ps_curveto
(PECL ps >= 1.1.0)
ps_curveto — Draws a curve
说明
ps_curveto(
resource
float
float
float
float
float
float
): bool
resource
$psdoc,float
$x1,float
$y1,float
$x2,float
$y2,float
$x3,float
$y3): bool
Add a section of a cubic Bézier curve described by the three given control points to the current path.
参数
psdoc-
Resource identifier of the postscript file as returned by ps_new().
x1-
x-coordinate of first control point.
y1-
y-coordinate of first control point.
x2-
x-coordinate of second control point.
y2-
y-coordinate of second control point.
x3-
x-coordinate of third control point.
y3-
y-coordinate of third control point.
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