Page 1128 - Chief Architect Reference Manual

Chief Architect X10 Reference Manual

• Specify the Minimum Intensity, which • Specify the Intensity value, which is the
is the strength of the ambient light on sur- strength of the Environmental Light.
faces with minimum exposure to it. • Click the Use Sky radio button to use the
• Specify the Maximum Intensity, which Generated Sky as a basis for the Environ-
is the strength of the ambient light on sur- mental Light’s color. See “3D Back-
faces fully exposed to it. drops” on page 1059.
2 Specify the Intensity of the Direct • Click the Use Color radio button, then
Sunlight throughout the scene either by click the Color bar to specify the color of
typing a decimal value in the text field or by the outdoor Environmental Light.
clicking the up and down arrows. Values • Click the Use Image radio button, then
between 0 and 10 can be used. browse to select an image to use as a

3 Specify the appearance of atmospheric basis for the Environmental Light’s color.
The image is wrapped around the scene’s
lighting in exterior views.
encompassing sphere and influences the
• Check Enable Environment Light to color of the Environmental Light, but
enable the settings below. When checked, does not actually appear in the ray trace
exterior scenes are lit using an encom- view.
passing sphere of light, which simulates
how light bounces around within the • Click the Select Image button to select a
atmosphere. When unchecked, only the different image.
Generic Sun is used. See “Generic Sun- • Click the Remove Image button to
light” on page 1091. remove the currently selected image and
use a color instead.

Advanced Panel
The settings on the ADVANCED panel allow
you to specify lighting quality and focal blur.

1 Global Illumination - • Check Use Photon Mapping to accu-
rately calculate bounced lighting in a

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