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606 Chapter 20: Managing Scenes and Projects
Ground Colors rollout
Lets you provide a colored background to the
world’s ground plane using a gradient of up to
three colors. The ground appears inside the sky
sphere and below the objects of t he scene.
Number of Colors—Specifies whether the ground is
onesolidcolororagradientoftwoorthreecolors.
Color One/Two/Three—Lets you select the colors
from the Color Selector. Color One is the base
color.
Angle—Specifies the angle at which Color Two and
Color T hree merge with the base color, in deg rees
from the South pole of the sky (straight down
from the viewer).
Images rollout
Lets you specif y a set of images that define a
backg round panorama b etween the ground/sky
backdrop and the objects in the scene. The
panorama consists of six images, each of which
is mapped onto a face of an infinitely large cube
centered in the local coordinate system.
Image URLs—Specifies the location/file names of
theimagestouse. TheimagescanbeJPEGfiles
or PNG files with or without transparency. Some
browsers also support GIF files.
See the VRML97 specification (page 3–597) for
diagrams of the typical image configuration.
AudioClip V R ML 97 Helper
Create panel > Helper s > VR ML97 > Ob ject Type rollout
>AudioClip
The A udioClip rollout lets you specify the name
and characteristics of an audio fi le that can be used
by the Sound helper.
Procedures
To create an AudioClip helper:
1.
PresstheAudioClipbutton,andclick-dragin
the Top viewport to create t he helper.