본 강연 내용은 무료 모바일 게임 엔진인 프로젝트 아나키 를 기준으로 작성 되었습니다 프로젝트 아나키 포럼(교육 페이지) : http://www.projectanarchy.com/ko/training

1. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
물리 기반 캐릭터 애니메이션
Field Application Engineer
강정훈

2. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Agenda

3. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physics Engine primer

4. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Rigid Body Simulation

5. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physics Shape

6. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Dynamics Simulation

7. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physical properties
gravity

8. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physical Properties
Mass

9. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physical Properties
[Friction Demo]

10. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physical Properties

11. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physical Properties
Inertia Tensor Scaling을
0.001 로 낮은 값으로 지정
하면 충돌로 이후 더욱 빠르게
회전하므로 가벼운 느낌이 난다

12. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Discrete Collision Detection

13. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Discrete vs Continuous

14. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Robust Continuous Physics

15. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Constraint Systems
Ragdoll Constraints
Ball and Socket Constraint

16. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Constraint Systems
Ragdoll

17. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdolls setup in 3dsMax
for Technical Artist

18. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll setting quick workthrough
Rag Doll Toolbox

19. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating the Ragdoll Bones

20. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating the Ragdoll Bones

21. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Use of capsules for limb rigid bodies

22. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Use of capsules for limb rigid bodies

23. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Clipping Problem

24. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Don’t overlap siblings

25. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Penetrations Problem

26. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Mass Distribution
총 질량이 88kg 인 랙돌의 질량 분배 사례
Spine - %22 (20)
Arm - %6 (5.5)
Upper Arm - %45 of arm mass (2.5)
Lower Arm - %45 of arm mass (2.5)
Hand - %10 of arm mass (0.5)
Leg - %13 (11)
Thigh - 45% of leg mass (5)
Calf - 45% of leg mass (5)
Foot -%10 of leg mass (1)
Pelvis - %35 (30)
Head - %5 (5)
20kg
5kg
2.5
5kg 20kg
5kg
2.5

27. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Increase inertia tensors

28. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating Ragdoll Constraints

29. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating Ragdoll Constraints

30. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating Ragdoll Constraints

31. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating Ragdoll Constraints

32. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Half the limits

33. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Collision Filtering

34. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Increase Joint Friction

35. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Creating the Mapping
Unmapped Twist Bones Mapping Twist Bones

36. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Multiple rag-doll setups

37. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll 설정 튜닝 팁

38. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll 설정 튜닝 팁
HCT Preview 툴에서의 Framerate 설정

39. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdolls in the Runtime
for Physics Programmer

40. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll Glitch

41. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Physics character controllers

42. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Penetration Detection /Correction
Ragdoll penetration is detected and corrected (Video , Demo)

43. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Penetration Detection and Correction Demo

44. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize over-reaction

45. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Constraint violation
EaseConstraintsAction (Demo)

46. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize Constraint Separation

47. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize Constraint Separation

48. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize Constraint Separation

49. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize Constraint Separation
Demo

50. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Minimize Constraint Separation

51. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll Best Practices

52. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Ragdoll 관절의 절단
Dismemberment (Demo)

53. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
물리 환경과 캐릭터의 상호작용
GDC2010, “Physics meets animation, Character Stunts in Just Cause 2”

54. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Rope Climbing Demo

55. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
인위적인 모션의 추가

56. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Havok Animation Studio
를 활용한 물리 기반 캐릭터 애니메이션

57. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Rigid Body Ragdoll

58. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Powered Ragdoll

59. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Character Attachment
Ragdoll Attachment

60. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Stagger

61. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Stagger Demo

62. Havok™ Confidential. © Copyright 2013 Havok.com (and its licensors). All Rights Reserved. Confidential Information of Havok.
Thank you