?? ??? ???? (Advanced Computer Graphics)

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?? ??? ????(Advanced Computer Graphics)

• Chung-Ang University. CSE Dept.
• Bong-Soo Sohn

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Course Overview

• Level CSE graduate course
• No required text. We will use lecture notes and
  on-line materials
• This course requires high level C/C programming
  skills
• Format
• Instructor lectures on graphics basics and OpenGL
  programming.
• Student presentation and discussion on graphics
  programming advanced topics
• Conducting individual projects and presentation
• Course Objective
• Broad understanding of basic computer graphics
• Apply computer graphics knowledge to real
  graphics programming
• Deep experience with recent advanced topics

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Graphics vs Vision

• Computer Vision
• Understanding the content of an obtained image
• (usually by creating a model of the depicted
  scene)
• Computer Graphics
• Creating an image from a computer model
• Image Processing
• Processing an image into another form of an image
  or features

3D Model
2D Image
Graphics
Vision
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Computer Graphics Introduction

• Imaging representing 2D images
• Modeling representing 3D objects
• Rendering drawing 2D images from 3D models
• Animation models/scenes deform move

Rendering
Modeling
Animation
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Example

• Virtual Billiard, ?????

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Topics

• Graphics and Visualization Basics
• Modeling Rendering
• Graphics Programming
• OpenGL Graphics Programming
• CUDA many-core GPU programming , GPGPU
• Volume Visualization
• Isosurface Extraction
• Volume Rendering
• Advanced Topics
• Recent papers

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Course Information

• Time Thursday 3pm-6pm
• Class webpage http//cau.ac.kr/bongbong/cg15
• Instructor Information
• Office 208-501
• Email bongbong_at_cau.ac.kr
• Office Tel [phone]
• Office Hour Thursday 2-3pm or by appointment

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Evaluation

• Grade will be based on
• midterm exam (30)
• final exam (30)
• presentation and class participation (30)
• attendance (10)

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Graphics Basics

• Rendering Pipeline
• Object Representation, Modeling, Transformation
• Visual Appearance (Lighting, Shading, Material)
• Texture mapping, bump mapping,
• Visibility (Z-buffers, ), Terrain Visualization
• Basic Image Processing
• Volume Visualization (Volume Rendering)
• Point Set (Voronoi Diagram Delaunay
  Triangulation)

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Polygonal Model

• Mesh Representation

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Volumetric Model
Isosurface F(x,y,z) w
w skin density
skin surface
w bone density
volume image
F(x,y,z)
bone surface
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Terrain Rendering
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Animation

• Motion Capture
• Physics Based Animation
• Sound Processing
• 3D Sound

SNU MRL lab
SNU graphics lab
Stanford graphics lab
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Graphics Programming

• QT library
• OpenGL
• OpenGL ES

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Volume Visualization

• Isosurface Extraction
• Volume Rendering
• Quantitative Visualization
• Contour Tree
• Automatic Generation of Transfer Function
• Vector Field Visualization

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Example (Volume Rendering, Isosurface)
Level Set F(x,y,z) w
w skin density
skin surface
w bone density
volume image
F(x,y,z)
bone surface
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Medical applications
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Point Set Processing(?2D Curve Reconstruction)
ltVoronoi Diagram of point set Sgt

• Delaunay Triangulation of point set S
• and voronoi vertices V
• Black lines represent curve reconstruction

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Building Information Modeling (BIM)

• generation and management of a digital
  representation of physical and functional
  characteristics of a facility.

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KISTI ???????
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Many-core GPU computation

• CUDA
• many-core GPU processing
• GPGPU (General Purpose computing on GPU)

CPU GPU
nVidia GeForce GTX590 1024 CUDA cores
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Many-core GPU computation
GTX 280