GREAT PLANES RealFlight 7 User Manual page 100

Please note: This setting will not affect the presence of clouds in the
PhotoField airports.
Particles-
This option determines whether RealFlight will utilize particles such as
engine smoke.
Click on the respective value indicator. From the pull-down options
select either Yes (RealFlight 7 will display smoke), or No (RealFlight 7
will not display smoke).
Scenery Objects-
This option determines whether the simulation displays background
objects such as buildings, rocks, benches, etc. If Yes is selected, the
background objects will be present. If No, the background objects will
not appear in the simulation.
To change this setting, first click on the respective value indicator.
From the pull-down options select either Yes or No.
Please note: This setting will not affect the presence of scenery objects
that are part of the high-resolution digital image in the PhotoField
airports.
Shadows Enabled-
The Shadows option determines whether the simulation displays
shadows.
To change the Shadows setting, click the value located to the right of
the Shadows name. Next, click Yes to display the shadows, or No to
hide the shadows.
Soft Shadows Enabled-
This option determines whether or not RealFlight 7 displays softer,
more realistic appearing shadows.
Enabling this option may adversely impact performance. If you notice
a poor frame rate while running RealFlight, try turning this option to
No.
Terrain Detail-
This option determines whether or not RealFlight 7 displays the details
found in the textures.
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