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swf_polarview
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swf_polarview

Name

swf_polarview — Set viewport in polar coordinates

Synopsis

void swf_polarview(distance, azimuth, incidence, twist); string distance: Viewport distance string azimuth: Azimuth angle string incidence: Angle of incidence string twist: Rotation of viewport

Returns

Void

Description

Defines the viewer's position in polar coordinates. distance selects the distance from the viewpoint to the world space origin. azimuth defines the azimuthal angle in the x-y plane, measured from the y axis. incidence specifies the angle of incidence in the y-z plane, measured from the z axis. The incidence angle is the angle of the viewport relative to the z axis. twist defines the amount that the viewpoint is to be rotated around the line of sight using the right-hand rule.

Version

Existing since version 4.0

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.