iPhone game programming with Cocos2D

Transcript

1. iPhone spillutvikling med Christian Stigen Larsen, CODE

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13. • iOS

14. • iOS • Cocos2D + fysikkmotorer

15. • iOS • Cocos2D + fysikkmotorer • Spill i Objective-C

16. iOS

17. iOS Devices

18. iOS Devices

19. iOS Devices

20. iOS Devices

21. iOS SDK

22. iOS SDK Core OS

23. iOS SDK Core OS Core Services

24. iOS SDK Core OS Core Services Media Layer

25. iOS SDK Core OS Core Services Media Layer Cocoa Touch

26. iOS SDK Cocos2D Core OS Core Services Media Layer Cocoa

    Touch

27. Cocos2D konsepter

28. Cocos2D konsepter • Sprites + actions

29. Cocos2D konsepter • Sprites + actions • Layers

30. Cocos2D konsepter • Sprites + actions • Layers • Scenes

31. Cocos2D konsepter • Sprites + actions • Layers • Scenes

    • Director

32. Cocos2D konsepter • Sprites + actions • Layers • Scenes

    • Director • Fysikkmotor

33. Sprites

34. Sprites

35. Sprites

36. Sprites

37. Sprites

38. Sprites

39. Sprites

40. Sprites

41. Sprites

42. Sprites

43. Sprites

44. Layers

45. Layers

46. Layers

47. Layers

48. Layers

49. Layers

50. Layers

51. Layers

52. Layers

53. Layers

54. Layers

55. Layers

56. Layers

57. Layers

58. Layers

59. Scenes

60. Scenes Hovedmeny

61. Scenes Hovedmeny Level 1 ... n

62. Scenes Hovedmeny Level 1 ... n Game Over

63. Director Hovedmeny Level 1 ... n Game Over

64. Director Hovedmeny Level 1 ... n Game Over

65. Director Hovedmeny Level 1 ... n Game Over

66. Director Hovedmeny Level 1 ... n Game Over

67. Fysikkmotor

68. Fysikkmotor • Chipmunk

69. Fysikkmotor • Chipmunk • Box2D

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72. Objective-C

73. Objective-C Krasjkurs

74. Objective-C Krasjkurs

75. Objective-C Krasjkurs • C + Smalltalk

76. Objective-C Krasjkurs • C + Smalltalk • Reference counting

77. Objective-C Krasjkurs • C + Smalltalk • Reference counting •

    Xcode og llvm

78. Metodekall Krasjkurs

79. Metodekall Krasjkurs [objekt metodeNavn];

80. Metodekall Krasjkurs [objekt metodeNavn];

81. Metodekall Krasjkurs [objekt metodeNavn]; [objekt metodeNavn:param1];

82. Metodekall Krasjkurs [objekt metodeNavn]; [objekt metodeNavn:param1]; [sprite showInLayer:layer1 x:100 y:200

    scaleBy:2.0f];

83. Instansiering Krasjkurs

84. Instansiering Krasjkurs Bird *b = [[Bird alloc] initWithSpeed:speed andSprite:sprite];

85. Instansiering Krasjkurs Bird *b = [[Bird alloc] initWithSpeed:speed andSprite:sprite];

86. Instansiering Krasjkurs Bird *b = [[Bird alloc] init];WithSpeed:speed andSprite:sprite];

87. Instansiering Krasjkurs Bird *b = [[Bird alloc] initWithSpeed:speed andSprite:sprite];

88. Instansiering Krasjkurs Bird *b = [[Bird alloc] initWithSpeed:speed andSprite:sprite]; [b

    release];

89. Klasser Krasjkurs

90. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

91. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

92. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

93. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

94. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

95. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

96. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

97. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

98. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

99. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

    float speed; } -(CCSprite*) getSprite; -(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

100. Klasser Krasjkurs @interface Bird : NSObject { @public CCSprite *sprite;

     float speed; } -(CCSprite*) getSprite; +(float) getSpeed; -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s; @end

