ps_setgray

(PECL ps >= 1.1.0)

ps_setgray — Sets gray value

bool ps_setgray ( resource $psdoc , float $gray )

Sets the gray value for all following drawing operations.

psdoc: Resource identifier of the postscript file as returned by ps_new().
gray: The value must be between 0 (white) and 1 (black).

성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.