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我目前正在使用JSTileMap和Swift。我希望我的球員打到一個區塊並讓它破裂。有誰知道如何做到這一點？另外，我怎樣才能製作這個區塊的突破？這裏是我的代碼： `如何以編程方式刪除JSTileMap中的塊
var map = JSTileMap()
var player = Player()
var previousUpdateTime = CFTimeInterval()
var walls = TMXLayer()
var hazards = TMXLayer()
var gameIsOver = Bool()
var backgroundMusicPlayer = AVAudioPlayer()
override func didMoveToView(view: SKView) {
self.backgroundColor = SKColor(red: 0.4, green: 0.4, blue: 0.95, alpha: 1.0)
self.userInteractionEnabled = true
playBackgroundMusic()
map = JSTileMap(named: "level1.tmx")
map.xScale = 1.3
map.yScale = 1.3
addChild(map)
walls = map.layerNamed("walls")
hazards = map.layerNamed("hazards")
player = Player(imageNamed: "koalio_stand")
player.position = CGPointMake(100, 50)
player.zPosition = 15
map.addChild(player)
}
func playBackgroundMusic() ->() {
var error: NSError?
let backgroundMusicURL = NSURL(fileURLWithPath: NSBundle.mainBundle().pathForResource("level1", ofType: "mp3")!)
backgroundMusicPlayer = AVAudioPlayer(contentsOfURL: backgroundMusicURL, error: &error)
backgroundMusicPlayer.numberOfLoops = -1
backgroundMusicPlayer.prepareToPlay()
backgroundMusicPlayer.play()
}
func tileRectFromTileCoords(tileCoords: CGPoint) -> CGRect {
let levelHeightInPixels = map.mapSize.height * map.tileSize.height
let origin = CGPointMake(tileCoords.x * map.tileSize.width, levelHeightInPixels - ((tileCoords.y + 1) * map.tileSize.height))
return CGRectMake(origin.x, origin.y, map.tileSize.width, map.tileSize.height)
}
func tileGIDAtTileCoord(coord: CGPoint, layer:TMXLayer) -> NSInteger {
let layerInfo = layer.layerInfo
return layerInfo.tileGidAtCoord(coord)
}
func checkForAndResolveCollisionForPlayer(player: Player, layer:TMXLayer){
let indices = [7, 1, 3, 5, 0, 2, 6, 8]
player.onGround = false
for var i = 0; i < 8; i++ {
let tileIndex = Int(indices[i])
let playerRect = player.collisionBoundingBox()
let playerCoord = layer.coordForPoint(player.desiredPosition)
if playerCoord.y >= self.map.mapSize.height - 1 {
gameOver(true)
return
}
let tileColumn = tileIndex % 3
let tileRow = tileIndex/3
let tileCoord = CGPointMake(playerCoord.x + CGFloat(tileColumn - 1), playerCoord.y + CGFloat(tileRow - 1))
let gid = self.tileGIDAtTileCoord(tileCoord, layer: layer)
if gid != 0 {
var tileRect = self.tileRectFromTileCoords(tileCoord)
if CGRectIntersectsRect(playerRect, tileRect) {
var intersection = CGRectIntersection(playerRect, tileRect)
if tileIndex == 7 {
player.desiredPosition = CGPointMake(player.desiredPosition.x, player.desiredPosition.y + intersection.size.height)
player.velocity = CGPointMake(player.velocity.x, 0.0)
player.onGround = true
} else if tileIndex == 1 {
player.desiredPosition = CGPointMake(player.desiredPosition.x, player.desiredPosition.y - intersection.size.height)
} else if tileIndex == 3 {
player.desiredPosition = CGPointMake(player.desiredPosition.x + intersection.size.width, player.desiredPosition.y)
} else if tileIndex == 5 {
player.desiredPosition = CGPointMake(player.desiredPosition.x - intersection.size.width, player.desiredPosition.y)
} else {
if intersection.size.width > intersection.size.height {
player.velocity = CGPointMake(player.velocity.x, 0.0)
var intersectionHeight = Float()
if tileIndex > 4 {
intersectionHeight = Float(intersection.size.height)
player.onGround = true
} else {
intersectionHeight =
Float(-intersection.size.height)
}
player.desiredPosition = CGPointMake(player.desiredPosition.x, player.desiredPosition.y + intersection.size.height)
} else {
var intersectionWidth = Float()
if tileIndex == 6 || tileIndex == 0 {
intersectionWidth = Float(intersection.size.width)
} else {
intersectionWidth = Float(-intersection.size.width)
}
player.desiredPosition = CGPointMake(player.desiredPosition.x + intersection.size.width , player.desiredPosition.y)
//(player.desiredPosition.x + intersectionWidth, player.desiredPosition.y)
}
}
}
}
}
player.position = player.desiredPosition
}
func handleHazardCollisions(player: Player){
if gameIsOver {
return
}
let indices = [7, 1, 3, 5, 0, 2, 6, 8]
for var i = 0; i < 8; i++ {
let tileIndex = Int(indices[i])
let playerRect = player.collisionBoundingBox()
let playerCoord = hazards.coordForPoint(player.desiredPosition)
let tileColumn = tileIndex % 3
let tileRow = tileIndex/3
let tileCoord = CGPointMake(playerCoord.x + CGFloat(tileColumn - 1), playerCoord.y + CGFloat(tileRow - 1))
let gid = self.tileGIDAtTileCoord(tileCoord, layer: hazards)
if gid != 0 {
let tileRect = self.tileRectFromTileCoords(tileCoord)
if CGRectIntersectsRect(playerRect, tileRect) {
gameOver(true)
}
}
}
}
func breakblock(){
}
func checkForWin() {
// 10 tiles before the map ends
if player.position.x > ((map.mapSize.width * map.tileSize.width) - (map.tileSize.width * 10)) {
self.gameOver(true)
}
}
func gameOver(won: Bool){
gameIsOver = true
self.runAction(SKAction.playSoundFileNamed("hurt.wav", waitForCompletion: false))
var gameText = ""
if player.position.x > ((map.mapSize.width * map.tileSize.width) - (map.tileSize.width * 10)) {
gameText = "You Won!"
