diff options
Diffstat (limited to 'src/xcms/SetCCC.c')
-rw-r--r-- | src/xcms/SetCCC.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/xcms/SetCCC.c b/src/xcms/SetCCC.c new file mode 100644 index 0000000..d58daf8 --- /dev/null +++ b/src/xcms/SetCCC.c @@ -0,0 +1,150 @@ +/* $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); +} |