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我创建了两个对象,一个墙壁和一个可以碰撞的玩家。如果他们碰撞,球员不应该能够移入或移过墙壁。如果我设置massWall >> massPlayer,玩家有时可以在墙上移动。如果我没有设置质量,那么球员和墙会朝一个方向移动。我想要让墙壁静止不动,球员不能穿过墙壁。 我的代码:Swift/SpriteKit碰撞检测
func addWall(xPos: CGFloat, yPos: CGFloat){
let wallNode = SKSpriteNode(imageNamed: "wall")
wallNode.physicsBody = SKPhysicsBody(circleOfRadius: width/2)
wallNode.physicsBody!.affectedByGravity = false
wallNode.physicsBody!.categoryBitMask = ColliderType.Wall.rawValue
wallNode.physicsBody!.contactTestBitMask = ColliderType.Player.rawValue
wallNode.physicsBody!.collisionBitMask = ColliderType.Player.rawValue
wallNode.physicsBody!.mass = 1000000
let wall = Wall(node: wallNode)
Walls.append(wall)
wallNode.position.x = xPos
wallNode.position.y = yPos
wallNode.size = CGSize(width: width, height: width)
addChild(wallNode)
}
func addPlayer(xPos: CGFloat, yPos: CGFloat){
playerNode = SKSpriteNode(imageNamed: "player")
playerNode.physicsBody = SKPhysicsBody(circleOfRadius: width/2)
playerNode.physicsBody!.affectedByGravity = false
playerNode.physicsBody!.categoryBitMask = ColliderType.Player.rawValue
playerNode.physicsBody!.contactTestBitMask = ColliderType.Wall.rawValue
playerNode.physicsBody!.collisionBitMask = ColliderType.Wall.rawValue
playerNode.physicsBody!.mass = 1
let player = Player(node: playerNode, healthPoints: 100, attack: 10)
playerNode.position.x = xPos
playerNode.position.y = yPos
playerNode.size = CGSize(width: width, height: width)
addChild(playerNode)
}
在func didBeginContact(){}
我在它没有代码,因为我不知道现在该怎么做吧。我无法撤销这一运动,因为我没有跟踪最后一步。