170 lines
4.7 KiB
Groff
170 lines
4.7 KiB
Groff
.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1994, 1996 X Consortium
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.\" Permission is hereby granted, free of charge, to any person obtaining
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.\" a copy of this software and associated documentation files (the
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.\" "Software"), to deal in the Software without restriction, including
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.\" without limitation the rights to use, copy, modify, merge, publish,
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.\" distribute, sublicense, and/or sell copies of the Software, and to
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.\" permit persons to whom the Software is furnished to do so, subject to
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.\" the following conditions:
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.\"
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.\" The above copyright notice and this permission notice shall be included
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.\" in all copies or substantial portions of the Software.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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.\" IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
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.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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.\" OTHER DEALINGS IN THE SOFTWARE.
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.\"
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.\" Except as contained in this notice, the name of the X Consortium shall
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.\" not be used in advertising or otherwise to promote the sale, use or
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.\" other dealings in this Software without prior written authorization
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.\" from the X Consortium.
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.\"
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.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991 by
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.\" Digital Equipment Corporation
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.\"
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.\" Portions Copyright \(co 1990, 1991 by
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.\" Tektronix, Inc.
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.\"
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.\" Permission to use, copy, modify and distribute this documentation for
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.\" any purpose and without fee is hereby granted, provided that the above
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.\" copyright notice appears in all copies and that both that copyright notice
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.\" and this permission notice appear in all copies, and that the names of
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.\" Digital and Tektronix not be used in in advertising or publicity pertaining
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.\" to this documentation without specific, written prior permission.
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.\" Digital and Tektronix makes no representations about the suitability
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.\" of this documentation for any purpose.
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.\" It is provided "as is" without express or implied warranty.
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.\"
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.\"
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.ds xT X Toolkit Intrinsics \- C Language Interface
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.ds xW Athena X Widgets \- C Language X Toolkit Interface
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.ds xL Xlib \- C Language X Interface
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.ds xC Inter-Client Communication Conventions Manual
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.de EX
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.sp
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.nf
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.ft CW
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..
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.de EE
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.ft R
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.fi
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.sp
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..
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.TH XcmsColor __libmansuffix__ __xorgversion__ "XLIB FUNCTIONS"
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.SH NAME
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XcmsColor, XcmsRGB, XcmsRGBi, XcmsCIEXYZ, XcmsCIEuvY, XcmsCIExyY, XcmsCIELab, XcmsCIELuv, XcmsTekHVC, XcmsPad \- Xcms color structure
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.SH STRUCTURES
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The structure for
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.B XcmsColor
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contains:
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.LP
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.EX
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typedef unsigned long XcmsColorFormat; /\&* Color Specification Format */
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typedef struct {
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union {
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XcmsRGB RGB;
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XcmsRGBi RGBi;
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XcmsCIEXYZ CIEXYZ;
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XcmsCIEuvY CIEuvY;
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XcmsCIExyY CIExyY;
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XcmsCIELab CIELab;
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XcmsCIELuv CIELuv;
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XcmsTekHVC TekHVC;
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XcmsPad Pad;
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} spec;
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unsigned long pixel;
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XcmsColorFormat format;
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} XcmsColor; /\&* Xcms Color Structure */
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.EE
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.LP
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.EX
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typedef double XcmsFloat;
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typedef struct {
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unsigned short red; /\&* 0x0000 to 0xffff */
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unsigned short green; /\&* 0x0000 to 0xffff */
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unsigned short blue; /\&* 0x0000 to 0xffff */
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} XcmsRGB; /\&* RGB Device */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat red; /\&* 0.0 to 1.0 */
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XcmsFloat green; /\&* 0.0 to 1.0 */
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XcmsFloat blue; /\&* 0.0 to 1.0 */
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} XcmsRGBi; /\&* RGB Intensity */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat X;
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XcmsFloat Y; /\&* 0.0 to 1.0 */
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XcmsFloat Z;
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} XcmsCIEXYZ; /\&* CIE XYZ */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat u_prime; /\&* 0.0 to ~0.6 */
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XcmsFloat v_prime; /\&* 0.0 to ~0.6 */
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XcmsFloat Y; /\&* 0.0 to 1.0 */
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} XcmsCIEuvY; /\&* CIE u'v'Y */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat x; /\&* 0.0 to ~.75 */
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XcmsFloat y; /\&* 0.0 to ~.85 */
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XcmsFloat Y; /\&* 0.0 to 1.0 */
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} XcmsCIExyY; /\&* CIE xyY */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat L_star; /\&* 0.0 to 100.0 */
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XcmsFloat a_star;
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XcmsFloat b_star;
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} XcmsCIELab; /\&* CIE L*a*b* */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat L_star; /\&* 0.0 to 100.0 */
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XcmsFloat u_star;
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XcmsFloat v_star;
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} XcmsCIELuv; /\&* CIE L*u*v* */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat H; /\&* 0.0 to 360.0 */
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XcmsFloat V; /\&* 0.0 to 100.0 */
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XcmsFloat C; /\&* 0.0 to 100.0 */
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} XcmsTekHVC; /\&* TekHVC */
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.EE
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.LP
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.EX
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typedef struct {
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XcmsFloat pad0;
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XcmsFloat pad1;
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XcmsFloat pad2;
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XcmsFloat pad3;
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} XcmsPad; /\&* four doubles */
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.EE
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.SH DESCRIPTION
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The
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.B XcmsColor
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structure contains a union of substructures,
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each supporting color specification encoding for a particular color space.
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.SH "SEE ALSO"
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XcmsAllocColor(__libmansuffix__),
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XcmsStoreColor(__libmansuffix__),
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XcmsConvertColors(__libmansuffix__),
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.LP
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\fI\*(xL\fP
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