03/28/2002
15-462 Graphics I
3
Spatial Data Structures
•Data
structures to store geometric information
•Sample
applications
–Collision
detection
–Location
queries
–Chemical
simulations
–Rendering
•Spatial
data structures for ray tracing
–Object-centric
data structures (bounding volumes)
–Space
subdivision (grids, octrees, BSP trees)
–Speed-up
of 10x, 100x, or more