Basic HTML version of Foils prepared
7 October 97
Foil 34 Illustra Database System --
2D Spatial DataBlade
From
VRML and Use of Databases as backend and Application to GIS ARL Database Tutorial --
February 98
.
by
Krzysztof Walczak
The 2D Spatial DataBlade module defines 10 new data types that describe planar geometric shapes and polygons.
The following objects can be represented:
- circle
- directed graph
- ellipse
- line segment
- path
- point
- polygon
- polygon set
- quadrangle
- square/rectangle
©
on Mon Oct 13 1997