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diff --git a/nx-X11/lib/X11/HVCGcC.c b/nx-X11/lib/X11/HVCGcC.c
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-
-/*
- * 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. TekColor is a
- * trademark of Tektronix, Inc. The term "TekHVC" designates a particular
- * color space that is the subject of U.S. Patent No. 4,985,853 (equivalent
- * foreign patents pending). 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:
- *
- * 1. This copyright, permission, and disclaimer notice is reproduced in
- * all copies of this software and any modification thereof and in
- * supporting documentation;
- * 2. Any color-handling application which displays TekHVC color
- * cooordinates identifies these as TekHVC color coordinates in any
- * interface that displays these coordinates and in any associated
- * documentation;
- * 3. The term "TekHVC" is always used, and is only used, in association
- * with the mathematical derivations of the TekHVC Color Space,
- * including those provided in this file and any equivalent pathways and
- * mathematical derivations, regardless of digital (e.g., floating point
- * or integer) representation.
- *
- * 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
- * TekHVCGcC.c
- *
- * DESCRIPTION
- * Source for XcmsTekHVCClipC() gamut compression routine.
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include "Xlibint.h"
-#include "Xcmsint.h"
-#include "Cv.h"
-
-
-/************************************************************************
- * *
- * PUBLIC ROUTINES *
- * *
- ************************************************************************/
-
-/*
- * NAME
- * XcmsTekHVCClipC - Reduce the chroma for a hue and value
- *
- * SYNOPSIS
- */
-/* ARGSUSED */
-Status
-XcmsTekHVCClipC (
- XcmsCCC ccc,
- XcmsColor *pColors_in_out,
- unsigned int nColors,
- unsigned int i,
- Bool *pCompressed)
-/*
- * DESCRIPTION
- * Reduce the Chroma for a specific hue and value to
- * to bring the given color into the gamut of the
- * specified device. As required of gamut compression
- * functions in Xcms, this routine returns pColor_in_out
- * in XcmsCIEXYZFormat on successful completion.
- *
- * Since this routine works with the value within
- * pColor_in_out intermediate results may be returned
- * even though it may be invalid.
- *
- * RETURNS
- * XcmsFailure - Failure
- * XcmsSuccess - Succeeded
- *
- */
-{
- Status retval;
- XcmsColor *pColor;
-
- /*
- * Color specification passed as input can be assumed to:
- * 1. Be in XcmsCIEXYZFormat
- * 2. Already be white point adjusted for the Screen White Point.
- * This means that the white point now associated with this
- * color spec is the Screen White Point (even if the
- * ccc->clientWhitePt differs).
- */
-
- /*
- * Insure TekHVC installed
- */
- if (XcmsAddColorSpace(&XcmsTekHVCColorSpace) == XcmsFailure) {
- return(XcmsFailure);
- }
-
- pColor = pColors_in_out + i;
-
- if (ccc->visual->class < StaticColor &&
- FunctionSetOfCCC(ccc) != (XPointer) &XcmsLinearRGBFunctionSet) {
- /*
- * GRAY !
- */
- _XcmsDIConvertColors(ccc, pColor, &ccc->pPerScrnInfo->screenWhitePt,
- 1, XcmsTekHVCFormat);
- pColor->spec.TekHVC.H = pColor->spec.TekHVC.C = 0.0;
- _XcmsDIConvertColors(ccc, pColor, &ccc->pPerScrnInfo->screenWhitePt,
- 1, XcmsCIEXYZFormat);
- if (pCompressed) {
- *(pCompressed + i) = True;
- }
- return(XcmsSuccess);
- } else {
- if (pColor->format != XcmsTekHVCFormat) {
- if (_XcmsDIConvertColors(ccc, pColor,
- &ccc->pPerScrnInfo->screenWhitePt, 1, XcmsTekHVCFormat)
- == XcmsFailure) {
- return(XcmsFailure);
- }
- }
- if (XcmsTekHVCQueryMaxC(ccc,
- pColor->spec.TekHVC.H,
- pColor->spec.TekHVC.V,
- pColor)
- == XcmsFailure) {
- return(XcmsFailure);
- }
- retval = _XcmsDIConvertColors(ccc, pColor,
- &ccc->pPerScrnInfo->screenWhitePt, 1, XcmsCIEXYZFormat);
- if (retval != XcmsFailure && pCompressed != NULL) {
- *(pCompressed + i) = True;
- }
- return(retval);
- }
-}