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FlightSceneController.swift
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FlightSceneController.swift
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//
// FlightSceneController.swift
// Constellation Explorer
//
// Created by David Mazzeo on 15/4/2023.
//
import SpriteKit
import CoreMotion
class FlightScene: SKScene, SKPhysicsContactDelegate {
let rocketImages = [SKTexture(imageNamed: "Rocket 1"),
SKTexture(imageNamed: "Rocket 2"),
SKTexture(imageNamed: "Rocket 3"),
SKTexture(imageNamed: "Rocket 4"),
SKTexture(imageNamed: "Rocket 3A"),
SKTexture(imageNamed: "Rocket 5"),
SKTexture(imageNamed: "Rocket 6")]
let cometImages = [SKTexture(imageNamed: "Comet 1"),
SKTexture(imageNamed: "Comet 2"),
SKTexture(imageNamed: "Comet 3"),
SKTexture(imageNamed: "Comet 4"),
SKTexture(imageNamed: "Comet 5"),
SKTexture(imageNamed: "Comet 6"),
SKTexture(imageNamed: "Comet 7"),
SKTexture(imageNamed: "Comet 8")]
let blackHoleImages = [SKTexture(imageNamed: "Black Hole 1"),
SKTexture(imageNamed: "Black Hole 2"),
SKTexture(imageNamed: "Black Hole 3"),
SKTexture(imageNamed: "Black Hole 4"),
SKTexture(imageNamed: "Black Hole 5"),
SKTexture(imageNamed: "Black Hole 6"),
SKTexture(imageNamed: "Black Hole 7")]
let greenChargeUpImages = [SKTexture(imageNamed: "Green Charge 1"),
SKTexture(imageNamed: "Green Charge 2"),
SKTexture(imageNamed: "Green Charge 3"),
SKTexture(imageNamed: "Green Charge 4"),
SKTexture(imageNamed: "Green Charge 5"),
SKTexture(imageNamed: "Green Charge 6")]
let orangeChargeUpImages = [SKTexture(imageNamed: "Orange Charge 1"),
SKTexture(imageNamed: "Orange Charge 2"),
SKTexture(imageNamed: "Orange Charge 3"),
SKTexture(imageNamed: "Orange Charge 4"),
SKTexture(imageNamed: "Orange Charge 5"),
SKTexture(imageNamed: "Orange Charge 6")]
let asteroidDestroyedImages = [SKTexture(imageNamed: "Asteroid Hit 1"),
SKTexture(imageNamed: "Asteroid Hit 2"),
SKTexture(imageNamed: "Asteroid Hit 3"),
SKTexture(imageNamed: "Asteroid Hit 4"),
SKTexture(imageNamed: "Asteroid Hit 5"),
SKTexture(imageNamed: "Asteroid Hit 6"),
SKTexture(imageNamed: "Asteroid Hit 7"),
SKTexture(imageNamed: "Asteroid Hit 8"),
SKTexture(imageNamed: "Asteroid Hit 9"),
SKTexture(imageNamed: "Asteroid Hit 10"),
SKTexture(imageNamed: "Asteroid Hit 11")]
let cometDestroyedImages = [SKTexture(imageNamed: "Comet Hit 1"),
SKTexture(imageNamed: "Comet Hit 2"),
SKTexture(imageNamed: "Comet Hit 3"),
SKTexture(imageNamed: "Comet Hit 4"),
SKTexture(imageNamed: "Comet Hit 5"),
SKTexture(imageNamed: "Comet Hit 6"),
SKTexture(imageNamed: "Comet Hit 7"),
SKTexture(imageNamed: "Comet Hit 8"),
SKTexture(imageNamed: "Comet Hit 9"),
SKTexture(imageNamed: "Comet Hit 10")]
let explosionImages = [SKTexture(imageNamed: "Explosion 1"),
SKTexture(imageNamed: "Explosion 2"),
SKTexture(imageNamed: "Explosion 3"),
SKTexture(imageNamed: "Explosion 4"),
SKTexture(imageNamed: "Explosion 5"),
SKTexture(imageNamed: "Explosion 6"),
SKTexture(imageNamed: "Explosion 7"),
SKTexture(imageNamed: "Explosion 8"),
SKTexture(imageNamed: "Explosion 9"),
SKTexture(imageNamed: "Explosion 10"),
SKTexture(imageNamed: "Explosion 11"),
SKTexture(imageNamed: "Explosion 12"),
SKTexture(imageNamed: "Explosion 13"),
SKTexture(imageNamed: "Explosion 14"),
SKTexture(imageNamed: "Explosion 15")]
let cometExplosionImages = [SKTexture(imageNamed: "Comet Explosion 1"),
SKTexture(imageNamed: "Comet Explosion 2"),
