Sets symbology options for triangle display.

• Description — Description of the STM.

• Shaded View Density — 1 – 100 adjusting the density of display when in shaded mode.

• Not Shaded View Density — 1 – 100 adjusting the density of display when in not shaded mode.

• Views — Views in which the STM should be displayed.

• Locate — Enables locate of the STM.

Turns on and off various display modes for the STM.

• Contours — Displays the STM as contours.

• Triangles — Displays the STM as triangles.

• Draped Rasters (3D only) — Displays rasters draped on STM.

Displays additional options.

• Snappable — The STM features are snappable.

• Clip — The STM element is displayed using its clip boundary.

Sets the geographic coordinate system (GCS).

• Name — GCS name from the library.

• Description — GCS description.