behind the camera
TRANSCRIPT
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Making Movies
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Making Movies
Concept
Storyboarding
Sound
CharacterDevelopment
Layout andlook
Effects
Animation
Lighting
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Concept
Nothing gets in the way of the story
John Lasseter (Pixar)
S
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Story-boarding
Explicitly define Scenes
Camera shots Special effects
Lighting
Scale
Used as guide byanimators
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Sound
Voice recording of talent completed beforeanimation begins
Animations must match the voice over
A puppeteer once told me that the voice makes or
breaks a character
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Character Development
300 Drawings
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Character Development
40 Sculptures
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ComputerModels
Character Development
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Build scenery
Match colors
Layout & Look
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Matchmoving
CG camera must exactly match the real camera
Position
Rotation Focal length
Aperature
Easy when camera is instrumented Hard to place CG on moving objects on film
Match
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Match-moving
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Matchmoving
Known patterns in live action made it easier totrack furniture, wall paper
2D 3D conversion in Maya
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Shooting Film For CG
Actors practice with maquettes (small scalemodels)
Maquettes replaced with laser dots lasers on when camera shutter is closed
After each take, three extra shots chrome ball for environment map for Stuarts eyes
white and gray balls for lighting info
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Matchmoving
Film scanned
Camera tracking data retrieved
3D Equalizer + Alias Maya to prepare (register) thedigital camera
Once shot is prepared, 2D images rendered andcomposited with live action
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Water
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Particle
Sim andIndentation
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Tools
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Compositing
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Compositing
Lighting
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Facial Animation
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Facial Animation
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Fur
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Cloth
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Buttons and Creases
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Texture
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Companies
Pixar
Disney
Sony Imageworks
Industrial Light and
Magic (ILM) Rhythm and Hues
Pacific Data Images(PDI)
Dreamworks SKG
Tippett Studios Angel Studios
Blue Sky
Robert Abel andAssociates
Giant Studios
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Toy Story (1995)
77 minutes long; 110,064 frames
800,000 machine hours (91 years!) of rendering
1 terabyte of disk space 3.5 minutes of animation produced each week
(maximum)
Frame render times: 45 min 20 hours
110 Suns operating 24-7 for rendering
300 CPUs
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Toy Story
Texture maps on Buzz: 189 (450 to show scuffs and dirt)
Number of animation knobs Buzz 700
Woody 712 Face 212 Mouth 58
Sids Backpack 128
Number of leaves ontrees 1.2 mil
Number of shaders 1300
Number of storyboards 25,000
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Toy Story 2
80 minutes long, 122,699frames
1400 processor render farm
Render time of 10 min to 3
days Direct to video film
Software tools
Alias|Wavefront
Amazon Paint
RenderMan
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Newman!
Subdivision-surfaces
Polygonal hair (head)
Texture mapped on arms
Sculpted clothes
Complex shaders
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Devils in the Details
Render in color
Convert to
NTSC B/W
Add film effects
Jitter Negative
scratches
Hair Static
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Images
Shadows?
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Images
I
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Images
St t Littl
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Stuart Little
500 shots withdigital character
6 main challenges Lip sync
Match-move (CGto live-action)
Fur
Clothes
Animation tools
Rendering, lighting, compositing
St t Littl
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Stuart Little
100+ people worked on CG
32 color/lighting/composite artists
12 technical assistants 30 animators
40 artists
12 R&D
St t Littl
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Stuart Little
Final Fantas
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Final Fantasy
http://www.arstechnica.com/wankerdesk/01q3/ff-interview/ff-interview-2.html
Final Fantasy
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Final Fantasy
First ever animated feature to attempt photorealistic CGIhumans
Second biggest box office flop ever (lost over $124M)
Main characters > 300,000 polys
1336 shots
24,606 layers
3,000,000 renders (if only rendered once) typically 5 render revisions
render time per frame = 90 min
Most layers per shot 500 934,162 days of render time on one CPU
they used 1200 CPUs = 778 days of rendering
Final Fantasy
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Final Fantasy
Renderman (Pixar) used for rendering
direct illumination
many hacks to fake global illumination
Maya used for modeling
Hair Modeled is splines
Lighting and rendering complicated as well
Star Wars I
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Star Wars I
The good Jar-Jars ears (cloth
simulation)
Jar-Jars facial animation Sets
Were only as high as thetallest character in the
film Above that was all CG
Was the first interactionbetween CGI and humans
The bad Jar-Jar
Jar-Jar
Jar-Jar Jar-Jar
Making Movies
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Making Movies
Production Team
Production Line
Special Effects
Production Team
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Production Team
Directors
Modelers
Lighting Character Animators
Technical Directors
Render Wranglers Tools Developers
ShaderShader WritersWriters
Effects AnimatorsEffects Animators
Looks TeamLooks Team Security OfficerSecurity Officer
JanitorJanitor
LackeyLackey