3D modeling - Informatica Umanistica
25/02/2014
Corso di Laurea in Informatica Umanistica
AA 2013-2014
Modellazione 3D
Marco Tarini
General info
Marco Tarini
Google for “marco tarini”, 1st page
Follow “teaching” (bottom)
Follow “Modelling 3D”:
course page: materials, slides, links, announcements.
Follow “contact” (bottom)
Mail, tel, etc…
Marco Tarini - Pisa - A A 2013/2014
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3D modeling - Informatica Umanistica
25/02/2014
Intro
3D modelling
3D modelers
3D models
3D Model
A mathematical
representation
of a 3D object
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3D modeling - Informatica Umanistica
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Which 3D objects
are modelled?
Any!
a spoon
a house
a bicycle
a (live) cat
a volcano
a tree
a forest
geographical Europe
a window glass
snow falling
a solar system
a melecule
a spaceship
an explosion
a piece of garment
a spider web
a flame
…
3D models categorization:
Application domain
Cultural Heritage
Medicine
Architecture
Advertisement
Manufacturing
industry
e.g. CAD
Marco Tarini - Pisa - A A 2013/2014
Telecommunications
Scientific
visualization
Virtual Reality
Entrainment
Cinema
Video games
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3D modeling - Informatica Umanistica
25/02/2014
Application domain:
Cultural Heritage
Application domain:
Cultural Heritage
Cultural Heritage
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3D modeling - Informatica Umanistica
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Application domain:
Medicine
Diagnosis support
Training
Monitoring
Simulation
Research
3D models categorization:
Application domain
Cultural Heritage
Medicine
Architecture
Advertisement
Manufacturing
industry
e.g. CAD
Marco Tarini - Pisa - A A 2013/2014
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3D modeling - Informatica Umanistica
25/02/2014
Application domain:
Games
3D models categorization:
Application domain
Cultural Heritage
Medicine
Architecture
Advertisement
Manufacturing
industry
e.g. CAD
Marco Tarini - Pisa - A A 2013/2014
Telecommunications
Scientific
visualization
Virtual Reality
Entrainment
Cinema
Video games
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3D modeling - Informatica Umanistica
25/02/2014
General schema
informazione,
concetto,
idea
3D modelling
rendering
/visualization
3D model
Immagine/i
preprocessing
modelling
final application
Example: 3D modelling
for Cultural Heritage
Range scanning
(laser scanning)
A manufact
Polygonal 3D Mesh
rendering
Semplificazione,
flitering…
Immagine/i
kiosk in museum
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3D modeling - Informatica Umanistica
25/02/2014
Example: 3D models
for games
Artistic modeller
2D concept
(using e.g. 3Dstudio max, Maya, Blender…)
2D concepts
Mesh low-poly
+ textures
UV mapping
rigging…
2D concepts
/ Sketches
rendering
/visualizzazione
Immagine/i
15
videogame
Rendering
Parola utilizzata in molti contesti
Modello
rendering
Immagine
descritto da un
insieme di
primitive
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3D modeling - Informatica Umanistica
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Rendering
Example: in a web browser
rendering
...
one image
HTML source (+ image, ccs, etc)
Web page model
3D Rendering
Scena 3D
rendering
Immagine
...
