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97 lines
3.1 KiB
C
97 lines
3.1 KiB
C
/* $Xorg: LuvWpAj.c,v 1.3 2000/08/17 19:44:45 cpqbld Exp $ */
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/*
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* Code and supporting documentation (c) Copyright 1990 1991 Tektronix, Inc.
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* All Rights Reserved
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*
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* This file is a component of an X Window System-specific implementation
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* of XCMS based on the TekColor Color Management System. Permission is
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* hereby granted to use, copy, modify, sell, and otherwise distribute this
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* software and its documentation for any purpose and without fee, provided
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* that this copyright, permission, and disclaimer notice is reproduced in
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* all copies of this software and in supporting documentation. TekColor
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* is a trademark of Tektronix, Inc.
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*
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* Tektronix makes no representation about the suitability of this software
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* for any purpose. It is provided "as is" and with all faults.
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*
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* TEKTRONIX DISCLAIMS ALL WARRANTIES APPLICABLE TO THIS SOFTWARE,
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* INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE. IN NO EVENT SHALL TEKTRONIX BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR THE PERFORMANCE OF THIS SOFTWARE.
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*
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*
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* NAME
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* CIELuvWpAj.c
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*
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* DESCRIPTION
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* This file contains routine(s) that support white point
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* adjustment of color specifications in the CIE CIELuv.color
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* space.
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*/
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/* $XFree86: xc/lib/X11/LuvWpAj.c,v 1.2 2003/04/13 19:22:17 dawes Exp $ */
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#include "Xlibint.h"
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#include "Xcmsint.h"
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#include "Cv.h"
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/************************************************************************
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* *
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* PUBLIC ROUTINES *
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* *
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************************************************************************/
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/*
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* NAME
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* XcmsCIELuvWhiteShiftColors
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*
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* SYNOPSIS
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*/
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Status
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XcmsCIELuvWhiteShiftColors(ccc, pWhitePtFrom, pWhitePtTo, destSpecFmt,
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pColors_in_out, nColors, pCompressed)
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XcmsCCC ccc;
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XcmsColor *pWhitePtFrom;
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XcmsColor *pWhitePtTo;
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XcmsColorFormat destSpecFmt;
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XcmsColor *pColors_in_out;
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unsigned int nColors;
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Bool *pCompressed;
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/*
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* DESCRIPTION
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* Adjusts color specifications in an array of XcmsColor
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* structures for white point differences.
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*
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* RETURNS
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* XcmsFailure if failed,
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* XcmsSuccess if succeeded without gamut compression,
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* XcmsSuccessWithCompression if succeeded with
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* gamut compression.
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*/
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{
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if (pWhitePtFrom == NULL || pWhitePtTo == NULL || pColors_in_out == NULL) {
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return(XcmsFailure);
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}
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/*
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* Convert to CIELuv using pWhitePtFrom
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* We can ignore return value for compression because we are converting
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* to XcmsCIELuvFormat which is device-independent, not device-dependent.
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*/
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if (_XcmsConvertColorsWithWhitePt(ccc, pColors_in_out, pWhitePtFrom,
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nColors, XcmsCIELuvFormat, pCompressed) == XcmsFailure) {
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return(XcmsFailure);
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}
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/*
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* Convert from CIELuv to destSpecFmt using pWhitePtTo
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*/
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return(_XcmsConvertColorsWithWhitePt(ccc, pColors_in_out, pWhitePtTo,
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nColors, destSpecFmt, pCompressed));
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}
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