Lecture 5:

Interactive Computer Graphics: A Top-Down Approach Using OpenGL (4th Edition)

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1 ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Advanced Graphics Lab Class 5 September 4, 2007 ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Pop quiz! ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 3 Highlights of SIGGRAPH 2007 Friday, September 7, 2007 ECE 118 at noon ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Last time ± Signal processing ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Today ± Introduction to 2-D graphics ± Computational photography ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Traditional 2-D graphics ± Sprites ± 2-D transformations ± Etc. ± We will talk about these things in a few weeks, when we lead up to 3-D graphics
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2 ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Computational Photography ± Kind of like image processing on steroids ± Image processing: 2D image -> 2D image ± Computational photography: imaging/image system -> 2D image ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Examples ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Example 1: Image deblur Slide courtesy Ramesh Raskar (MERL) ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Blurring == Convolution Traditional Camera: Box Filter Sync Function Slide courtesy Ramesh Raskar (MERL) ECE/CS 433 Introduction to Computer Graphics Pradeep Sen Class 5 – September 4, 2007 Traditional image processing Traditional deblurring New technique Slide courtesy Ramesh Raskar (MERL)
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Lecture 5: - Pop quiz! ECE/CS 433 Introduction to Computer...

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