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+/* $Xorg: SetCCC.c,v 1.3 2000/08/17 19:44:52 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
+ * XcmsSetCCC.c - Color Conversion Context Setting Routines
+ *
+ * DESCRIPTION
+ * Routines to set components of a Color Conversion
+ * Context structure.
+ *
+ *
+ */
+
+#include "Xlibint.h"
+#include "Xcms.h"
+
+
+
+/************************************************************************
+ * *
+ * PUBLIC INTERFACES *
+ * *
+ ************************************************************************/
+
+/*
+ * NAME
+ * XcmsSetWhitePoint
+ *
+ * SYNOPSIS
+ */
+
+Status
+XcmsSetWhitePoint(ccc, pColor)
+ XcmsCCC ccc;
+ XcmsColor *pColor;
+/*
+ * DESCRIPTION
+ * Sets the Client White Point in the specified CCC.
+ *
+ * RETURNS
+ * Returns XcmsSuccess if succeeded; otherwise XcmsFailure.
+ *
+ */
+{
+ if (pColor == NULL || pColor->format == XcmsUndefinedFormat) {
+ ccc->clientWhitePt.format = XcmsUndefinedFormat;
+ } else if (pColor->format != XcmsCIEXYZFormat &&
+ pColor->format != XcmsCIEuvYFormat &&
+ pColor->format != XcmsCIExyYFormat) {
+ return(XcmsFailure);
+ } else {
+ memcpy((char *)&ccc->clientWhitePt, (char *)pColor, sizeof(XcmsColor));
+ }
+ return(XcmsSuccess);
+}
+
+
+/*
+ * NAME
+ * XcmsSetCompressionProc
+ *
+ * SYNOPSIS
+ */
+
+XcmsCompressionProc
+#if NeedFunctionPrototypes
+XcmsSetCompressionProc(
+ XcmsCCC ccc,
+ XcmsCompressionProc compression_proc,
+ XPointer client_data)
+#else
+XcmsSetCompressionProc(ccc, compression_proc, client_data)
+ XcmsCCC ccc;
+ XcmsCompressionProc compression_proc;
+ XPointer client_data;
+#endif
+/*
+ * DESCRIPTION
+ * Set the specified CCC's compression function and client data.
+ *
+ * RETURNS
+ * Returns the old compression function.
+ *
+ */
+{
+ XcmsCompressionProc old = ccc->gamutCompProc;
+
+ ccc->gamutCompProc = compression_proc;
+ ccc->gamutCompClientData = client_data;
+ return(old);
+}
+
+
+/*
+ * NAME
+ * XcmsSetWhiteAdjustProc
+ *
+ * SYNOPSIS
+ */
+
+XcmsWhiteAdjustProc
+#if NeedFunctionPrototypes
+XcmsSetWhiteAdjustProc(
+ XcmsCCC ccc,
+ XcmsWhiteAdjustProc white_adjust_proc,
+ XPointer client_data )
+#else
+XcmsSetWhiteAdjustProc(ccc, white_adjust_proc, client_data)
+ XcmsCCC ccc;
+ XcmsWhiteAdjustProc white_adjust_proc;
+ XPointer client_data;
+#endif
+/*
+ * DESCRIPTION
+ * Set the specified CCC's white_adjust function and client data.
+ *
+ * RETURNS
+ * Returns the old white_adjust function.
+ *
+ */
+{
+ XcmsWhiteAdjustProc old = ccc->whitePtAdjProc;
+
+ ccc->whitePtAdjProc = white_adjust_proc;
+ ccc->whitePtAdjClientData = client_data;
+ return(old);
+}