2013년 6월 17일 월요일

GameControll

#pragma strict


public enum GameState { playing, gameover };

    public var  platformPrefab : Transform;
    public static var gameState:GameState;

    private var playerTrans:Transform ;
    private var platformsSpawnedUpTo :float  = 0;
    private var platforms: ArrayList ;
    private var nextPlatformCheck:float  = 0.0f;

function Awake () {
    playerTrans = GameObject.FindGameObjectWithTag("Player").transform;
    platforms = new ArrayList();

    SpawnPlatforms(25.0);
    StartGame();
}


function Start ()
{
    Time.timeScale = 1.0f;
    gameState = GameState.playing;
}


function StartGame()
    {
        Time.timeScale = 1.0f;
        gameState = GameState.playing;
    }

function GameOver()
    {
        Time.timeScale = 0.0f; //Pause the game
        gameState = GameState.gameover;
        GameGUI.SP.CheckHighscore();
    }


function Update () {
        //Do we need to spawn new platforms yet? (we do this every X meters we climb)
        var playerHeight:float  = playerTrans.position.y;
        if (playerHeight > nextPlatformCheck)
        {
            PlatformMaintenaince(); //Spawn new platforms
        }

        //Update camera position if the player has climbed and if the player is too low: Set gameover.
        var currentCameraHeight:float  = transform.position.y;
        var newHeight:float = Mathf.Lerp(currentCameraHeight, playerHeight, Time.deltaTime * 10);
        if (playerTrans.position.y > currentCameraHeight)
        {
            transform.position = new Vector3(transform.position.x, newHeight, transform.position.z);
        }else{
            //Player is lower..maybe below the cameras view?
            if (playerHeight < (currentCameraHeight - 10))
            {
                GameOver();
            }
        }

        //Have we reached a new score yet?
        if (playerHeight > GameGUI.score)
        {
            GameGUI.score = playerHeight;
        }
}

    function PlatformMaintenaince()
    {
        nextPlatformCheck = playerTrans.position.y + 10;

        //Delete all platforms below us (save performance)
        for(var i:int = platforms.Count-1;i>=0;i--)
        {
            var plat:Transform = platforms[i];
            if (plat.position.y < (transform.position.y - 10))
            {
                Destroy(plat.gameObject);
                platforms.RemoveAt(i);
            }          
        }

        //Spawn new platforms, 25 units in advance
        SpawnPlatforms(nextPlatformCheck + 25);
    }


    function SpawnPlatforms(upTo:float )
    {
        var spawnHeight:float  = platformsSpawnedUpTo;
        while (spawnHeight <= upTo)
        {
            var x:float  = Random.Range(-10.0f, 10.0f);
            var  pos :Vector3 = new Vector3(x, spawnHeight, 12.0f);

            var plat:Transform  = Instantiate(platformPrefab, pos, Quaternion.identity);
            platforms.Add(plat);

            spawnHeight += Random.Range(1.6f, 3.5f);
        }
        platformsSpawnedUpTo = upTo;
    }

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