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3D4 Computer Aided Design Prof. Francis Neelamkavil Dr. John Dingliana Computer Aided Design Exam : Section A (4 questions) FN Section B (3 questions) JD Answer at least two from each part Coursework : 20% of final mark (14% FN, 6% JD) Assessed at weekly labs Attempt all assignments

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3d4 computer aided design

3D4Computer Aided Design

Prof. Francis Neelamkavil

Dr. John Dingliana

computer aided design
Computer Aided Design
  • Exam:
    • Section A (4 questions) FN
    • Section B (3 questions) JD
    • Answer at least two from each part
  • Coursework:
    • 20% of final mark (14% FN, 6% JD)
    • Assessed at weekly labs
    • Attempt all assignments
  • Pass both exam and coursework in order to pass the course
3d computer graphics

3D Computer Graphics

John Dingliana

Image Synthesis Group

Computer Science

http://isg.cs.tcd.ie/dingliaj/3d4ii

course overview
Course Overview
  • 3D Graphics
    • The 3D Graphics Pipeline:
      • Modelling
      • Viewing
      • Projection
      • Rasterization
    • Introduction to OpenGL
  • Image Synthesis
    • Light and Shading in Computer Graphics
    • Ray tracing
3d4 part ii
3D4 part ii
  • Assessment
    • 3 Questions in the exam (answer at least 2)
    • 30% of Practical Mark
  • For More Information:

John.Dingliana@cs.tcd.ie

3.18 Oriel House

Computer Science Department

ext. +3679

http://isg.cs.tcd.ie/dingliaj/3d4ii

recommended texts
Recommended Texts
  • Computer Graphics - Using OpenGL (Second Edition) – F.S. Hill
  • Computer Graphics - C Version (Second Edition) - Donald Hearn, M. Pauline Baker
computer graphics
Computer Graphics
  • “Computer Graphics is concerned with producing images (or animations) using a computer.”

rendering

modeling

DISPLAY

WORLD

MODEL

slide10

Modeling And Rendering

© Walt Disney and TSL

slide11

Wireframe Model

Skeletal Model

Muscle Model

© Walt Disney and TSL

Hair

Render and Touch up

Skin

slide12

Spacewars: first computer graphics game (MIT 1961)

Whirlwind: early graphics using VectorScope (1951)

first CAD system (IBM 1959)

SketchPad: first interactive graphics (1961)

slide13

Early texture-mapped image (Catmull 1974)

First bump-mapped images (Blinn 1978)

First ray traced image (Whitted 1980)

First distributed ray traced image (Cook 1984)

slide14

Westworld (1973)

First production movie to feature computer graphics.

Used in various graphics displays within the Westworld center.

slide16

Tron (1980)

First time computer graphics were used for

live action sequences.

slide17

Star Trek II: The Wrath of Khan, genesis effect (1983)

The Last Starfighter (15 minutes) (1982)

movies
Movies

Fully computer generated animated features

movies20
Movies

Special Effects… in Live Action Cinema

movies21
Movies
  • “Traditional” Animated Features…
  • Some examples:
  • Automating Keyframing in many Disney-type animations
  • The flocking behaviour of the wilderbeest in Lion King
  • Non photorealistic rendering: 3D effects in Futurama
slide22

Behind the scenes on Antz Production

Number of frames in the movie

119,592

Number of times the movie was rendered during production

15 (approx.)

Number of feet of approved animation produced in a week

107 ft.

Total number of hours of rendering per week

275,000 hrs.

Average size of the frame rendered

6 MB

Total number of Silicon Graphics servers used for rendering

270

Number of desktop systems used in production

166

Total Number of processors used for rendering

700

Average amount of memory per processor

256 MB

Time it would have taken to render this movie on 1 processor

54 yrs., 222 days, 15 mins., 36 secs.

Amount of storage required for the movie

3.2 TB

Amount of frames kept online at any given time

75000 frames

Time to re-film out final cut beginning to end

41.5 days (997 hrs.)

user interfaces
User Interfaces

CAVE: Immersive and Interactive 3D enironement

B205 Control Console (1960)

3D Studio MAX

medicine and virtual surgery
Medicine and Virtual Surgery

The Visible Human project

cg applications 1
CG Applications (1)
  • Art, Entertainment, Publishing
    • Movie Production, Animation and Special Effects
    • Computer Games
    • Browsing the web
    • Slide, Book and Magazine Design
    • Multimedia
cg applications 2
CG Applications (2)
  • Computer Graphics and Image Processing
  • Scientific Analysis and Visualization
  • Simulations
  • Computer Aided Design
    • Electrical Circuit Design
    • Architecture
related disciplines
Related Disciplines

Data

Processing

DATA

Computer

Vision

Computer

Graphics

IMAGES

Image

Processing

interdisciplinary
Interdisciplinary
  • Science
    • Physics: light, color, appearance, behaviour
    • Mathematics: Curves and Surfaces, Geometry and Perspective
  • Engineering
    • Hardware: graphics media and processors, input and output devices
    • Software: graphics libraries, window systems
  • Art, Perception and Esthetics
    • Color, Composition, Lighting, Realism
graphics and the computer engineer
Graphics and the Computer Engineer
  • Knowledge of the Interdisciplinary Background to Graphics Related Problems
  • Ability to Implement Computer Solutions based on interdisciplinary techniques in computer systems
  • Knowledge of existing hardware and software frameworks for Computer Graphics applications
  • Optimization! Realism/Fidelity vs Speed
subtopics
Subtopics
  • Modelling
  • 2D Graphics
  • 3D Graphics
  • Image Synthesis
    • Ray-tracing, Radiosity
  • Image Processing
  • Animation
    • Key Frame animation
    • Physically Based Simulation
    • Real-time Interactive Animation
image synthesis group
Image Synthesis Group

Computer graphics research in Trinity College

Graphics & perception

Virtual Dublin

Characters & Crowds

Image Synthesis

Adaptive Simulation

Virtual Reality