SKTexture(imageNamed: "Comet Explosion 3"),
SKTexture(imageNamed: "Comet Explosion 4"),
SKTexture(imageNamed: "Comet Explosion 5"),
SKTexture(imageNamed: "Comet Explosion 6"),
SKTexture(imageNamed: "Comet Explosion 7"),
SKTexture(imageNamed: "Comet Explosion 8"),
SKTexture(imageNamed: "Comet Explosion 9"),
SKTexture(imageNamed: "Comet Explosion 10"),
SKTexture(imageNamed: "Comet Explosion 11"),
SKTexture(imageNamed: "Comet Explosion 12"),
SKTexture(imageNamed: "Comet Explosion 13"),
SKTexture(imageNamed: "Comet Explosion 14"),
SKTexture(imageNamed: "Comet Explosion 15")]
let rocketDestroyedImages = [SKTexture(imageNamed: "Rocket Hit 1"),
SKTexture(imageNamed: "Rocket Hit 2"),
SKTexture(imageNamed: "Rocket Hit 3"),
SKTexture(imageNamed: "Rocket Hit 4"),
SKTexture(imageNamed: "Rocket Hit 5"),
SKTexture(imageNamed: "Rocket Hit 6"),
SKTexture(imageNamed: "Rocket Hit 7"),
SKTexture(imageNamed: "Rocket Hit 8"),
SKTexture(imageNamed: "Rocket Hit 9"),
SKTexture(imageNamed: "Rocket Hit 10"),
SKTexture(imageNamed: "Rocket Hit 11"),
SKTexture(imageNamed: "Rocket Hit 12")]
var isTVOn = false
var isSetup = false
var isBeamActive = false
var isAlreadyBlackHole = false
var healthEvents = true
var isRoundFinished = false
var isForceButtonHeld = false
var objectPickerMax = 0
var forceModifier = Double(0)
var motionEngine = CMMotionManager()
let protagonist = SKSpriteNode(imageNamed: "Rocket 1.png")
let beam = SKShapeNode()
let level = UserDefaults.standard.integer(forKey: "nextLevel")
let deviceHeight = UIScreen.main.bounds.height
let deviceWidth = UIScreen.main.bounds.width
let topPadding = UIApplication.shared.connectedScenes.compactMap { ($0 as? UIWindowScene)?.keyWindow }.first?.safeAreaInsets.top ?? 0
let bottomPadding = UIApplication.shared.connectedScenes.compactMap { ($0 as? UIWindowScene)?.keyWindow }.first?.safeAreaInsets.bottom ?? 0
deinit {
NotificationCenter.default.removeObserver(self, name: NSNotification.Name("fire"), object: nil)
NotificationCenter.default.removeObserver(self, name: NSNotification.Name("released"), object: nil)
NotificationCenter.default.removeObserver(self, name: NSNotification.Name("finishLevel"), object: nil)
}
func initialiseObjectPicker() {
objectPicker = SKAction.repeatForever(SKAction.sequence([
SKAction.run { [weak self] in
if self?.isRoundFinished == false {
self?.pickObject()
}
},
SKAction.wait(forDuration: 0.6, withRange: 0.4)]))
}
override func didMove(to view: SKView) {
NotificationCenter.default.addObserver(self, selector: #selector(fireLaser(_:)), name: Notification.Name("fire"), object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(endLaser(_:)), name: Notification.Name("released"), object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(finishLevel(_:)), name: Notification.Name("finishLevel"), object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(applyForce(_:)), name: Notification.Name("applyForce"), object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(releaseForce(_:)), name: Notification.Name("releaseForce"), object: nil)
self.scene?.name = "Game"
self.backgroundColor = .clear
self.view?.allowsTransparency = true
self.view?.backgroundColor = .clear
self.scaleMode = .aspectFit
physicsWorld.contactDelegate = self
for image in rocketImages {
image.filteringMode = .nearest
}
for image in greenChargeUpImages {
image.filteringMode = .nearest
}
for image in orangeChargeUpImages {
