04_오픈지엘API.key

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1 4. API. API. API..,.. 1

2 ,, ISO/IEC JTC1/SC24, Working Group ISO " (Architecture) " (API, Application Program Interface) " (Metafile and Interface) " (Language Binding) " (Validation Testing and Registration)" 2

3 (Host Machine Independence). (Device Independence). (Programming Language Independence). (Operator Portability). 3

4 (Primitives) (Point), (Line), (Fill Area), (Poly Line), (Poly Marker), (Character),, (Round Cap), (Butt Cap), (Projection Cap) (Round Join), (Bevel Join), (Miter Join) (Filled Polygon), (Gradation),, 4

5 5

6 6

7 ISO GKS(, Graphical Kernel System, 1977). 2. GKS-3D (Virtual Level),,, PHIGS(Programmer's Hierarchical Interactive Graphics System). CAD 3 (Modeling), (Viewing) = (Structure) (Traversal) (, CTM, Current Transformation Matrix) + CSG, 7

8 API PHIGS, GKS = API API 8

9 API (Scene Description Language) Camera { center { } ( ) direction { } ( ) } Lights { numlights 1 1 DirectionalLight { direction { } (0.5, 0.5, 0.5) color { } } } Background { color { } } Group { numobject 2 2 Material {0.0, 0.0, 1.0} Sphere {2.0} 2 Transform { Translate {1.0, 0.0, 0.0} x 1.0 Scale {0.3, 0.3, 0.3} x, y, z 0.3 Material {1.0, 0.0, 0.0} Sphere {2.0} 2 } } 9

10 API (Scene Graph) API(High level graphic API) (open Inventor) VRML Java3D Cocos2d 10

11 Cocos3d 11

12 Scene Graph General data structure used in vector based graphics editing application or games. Acrobat 3D, AutoCAD, VRML, Open Inventor, X3D, OpenSG,.. Hierarchy of every Cocos2d NODE that's currently active. Every node has exactly one parent node, except the scene itself, and can have any number of child nodes. General technique on high level graphics system or game programming

13 Scene Graph CCScene CCNode CCSprite CCSprite CCSprite CCLabel CCMenu

14 CCNode

15 CCNode CCNode

16 CCNode CCNode CCSprite

17 CCNode CCNode CCSprite

18 CCNode CCNode add child CCSprite

19 CCNode CCNode add child CCSprite

20 CCNode CCNode add child CCSprite CCLabel

21 CCNode CCNode add child CCSprite CCLabel

22 CCNode CCNode Score: 210 add child CCSprite CCLabel

23 CCNode CCNode Score: 210 LIFE : 3 add child CCSprite CCLabel

24 CCNode CCNode Score: 210 LIFE : 3 add child CCSprite CCLabel

25 CCNode CCNode Score: 210 LIFE : 3 add child CCSprite CCLabel..

26 CCNode CCNode Score: 210 LIFE : 3 add child CCSprite CCLabel..

27 CCNode CCNode Score: 210 LIFE : 3 add child CCSprite CCLabel..

28 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel..

29 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode

30 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode

31 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite

32 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite

33 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

34 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

35 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

36 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

37 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

38 CCNode Score: 210 LIFE : 3 add child CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

39 CCNode Score: 210 LIFE : 3 CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

40 CCNode Score: 210 LIFE : 3 CCNode.. CCSprite CCLabel.. CCNode CCSprite CCSprite..

41 CCNode Score: 210 LIFE : 3 CCNode.. remove child CCSprite CCLabel.. CCNode CCSprite CCSprite..

42 CCNode Score: 210 LIFE : 3 CCNode.. remove child CCSprite CCLabel.. CCNode CCSprite CCSprite..

VRML #VRML V2.0 utf8 Shape { appearance Appearance { material Material { } } geometry Sphere { radius 1.2 } } Shape { appearance Appearance { material Material { } } geometry Cylinder { radius 0.

43 VRML #VRML V2.0 utf8 Shape { appearance Appearance { material Material { } } geometry Sphere { radius 1.2 } } Shape { appearance Appearance { material Material { } } geometry Cylinder { radius 0.3 height 5.0 top FALSE } } Transform { translation children { Shape { appearance Appearance { material Material { } } geometry Cylinder { radius 0.3 height 5.0 top FALSE ] 16

44 VRML 17

45 18

46 19

47 API 20

48 21

49 22

50 23

51 API - DirectX from Microsoft: ( ) Inventor, VRML, Java3D, Cocos2d API 24

52 (Generality),,. (Performance)... (Orthogonality).. (Completeness) ARB. (Interoperability) A B - (Client-Server Model).. 25

53 GPU CPU. Ex. 26

54 = 27

55 drawline((1, 0), (3, 0), 3, 4, (255, 0, 0)); drawline((3, 0), (2, 5), 3, 4, (255, 0, 0)); drawline((2, 5), (1, 0), 3, 4, (255, 0, 0)); setlinestyle(2); setlinewidth(4); setlinecolor(255, 0, 0); drawline((1, 0), (3, 0)); drawline((3, 0), (2, 5)); drawline((2, 5), (1, 0)); Current State 28

56 ,, 29

57 glcolor3f(1.0, 1.0, 1.0); GL_CURRENT_COLOR (1.0, 1.0, 1.0). glpointsize(0.5); gllinewidth(5); glshademodel(gl_smooth); float MyColor[3]; glgetfloatv(gl_current_color, MyColor); glenable(gl_lighting); gldisable(gl_lighting); 30

58 float: C/C++, GLfloat: GL 31

59 API. 3 glvertex3f( ), 2 glvertex2f( ) 32

60 (GL: OpenGL Core Library) (GLU: OpenGL Utility Library) 50. GL,, 2, GL (GLUT: OpenGL Utility Toolkit) 33

61 The OpenGL Utility Toolkit GLUT OpenGL, OpenGL API C/C++/Ada/FORTRAN GLUT Mark Kilgard Mark Kilgard glut FreeGLUT glut 34

62 GLUT : (Window) : 35

63 GLUT

64 37

65 GLUT : (Window) : 38

66 macos glut 39

67 (Lab) 40

68 GLUT deprecation 41

69 42

70 #2 4 43

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11111111111111111111111111111111111111111111111111111111111111111111111111111 서울시 금천구 가산동 448 대륭테크노타운 3차 301호 전화 : (02)838-0760 팩스 : (02)838-0782 메일 : support@gyrosoft.co.kr www.gyrosoft.co.kr www.gyro3d.com 매뉴얼 버전 : 1.00 (발행 2008.6.1) 이 설명서의 어느 부분도 자이로소프트(주)의 승인 없이 일부 또는 전부를 복제하여