2011

Table Of Contents
GIS Skills
Color a surface by elevation and adjust
hillshading.
Change the elevation ranges for a sur-
face.
View a site in 3D.
Drape vector and raster layers over a
surface.
Analyze the slope and aspect of a site.
Create a contour layer from a surface.
Related topics
Adding Raster-Based Surfaces to Your
Map (page 441)
Analyze a raster-based surface (such as a Digital Elevation Model or ESRI Grid
file) in the following ways.
Add contour lines (page 1189) to a surface to make a contour map, also
referred to as a topographic map.
Drape 2D map data on 3D surfaces (page 1192) to view all the data as a
3D texture map.
View, navigate, and walk or fly through (page 1194) a 3D map to view
the map from different perspectives.
Use hillshading (page 1199) to cast real-world shadows on a surface to
make it look more realistic and easier to analyze.
Change the vertical exaggeration (page 1199) to control how extreme
the elevation changes appear.
Use theming and change colors (page 1202) to analyze elevation, slope,
aspect, and more.
1188 | Chapter 8 Analyzing Data