세 개 이상의 객체 충돌
세 객체의 충돌 정보
우리 측은 이미 상당히 곤란해졌으니, 내가 투고하는 것을 허락해 주십시오.
import SpriteKit
class GameScene: SKScene, SKPhysicsContactDelegate {
let whiteCategory: UInt32 = 0x1 << 0
let blackCategory: UInt32 = 0x1 << 1
let blueCategory: UInt32 = 0x1 << 2
override func didMoveToView(view: SKView) {
self.physicsWorld.contactDelegate = self
self.size = view.bounds.size
self.physicsBody = SKPhysicsBody(edgeLoopFromRect: self.frame)
self.physicsWorld.gravity = CGVectorMake(0.0, -3.0)
let blackSquare = SKSpriteNode(color: UIColor.blackColor(), size: CGSizeMake(50, 50))
blackSquare.position = CGPoint(
x: CGRectGetMidX(self.frame),
y: CGRectGetMidY(self.frame)
)
blackSquare.physicsBody = SKPhysicsBody(rectangleOfSize: CGSizeMake(50, 50))
blackSquare.physicsBody?.affectedByGravity = false
blackSquare.physicsBody?.dynamic = false
blackSquare.physicsBody?.categoryBitMask = blackCategory
blackSquare.physicsBody?.contactTestBitMask = whiteCategory
let blueSquare = SKSpriteNode(color: UIColor.blueColor(), size: CGSizeMake(50, 50))
blueSquare.position = CGPoint(
x: CGRectGetMidX(self.frame) - 100,
y: CGRectGetMidY(self.frame) - 100
)
blueSquare.physicsBody = SKPhysicsBody(rectangleOfSize: CGSizeMake(50, 50))
blueSquare.physicsBody?.affectedByGravity = false
blueSquare.physicsBody?.dynamic = false
//(2)// blackSquare.physicsBody?.categoryBitMask = blueCategory
// blackSquare.physicsBody?.contactTestBitMask = whiteCategory
blueSquare.physicsBody?.categoryBitMask = blueCategory
blueSquare.physicsBody?.contactTestBitMask = whiteCategory
self.addChild(blackSquare)
self.addChild(blueSquare)
}
override func touchesBegan(touches: NSSet, withEvent event: UIEvent) {
for touch in touches {
let location = touch.locationInNode(self)
let whiteRectangle = SKSpriteNode(color: UIColor.whiteColor(), size: CGSizeMake(50, 50))
whiteRectangle.position = location
whiteRectangle.physicsBody = SKPhysicsBody(rectangleOfSize: CGSizeMake(50, 50))
whiteRectangle.physicsBody?.categoryBitMask = whiteCategory
// whiteRectangle.physicsBody?.contactTestBitMask = blackCategory// whiteRectangle.physicsBody?.contactTestBitMask = blueCategory
self.addChild(whiteRectangle)
}
}
override func update(currentTime: CFTimeInterval) {
}
func didBeginContact(contact: SKPhysicsContact!) {
var firstBody, secondBody: SKPhysicsBody
if contact.bodyA.categoryBitMask < contact.bodyB.categoryBitMask {
firstBody = contact.bodyA
secondBody = contact.bodyB
//thirdBody = contact.bodyB
} else {
firstBody = contact.bodyB
secondBody = contact.bodyA
// thirdBody = contact.bodyA
}
if firstBody.categoryBitMask & whiteCategory != 0 &&
secondBody.categoryBitMask & blackCategory != 0 {
//secondBody.node?.removeFromParent()
println("black")
}
if firstBody.categoryBitMask & whiteCategory != 0 &&
secondBody.categoryBitMask & blueCategory != 0 {
//secondBody.node?.removeFromParent()
println("blue")
}
}
}
Reference
이 문제에 관하여(세 개 이상의 객체 충돌), 우리는 이곳에서 더 많은 자료를 발견하고 링크를 클릭하여 보았다 https://qiita.com/hikaricafe/items/4d0aa5783f5b6d692e13텍스트를 자유롭게 공유하거나 복사할 수 있습니다.하지만 이 문서의 URL은 참조 URL로 남겨 두십시오.
우수한 개발자 콘텐츠 발견에 전념 (Collection and Share based on the CC Protocol.)