SUNPROPERTIES command
Opens the Drawing explorer dialog box with Lights selected.
Icon: 
Alias: SUN
Description
Opens the with Lights category selected to view and modify sun properties in the current drawing.
Options within the command
- General
- Status
- Toggles the sun on and off.
- Intensity factor
- Specifies the intensity or brightness of the sun; the higher the number, the brighter the light.
- Shadows
-
Toggles the display of shadows by the sunlight.
Note: The color of the sunlight is hard-coded.
- Sun Angle Calculator
- Date
- Displays the current date. Edit the date to show the sun at a different time of year.
- Time
- Displays the current time. Edit the time to show the sun at a different time of day.
- Daylight saving
- Toggles the effect of daylight saving time on the time property.
- Azimuth
-
Reports the horizontal angle of the sun measured clockwise from the north.
Note: This setting cannot be changed as the program calculates it from the other settings in this section.
- Altitude
-
Reports the vertical angle of the sun, measured from the horizon.
Note: This setting cannot be changed as the program calculates it from the other settings in this section.
- Source vector
- Reports the direction of the sunlight. This setting cannot be changed as the program calculates it from the other settings in this section.
- Rendered Shadow Details
- Type
- Displays realistic shadows with softer shadows based on extended light sources, according to the Softness property.
- Softness
- Determines the sampling size of shadows. Larger numbers are more accurate but take longer to render.
- Geographic Location
- Reports location of the drawing on earth. To change the location, click the Edit button to access the Geographic Location dialog box; see GEOGRAPHICLOCATION command.
Context menu options
- New
- Loads additional light definitions into the drawing.
- Delete
- Deletes light definitions from the drawing.
- Rename
- Renames the light definition.
- Select All
- Selects all light definitions.
- Invert selection
- Deselects the current selection and vice versa.
- Set current
- Sets the selected light definition as current.