A SKPhysicsContact object describes the contact between two physics bodies.
The SKPhysicsContact class is a member of the SpriteKit framework. It is used to describe a contact between two physical bodies in a physics world.
Questions tagged [skphysicscontact]
72 questions
5
votes
1 answer
didBeginContact passed PKPhyicsObject
I have a helper method which extends SKPhysicsContact
extension SKPhysicsContact {
/// - returns: `[SKPhysicsBody]` containing all the bodies that match `mask`
func bodiesMatchingCategory(mask: UInt32) -> [SKPhysicsBody] {
let…
Stephen Furlani
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4
votes
2 answers
Spritkit : Detect collision while drawing line using finger
I am trying to detect collision contactPoint between existing line and line which user currently drawing using finger.
Here is my code :
let padding: CGFloat = 100
override func didMove(to view: SKView) {
physicsWorld.contactDelegate = self
…
Devang
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3
votes
2 answers
extension for SKPhysicsContact crashing
I'm creating a game with SpriteKit, that has collision between 2 bodies. After setting up the bodies, I've implemented the didBegin(_contact:) moethod as shown below:
func didBegin(_ contact: SKPhysicsContact) {
if contact.bodyA.categoryBitMask…
Fayyouz
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3
votes
1 answer
How to set minimum collision angle for SKSpriteNode
How can I set a minimum collision angle for an SKSpriteNode object so that when it collides with any other sprite, its reversed angle is always greater than or equal to this angle - either negative or positive - ?
My objective is to prevent deadlock…
Amani Elsaed
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3
votes
1 answer
How to detect SKSpriteNode Contact but do not react?
I have two SKSpriteNode first Hero
+(id)hero
{
NSMutableArray *walkFrames = [NSMutableArray array];
SKTextureAtlas *heroAnimatedAtlas = [SKTextureAtlas atlasNamed:@"HeroImages"];
int numImages =…
Varun Naharia
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- 84
2
votes
1 answer
SKPhysicsContact Not Detecting categoryBitMask Collision
So I have my "Floor.swift" class below which is basically a bunch of walls. I have objects coming from the top of the screen and once the Floor and SKSpriteNodes collide, I'd like the SKSpriteNode to be removed. Below is my Floor class.
import…
Dewan
- 429
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2
votes
2 answers
Best way to "eat" something in SpriteKit
By "eat" I mean: when sprite A (Mario) collides with sprite B (a coin) the collision is detected and the coin is removed from the scene; however, Mario's movement is not altered by the collision with the coin.
At the moment I'm using…
modalmusic
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- 4
2
votes
2 answers
Physics contacts in SpriteKit
Is it possible to explain how bitmasking works for just this simplistic situation:
A big (blue) ball. Contact BitMask 0b0001
A medium (red) ball. Contact BitMask 0b0010
A small (white) ball. Contact BitMask 0b0100
They have no collisions…
Confused
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2
votes
1 answer
SpriteKit: How to prevent two SKSpriteNodes from colliding (in Swift)
I am making a relatively simple game consisting of a player, obstacles, and coins. My goal is to have collisions between the obstacles and the player only, and for contact between the player and a coin to trigger didBeginContact.
Here's some…
Jamman00
- 173
- 8
2
votes
1 answer
Swift/SpriteKit - Collisions and Objects
I have a class called Item, and inside there is an instance variable called itemNode which is of type SKSpriteNode. In my GameScene class, when I create an instance of Item I create a physics body that is given to the Item's itemNode. In my…
user3055501
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2
votes
2 answers
SPriteKit Handling collision behaviour from different Angles
I am working on game, in which i need different collision behaviours from different side,
Suppose there is a character when it collide to any other obstacle from down side, it will behave differently.
when it collide to any other obstacle or…
umer sufyan
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1
vote
2 answers
Get class who extends SKSpriteNode in didBegin
I have a class named Ball who extends SKSpriteNode class:
import SpriteKit
class Ball: SKSpriteNode {
var score: Int = 0
init([...]){
[...]
}
func setScore(score: Int){
self.score = score;
}
}
In my…
Swifted
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- 2
1
vote
1 answer
How to obtain one solid SKPhysicsBody or SKNode object from SKNodes with contact?
I'm trying to create a House Stack-like game (https://apps.apple.com/gb/app/house-stack/id1458713825?l) but having problem to assign physics mechanism.
My main problem is to create a single object when Node drop and contact with others and move them…
PinkPanda
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- 6
1
vote
2 answers
collision not detected between SKSpitekit nodes
I am building a maze and I have added some SKSpritekit nodes for the walls and a dot for the player. however when the dot and the walls collide, there is no detection of collision. my code is as follows:
import UIKit
import SpriteKit
import…
JustABeginner
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1
vote
1 answer
Resetting didBeginContact() ... or what the scene thinks is being contacted on Player Death?
I'm dealing with a bug I've really struggled with fixing,
My game consists of a Player sprite that interacts with parts of a platform... a standard platformer.
I set up my game by attaching thin physics blocks to a larger platform physics body (big…
Corey F
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