pdf_curveto(3) php man page | unix.com

PDF_CURVETO(3)								 1							    PDF_CURVETO(3)

PDF_curveto - Draw Bezier curve

SYNOPSIS
       bool PDF_curveto (resource  $p, float  $x1, float  $y1, float  $x2, float  $y2, float  $x3, float  $y3)

DESCRIPTION
	Draws a Bezier curve from the current point, using 3 more control points. Returns TRUE on success or FALSE on failure.

PHP Documentation Group 													    PDF_CURVETO(3)