1. S
Earn 100K daily
with 1h of coding
iOS game development

3. jobs@webelinx.com

4. The GAME

5. S
DEMO
The Game

6. - Xcode
- Objective C
- Sprite Kit

7. Objective C – Data Types
- C based language
- Data Types
- Primitive
- Int
- Char
- Float
- Cocoa Framework
- NSObject
- NSNumber
- NSString
- NSArray
- NSDictionary

8. Objective C - Syntax
Constructors
NSMutableDictionary* dict = [[NSMutableDictionary alloc] init];
Functions
- (void)setObject:(id)anObject forKey:(id <NSCopying>)aKey;
[dict setObject:@"some string" forKey:@"key"];

9. S
DEMO
Creating New Project in Xcode

10. SpriteKitPositioning

11. S
DEMO
Adding background

12. MovingtheGround

13. S
DEMO
Animation

14. Simple Physics
CGPoint gravity = CGPointMake(0, kGravity);
CGPoint gravityStep = CGPointMultiplyScalar(gravity, _dt);
_playerVelocity = CGPointAdd(_playerVelocity, gravityStep);
CGPoint velocityStep = CGPointMultiplyScalar(_playerVelocity, _dt);
_player.position = CGPointAdd(_player.position, velocityStep);
_playerVelocity = CGPointMake(0, kImpulse);

15. S
DEMO
Moving the bug

16. Collision

17. Sprite Kit - Collision
- (void)didBeginContact:(SKPhysicsContact *)contact
typedef NS_OPTIONS(int, EntityCategory)
{
EntityCategoryPlayer = 1 << 0,
EntityCategoryObstacle = 1 << 1,
EntityCategoryGround = 1 << 2
};
self.physicsBody.categoryBitMask = EntityCategoryGround;
self.physicsBody.contactTestBitMask = EntityCategoryPlayer;

18. S
DEMO
Collision

19. Positioning Logs

20. S
DEMO
Positioning logs

21. Score

22. S
DEMO
Score

24. THANK YOU !