} else {
gameText = "You died!!"
}
let endGameLabel = SKLabelNode(fontNamed: "Marker Felt")
endGameLabel.text = gameText
endGameLabel.fontSize = 40.0
endGameLabel.position = CGPointMake(self.size.width/2, self.size.height/1.7)
self.addChild(endGameLabel)
let replay = UIButton()
replay.tag = 321
let replayImage = UIImage(named: "replay.png") as UIImage!
replay.setImage(replayImage, forState: UIControlState.Normal)
replay.addTarget(self, action: "replayGame", forControlEvents: UIControlEvents.TouchUpInside)
replay.frame = CGRectMake(self.size.width/2 - replayImage!.size.width/2, self.size.height/2 - replayImage!.size.height/2, 80, 30)
self.view!.addSubview(replay)
}
func replayGame() {
self.view!.viewWithTag(321)!.removeFromSuperview()
self.view!.presentScene(GameScene(size: view!.bounds.size))
setViewpointCenter(player.position)
map.scene!.size.height = 5000
}
func setViewpointCenter(position: CGPoint) {
var x = returnMax(position.x, self.size.width/2)
var y = returnMax(position.y, self.size.height/2)
x = returnMin(x, (map.mapSize.width * map.tileSize.width/2))
y = returnMin(y, (map.mapSize.height * map.tileSize.height/2))
let actualPosition = CGPointMake(x, y)
let centerOfView = CGPointMake(self.size.width/2, self.size.height/2)
let viewPoint = CGPointSubtract(centerOfView, actualPosition)
map.position = viewPoint
}
override func touchesBegan(touches: Set<NSObject>, withEvent event: UIEvent) {
for touch: AnyObject in touches {
var touchLocation = touch.locationInNode(self)
if touchLocation.x > self.size.width/2 {
player.mightAsWellJump = true
} else {
player.forwardMarch = true
}
}
}
override func touchesMoved(touches: Set<NSObject>, withEvent event: UIEvent) {
for touch: AnyObject in touches {
let halfWidth = self.size.width/2.0
var touchLocation = touch.locationInNode(self)
var previousTouchLocation = touch.previousLocationInNode(self)
if touchLocation.x > halfWidth && previousTouchLocation.x <= halfWidth {
player.forwardMarch = false
player.mightAsWellJump = true
} else if previousTouchLocation.x > halfWidth && touchLocation.x <= halfWidth {
player.forwardMarch = true
player.mightAsWellJump = false
}
}
}
override func touchesEnded(touches: Set<NSObject>, withEvent event: UIEvent) {
for touch: AnyObject in touches {
var touchLocation = touch.locationInNode(self)
if touchLocation.x < self.size.width/2 {
player.forwardMarch = false
} else {
player.mightAsWellJump = false
}
}
}
override func update(currentTime: CFTimeInterval) {
if gameIsOver {
return
}
var delta = currentTime - previousUpdateTime
if delta > 0.02 {
delta = 0.02
}
previousUpdateTime = currentTime
player.updatePlayer(delta)
checkForAndResolveCollisionForPlayer(player, layer: walls)
handleHazardCollisions(player)
checkForWin()
setViewpointCenter(player.position)
}
} `
目前，當我運行我的應用程序，我的球員能向前跑和跳。他會打到塊，但沒有任何反應。我已經嘗試了一切。也許塊ID可以被另一個替換？任何洞察力將非常感激。謝謝！
真棒謝謝你的信息！ –