image.filteringMode = .nearest
}
for image in asteroidDestroyedImages {
image.filteringMode = .nearest
}
for image in cometDestroyedImages {
image.filteringMode = .nearest
}
for image in cometImages {
image.filteringMode = .nearest
}
for image in explosionImages {
image.filteringMode = .nearest
}
for image in cometExplosionImages {
image.filteringMode = .nearest
}
for image in cometImages {
image.filteringMode = .nearest
}
for image in blackHoleImages {
image.filteringMode = .nearest
}
for image in rocketDestroyedImages {
image.filteringMode = .nearest
}
switch UserDefaults.standard.integer(forKey: "nextLevel") {
case 1: objectPickerMax = 6 // Level 1; asteroids only.
case 2: objectPickerMax = 11 // Level 2; asteroids and comets.
default: objectPickerMax = 12 // Level 3; asteroids, comets, and black holes.
}
if UserDefaults.standard.string(forKey: "controls") != "buttons" {
motionEngine.accelerometerUpdateInterval = 1/60
motionEngine.gyroUpdateInterval = 1/60
motionEngine.startAccelerometerUpdates(to: OperationQueue.current!, withHandler: { [weak self] (data, error) -> Void in
let xAxis = self?.motionEngine.accelerometerData?.acceleration.x ?? 0.0
if self?.isSetup == true {
if orientation == .portraitUpsideDown {
self?.protagonist.physicsBody!.applyForce(CGVector(dx: -(40 * xAxis) + (self?.forceModifier ?? 0), dy: 0))
} else {
self?.protagonist.physicsBody!.applyForce(CGVector(dx: (40 * xAxis) + (self?.forceModifier ?? 0), dy: 0))
}
}
})
}
run(SKAction.run { [weak self] in
var baseValue = CGFloat(163)
if UserDefaults.standard.string(forKey: "controls") == "buttons" {
baseValue = 236
}
self?.protagonist.size = CGSize(width: 72, height: 120)
self?.protagonist.position = CGPoint(x: 50, y: baseValue + (self?.bottomPadding ?? 0))
self?.protagonist.zRotation = 0
self?.protagonist.name = "Rocket"
self?.protagonist.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: 72, height: 120))
self?.protagonist.physicsBody?.isDynamic = true
self?.protagonist.physicsBody?.mass = 0.02
self?.protagonist.physicsBody?.affectedByGravity = false
self?.protagonist.physicsBody?.allowsRotation = false
self?.protagonist.physicsBody?.contactTestBitMask = 1
self?.protagonist.constraints = [SKConstraint.zRotation(SKRange(constantValue: 0)),
SKConstraint.positionY(SKRange(constantValue: baseValue + (self?.bottomPadding ?? 0))),
SKConstraint.positionX(SKRange(lowerLimit: 1, upperLimit: (self?.deviceWidth ?? 0) - 1))]
self?.physicsBody = SKPhysicsBody(edgeLoopFrom: self?.frame ?? CGRect())
let rocketAnimation = SKAction.repeatForever(SKAction.animate(with: self?.rocketImages ?? [SKTexture](), timePerFrame: 0.1))
self?.protagonist.run(rocketAnimation)
self?.addChild(self?.protagonist ?? SKSpriteNode())
self?.isSetup = true
if self?.level == 1 {
self?.isTVOn = true
self?.run(SKAction.sequence([SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "Ah, we've arrived. Let's begin.", speaker: "Scientist")
}, SKAction.wait(forDuration: 2), SKAction.run {
self?.hideTV()
}, SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "Steer your rocket with motion controls, and fire at asteroids by holding 'Hydrochloric Acid' at the bottom of your device.", speaker: "System")
}, SKAction.wait(forDuration: 3), SKAction.run {
self?.hideTV()
NotificationCenter.default.post(Notification(name: Notification.Name("startLevel")))
self?.initialiseObjectPicker()
self?.run(objectPicker, withKey: "objectPicker")
}, SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "You can gain a life with every 10 objects you destroy, however you'll lose one if your ship gets hit.", speaker: "System")
}, SKAction.wait(forDuration: 3), SKAction.run {
self?.hideTV(complete: { [weak self] in
self?.isTVOn = false
})
}]))
}
if self?.level == 2 {
self?.isTVOn = true
self?.run(SKAction.sequence([SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "Destination set to the second star. Let's do this!", speaker: "Scientist")
}, SKAction.wait(forDuration: 2), SKAction.run {
self?.hideTV()
}, SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "Comets are present in this area. Melt them by holding 'Thermal Energy' at the bottom of your device.", speaker: "System")
}, SKAction.wait(forDuration: 3), SKAction.run {
self?.hideTV(complete: { [weak self] in
self?.isTVOn = false
})
NotificationCenter.default.post(Notification(name: Notification.Name("startLevel")))
self?.initialiseObjectPicker()
self?.run(objectPicker, withKey: "objectPicker")
}]))
}
if self?.level == 3 {
self?.isTVOn = true
self?.run(SKAction.sequence([SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "This is the final stretch! You can do this!", speaker: "Scientist")
}, SKAction.wait(forDuration: 2), SKAction.run {
self?.hideTV()
}, SKAction.wait(forDuration: 1), SKAction.run {
self?.displayTV(dialogue: "Black holes are present in this area. Prevent them from sucking you in by steering away from them!", speaker: "System")
}, SKAction.wait(forDuration: 3), SKAction.run {
self?.hideTV(complete: { [weak self] in
self?.isTVOn = false
})
NotificationCenter.default.post(Notification(name: Notification.Name("startLevel")))
self?.initialiseObjectPicker()
self?.run(objectPicker, withKey: "objectPicker")
}]))
}
})
}
func didBegin(_ contact: SKPhysicsContact) {
var isCompatible = false
var isEnemy = false
var isBeam = false
if contact.bodyB.node?.name == "Asteroid" || contact.bodyB.node?.name == "Comet" || contact.bodyB.node?.name == "Black Hole" {
isEnemy = true
}
if contact.bodyA.node?.name == "Beam" || contact.bodyA.node?.name == "BeamTwo" {
isBeam = true
}
if contact.bodyA.node?.name == "Beam" && contact.bodyB.node?.name == "Asteroid" {
isCompatible = true
}
if contact.bodyA.node?.name == "BeamTwo" && contact.bodyB.node?.name == "Comet" {
isCompatible = true
}
if isBeam && isEnemy && isCompatible {
objectsHit += 1
NotificationCenter.default.post(Notification(name: Notification.Name("asteroidHit")))
if objectsHit.isMultiple(of: 10) {
livesRemaining += 1
NotificationCenter.default.post(Notification(name: Notification.Name("lifeModified")))
}
if UIDevice.current.userInterfaceIdiom == .phone {
let generator = UIImpactFeedbackGenerator(style: .rigid)
generator.impactOccurred()
}
if contact.bodyB.node?.name == "Asteroid" {
contact.bodyB.node?.run(SKAction.sequence([SKAction.run {
contact.bodyB.node?.physicsBody = nil
}, SKAction.animate(with: asteroidDestroyedImages, timePerFrame: 1/33),
SKAction.removeFromParent()]))
} else {
contact.bodyB.node?.run(SKAction.sequence([SKAction.run {
contact.bodyB.node?.physicsBody = nil
}, SKAction.animate(with: cometDestroyedImages, timePerFrame: 1/33),
SKAction.removeFromParent()]))
}
}
if contact.bodyA.node?.name == "Rocket" && isEnemy && healthEvents {
if UIDevice.current.userInterfaceIdiom == .phone {
let tapticFeedback = UINotificationFeedbackGenerator()
tapticFeedback.notificationOccurred(.error)