101. Implementasjon Krasjkurs

102. Implementasjon Krasjkurs @implementation Bird -(CCSprite*) getSprite { return sprite; }

     @end

103. Implementasjon Krasjkurs @implementation Bird -(CCSprite*) getSprite { return sprite; }

     @end

104. Implementasjon Krasjkurs @implementation Bird -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s { self =

     [super init]; if ( self ) { speed = v; sprite = s; } return self; } @end

105. Implementasjon Krasjkurs @implementation Bird -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s { self =

     [super init]; if ( self ) { speed = v; sprite = s; } return self; } @end

106. Implementasjon Krasjkurs @implementation Bird -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s { self =

     [super init]; if ( self ) { speed = v; sprite = s; } return self; } @end

107. Implementasjon Krasjkurs @implementation Bird -(Bird*) initWithSpeed:(float)v andSprite:(CCSprite*)s { self =

     [super init]; if ( self ) { speed = v; sprite = s; } return self; } @end

108. BumblePop

109. BumblePop

110. Startup av app

111. Startup av app iOS

112. Startup av app - (void) applicationDidFinishLaunching:(UIApplication*)app iOS

113. Startup av app - (void) applicationDidFinishLaunching:(UIApplication*)app

114. Startup av app - (void) applicationDidFinishLaunching:(UIApplication*)app { window = [[UIWindow

     alloc] initWithFrame:/* ... */]; // ... CCDirector *director = [CCDirector sharedDirector]; [director setAnimationInterval:1.0/60]; [director setDisplayFPS:YES]; // ... [[CCDirector sharedDirector] runWithScene:[HelloWorldLayer scene]]; } - (void) applicationDidFinishLaunching:(UIApplication*)app

115. Startup av app - (void) applicationDidFinishLaunching:(UIApplication*)app { window = [[UIWindow

     alloc] initWithFrame:/* ... */]; // ... CCDirector *director = [CCDirector sharedDirector]; [director setAnimationInterval:1.0/60]; [director setDisplayFPS:YES]; // ... [[CCDirector sharedDirector] runWithScene:[HelloWorldLayer scene]]; } - (void) applicationDidFinishLaunching:(UIApplication*)app

116. Startup av layer

117. Startup av layer -(id) init { if ( (self=[super init])

     ) { game = [[Game alloc] init]; [self schedule:@selector(nextFrame:)]; CCSprite *bee = [CCSprite spriteWithFile: @"BumbleBee40.png"]; [self addChild:bee]; // ... }

118. Startup av layer -(id) init { if ( (self=[super init])

     ) { game = [[Game alloc] init]; [self schedule:@selector(nextFrame:)]; CCSprite *bee = [CCSprite spriteWithFile: @"BumbleBee40.png"]; [self addChild:bee]; // ... }

119. Startup av layer -(id) init { if ( (self=[super init])

     ) { game = [[Game alloc] init]; [self schedule:@selector(nextFrame:)]; CCSprite *bee = [CCSprite spriteWithFile: @"BumbleBee40.png"]; [self addChild:bee]; // ... }

120. Startup av layer -(id) init { if ( (self=[super init])

     ) { game = [[Game alloc] init]; [self schedule:@selector(nextFrame:)]; CCSprite *bee = [CCSprite spriteWithFile: @"BumbleBee40.png"]; [self addChild:bee]; // ... }

121. Startup av layer CCLabelTTF *score; score = [CCLabelTTF labelWithString:@"Score: ?"

     fontName:@"Marker Felt" fontSize:22];

122. Neste bilde -(void) draw { // Kun TEGNING, ingen oppdatering

     av state } - (void) nextFrame:(ccTime)dt { // Kun oppdatering av STATE }

123. Bevegelse

124. Bevegelse cloud.position = ccp( cloud.position.x - 10*dt, cloud.position.y);

125. Bevegelse cloud.position = ccp( cloud.position.x - 10*dt, cloud.position.y); -10 px/sec

126. Touch

127. Touch - (void)ccTouchMoved:(UITouch *)touch withEvent:(UIEvent *)event { CGPoint location =

     [self convertTouchToNodeSpace: touch]; beeDestination = location; }

128. Målbevegelse

129. Målbevegelse [self moveTowards:bee :&beeDestination :2*dt]; - (void) moveTowards: (CCSprite*)from: (CGPoint*)to:

     (float)amount { float dx = to->x - from.position.x; float dy = to->y - from.position.y; dx *= amount; dy *= amount; from.position = ccp(from.position.x + dx, from.position.y + dy); }

130. Målbevegelse [self moveTowards:bee :&beeDestination :2*dt]; - (void) moveTowards: (CCSprite*)from: (CGPoint*)to:

     (float)amount { float dx = to->x - from.position.x; float dy = to->y - from.position.y; dx *= amount; dy *= amount; from.position = ccp(from.position.x + dx, from.position.y + dy); }

131. Målbevegelse [self moveTowards:bee :&beeDestination :2*dt]; - (void) moveTowards: (CCSprite*)from: (CGPoint*)to:

     (float)amount { [from runAction: [CCMoveTo actionWithDuration:1.0f position:*to]]; }

132. Fugler

133. Fugler // Move ALL birds with their given speed for

     ( Bird *p in birds ) [self moveTowards:p->sprite :&beeDestination :p->speed*dt];

134. Kollisjon

135. Kollisjon -(void) beeHitBy:(CCSprite*)bird { CGRect beeBox = [bee boundingBox]; CGRect

     birdBox = [bird boundingBox]; if ( CGRectIntersectsRect(beeBox, birdBox) ) [self killBee]; }
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138. Oppsummering • iOS • Cocos2D + fysikkmotorer • Spill i

     Objective-C

139. Takk!