1. Real-time Computer Graphics Overview
A guide to the contents of the course
Introduction to Computer Graphics
CSE 470/598 Arizona State University
Dianne Hansford

2. CG Overview
Geometry Processing
Modeling
Rasterization
Display

3. CG Overview Geometry Processing Modeling Rasterization Display
Generate vertices
Primitives (vertex, line, triangle)
Surfaces of revolution
Bezier and B-spline curve & surface methods
Subdivision curves and surfaces
Etc …

4. CG Overview Geometry Processing Modeling Rasterization Display
Determine which geometric objects appear and how they appear
Camera model
Normalization to canonical viewing volume
Clipping
Hidden surface removal (software)
Illumination and shading
Projection onto 2D window

5. CG Overview Geometry Processing Modeling Rasterization Display
Convert normalized (floating point) primitives to (integer) pixels
OGL fragments: pixels, color, z-depth, texture
Z-buffer hidden surface removal

6. CG Overview Geometry Processing Modeling Rasterization Display
Frame buffer to CRT conversion
And adjust pixels for special results
Anti-aliasing
Fog
More texturing

7. CG Overview Viewing Pipeline Geometry Processing Modeling
Rasterization
Display
Determine which objects appear and how
Convert floating point geometry to integer pixel
Adjust pixels for special results
Generate vertices
Viewing Pipeline

8. Another view Display Formats Data Structures and Devices Input
Computation
Image
Geometry
Topology
Data Structures
Display
Formats
and
Devices
Computer
Graphics
Lighting
Materials
Physics
Phong Ray-Tracing
Radiosity
Photon Mapping