| iTool User's Guide: Operations Properties |

## Contour Properties

Contour Properties appear on the Operations Browser for iImage and iSurface only. The following properties control the contour operation. For each property, the type of control and the values that can be assigned are listed. For a description of how a particular control is used, refer to Property Controls.

Table C-31: Contour Properties

Table C-31: Contour Properties
Property | Control Type: Options
--- | ---
N_LEVELS | Number: Set the number of contour levels. Default = `5`
Value | Number: Set the contour value to use. Default = `0`
Projection | Boolean: Choose the contour type: Planar 3D Default = Planar

IDL Online Help (March 01, 2006)