From c350873c7c977efe5210484f04160be45f84ba7e Mon Sep 17 00:00:00 2001 From: Mike Gabriel Date: Fri, 21 Jul 2017 12:31:09 +0200 Subject: Convert nx-X11/lib/ build flow from imake to autotools. --- nx-X11/lib/X11/HVCGcVC.c | 262 ----------------------------------------------- 1 file changed, 262 deletions(-) delete mode 100644 nx-X11/lib/X11/HVCGcVC.c (limited to 'nx-X11/lib/X11/HVCGcVC.c') diff --git a/nx-X11/lib/X11/HVCGcVC.c b/nx-X11/lib/X11/HVCGcVC.c deleted file mode 100644 index 7ace5f13f..000000000 --- a/nx-X11/lib/X11/HVCGcVC.c +++ /dev/null @@ -1,262 +0,0 @@ - -/* - * 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 - * TekHVCGcVC.c - * - * DESCRIPTION - * Source for XcmsTekHVCClipVC() gamut - * compression function. - */ - -#ifdef HAVE_CONFIG_H -#include -#endif -#include "Xlibint.h" -#include "Xcmsint.h" -#include -#include "Cv.h" - -/* - * INTERNALS - * Internal defines that need NOT be exported to any package or - * program using this package. - */ -#define MAXBISECTCOUNT 100 - - -/************************************************************************ - * * - * PUBLIC ROUTINES * - * * - ************************************************************************/ - -/* - * NAME - * XcmsTekHVCClipVC - Return the closest value and chroma - * - * SYNOPSIS - */ -/* ARGSUSED */ -Status -XcmsTekHVCClipVC ( - XcmsCCC ccc, - XcmsColor *pColors_in_out, - unsigned int nColors, - unsigned int i, - Bool *pCompressed) -/* - * DESCRIPTION - * This routine will find the closest value and chroma - * for a specific hue. The color input is converted to - * HVC format and returned as CIE XYZ format. - * - * 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; - XcmsCCCRec myCCC; - XcmsColor *pColor; - XcmsColor hvc_max; - XcmsRGBi rgb_max; - int nCount, nMaxCount, nI, nILast; - XcmsFloat Chroma, Value, bestChroma, bestValue, nT, saveDist, tmpDist; - - /* - * Insure TekHVC installed - */ - if (XcmsAddColorSpace(&XcmsTekHVCColorSpace) == XcmsFailure) { - return(XcmsFailure); - } - - /* Use my own CCC */ - memcpy ((char *)&myCCC, (char *)ccc, sizeof(XcmsCCCRec)); - myCCC.clientWhitePt.format = XcmsUndefinedFormat;/* inherit screen white pt */ - myCCC.gamutCompProc = (XcmsCompressionProc)NULL;/* no gamut compression func */ - - /* - * 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). - */ - - 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 { - /* Convert from CIEXYZ to TekHVC format */ - if (_XcmsDIConvertColors(&myCCC, pColor, - &myCCC.pPerScrnInfo->screenWhitePt, 1, XcmsTekHVCFormat) - == XcmsFailure) { - return(XcmsFailure); - } - - if (!_XcmsTekHVC_CheckModify(pColor)) { - return (XcmsFailure); - } - - /* Step 1: compute the maximum value and chroma for this hue. */ - /* This copy may be overkill but it preserves the pixel etc. */ - memcpy((char *)&hvc_max, (char *)pColor, sizeof(XcmsColor)); - if (_XcmsTekHVCQueryMaxVCRGB (&myCCC, hvc_max.spec.TekHVC.H, &hvc_max, - &rgb_max) == XcmsFailure) { - return (XcmsFailure); - } - - /* Now check and return the appropriate value */ - if (pColor->spec.TekHVC.V == hvc_max.spec.TekHVC.V) { - /* When the value input is equal to the maximum value */ - /* merely return the