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> My impression with SPD in general is that it can work anywhere on the > page - at least as far as duplexing, paper drawer selection and > finishing are concerned. The reason, I believe, is that > those sorts of > functions happen after the RIP has rasterized the page and hence just > get recorded internally by the engine for later use by the > feedning/finishing equipment, i.e., they have no immediate effect on > the rasterization. If a RIP allows them anywhere on the page, it is wrong! setpagedevice MUST, according to the rules, erase the current page and reset the graphics state. When a RIP rasterises later, it is still obliged to track the order of execution of operators. Try this sample: %! 72 520 moveto /Helvetica 12 selectfont (This should be invisible) show << /NumCopies 1 >> setpagedevice 72 500 moveto /Helvetica 12 selectfont (This should be visible) show showpage Aandi To change your subscription: http://www.pdfzone.com/discussions/lists-pdfdev.html
