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@wizard1066
Created March 8, 2023 18:55
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class GameScene: SKScene, SKPhysicsContactDelegate {
var ball:SKSpriteNode!
var paddle:SKSpriteNode!
var begin = true
let points = Position.shared
override init() {
super.init()
}
override init(size: CGSize) {
super.init(size: size)
print("bar")
fireSubscriber = firePublisher
.debounce(for: .milliseconds(500), scheduler: RunLoop.main)
.sink(receiveValue: { [self] direct in
for point in points.points {
let box = SKSpriteNode(color: .green, size: CGSize(width: points.rect.width, height: points.rect.height))
box.position = point
box.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: points.rect.width, height: points.rect.height))
box.physicsBody?.isDynamic = false
box.physicsBody?.categoryBitMask = BodyType.type1.rawValue
box.physicsBody?.affectedByGravity = false
box.name = "ball"
addChild(box)
}
})
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func didBegin(_ contact: SKPhysicsContact) {
if contact.bodyA.node?.name == "ball" {
contact.bodyA.node?.removeFromParent()
}
}
override func didMove(to view: SKView) {
physicsBody = SKPhysicsBody(edgeLoopFrom: frame)
physicsWorld.contactDelegate = self
physicsWorld.gravity = CGVector(dx: 0.0, dy: 0.0)
}
@objc private func didSwipe(_ sender: UISwipeGestureRecognizer) {
switch sender.direction {
case .left:
paddle.position.x += 64
case .right:
paddle.position.x -= 64
default:
break
}
}
override func update(_ currentTime: TimeInterval) {
if ball != nil {
points.point = ball.position
points.rotate = CGFloat(GLKMathRadiansToDegrees(Float(ball.zRotation)))
}
}
override func touchesMoved(_ touches: Set<UITouch>, with event: UIEvent?) {
guard let touch = touches.first else { return }
let location = touch.location(in: self)
paddle.position.x = location.x
}
fileprivate func buildBall(_ location: CGPoint) {
ball = SKSpriteNode(imageNamed: "64x64")
ball.scale(to: CGSize(width: 32, height: 32))
ball.position = location
ball.physicsBody = SKPhysicsBody(circleOfRadius: ball.size.width / 2.0)
ball.physicsBody?.isDynamic = true
ball.physicsBody?.categoryBitMask = UInt32(BodyType.type2.rawValue)
ball.physicsBody?.contactTestBitMask = UInt32(BodyType.type1.rawValue)
ball.physicsBody?.restitution = 1
ball.physicsBody?.friction = 0.0
ball.physicsBody?.linearDamping = 0.0
ball.physicsBody?.angularDamping = 0.0
ball.name = "ball"
addChild(ball)
ball.physicsBody?.applyImpulse(CGVector(dx: 24, dy: -24.0))
}
fileprivate func buildPaddle() {
paddle = SKSpriteNode(imageNamed: "128x16")
paddle.position = CGPoint(x: screenWidth/2, y: 32)
paddle.physicsBody = SKPhysicsBody(rectangleOf: paddle.size)
paddle.physicsBody?.isDynamic = false
paddle.physicsBody?.categoryBitMask = UInt32(BodyType.type3.rawValue)
paddle.physicsBody?.contactTestBitMask = UInt32(BodyType.type2.rawValue)
paddle.physicsBody?.restitution = 1
paddle.physicsBody?.friction = 0.0
paddle.name = "paddle"
addChild(paddle)
}
override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
if begin {
begin.toggle()
guard let touch = touches.first else { return }
let location = touch.location(in: self)
buildBall(location)
buildPaddle()
}
}
}
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