}
var explosion = SKSpriteNode()
switch contact.bodyB.node?.name {
case "Comet":
explosion = SKSpriteNode(imageNamed: "Comet Explosion 1")
explosion.size = CGSize(width: 60, height: 60)
explosion.position = contact.contactPoint
explosion.run(SKAction.sequence([
SKAction.animate(with: cometExplosionImages, timePerFrame: 1/30),
SKAction.removeFromParent()]))
contact.bodyB.node?.run(SKAction.sequence([SKAction.run {
contact.bodyB.node?.physicsBody = nil
}, SKAction.animate(with: cometDestroyedImages, timePerFrame: 1/30),
SKAction.removeFromParent()]))
self.addChild(explosion)
case "Asteroid":
explosion = SKSpriteNode(imageNamed: "Explosion 1")
explosion.size = CGSize(width: 60, height: 60)
explosion.position = contact.contactPoint
explosion.run(SKAction.sequence([
SKAction.animate(with: explosionImages, timePerFrame: 1/30),
SKAction.removeFromParent()]))
contact.bodyB.node?.run(SKAction.sequence([SKAction.run {
contact.bodyB.node?.physicsBody = nil
}, SKAction.animate(with: asteroidDestroyedImages, timePerFrame: 1/33),
SKAction.removeFromParent()]))
self.addChild(explosion)
case "Black Hole":
forceModifier = 0
if forceModifier == -10 {
protagonist.run(SKAction.move(to: CGPoint(x: 150, y: 163 + bottomPadding), duration: 0))
} else {
protagonist.run(SKAction.move(to: CGPoint(x: deviceWidth - protagonist.size.width - 150, y: 163 + bottomPadding), duration: 0))
}
default: break
}
livesRemaining -= 1
NotificationCenter.default.post(Notification(name: Notification.Name("lifeModified")))
healthEvents = false
if livesRemaining > 0 {
if !isTVOn {
isTVOn = true
displayTV(dialogue: pickHitDialogue(), speaker: "Scientist")
run(SKAction.sequence([SKAction.wait(forDuration: 2), SKAction.run { [weak self] in
self?.hideTV(complete: { [weak self] in
self?.isTVOn = false
})
}]))
}
var timerCount = 0
Timer.scheduledTimer(withTimeInterval: 0.1, repeats: true, block: { [weak self] timer in
if timerCount == 10 {
timer.invalidate()
self?.protagonist.isHidden = false
self?.healthEvents = true
} else {
if self?.protagonist.isHidden == true {
self?.protagonist.isHidden = false
} else {
self?.protagonist.isHidden = true
}
timerCount += 1
}
})
} else {
isRoundFinished = true
motionEngine.stopAccelerometerUpdates()
motionEngine.stopGyroUpdates()
protagonist.run(SKAction.sequence([
SKAction.animate(with: rocketDestroyedImages, timePerFrame: 1/36),
SKAction.removeFromParent()]))
if isTVOn {
hideTV(complete: { [weak self] in
self?.isTVOn = false
})
run(SKAction.sequence([SKAction.wait(forDuration: 1), SKAction.run { [weak self] in
self?.displayTV(dialogue: self?.pickEliminatedDialogue() ?? "", speaker: "Scientist")
}, SKAction.wait(forDuration: 2), SKAction.run { [weak self] in
self?.hideTV()
}, SKAction.wait(forDuration: 1), SKAction.run {
NotificationCenter.default.post(Notification(name: Notification.Name("restartLevel")))
}]))
} else {
displayTV(dialogue: pickEliminatedDialogue(), speaker: "Scientist")
run(SKAction.sequence([SKAction.wait(forDuration: 3), SKAction.run { [weak self] in
self?.hideTV()
}, SKAction.wait(forDuration: 1), SKAction.run {
NotificationCenter.default.post(Notification(name: Notification.Name("restartLevel")))
}]))
}
}
}
}
func pickHitDialogue() -> String {
let randomNumber = Int.random(in: 0 ..< 5)
var livesText = "lives"
if livesRemaining == 1 {
livesText = "life"
}
switch randomNumber {
case 0: return "Be careful! \(livesRemaining) \(livesText) remaining!"
