CS 428: Fall 2010
Introduction to
Computer GraphicsComputer Graphics
Introduction and Overview
9/1/2010 1Andrew Nealen, Rutgers, 2010
First things first…
� 3 (+1) slots left in CS 428 (as of 8/31/2010)
� Write me by 11:59pm today. subject: CS428
� Your full name
� Why you want to take this course in max three � Why you want to take this course in max three
sentences
� Grades for the CS 428 prerequisites
� Calculus 2, Linear algebra, Java
� Keep it short!
� Will inform you on accept/reject by Friday
Andrew Nealen, Rutgers, 2010 9/1/2010 2
People
� Instructor: Prof. Andrew Nealen
� CBIM (Bowser road, near student center)Room 21, [email protected]
� Office hours: Wednesday 5-7pm,
� Best to contact me by email, or office hours
� TA: Peter Borosan
� CBIM lab and Hill 250, 252 for office hours
� Office hours: TBA (Peter will be back on 9/13)
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Web
� Website (external access)
� http://tinyurl.com/cs428-fall2010
� Everything else: Sakai
� You should be able to see the “CS 428 Fall 2010” � You should be able to see the “CS 428 Fall 2010”
tab after logging in to
https://sakai.rutgers.edu/portalwith your RutgersID
� Mailing list:
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What’s required?
� Programming (Java, JOGL 1.0.0, JOGL 1.1.0)
� Math
� linear algebra, some numerical computation
� Time commitment� Time commitment
� This course is very work/code intense
� You need to be aware of this!
� How many other courses are you taking?
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Textbook
Computer Graphics with OpenGL, 3rd edition
Donald Hearn and M. Pauline Baker,
Prentice Hall, 2004
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Academic Integrity
� Read the web page!
http://academicintegrity.rutgers.edu/integrity.shtml
� But basically:� But basically:
� You need to do your own thinking, writing, and
programming
� You should discuss the course material with other
people in the class, but you cannot give away how
to do the homework(s) or projects
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Computer accounts
� We’ll mainly be using Hill 248, 250 and 252 (iLab
a.k.a. the “cereal” named machines)
� Available on the course website
� How to set up an account� How to set up an account
� How to get JOGL up and running
� More…
� Access to the lab with your Rutgers ID
� http://www.cs.rutgers.edu/resources/rooms_and_equipment/status/rooms.php
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Programming projects
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Grading
� Projects 60%
� Midterm 20%
� Final 20%
Late policy:
� tell me about problems in advance
� 50% credit for one day late (and no extra credit)
� 0% credit for 2+ days late
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What this course is about
� Representations, computational models, and
algorithms in computer graphics
� Using OpenGL on modern (programmable)
graphics hardwaregraphics hardware
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Algorithms:
simulation
Representation + comp. models
� Shapes + materials + appearances
� Motions + behaviors
� Representations: specifications
� Comp. models: realizations
2D/3D models
images + video
etc…
simulation
direct solution� Comp. models: realizations
� Structure of problems
� Spatial/temporal coherence. Sparsity.
� Optimization
� Approximation. Pre-computation.
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Topic overview
� Image formation and OpenGL
� Transformations and viewing
� Polygons and polygon meshes
� Programmable pipelines� Programmable pipelines
� Modeling and animation
� Rendering
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Topic overview
� Image formation and OpenGL
� Modeling the image formation process
� OpenGL primitives, OpenGL state machine
� Transformations and viewing� Transformations and viewing
� Polygons and polygon meshes
� Programmable pipelines
� Modeling and animation
� Rendering
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Topic overview
� Image formation and OpenGL
� Transformations and viewing
� Linear algebra review, Homogeneous coordinates
� Geometric + projective transformations� Geometric + projective transformations
� Viewing, Viewports, Clipping
� Polygons and polygon meshes
� Programmable pipelines
� Modeling and animation
� RenderingAndrew Nealen, Rutgers, 2010 9/1/2010 15
Topic overview
� Image formation and OpenGL
� Transformations and viewing
� Polygons and polygon meshes
� 3D model/mesh representations� 3D model/mesh representations
� Piecewise linear shape approximations
� Illumination and polygon shading
� Modeling and animation
� Rendering
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Topic overview
� Image formation and OpenGL
� Transformations and viewing
� Polygons and polygon meshes
� Programmable pipelines� Programmable pipelines
� Modeling and animation
� Procedural modeling and animation
� Rendering
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Topic overview
� Image formation and OpenGL
� Transformations and viewing
� Polygons and polygon meshes
� Programmable pipelines� Programmable pipelines
� Modeling and animation
� Rendering
� OpenGL rasterization: hidden surface removal,
interpolation, texturing (some sampling theory)
� Raytracing and radiosity
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Images
Modeling Rendering
3D Objects
3D graphics programmingHigh-level view
3D Models
approx. 50 x 100 Pixelsapprox. 25 Triangles
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Images
• Interaction
• Animation
3D Objects
3D graphics programmingHigh-level view
3D Models
• Scene
• Geometry
• Material
Modeling Rendering
• Material
• Illumination
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Making images in CG
simulationsimulation
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Appearance
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Shape
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Motion
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MoviesTron (1982)
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MoviesLuxo Jr. (1986)
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MoviesThe Matrix Revolutions (2003)
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MoviesKing Kong (2005)
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MoviesRatatouille (2007)
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MoviesWall-E (2008)
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Video gamesTeam Fortress 2 (2007)
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Video gamesResident Evil 5 (2009)
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Video gamesSpore (2008)
cell creature tribal
civilization space9/1/2010 33Andrew Nealen, Rutgers, 2010
Computational Design
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Scientific/Medical Visualization
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Training and Education
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Art
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