chroma for that value. */ - pColor->spec.TekHVC.C = hvc_max.spec.TekHVC.C; - retval = _XcmsDIConvertColors(&myCCC, pColor, - &myCCC.pPerScrnInfo->screenWhitePt, 1, XcmsCIEXYZFormat); - } - - if (pColor->spec.TekHVC.V < hvc_max.spec.TekHVC.V) { - /* return the intersection of the perpindicular line through */ - /* the value and chroma given and the line from 0,0 and hvc_max. */ - Chroma = pColor->spec.TekHVC.C; - Value = pColor->spec.TekHVC.V; - pColor->spec.TekHVC.C = - (Value + (hvc_max.spec.TekHVC.C / hvc_max.spec.TekHVC.V * Chroma)) / - ((hvc_max.spec.TekHVC.V / hvc_max.spec.TekHVC.C) + - (hvc_max.spec.TekHVC.C / hvc_max.spec.TekHVC.V)); - if (pColor->spec.TekHVC.C >= hvc_max.spec.TekHVC.C) { - pColor->spec.TekHVC.C = hvc_max.spec.TekHVC.C; - pColor->spec.TekHVC.V = hvc_max.spec.TekHVC.V; - } else { - pColor->spec.TekHVC.V = pColor->spec.TekHVC.C * - hvc_max.spec.TekHVC.V / hvc_max.spec.TekHVC.C; - } - retval = _XcmsDIConvertColors(&myCCC, pColor, - &myCCC.pPerScrnInfo->screenWhitePt, 1, XcmsCIEXYZFormat); - - if (retval != XcmsFailure && pCompressed != NULL) { - *(pCompressed + i) = True; - } - return (retval); - } - - /* return the closest point on the upper part of the hue leaf. */ - /* must do a bisection here to compute the delta e. */ - nMaxCount = MAXBISECTCOUNT; - nI = nMaxCount / 2; - bestValue = Value = pColor->spec.TekHVC.V; - bestChroma = Chroma = pColor->spec.TekHVC.C; - saveDist = (XcmsFloat) XCMS_SQRT ((double) (((Chroma - hvc_max.spec.TekHVC.C) * - (Chroma - hvc_max.spec.TekHVC.C)) + - ((Value - hvc_max.spec.TekHVC.V) * - (Value - hvc_max.spec.TekHVC.V)))); - for (nCount = 0; nCount < nMaxCount; nCount++) { - nT = (XcmsFloat) nI / (XcmsFloat) nMaxCount; - pColor->spec.RGBi.red = rgb_max.red * (1.0 - nT) + nT; - pColor->spec.RGBi.green = rgb_max.green * (1.0 - nT) + nT; - pColor->spec.RGBi.blue = rgb_max.blue * (1.0 - nT) + nT; - pColor->format = XcmsRGBiFormat; - - /* Convert from RGBi to HVC */ - if (_XcmsConvertColorsWithWhitePt(&myCCC, pColor, - &myCCC.pPerScrnInfo->screenWhitePt, 1, XcmsTekHVCFormat, - (Bool *) NULL) - == XcmsFailure) { - return (XcmsFailure); - } - if (!_XcmsTekHVC_CheckModify(pColor)) { - return (XcmsFailure); - } - tmpDist = (XcmsFloat) XCMS_SQRT ((double) - (((Chroma - pColor->spec.TekHVC.C) * - (Chroma - pColor->spec.TekHVC.C)) + - ((Value - pColor->spec.TekHVC.V) * - (Value - pColor->spec.TekHVC.V)))); - nILast = nI; - if (tmpDist > saveDist) { - nI /= 2; - } else { - nI = (nMaxCount + nI) / 2; - saveDist = tmpDist; - bestValue = pColor->spec.TekHVC.V; - bestChroma = pColor->spec.TekHVC.C; - } - if (nI == nILast || nI == 0) { - break; - } - - } - - if (bestChroma >= hvc_max.spec.TekHVC.C) { - pColor->spec.TekHVC.C = hvc_max.spec.TekHVC.C; - pColor->spec.TekHVC.V = hvc_max.spec.TekHVC.V; - } else { - pColor->spec.TekHVC.C = bestChroma; - pColor->spec.TekHVC.V = bestValue; - } - if (!_XcmsTekHVC_CheckModify(pColor)) { - return (XcmsFailure); - } - retval = _XcmsDIConvertColors(&myCCC, pColor, - &myCCC.pPerScrnInfo->screenWhitePt, 1, XcmsCIEXYZFormat); - - if (retval != XcmsFailure && pCompressed != NULL) { - *(pCompressed + i) = True; - } - return(retval); - } -} -- cgit v1.2.3