ref: bd1305a0b9841d65f95b4d81fa0d29067425833a
dir: /sys/lib/ghostscript/gs_devpxl.ps/
% Copyright (C) 2002 Aladdin Enterprises. All rights reserved. % % This software is provided AS-IS with no warranty, either express or % implied. % % This software is distributed under license and may not be copied, % modified or distributed except as expressly authorized under the terms % of the license contained in the file LICENSE in this distribution. % % For more information about licensing, please refer to % http://www.ghostscript.com/licensing/. For information on % commercial licensing, go to http://www.artifex.com/licensing/ or % contact Artifex Software, Inc., 101 Lucas Valley Road #110, % San Rafael, CA 94903, U.S.A., +1(415)492-9861. % $Id: gs_devpxl.ps,v 1.1 2002/08/22 07:12:28 henrys Exp $ % DevicePixel color space method dictionaries. % % This file implements the DevicePixel color space. See gs_cspace.ps % for information. % % The DevicePixel color space includes a single parameter, the bit % depth of the device color representation. Color is expressed as % single integers in an opaque, device-specific format. % % verify that the DevicePixel color space is supported /.setdevicepixelspace where { pop } { currentfile closefile } ifelse .currentglobal true .setglobal .cspace_util begin colorspacedict /DevicePixel mark /cs_potential_indexed_base true /cs_potential_pattern_base true /cs_potential_alternate true /cs_potential_icc_alternate true /cs_get_ncomps //ncomps_1 /cs_get_range { [ exch 1 get 1 exch bitshift 1 sub ] } bind /cs_get_default_color { pop 0 } bind % no good default /cs_get_currentgray //no_currentgray /cs_get_currentrgb //no_currentrgb /cs_get_currentcmyk //no_currentcmyk /cs_validate { //check_array exec dup 1 get dup type /integertype ne //setcspace_typecheck if dup 0 lt //setcspace_rangecheck if 31 gt % 31 bits is an implementation limit { /setcolorspace cvx /limitcheck signalerror } if } bind /cs_substitute //dup_1 /cs_prepare {} /cs_install { .setdevicepixelspace } bind /cs_prepare_color //validate_1 /cs_complete_setcolor //pop_1 .dicttomark put end % .cspace_util .setglobal