData:
+	var index := 0
+	
+	while index < weapons.size() - 1:
+		if enemy_weapon_rng.randi_range(1, 100) <= USE_NEXT_WEAPON_CHANCE:
+			index += 1
+		else:
+			break
+	
+	return weapons[index]