/* $Xorg: CvColW.c,v 1.3 2000/08/17 19:44:32 cpqbld Exp $ */ /* * Code and supporting documentation (c) Copyright 1990 1991 Tektronix, Inc. * All Rights Reserved * * This file is a component of an X Window System-specific implementation * of Xcms based on the TekColor Color Management System. Permission is * hereby granted to use, copy, modify, sell, and otherwise distribute this * software and its documentation for any purpose and without fee, provided * that this copyright, permission, and disclaimer notice is reproduced in * all copies of this software and in supporting documentation. TekColor * is a trademark of Tektronix, Inc. * * Tektronix makes no representation about the suitability of this software * for any purpose. It is provided "as is" and with all faults. * * TEKTRONIX DISCLAIMS ALL WARRANTIES APPLICABLE TO THIS SOFTWARE, * INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE. IN NO EVENT SHALL TEKTRONIX BE LIABLE FOR ANY * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER * RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER IN AN ACTION OF * CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR THE PERFORMANCE OF THIS SOFTWARE. * * * * NAME * XcmsCvColW.c * * DESCRIPTION * <overall description of what the package does> * * */ /* $XFree86: xc/lib/X11/CvColW.c,v 1.3 2001/01/17 19:41:34 dawes Exp $ */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include "Xlibint.h" #include "Xcmsint.h" #include "Cv.h" /************************************************************************ * * * API PRIVATE ROUTINES * * * ************************************************************************/ /* * NAME * _XcmsConvertColorsWithWhitePt - Convert XcmsColor structures * * SYNOPSIS */ Status _XcmsConvertColorsWithWhitePt( XcmsCCC ccc, XcmsColor *pColors_in_out, XcmsColor *pWhitePt, unsigned int nColors, XcmsColorFormat newFormat, Bool *pCompressed) /* * DESCRIPTION * Convert XcmsColor structures between device-independent * and/or device-dependent formats but allowing the calling * routine to specify the white point to be associated * with the color specifications (overriding * ccc->clientWhitePt). * * This routine has been provided for use in white point * adjustment routines. * * RETURNS * XcmsFailure if failed, * XcmsSuccess if succeeded without gamut compression, * XcmsSuccessWithCompression if succeeded with gamut * compression. * */ { if (ccc == NULL || pColors_in_out == NULL || pColors_in_out->format == XcmsUndefinedFormat) { return(XcmsFailure); } if (nColors == 0 || pColors_in_out->format == newFormat) { /* do nothing */ return(XcmsSuccess); } if (XCMS_DI_ID(pColors_in_out->format) && XCMS_DI_ID(newFormat)) { /* * Device-Independent to Device-Independent Conversion */ return(_XcmsDIConvertColors(ccc, pColors_in_out, pWhitePt, nColors, newFormat)); } if (XCMS_DD_ID(pColors_in_out->format) && XCMS_DD_ID(newFormat)) { /* * Device-Dependent to Device-Dependent Conversion */ return(_XcmsDDConvertColors(ccc, pColors_in_out, nColors, newFormat, pCompressed)); } /* * Otherwise we have: * 1. Device-Independent to Device-Dependent Conversion * OR * 2. Device-Dependent to Device-Independent Conversion */ if (XCMS_DI_ID(pColors_in_out->format)) { /* * 1. Device-Independent to Device-Dependent Conversion */ /* First convert to CIEXYZ */ if (_XcmsDIConvertColors(ccc, pColors_in_out, pWhitePt, nColors, XcmsCIEXYZFormat) == XcmsFailure) { return(XcmsFailure); } /* Then convert to DD Format */ return(_XcmsDDConvertColors(ccc, pColors_in_out, nColors, newFormat, pCompressed)); } else { /* * 2. Device-Dependent to Device-Independent Conversion */ /* First convert to CIEXYZ */ if (_XcmsDDConvertColors(ccc, pColors_in_out, nColors, XcmsCIEXYZFormat, pCompressed) == XcmsFailure) { return(XcmsFailure); } /* Then convert to DI Format */ return(_XcmsDIConvertColors(ccc, pColors_in_out, pWhitePt, nColors, newFormat)); } }