初次提交

2026-07-20 10:56:52 +08:00
commit 7bcc0026e0
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+## ProjectileDef — 弹道生成参数描述
+## ACTION 节点写入，SpellEvaluator 读取并调用 BulletManager.spawn_bullet
+## 跨切片约束：reset() 必须重置 spawn_position（P6-N41）
+extends RefCounted
+class_name ProjectileDef
+
+var spawn_position:    Vector2 = Vector2.ZERO  # P6-N41: 必须在 reset() 中重置
+var direction:         Vector2 = Vector2.RIGHT
+var speed:             float   = 300.0
+var lifetime:          float   = 4.0
+var radius:            float   = 6.0
+var base_damage:       float   = 3.0
+var damage_mult:       float   = 1.0
+var damage_type:       int     = 0    # DamageType.PHYSICAL
+var owner_id:          int     = 0
+var source_tags:       int     = 0
+var acceleration:      float   = 0.0
+var on_hit_payload_id: int     = -1   # -1 = 无触发
+var pierce_remaining:  int     = 0
+var bounce_remaining:  int     = 0
+
+func reset() -> void:
+	spawn_position    = Vector2.ZERO  # P6-N41
+	direction         = Vector2.RIGHT
+	speed             = 300.0
+	lifetime          = 4.0
+	radius            = 6.0
+	base_damage       = 3.0
+	damage_mult       = 1.0
+	damage_type       = 0
+	owner_id          = 0
+	source_tags       = 0
+	acceleration      = 0.0
+	on_hit_payload_id = -1
+	pierce_remaining  = 0
+	bounce_remaining  = 0
+
+func get_velocity() -> Vector2:
+	return direction.normalized() * speed