extends 单位技能
| field | type | default | note |
|---|---|---|---|
| unit | UnitType | null | 生成的单位 |
| spawnTime | float | 60.0 | 生成时间 |
| spawnX | float | x轴偏移 | |
| spawnY | float | y轴偏移 | |
| spawnEffect | Effect | Fx.spawn | 生成特效 |
public UnitSpawnAbility(UnitType unit, float spawnTime, float spawnX, float spawnY){
this.unit = unit;
this.spawnTime = spawnTime;
this.spawnX = spawnX;
this.spawnY = spawnY;
}