case 1: return "Don't be reckless! \(livesRemaining) \(livesText) left!"
case 2: return "Hey, are you ok?! You have \(livesRemaining) \(livesText) left!"
case 3: return "Uh-oh, is everything alright? \(livesRemaining) \(livesText) remaining."
case 4: return "\(livesRemaining) \(livesText) remaining, break some stuff to get them back!"
default: return ""
}
}
func pickEliminatedDialogue() -> String {
let randomNumber = Int.random(in: 0 ..< 5)
switch randomNumber {
case 0: return "We failed after all..."
case 1: return "Hey! Are you there?!"
case 2: return "No!..."
case 3: return "It can't be..."
case 4: return "Hello?! Do you read me?!"
default: return ""
}
}
@objc func finishLevel(_ notification: Notification) {
isRoundFinished = true
motionEngine.stopAccelerometerUpdates()
motionEngine.stopGyroUpdates()
for child in self.children {
if child.name == "Asteroid" {
child.run(SKAction.sequence([SKAction.run {
child.physicsBody = nil
}, SKAction.animate(with: asteroidDestroyedImages, timePerFrame: 1/33),
SKAction.removeFromParent()]))
}
if child.name == "Comet" {
child.run(SKAction.sequence([SKAction.run {
child.physicsBody = nil
}, SKAction.animate(with: cometDestroyedImages, timePerFrame: 1/33),
SKAction.removeFromParent()]))
}
if child.name == "Black Hole" {
child.run(SKAction.sequence([SKAction.run {
child.physicsBody = nil
}, SKAction.fadeAlpha(to: 0, duration: 0.33),
SKAction.removeFromParent()]))
}
}
var dialogue = ""
switch level {
case 1: dialogue = "Nice work! Now to grab a sample of that star..."
case 2: dialogue = "Great work! Let's grab that sample."
case 3: dialogue = "All done! You know what to do from here."
