void Update()
{
if (!whetherAlive)
{
DiamondGameManager.GetTheInstance().TheSnakDie();
}
}
//***************************************************************************
//对蛇的相关操作
private void AddOneBody()
{
snakeLength++;
DiamondGameManager.GetTheInstance().SetScore(0);
tSnakeBodyObj = Instantiate(snakeBodyObj, snakeTail.transform.position, snakeTail.transform.rotation) as GameObject;
tSnakeBody = tSnakeBodyObj.GetComponent <DiamondSnakeBody>();
tSnakeBody.SetAllMemember(snakeTail, snakeLength, null);
snakeTail.SetNextBody(tSnakeBodyObj);
snakeTail = tSnakeBody;
snakeBodySpriteRenderer.sortingOrder--;//确定体节的前后覆盖关系
DiamondGameManager.GetTheInstance().SetLenText(snakeLength);
}
private void MinusOneBody()
{
DiamondGameManager.GetTheInstance().SetScore(1);
if (snakeLength == 1)
{
whetherAlive = false;
return;
}
snakeLength--;
snakeTail = snakeTail.GetLastSnakeBodyDiamondBody();
Destroy(snakeTail.GetNextSnakeBodyObj());
snakeTail.SetNextBody(null);
snakeBodySpriteRenderer.sortingOrder++;
DiamondGameManager.GetTheInstance().SetLenText(snakeLength);
}
private void Awake()
{
tVel = new Vector3(0f, 0f, 0f);
tdPos = new Vector3(snakeSpeed, 0f, 0f);
whetherAlive = true;
theInstance = this;
SetStartHistoryArray(); //纯数值处理，对前面的流程无依赖
LoadSkinSprite(); //加载皮肤资源，对前面的流程无依赖
SetPrefabSnakeHeadAndBody(); //加载pefab，并设定皮肤，要求前面已加载皮肤
snakeBodySpriteRenderer.sortingOrder = 0; //要求prefab已加载
InstantiateFirstBody(); //生成第一个体节
DiamondGameManager.GetTheInstance().SetLenText(snakeLength);
DiamondGameManager.GetTheInstance().SetSpeedText((int)(snakeSpeed));
}