Lecture 1 cad [compatibility mode]
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Transcript of Lecture 1 cad [compatibility mode]
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IntroducCAD/ CACAD/ CA
ction to M & CIMM & CIM
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CAD: It can be definedsystems to assist in theyanalysis or optimisation
CAM: It can be definedsystems to plan, may p ,operations of a manudirect or indirect comppplants production resour
as the use of computere creation, modification,, ,of a design
as the use of computernage and control thegfacturing plant through
puter interface with theprces
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A CIM architecture isstructure that enablesstructure that enablesintegrate information andaccomplishes this first byintegration will take; andinterfaces between the usthis integration functionthis integration function.
an information systemss industrial enterprisess industrial enterprisesd business processes Itestablishing the directionsecond, by defining the
sers and the providers of
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CoIntroduction to
omputer Graphics
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I t f C tImpact of Computer
M ’ LMoore’s LawPower of a CPU doubles eyearsyears
rs
every 18 months / 2
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I t f Vid GImpact of Video GamNumber of transistors on GPNumber of transistors on GP
Three times Moore’s Law
Worldwiderevenues
$7 Billion Man $5.6
mesPU doubles each 6 monthsPU doubles each 6 months
Col Steve AustinCol. Steve Austin
Retro flashback???6 Billion Man
Retro flashback???Lee Majors
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I t f Vid GImpact of Video Gam
ButBut…Video game sales is roughofficeofficeAmericans bought $20.2 b2006Total revenues to movie stgame revenues
mes
hly same as Hollywood box
billion in VCRs and DVDs in
tudios is 5 times total video
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F t f C lFuture of Consoles33 million PS2s (in 2002)33 million PS2s (in 2002)3.9 million Xboxes (in 2002
MSFT still losing lots of $$ pMSFT still losing lots of $$ pPredicted 200 million PDA/
Do you believe it?y
2)per consoleper console/Cell game players in 2005
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Universe: GamesUniverse: Games
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Universe: MoviesUniverse: Movies
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Universe: IndustriUniverse: Industriialial
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Universe: VisualizUniverse: Visualizzationzation
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Universe: AdvertisUniverse: Advertissingsing
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Universe: FunUniverse: Fun
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Universe: ArtUniverse: Art
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G hi A li tiGraphics Applicatio
Entertainment: Cinema
Pixar: Monster’s Inc.
ons
Square: Final Fantasyq y
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E t t i tEntertainment
Final Fantasy (Square, USA)
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E t t i tEntertainment
A B ’ LifA Bug’s Life (Pixar)
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G hi A li tiGraphics ApplicatioMedical Visualization
MIT: Image-Guided Surger
onsThe Visibble H
uman Pro
ry Project
oject
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G hi A li tiGraphics Applicatio
Everyday UseMicrosoft’s OS uses gragGraphics visualizations aVisualize complex softwa
ons
aphics pand debuggersare systems
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E dEveryday use
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E dEveryday use
Window system and large-screen interaction mmetaphors (François Guimbretière)
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G hi A li tiGraphics Applicatio
Scientific Visualization
ons
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S i tifi Vi li tScientific Visualizat
Airflow around a Harrier Jet (NASA Ames)
tition
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G hi A li tiGraphics Applicatio
Computer Aided Design
ons
(CAD)
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G hi A li tiGraphics Applicatio
TrainingTraining
Designing Effective Step-By-Step Assembly In
ons
nstructions (Maneesh Agrawala et. al)
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Graphics A li tiApplications
Entertainment: Games
GT Racer 3
Polyphony Digital: Gran Turismo 3, A Spec
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GGames
Circus Atari (Atari)
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Ed tiEducation
Outside In (Geometry Center, University of f Minnesota)
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Th B iThe Basics
Computer graphics: generaworld represented in a compMain tasks:Main tasks:
modeling: (shape) creating anof objects in the 3D worldrendering: (light, perspective) objectsanimation: (movement) descrianimation: (movement) descritime
ating 2D images of a 3D puter.
nd representing the geometry
generating 2D images of the
bing how objects change inbing how objects change in
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Wh St d C tWhy Study Comput
Graphics I like to see what I’m doingI like to show people what I’mI like to show people what I m
Graphics is interestingInvolves simulation, AI, algorito es s u at o , , a go t
I’ll never get an Oscar for mBut maybe I’ll get one for my C
Graphics is fun
t G hi ?ter Graphics?
doingdoing
thms, architecture…t s, a c tectu e
my actingCG special effects
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P tiPerspective
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Light Stage – 2002USC Institute forUSC, Institute forCreative Technologies