swf_perspective(3) php man page | unix.com

SWF_PERSPECTIVE(3)							 1							SWF_PERSPECTIVE(3)

swf_perspective - Define a perspective projection transformation

SYNOPSIS
       void swf_perspective (float  $fovy, float  $aspect, float  $near, float	$far)

DESCRIPTION
	Defines a perspective projection transformation.

       Note

	       Various	distortion  artifacts  may  appear when performing a perspective projection, this is because Flash players only have a two
	      dimensional matrix. Some are not to pretty.

PARAMETERS
	      o $fovy
		- A field-of-view angle in the y direction.

	      o $aspect
		- The aspect ratio of the viewport that is being drawn onto.

	      o $near
		- The near clipping plane.

	      o $far
		- The far clipping plane.

RETURN VALUES
	No value is returned.

PHP Documentation Group 													SWF_PERSPECTIVE(3)