default: break
}
if isTVOn {
hideTV(complete: { [weak self] in
self?.isTVOn = false
})
run(SKAction.sequence([SKAction.wait(forDuration: 1), SKAction.run { [weak self] in
self?.displayTV(dialogue: dialogue, speaker: "Scientist")
}]))
} else {
displayTV(dialogue: dialogue, speaker: "Scientist")
}
run(SKAction.sequence([SKAction.wait(forDuration: 3), SKAction.run { [weak self] in
self?.hideTV(complete: { [weak self] in
self?.isTVOn = false
})
}, SKAction.wait(forDuration: 0.5), SKAction.run {
NotificationCenter.default.post(name: Notification.Name("switchViews"), object: nil)
}]))
}
@objc func applyForce(_ notification: Notification) {
let direction = (notification.userInfo?["direction"] as? String) ?? ""
var force = CGFloat(0)
isForceButtonHeld = true
if direction == "left" {
force = -20
} else {
force = 20
}
run(SKAction.repeatForever(SKAction.sequence([SKAction.run { [weak self] in
if self?.isForceButtonHeld == true {
self?.protagonist.physicsBody!.applyForce(CGVector(dx: force, dy: 0))
} else {
self?.removeAction(forKey: "force")
}
}, SKAction.wait(forDuration: 1/60)])), withKey: "force")
}
@objc func releaseForce(_ notification: Notification) {
isForceButtonHeld = false
}
func random() -> CGFloat {
return CGFloat(Float(arc4random()) / 4294967296)
}
func randomBesides(min: CGFloat, max: CGFloat, besidesMin: CGFloat, besidesMax: CGFloat) -> CGFloat {
var value = random() * (max - min) + min
while value > besidesMin && value < besidesMax {
value = random() * (max - min) + min
}
return value
}
func random(min: CGFloat, max: CGFloat) -> CGFloat {
return random() * (max - min) + min
}
func pickObject() {
var randomNumber = 0
if isAlreadyBlackHole {
randomNumber = Int.random(in: 0 ..< (objectPickerMax - 1))
} else {
randomNumber = Int.random(in: 0 ..< objectPickerMax)
}
if 0...5 ~= randomNumber {
addAsteroid()
} else if 5...10 ~= randomNumber {
addComet()
} else {
addBlackHole()
}
}
func addAsteroid() {
let texture = SKTexture(imageNamed: "Asteroid 1")
texture.filteringMode = .nearest
let asteroid = SKSpriteNode(texture: texture)
asteroid.size = CGSize(width: 120, height: 104)
asteroid.position = CGPoint(x: random(min: 0 + (asteroid.size.width / 2), max: deviceWidth - (asteroid.size.width / 2)), y: deviceHeight + 100)
asteroid.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: 96, height: 80))
asteroid.physicsBody?.isDynamic = true
asteroid.physicsBody?.affectedByGravity = false
asteroid.physicsBody?.collisionBitMask = 0
asteroid.physicsBody?.contactTestBitMask = 1
asteroid.name = "Asteroid"
self.addChild(asteroid)
let actionMove = SKAction.move(to: CGPoint(x: random(min: 0 + (asteroid.size.width / 2), max: deviceWidth - (asteroid.size.width / 2)), y: 0), duration: TimeInterval(random(min: 2, max: 3)))
asteroid.run(SKAction.sequence([actionMove, SKAction.removeFromParent()]))
}
func addComet() {
let texture = SKTexture(imageNamed: "Comet 1")
texture.filteringMode = .nearest
let comet = SKSpriteNode(texture: texture)
comet.size = CGSize(width: 68, height: 128)
comet.position = CGPoint(x: random(min: 0 + (comet.size.width / 2), max: deviceWidth - (comet.size.width / 2)), y: deviceHeight + 100)
comet.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: 68, height: 128))
comet.physicsBody?.isDynamic = true
comet.physicsBody?.affectedByGravity = false
comet.physicsBody?.collisionBitMask = 0
comet.physicsBody?.contactTestBitMask = 1
comet.name = "Comet"
self.addChild(comet)
let actionMove = SKAction.move(to: CGPoint(x: comet.position.x, y: 0), duration: TimeInterval(random(min: 2, max: 3)))
comet.run(SKAction.repeatForever(SKAction.animate(with: cometImages, timePerFrame: 0.1)))
