CS4620/5620 Introduction to Computer Graphics

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1 CS4620/5620 Introduction to Computer Graphics Prof. Steve Marschner Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 1

2 Computer graphics The study of creating, manipulating, and using visual images in the computer. Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 2

3 Topics in graphics Imaging 2D: photography, image processing, compositing 3D: texture mapping, volume imaging Modeling 2D: page description (e.g. PDF), typography, user interfaces 3D: objects, characters, scenes Rendering 2D: drawing shapes, motion blur, simulating art materials 3D: realistic rendering; non-photorealistic rendering Animation 2D: user interfaces, titles, 2D animated films, 2D games 3D: technical illustration, animation, visual effects, games Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 3

4 2D imaging Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 4

5 Alexandre Buisse Cornell CS6640 Fall

6 Alexandre Buisse Cornell CS6640 Fall

7 Do I need a wide angle lens? Cornell CS6640 Fall

8 Cornell CS6640 Fall 2012

9 [Chuang et al website] 9 Cornell CS6640 Fall 2012

10 2D modeling Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 10

11 design: Believe in for Fontsmith Communication Arts gallery

12 Pavithra Solai, kint.io

13 2D animation Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 13

14 Thibault de Fournas From Paper to Screen

15 Playdead Limbo (2010) Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 15

16 Polytron Fez (2010) Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 16

17 2D rendering Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 17

18 Daichi Ito et al. Eazel Adobe Research

19 Google Maps Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 19

20 3D imaging Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 20

21 Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 21

22 3D modeling Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 22

23 U. of Utah Alpha 1 Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 23

24 Richard Fox, rfoxart.com

25 3D animation Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 25

26 Simulated deformation of citrate synthase during substrate binding Kalju Kahn, UCSB Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 26

27 Blender Foundation Sintel animation test Unreal Engine 4 documentation Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 27

28 Pixar Toy Story Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 28

29 Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 29

30 3D rendering Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 30

31 Pixar The Blue Umbrella (2013) Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 31

32 The Hobbit: An Unexpected Journey (New Line Cinema, 2012) visual effects by Weta Digital Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 32

33 Crytek Crysis 3 (2013) Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 33

34 Quantic Dream Two Souls (2013) screenshot: videogamer.com Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 34

35

36 Autodesk 360 Cloud Render

37 Autodesk 360 Cloud Render

38 2017 Steve Marschner Cornell CS4620/5620 Spring 2017 Lecture 1 38 IKEA rendered catalog image (2012)

39 [Walter et al. 2005] model: University of Bristol Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 39

40 Digital Michelangelo Project Marc Levoy, Stanford Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 40

41 Computer graphics Mathematics made visible. Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 41

42 Or, to paraphrase Ken Perlin... Computer graphics What you need to show other people your dreams. Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 42

43 Introductions Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 43

44 Steve Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 44

45 Translucent materials Diffuse milk Skim milk Whole milk

46 Digital characters [New Line Productions] Gollum from The Lord of the Rings: hair and skin are two major rendering challenges in film effects

47 Rendering hair [Khungurn & Marschner 2017] a = 1.0 a = 1.2 a = 1.5

48 [Kaldor et al. 2008]

49 Modeling knit cloth [Yuksel et al. 2012] Stitch Mesh Final Result Photo Reference Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 49

50 [Zhao et al. 2012] Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 50

51 Eston Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 51

52 [Schweickart et al. (submitted)] Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 52

53 Pramook Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 53

54 [Khungurn et al. (submitted)] Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 54

55 course overview Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 55

56 Course mechanics Web Teaching Assistants (5 PhD/MS/MEng, 6 ugrad) Eston Schweickart, 4620 Head TA Pramook Khungurn, 4621 Head TA Albert Liu, grad TA Zechen Zhang, grad TA Eric Lin, grad TA James Noeckel Kristen Crasto Henry Chen Olivia Dawd Linda Liu Nicolas Kuhn de Chizelle and more! Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 56

57 In CS4620/5620 You will: explore fundamental ideas learn math essential to graphics implement key algorithms write cool programs learn the basics of OpenGL You will not: write very big programs Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 57

58 Topics Images, image processing, color science Modeling in 2D and 3D Rendering 3D scenes (using ray tracing and using the GPU) Geometric transformations The graphics pipeline Animation Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 58

59 CS4620 Prerequisites Programming ability to read, write, and debug small Java programs (10s of classes) understanding of very basic data structures no serious software design required Mathematics vector geometry (dot/cross products, etc.) linear algebra (just basic matrices in 2-4D) basic calculus (simple derivatives) graphics is a good place to pick up some, but not all, of this Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 59

60 In CS4621 You will also: do assignments that go deeper into OpenGL and WebGL propose and implement an independent group project learn a lot more about OpenGL and WebGL architecting good-sized interactive programs working effectively in software teams graphics topics of your choosing! First CS4621 meeting this Friday! Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 60

61 Workload CS 4620/ assignments (written + programming) 1 free late assignment (up to 1 week), else 10% per day 2 exams (midterm + final) CS 4621/ or 3 programming assignments one open-ended project Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 61

62 Textbook Marschner & Shirley Fundamentals of Computer Graphics third edition Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 62

63 More books Steven Gortler Foundations of Computer Graphics first edition OpenGL Programming Guide (a.k.a. the "Red Book") Older version available online: GLSL Shading Language (a.k.a. the "Orange Book") Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 63

64 Academic Integrity Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 64

65 Course mechanics Web Teaching Assistants (5 PhD/MS/MEng, 6 ugrad) Eston Schweickart, 4620 Head TA Pramook Khungurn, 4621 Head TA Albert Liu, grad TA Zechen Zhang, grad TA Eric Lin, grad TA James Noeckel Kristen Crasto Henry Chen Olivia Dawd Linda Liu Nicolas Kuhn de Chizelle and more! Cornell CS4620/5620 Spring 2017 Lecture Steve Marschner 65

Cornell CS4620 Fall 2011!Lecture Kavita Bala (with previous instructors James/Marschner) Cornell CS4620 Fall 2011!Lecture 1.

Cornell CS4620 Fall 2011!Lecture Kavita Bala (with previous instructors James/Marschner) Cornell CS4620 Fall 2011!Lecture 1. Computer graphics: The study of creating, manipulating, and using visual images in the computer. CS4620/5620: Introduction to Computer Graphics Professor: Kavita Bala 1 2 4 6 Or, to paraphrase Ken Perlin...

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