This document discusses iOS game development using the cocos2d game engine. It provides an overview of cocos2d and some popular alternative game engines for iOS. It also covers the cocos2d game framework, including scenes, layers, nodes, sprites, actions, touch handling, and integrating cocos2d with Box2D physics. Additional cocos2d extensions are presented that add functionality for collisions, components, and groups. Finally, some tools and learning resources for cocos2d game development are listed.

1. iOS gaming with cocos2dPrepared by Ngo Duc HiepCopyright 2011 PTT Solution ., JSC. All rights reserved.Hanoi, May 2011

2. iOS game enginescocos2dSparrowGalaxyoolong

3. iOS game enginesGame saladCoronaUnityiTorque

4. iOS game engineshttp://maniacdev.com/2011/01/open-source-and-commercial-ios-game-engine-listings-updated/http://maniacdev.com/2009/09/the-commercial-iphone-game-engine-comparison-3d-and-2d/

5. cocos2d gamesTap Pet Hotel: #1 FreeZombie Farm: #6 FreeTap Zoo: #2 FreeiStunt 2: #6 Free

6. cocos2d gamesZombieSmash: #1 PaidAir Penguin: #1 PaidTrainyard: #2 PaidFishing Frenzy: #7 Paid

7. cocos2d

8. App workflowSettingsLoadingHomeGame PlayLeaderboard

9. App workflowCCSceneCCDirector: run, push, pop replace scene[[CCDirectorsharedDirector] runWithScene:loading];

10. [[CCDirectorsharedDirector] replaceScene:home];

11. CCTransition: transition between scenesCCLayer

12. CCLayerHandle eventisTouchEnabled_

13. isAccelerometerEnabled_Game controllerMange game entities - CCNode

14. CCNodeRenderable itemCCLayer, CCScene are all nodesFeaturesContains another nodes

15. Schedule timer

16. Play actions

17. Position/rotation/scale/contentSizeCCSpriteSpritesTexture

18. CCNode: CoordinatecontentSize.widthcontentSize.height

19. CCNode: CoordinateanchorPointrotationposition

20. CCNode: Coordinate

21. CCNode: Transformation- (CGAffineTransform)nodeToParentTransform;- (CGAffineTransform)parentToNodeTransform;- (CGAffineTransform)nodeToWorldTransform;- (CGAffineTransform)worldToNodeTransform;- (CGPoint)convertToNodeSpace:(CGPoint)worldPoint;- (CGPoint)convertToWorldSpace:(CGPoint)nodePoint;

22. CCNode: ActionsModify node’s attributes by timeposition/rotation/scale/opacity/gridInterval actions and Instant actions

23. CCNode: ActionsCCMove_CCJump_CCBezier_CCScale_CCRotate_CCFade_

24. CCNode: ActionsTime alter actions:CCEase_

25. CCEaseExponential_

26. CCEaseSine_

27. CCEaseElastic_

28. CCEaseBounce_CCNode: Special actionsCCCallFuncCCCallBlockCCPropertyActionCCFollowCCSequenceCCSpawnCCRepeat

29. CCNode: 3D EffectsCCFlipX3D/CCFlipY3DCCWaves3DCCRipple3DCCSplitRows…

30. CCSprite: Animation

31. CCSprite: Animation

32. CCNode: Scheduler-(void) schedule: (SEL) s interval:(ccTime)seconds;-(void) unschedule: (SEL) s;-(void) pauseSchedulerAndActions;-(void) resumeSchedulerAndActions;

33. Touch DispathcherCCTouchDispathcher-(void) addStandardDelegate:(id) delegate priority:(int)priority;-(void) addTargetedDelegate:(id) delegate priority:(int)priority swallowsTouches:(BOOL)swallowsTouches;-(void) removeDelegate:(id) delegate;

34. Box2D

35. FeaturesRigid bodyFixture: rectangle, circle, poligonJointContact filterContact listenerSimulate world->Step(dt);

36. cocos2d  Box2DBody, joint, fixture user datafor (b2Body* b = world->GetBodyList(); b; b = b->GetNext()){ if (b->GetUserData() != NULL) {CCSprite *actor = (CCSprite*)b->GetUserData();actor.position = CGPointMake( b->GetPosition().x , b->GetPosition().y);actor.rotation = -b->GetAngle() * 180 / M_PI; } }

37. CarCocos2dccCarBodyccCarWheel1ccCarWhell2Box2Db2CarBody

38. b2CarWheel1

39. b2CarWhell2

40. b2CarJoint1

41. b2CarJoint2cocos2d+ext

42. CCNode+extTransform- (CGAffineTransform) nodeToNodeTransform: (CCNode *) node;- (CGAffineTransform) nodeFromNodeTransform: (CCNode *) node;

43. CCNode+extTransformCollision- (CGRect) rect;

44. - (BOOL) isCollideWithNode:(CCNode *) node;CCNode+extTransformCollisionContaining- (BOOL) containsPoint:(CGPoint) loc;

45. - (BOOL) containsTouch:(UITouch *) touch;CCSprite+ext- (CCAction *) animateFramesWithKey:(NSString *) key startIndex:(int) start endIndex:(int) end duration:(float) duration reverse:(BOOL) reverse forever:(BOOL) forever;

46. CCComponentIndependent, portableStates controlData drivenCallbacksPhysics supportComposition

47. CCComponentDataTexture fileTexture def fileComponent def fileStatesChilds

48. CCComponentStatesAnimate framesRotate ScaleFade

49. CCComponentLion_jump_1.pngLion_jump_2.pngLion_jump_4.pngLion_jump_3.png