comet.run(SKAction.sequence([actionMove, SKAction.removeFromParent()]))
}
func addBlackHole() {
isAlreadyBlackHole = true
let texture = SKTexture(imageNamed: "Black Hole 1")
texture.filteringMode = .nearest
let blackHole = SKSpriteNode(texture: texture)
let xPosition = randomBesides(min: 0 + (blackHole.size.width / 2), max: deviceWidth - (blackHole.size.width / 2), besidesMin: 100, besidesMax: deviceWidth - 100)
if xPosition <= 100 {
forceModifier = -10
} else {
forceModifier = 10
}
blackHole.size = CGSize(width: 116, height: 76)
blackHole.position = CGPoint(x: xPosition, y: deviceHeight + 100)
blackHole.physicsBody = SKPhysicsBody(rectangleOf: CGSize(width: 52, height: 52))
blackHole.physicsBody?.isDynamic = true
blackHole.physicsBody?.affectedByGravity = false
blackHole.physicsBody?.collisionBitMask = 0
blackHole.physicsBody?.contactTestBitMask = 1
blackHole.name = "Black Hole"
self.addChild(blackHole)
let actionMove = SKAction.move(to: CGPoint(x: blackHole.position.x, y: 0), duration: TimeInterval(random(min: 3, max: 4)))
blackHole.run(SKAction.repeatForever(SKAction.animate(with: blackHoleImages, timePerFrame: 0.1)))
blackHole.run(SKAction.sequence([actionMove, SKAction.removeFromParent(), SKAction.run { [weak self] in
self?.forceModifier = 0
self?.isAlreadyBlackHole = false
}]))
}
@objc func fireLaser(_ notification: Notification) {
let element = (notification.userInfo?["element"] as? Int) ?? 1
let chargeUpView = SKSpriteNode(texture: greenChargeUpImages.first)
chargeUpView.size = CGSize(width: 24, height: 18)
chargeUpView.position = CGPoint(x: 0, y: 70)
protagonist.addChild(chargeUpView)
var chargeUpAnimation = SKAction()
if element == 1 {
chargeUpAnimation = SKAction.animate(with: greenChargeUpImages, timePerFrame: 1/24)
} else {
chargeUpAnimation = SKAction.animate(with: orangeChargeUpImages, timePerFrame: 1/24)
}
chargeUpView.run(SKAction.sequence([chargeUpAnimation, SKAction.removeFromParent(), SKAction.run { [weak self] in
self?.createLaser(element: element)
}]))
}
func createLaser(element: Int) {
var colour = UIColor()
var name = "Beam"
protagonist.addChild(beam)
switch element {
case 1: colour = .green
name = "Beam"
case 2: colour = .orange
name = "BeamTwo"
default: break
}
let beamHeight = (deviceHeight - 240) - (topPadding + bottomPadding)
let beamPath = UIBezierPath(rect: CGRect(x: 0, y: 70, width: 2, height: beamHeight)).cgPath
beam.path = beamPath
beam.lineWidth = 6
beam.strokeColor = colour
beam.name = name
beam.physicsBody = SKPhysicsBody(edgeChainFrom: beamPath)
beam.physicsBody?.isDynamic = true
beam.physicsBody?.affectedByGravity = false
beam.physicsBody?.allowsRotation = false
beam.physicsBody?.collisionBitMask = 0
beam.physicsBody?.contactTestBitMask = 1
beam.constraints = [SKConstraint.zRotation(SKRange(constantValue: 0)),
SKConstraint.positionY(SKRange(constantValue: 0)),
SKConstraint.positionX(SKRange(constantValue: 0))]
isBeamActive = true
let particles = [SKShapeNode(), SKShapeNode(), SKShapeNode(), SKShapeNode(), SKShapeNode(), SKShapeNode()]
for particle in particles {
particle.path = UIBezierPath(rect: CGRect(x: 0, y: 0, width: 2, height: 2)).cgPath
particle.strokeColor = colour
particle.lineWidth = 1
beam.addChild(particle)
}
run(SKAction.repeatForever(SKAction.sequence([
SKAction.run { [weak self] in
for particle in particles {
particle.position = CGPoint(x: self?.randomBesides(min: -20, max: 22, besidesMin: -10, besidesMax: 12) ?? 0, y: self?.random(min: 70, max: beamHeight) ?? 0)
}
},
SKAction.wait(forDuration: 0.4)])))
}
@objc func endLaser(_ notification: Notification) {
beam.removeAllChildren()
protagonist.removeAllChildren()
isBeamActive = false
}
}