我目前正在迅速开发一款游戏。该代码创建了两个精灵节点，炸弹和现金。创建每个函数中的一个时，bombHit和cashCatch函数可以删除节点。创建多个炸弹和现金时，只能将最新炸弹检测为命中。反正有解决办法吗？
var screenSize:CGSize!
var start = SKSpriteNode()
var bombs = SKSpriteNode()
var wheelbarrow = SKSpriteNode()
var Background = SKSpriteNode()
var restart = SKSpriteNode()
var location: Int?
var bombcount = 0
var cashTest = SKSpriteNode()
var score = 0
var bombCount = 0
var aaa = 0
var bombWidth = 0
var decider = 0
var isGameRunning = true
var switcher = 0
var acount = 0
override func didMove(to view: SKView) {
start = self.childNode(withName: "start") as! SKSpriteNode
screenSize = self.frame.size
aaa = Int(screenSize.width)
}
override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
for touch in touches{
let location = touch.location(in: self)
if (location.x <= (start.position.x + 175)) && (location.x >= (start.position.x - 175)) && (location.y >= (start.position.y - 175)) && (location.y <= (start.position.y + 175) && (start.isHidden == false)){
start.isHidden = true
createWheelbarrow()
//rainingSkies()
//createBombs()
createCash()
//cash.physicsBody?.applyImpulse(CGVector(dx: 0.0, dy: -150.0))
}
}
}
//func rainingSkies(){
//for i in 1 ... 5{
//createCash()
// }
//for i in 1 ... 3{
//createBombs()
//}
//createCash()
//createBombs()
//}
override func touchesMoved(_ touches: Set<UITouch>, with event: UIEvent?) {
for touch in touches {
let location = touch.location(in: self)
wheelbarrow.run(SKAction.moveTo(x: location.x, duration: 0.5))
}
}
func startGame(){
}
func bombHit(){
if (round(wheelbarrow.position.y + 3) >= round(bombs.position.y - 34)) && (round(bombs.position.x - 3) <= round(wheelbarrow.position.x + 75) && (round(bombs.position.x) >= (round(wheelbarrow.position.x) - 75) && round(bombs.position.y) >= round(wheelbarrow.position.y - 5))){
bombs.position = CGPoint(x: 100000, y: 100000)
bombs.removeFromParent()
bombCount += 1
endGame()
}
if (round(bombs.position.y) <= -(screenSize.height)){
bombs.removeFromParent()
}
}
func cashCatch(){
if (round(wheelbarrow.position.y + 10) >= round(cashTest.position.y - 10)) && (round(cashTest.position.x - 47) <= round(wheelbarrow.position.x + 25) && (round(cashTest.position.x) >= (round(wheelbarrow.position.x) - 43))){
cashTest.position = CGPoint(x: -5000, y: -5000)
switcher = 1
}
}
func createWheelbarrow(){
wheelbarrow = SKSpriteNode(imageNamed: "wheelbarrow")
wheelbarrow.position = CGPoint(x: (screenSize.width/3) - 100, y: (0 - (screenSize.height / 2) + 150))
wheelbarrow.texture = SKTexture(imageNamed: "wheelbarrowImage")
wheelbarrow.size = CGSize(width: (screenSize.width / 3), height: 100)
wheelbarrow.zPosition = 1
wheelbarrow.physicsBody?.isDynamic = false
self.addChild(wheelbarrow)
}
func createCash(){
switcher = 0
cashTest = SKSpriteNode(imageNamed: "cashTest")
randomizePosition()
cashTest.position = CGPoint(x: CGFloat(bombWidth),y: screenSize.height - 300)
cashTest.texture = SKTexture(imageNamed: "money dollar bill.png")
cashTest.size = CGSize(width: 60.00, height: 36.00)
cashTest.zPosition = 1
cashTest.physicsBody?.mass = 200
cashTest.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: cashTest.size.width, height: cashTest.size.height))
cashTest.physicsBody?.isDynamic = false
//cashTest.physicsBody?.allowsRotation = false
//cashTest.physicsBody?.pinned = false
//cashTest.physicsBody?.affectedByGravity = false
//cashTest.physicsBody?.fieldBitMask = 0
//cashTest.physicsBody?.linearDamping = 0
//cashTest.physicsBody?.friction = 0
self.addChild(cashTest)
cashTest.run(SKAction.moveTo(y: (wheelbarrow.position.y + 10), duration: 5))
}
override func update(_ currentTime: TimeInterval) {
bombHit()
cashCatch()
}
func randomizePosition(){
decider = Int(arc4random_uniform(2))
if decider == 1{
bombWidth = Int((arc4random_uniform(UInt32(screenSize.width - 300))))
bombWidth = -bombWidth
}
if decider == 0{
bombWidth = Int(arc4random_uniform(UInt32(screenSize.width - 300)))
}
}
createBombs(){
bombs = SKSpriteNode(imageNamed: "bombs")
randomizePosition()
bombs.position = CGPoint(x: CGFloat(bombWidth), y: round(screenSize.height - 300))
bombs.texture = SKTexture(imageNamed: "Bomb.png")
bombs.size = CGSize(width: 45, height: 45)
bombs.zPosition = 1
bombs.physicsBody?.mass = 100
bombs.physicsBody = SKPhysicsBody(circleOfRadius: 22.5)
bombs.physicsBody?.isDynamic = true
bombs.physicsBody?.allowsRotation = false
bombs.physicsBody?.pinned = false
bombs.physicsBody?.affectedByGravity = false
bombs.physicsBody?.fieldBitMask = 0
bombs.physicsBody?.linearDamping = 0
bombs.physicsBody?.friction = 0
self.addChild(bombs)
bombs.physicsBody?.applyForce(CGVector(dx: 0.0, dy: -250.0))
func endGame(){
if bombCount == 3 {
removeAllChildren()
}
}