void FixedUpdate()
{
debugStr = string.Format("{0}:{1}:{2}", gameStatus.ToString(), isWaiting, isOperating);
//Debug.Log ("FixedUpdate: " + isOperating + isWaiting);
// 用户正在操作，跳过所有逻辑
if (isOperating)
{
return;
}
if (gameStarted && isPending)
{
int nPlayers = 0, nEnemies = 0;
foreach (GameObject a in playerActors)
{
if (a.activeInHierarchy == false)
{
continue;
}
nPlayers += 1;
if (a.GetComponent <Rigidbody2D> ().velocity != Vector2.zero)
{
isPending = true;
return;
}
}
foreach (GameObject a in enemyActors)
{
if (a.activeInHierarchy == false)
{
continue;
}
nEnemies += 1;
if (a.GetComponent <Rigidbody2D> ().velocity != Vector2.zero)
{
isPending = true;
return;
}
}
arrowPlayer.SetActive(false);
arrowEnemy.SetActive(false);
// 判断游戏结束
if (nPlayers == 0)
{
client.sendClose();
Application.LoadLevel("lose");
}
if (nEnemies == 0)
{
client.sendClose();
Application.LoadLevel("win");
}
isPending = false;
// 如果是当前客户端为master，并且slave操作刚刚结束，则开始一个新回合
if (client.isMaster() && gameStatus == ST_NEW)
{
newRound(false);
isWaiting = true;
isOperating = false;
return;
}
}
//fixedUpdateLoopCounter += 1;
if (isWaiting)
{
if (++fixedUpdateLoopCounter % 30 != 0)
{
return;
}
fixedUpdateLoopCounter = 0;
//Debug.Log ("pulling msg ... ");
string[] resp;
// 从服务器拉取消息
if (!client.pullMsg(out resp))
{
// 无消息，返回继续等待
return;
}
if (resp[0] == "OK")
{
Debug.Assert(client.isMaster());
//gameStatus += 1; // master进入下一阶段
Debug.Log("slave confirmed, move onto next stage");
gameStatus = (gameStatus + 1) % 3;
// master发布下一阶段指令
switch (gameStatus)
{
case ST_NEW:
// slave加入，master开始游戏第一回合
// 隐藏等待窗口
startGame();
isWaiting = true;
isOperating = false;
break;
case ST_MASTER:
// master操作
isOperating = true;
isWaiting = false;
arrowPlayer.SetActive(true);
break;
case ST_SLAVE:
// 轮到slave操作，发送YOURS，等待响应
client.sendYours();
isWaiting = true;
arrowEnemy.SetActive(true);
break;
default:
// 无效状态
Debug.Log("shouldn't be here");
Debug.Assert(false);
break;
}
return;
}
else if (resp[0] == "NEW")
{
Debug.Assert(!client.isMaster());
// 收到master命令，开始新回合，创建动态道具
if (gameStarted == false)
{
// 首回合
startGame();
}
int len = resp.Length;
for (int i = 3; i < len; i += 3)
{
int itemID = int.Parse(resp[i]);
// master和slave屏幕方向相反，因此坐标取反
float posX = int.Parse(resp[i + 1]) / -10.0f;
float posY = int.Parse(resp[i + 2]) / -10.0f;
Transform iTrans = Instantiate(itemPrefabs[itemID]);
iTrans.position = new Vector2(posX, posY);
}
arrowEnemy.SetActive(true);
arrowPlayer.SetActive(false);
// 发送OK响应master
client.sendOK();
}
else if (resp[0] == "MOVE")
{
// 解析对手操作
int actorID, forceX, forceY;
try {
actorID = int.Parse(resp[3]) - 1;
forceX = -int.Parse(resp[4]);
forceY = -int.Parse(resp[5]);
GameObject actor = enemyActors[actorID];
actor.GetComponent <HealthScript>().Attack(new Vector2(forceX, forceY));
//actor.GetComponent<Rigidbody2D>().AddForce();
isOperating = false;
isWaiting = false;
isPending = true;
// slave收到master的操作后响应OK
if (!client.isMaster())
{
client.sendOK();
}
} catch {
// 消息解析错误
Debug.Log("invalid msg ...");
Debug.Assert(false);
}
// 老鼠运动刚刚开始，不需要后面的检查过程
if (client.isMaster())
{
// 如果本机是master，则对手刚刚执行完操作，
// 等待所有actor停止运动然后开始新回合
gameStatus = ST_NEW;
}
else
{
// 如果本机是slave，则等待master的下一步指令
isWaiting = true;
}
return;
}
else if (resp[0] == "YOURS")
{
Debug.Assert(!client.isMaster());
isOperating = true;
isPending = false;
isWaiting = false;
arrowEnemy.SetActive(false);
arrowPlayer.SetActive(true);
return;
}
else if (resp[0] == "CLOSED")
{
// 对方退出或掉线，游戏结束，自动获胜
isWaiting = false;
Application.LoadLevel("win");
}
else
{
// 无效消息，尝试重新获取，其实并没有什么卵用，因为服务器和对手都不会重发
Debug.Log("invalid msg: " + resp[0]);
isWaiting = true;
}
}
// slave等待master发布下一阶段指令
if (!client.isMaster())
{
isWaiting = true;
}
else
{
}
// 老鼠运动都结束，游戏进入下一阶段
//gameStatus = (gameStatus + 1) % 3;
return;
}
