swf_lookat — Define a viewing transformation
void swf_lookat(vx, vy, vz, rx, ry, rz, twist);
double vx: Viewing x
double vy: Viewing y
double vz: Viewing z
double rx: Reference x
double ry: Reference x
double rz: Reference x
double twist: Amount of
Defines a viewing transformation by giving the view
position vx , vy , vz , and
the coordinates of a reference point in the scene at rx , ry
, rz . twist controls a rotation along the
viewer's z axis.
Existing since version 4.0
PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing
(Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch).
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