/// <summary>
/// 敌机朝着某个方向做加速运动（带最大速度限制）
/// <para>enemy</para>
/// <para>velocity 速度</para>
/// <para>速度的方向</para>
/// <para>加速度</para>
/// <para>速度最大值</para>
/// </summary>
/// <param name="luaState"></param>
/// <returns></returns>
public static int EnemyAccMoveTowardsWithLimitation(ILuaState luaState)
{
EnemyBase enemy = luaState.ToUserData(-5) as EnemyBase;
float velocity = (float)luaState.ToNumber(-4);
float angle = (float)luaState.ToNumber(-3);
float acc = (float)luaState.ToNumber(-2);
float maxVelocity = (float)luaState.ToNumber(-1);
enemy.AccMoveTowardsWithLimitation(velocity, angle, acc, maxVelocity);
return(0);
}