3D model
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3D modeling - Informatica Umanistica
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3D models categorization:
Intended use
Real time
applications
Off line
applications
3D models categorization:
intended use
Real time
applications
Marco Tarini - Pisa - A A 2013/2014
Off line
applications
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3D modeling - Informatica Umanistica
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3D models categorization:
Origin
Hand Designed
Captured
Dino,
scanned
by artec3d
Scanning 3D Models
Tecnologie per ottenere:
modelli digitali 3D
a partire da:
oggetti reali
3D scanning
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3D modeling - Informatica Umanistica
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3D models categorization:
Capabilities
Static
Animated
3D models categorization:
Capabilities
Static
3D
Marco Tarini - Pisa - A A 2013/2014
Animated
3D + T
model includes
animations
model includes
deformations
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3D modeling - Informatica Umanistica
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3D models categorization:
Capabilities
Static lighting
Relightable
3D models categorization:
Structure
Volumetric models
Marco Tarini - Pisa - A A 2013/2014
Surfaces
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3D modeling - Informatica Umanistica
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3D models categorization:
Structure
Volumetric models
Surfaces
…Etc
3D models categorization:
Features
Does model include…
Materials
Colors
Shininess factors
Transparency levels
Accurate Normals
…
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3D modeling - Informatica Umanistica
25/02/2014
3D models categorization:
Resolution
High Res
Low Res
3D models categorization:
Application domain
Cultural Heritage
Medicine
Architecture
Advertisement
Manufacturing
industry
e.g. CAD
Marco Tarini - Pisa - A A 2013/2014
Telecommunications
Scientific
visualization
Virtual Reality
Entrainment
Cinema
Video games
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3D modeling - Informatica Umanistica
25/02/2014
This course
3D models
what they are
including internals
how they are built / obtained
production pipelines
handling
for the various
category /
applications
formats, practices, libraries…
typical uses
Video Games
(Interactive Electronic Entratainment)
~35 anni
“Space Invaders”
(Taito, 1978)
Marco Tarini - Pisa - A A 2013/2014
“The Last of Us”
(Naughty Dog, 2013)
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3D modeling - Informatica Umanistica
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Categorie: per gameplay
Puzzle game
Board game
Color matching
Hidden object
Trivia game …
Card games …
Strategy
4X
RTS
MOBA / MMOG Strategy
Action-RTS
Tower defences
Action game
Beat’em up / hack’n’slash
Fighting
Pinball
Platform
Maze
Shooter
Vehicle simulation
Driving simulator
Flight simulator
FPS
MMO FPS
LightGun
Shoot’em up
Rail shooter
3rd person
Amateur
Combat
Space ...
Racing game
Vehicular combat
Role-playing games
Action-Adventure
RPG (occidentali, orientali)
Sandbox RPG
MMOPRG
Roguelikes
Action RPG
Fighting game
Stealth
Survival horror
Exploration
PoP / Tombrider
Adventures
IF - Interactive Fiction
Real time 3D adv
Text
Sport games
Simulation / management
Categorie: per fasce utenti
casual games
Marco Tarini - Pisa - A A 2013/2014
VS
hard core games
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3D modeling - Informatica Umanistica
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Categorie: per piattaforma
Arcade
PC stand-alones
Aka “desktop app”
(“computer game” propriamente detto)
Win, Mac, Linux…
Console
Wii, PS, XBox …
Browser
html5, webGL, unity, flash…
Mobile devices
Android, iDevices, PSP …
(NB: parliamo di engine
non di gameplay)
3D engine
3D gameplay
2D gameplay
2D engine
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3D modeling - Informatica Umanistica
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Game
Dev-Teams
Tecnici
Artisti
Game
Dev-Teams
Tecnici
Artisti
game
assets
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3D modeling - Informatica Umanistica
25/02/2014
Intro: game assets!
(aka game contents)
3D data
2D art
models
textures
materials
shaders
animations
collision objects
etc
screen splashes
backgrounds
GUI / HUD elements
[ sprites & tile-sets ? ]
fonts
etc
text
audio
dialogues trees
messages
translations
etc
music
sound fxs
ambient sounds
voice overs
etc
etc:
scripts
stats
levels
etc
video
cut-scenes, intros
etc
Game
Dev-Teams
Tecnici
sviluppano
customizzano
inegrano
Artisti
Marco Tarini - Pisa - A A 2013/2014
game
tools
game
engine
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3D modeling - Informatica Umanistica
25/02/2014
Game Tools
game
tools
game
assets
digital artists
game
game
assets
game
engine
digression:
Game [MOD] Development
(public)
game
tools
MOD
assets
game fans!
game
MOD
assets
Marco Tarini - Pisa - A A 2013/2014
game
engine
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3D modeling - Informatica Umanistica
25/02/2014
Game assets!
(aka game contents)
3D models
meshes
textures
materials
shaders
animations
collision objects
scenes
etc
audio
music
sound fxs
ambient sounds
voice overs
etc
video
cut-scenes, intros
etc
2D art
screen splashes
backgrounds
GUI / HUD elements
(e.g. buttons, bars),
[ sprites & tile-sets ? ]
fonts
etc
text
dialogues trees
messages
translations
etc
etc:
scripts,
stats,
levels…
Parte 3D dei game assets
(3D models nei games)
3D Meshes
i.e. tri-meshes with:
per vertex attrib
Animations
vertex animations
skeletal animations
normals, color, AO, …
LODs
“uv-mapping”
keyframes
cyclic animations
face-morphs, …
“rigging”
Materials
lighting model stats / flags
textures
RGB maps
normal maps
alpha maps …
shaders
Skeletons
Collision objects
hit-boxes
bounding objects
Particle systems
Environments
3d scenes
skydomes
env. maps
scene props
vertex, fragments, …
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