ps_setgray

(PECL ps >= 1.1.0)

ps_setgray — Sets gray value

ps_setgray(resource $psdoc, float $gray): bool

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).

Retorna true em caso de sucesso ou false em caso de falha.